deepseek版本edit icon

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藤原
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index.html
style.css
index.js
现在支持上传本地图片了!
            
            <!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>藤原的个人终端</title>
    <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&display=swap">
    <style>
:root {
    --editor-bg: #1e1e1e;
    --editor-secondary-bg: #252526;
    --line-color: #858585;
    --text-color: #d4d4d4;
    --keyword-color: #569cd6;
    --string-color: #ce9178;
    --comment-color: #6a9955;
    --number-color: #b5cea8;
    --function-color: #dcdcaa;
    --font-family: 'JetBrains Mono', 'Consolas', 'Monaco', monospace;
    --header-bg: #2d2d2d;
    --window-btn-close: #ff5f56;
    --window-btn-min: #ffbd2e;
    --window-btn-max: #27c93f;
    --ai-output-color: #4ec9b0;
    --user-input-color: #d7ba7d;
    --video-bg: #000000;
    --accent-color: #0a84ff;
    --accent-hover: #409eff;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    --border-radius: 8px;
    --calendar-today-bg: rgba(10, 132, 255, 0.3);
    --calendar-selected-bg: var(--accent-color);
    --weather-temp-high: #ff7e67;
    --weather-temp-low: #70c1ff;
    --birthday-color: #ff4081;
    --birthday-bg: rgba(255, 64, 129, 0.15);
}

[data-theme="light"] {
    --editor-bg: #f5f5f5;
    --editor-secondary-bg: #ebebeb;
    --line-color: #858585;
    --text-color: #333333;
    --keyword-color: #0000ff;
    --string-color: #a31515;
    --comment-color: #008000;
    --number-color: #098658;
    --function-color: #795e26;
    --header-bg: #e5e5e5;
    --ai-output-color: #098658;
    --user-input-color: #0000ff;
    --video-bg: #f0f0f0;
    --accent-color: #0a84ff;
    --accent-hover: #409eff;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --calendar-today-bg: rgba(10, 132, 255, 0.2);
    --calendar-selected-bg: var(--accent-color);
    --weather-temp-high: #ff5a3d;
    --weather-temp-low: #4a9eff;
    --birthday-color: #ff4081;
    --birthday-bg: rgba(255, 64, 129, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--editor-bg);
    color: var(--text-color);
    font-family: var(--font-family);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    transition: background-color 0.3s, color 0.3s;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(100, 100, 255, 0.03) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(100, 255, 100, 0.03) 0%, transparent 20%);
    background-attachment: fixed;
}

.theme-switch {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--header-bg);
    border-radius: 30px;
    padding: 8px 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 100;
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.theme-switch:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.theme-icon {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
}

.theme-switch:hover .theme-icon {
    transform: rotate(30deg);
}

.editor {
    width: 100%;
    max-width: 900px;
    margin: 20px auto;
    background: var(--editor-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    height: 80vh;
}

.editor:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.editor-header {
    background: var(--header-bg);
    padding: 12px;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background-color 0.3s;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.window-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    transition: all 0.2s;
    position: relative;
    cursor: pointer;
}

.window-btn:hover::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 50%;
}

.close { background: var(--window-btn-close); }
.minimize { background: var(--window-btn-min); }
.maximize { background: var(--window-btn-max); }

.title-bar {
    color: var(--line-color);
    margin-left: 20px;
    font-size: 0.9em;
    transition: color 0.3s;
}

.editor-content {
    padding: 20px;
    counter-reset: line;
    font-size: 14px;
    overflow-x: auto;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--line-color) transparent;
    flex: 1;
}

.editor-content::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.editor-content::-webkit-scrollbar-track {
    background: transparent;
}

.editor-content::-webkit-scrollbar-thumb {
    background-color: var(--line-color);
    border-radius: 4px;
}

.line {
    display: flex;
    padding: 2px 0;
    position: relative;
    min-height: 1.6em;
}

.line::before {
    counter-increment: line;
    content: counter(line);
    color: var(--line-color);
    width: 2em;
    text-align: right;
    padding-right: 1em;
    position: absolute;
    transition: color 0.3s;
    opacity: 0.7;
}

.line-content {
    padding-left: 3em;
    width: 100%;
}

.indent { margin-left: 2em; }
.indent-2 { margin-left: 4em; }

.keyword { color: var(--keyword-color); }
.string { color: var(--string-color); }
.comment { color: var(--comment-color); }
.number { color: var(--number-color); }
.function { color: var(--function-color); }

.ai-output { color: var(--ai-output-color); }
.user-input { color: var(--user-input-color); }

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.2s;
    position: relative;
}

a:hover {
    color: var(--accent-hover);
}

a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: 0;
    left: 0;
    background-color: var(--accent-hover);
    transition: width 0.3s ease;
}

a:hover::after {
    width: 100%;
}

.cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background: var(--text-color);
    margin-left: 2px;
    animation: blink 1s step-end infinite;
    vertical-align: middle;
    transition: background 0.3s;
}

@keyframes blink {
    50% { opacity: 0; }
}

.input-line {
    display: flex;
    align-items: center;
    background: var(--editor-secondary-bg);
    padding: 8px 10px;
    border-radius: 4px;
    transition: all 0.3s;
    margin: 0 20px 20px;
    position: sticky;
    bottom: 0;
    z-index: 10;
}

.input-line:focus-within {
    box-shadow: 0 0 0 2px var(--accent-color);
}

.input-line::before {
    content: ">";
    color: var(--accent-color);
    width: 2em;
    text-align: right;
    padding-right: 1em;
    font-weight: bold;
}

.input-line input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-color);
    font-family: var(--font-family);
    font-size: 14px;
    outline: none;
    padding: 2px 0;
}

.video-container {
    margin-top: 20px;
    width: 100%;
    background: var(--video-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all 0.3s;
    box-shadow: var(--box-shadow);
}

.video-container video {
    width: 100%;
    display: block;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.video-info {
    padding: 15px;
    font-size: 0.9em;
    color: var(--text-color);
    background: var(--editor-secondary-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.video-commands {
    margin-top: 10px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.video-command {
    background: var(--header-bg);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.85em;
    transition: all 0.2s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.video-command:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

.image-converter {
    margin-top: 20px;
    width: 100%;
    background: var(--editor-secondary-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: all 0.3s;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.image-preview-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 20px;
}

.image-preview {
    max-width: 100%;
    max-height: 300px;
    margin-bottom: 15px;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s;
}

.image-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 15px;
    background: var(--editor-bg);
    padding: 15px;
    border-radius: var(--border-radius);
}

.image-control {
    display: flex;
    flex-direction: column;
    min-width: 120px;
    flex: 1;
}

.image-control label {
    font-size: 0.85em;
    margin-bottom: 8px;
    color: var(--line-color);
}

.image-control input, 
.image-control select {
    background: var(--editor-secondary-bg);
    border: 1px solid var(--line-color);
    color: var(--text-color);
    padding: 8px 12px;
    border-radius: 4px;
    font-family: var(--font-family);
    transition: all 0.2s;
}

.image-control input:focus, 
.image-control select:focus {
    border-color: var(--accent-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(10, 132, 255, 0.3);
}

.image-control input[type="range"] {
    -webkit-appearance: none;
    height: 6px;
    background: var(--editor-bg);
    border-radius: 3px;
    padding: 0;
}

.image-control input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: var(--accent-color);
    border-radius: 50%;
    cursor: pointer;
}

.image-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    justify-content: center;
}

.image-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-family: var(--font-family);
    font-weight: bold;
    transition: all 0.2s;
    min-width: 120px;
    text-align: center;
}

.image-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(10, 132, 255, 0.3);
}

.image-download-link {
    display: none;
}

.tooltip {
    position: relative;
}

.tooltip:hover::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 120%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--header-bg);
    color: var(--text-color);
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8em;
    white-space: nowrap;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    z-index: 100;
}

/* 打字机动画 */
@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

.typing-animation {
    overflow: hidden;
    white-space: nowrap;
    animation: typing 1s steps(30, end);
}

/* 命令面板 */
.command-palette {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 600px;
    background: var(--editor-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    z-index: 1000;
    display: none;
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-height: 70vh;
    overflow: hidden;
}

.command-palette .editor-header {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.command-palette-content {
    padding: 15px;
    max-height: calc(70vh - 50px);
    overflow-y: auto;
}

.command-header {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    gap: 10px;
}

.command-search {
    flex: 1;
    background: var(--editor-secondary-bg);
    border: 1px solid var(--line-color);
    color: var(--text-color);
    padding: 8px 12px;
    border-radius: 4px;
    font-family: var(--font-family);
}

.command-list {
    max-height: 50vh;
    overflow-y: auto;
}

.command-item {
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 5px 0;
}

.command-item:hover {
    background: var(--editor-secondary-bg);
}

.command-item.selected {
    background: var(--accent-color);
    color: white;
}

.command-icon {
    width: 16px;
    height: 16px;
}

.command-shortcut {
    margin-left: auto;
    color: var(--line-color);
    font-size: 0.8em;
    background: var(--editor-secondary-bg);
    padding: 2px 6px;
    border-radius: 4px;
}

/* 命令历史记录样式 */
.command-history {
    margin-top: 20px;
    background: var(--editor-secondary-bg);
    border-radius: var(--border-radius);
    padding: 15px;
    display: none;
}

.history-title {
    font-size: 0.9em;
    margin-bottom: 10px;
    color: var(--accent-color);
}

.history-list {
    max-height: 200px;
    overflow-y: auto;
}

.history-item {
    padding: 5px 0;
    cursor: pointer;
    display: flex;
    align-items: center;
}

.history-item:hover {
    color: var(--accent-color);
}

.history-item::before {
    content: ">";
    margin-right: 10px;
    color: var(--line-color);
}

/* 日历组件样式 */
.calendar-container {
    margin-top: 20px;
    background: var(--editor-secondary-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.calendar-title {
    font-size: 1.2em;
    font-weight: bold;
}

.calendar-nav {
    display: flex;
    gap: 10px;
}

.calendar-btn {
    background: var(--editor-bg);
    border: none;
    color: var(--text-color);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
}

.calendar-btn:hover {
    background: var(--accent-color);
    color: white;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
}

.calendar-weekday {
    text-align: center;
    font-size: 0.8em;
    color: var(--line-color);
    padding: 5px 0;
    font-weight: bold;
}

.calendar-day {
    text-align: center;
    padding: 8px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.calendar-day:hover {
    background: var(--editor-bg);
}

.calendar-day.today {
    background: var(--calendar-today-bg);
    font-weight: bold;
}

.calendar-day.selected {
    background: var(--calendar-selected-bg);
    color: white;
}

.calendar-day.other-month {
    color: var(--line-color);
    opacity: 0.5;
}

/* 生日标记样式 */
.calendar-day.birthday {
    color: var(--birthday-color);
    font-weight: bold;
}

.calendar-day.birthday::after {
    content: '🎂';
    font-size: 0.7em;
    position: absolute;
    bottom: 2px;
    right: 2px;
}

.calendar-day.birthday:hover {
    background: var(--birthday-bg);
}

.calendar-events {
    margin-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 15px;
}

.calendar-events-title {
    font-size: 0.9em;
    margin-bottom: 10px;
    color: var(--accent-color);
}

.calendar-event {
    background: var(--editor-bg);
    padding: 8px 12px;
    border-radius: 4px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.calendar-event-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-color);
}

.calendar-event-time {
    font-size: 0.8em;
    color: var(--line-color);
}

/* 生日事件样式 */
.calendar-event.birthday-event {
    background: var(--birthday-bg);
    border-left: 3px solid var(--birthday-color);
}

.calendar-event.birthday-event .calendar-event-dot {
    background: var(--birthday-color);
}

/* 天气组件样式 */
.weather-container {
    margin-top: 20px;
    background: var(--editor-secondary-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.weather-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.weather-location {
    font-size: 1.2em;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 8px;
}

.weather-refresh {
    background: var(--editor-bg);
    border: none;
    color: var(--text-color);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
}

.weather-refresh:hover {
    background: var(--accent-color);
    color: white;
    transform: rotate(180deg);
}

.weather-current {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.weather-icon {
    width: 64px;
    height: 64px;
    margin-right: 15px;
}

.weather-temp {
    font-size: 2.5em;
    font-weight: bold;
}

.weather-desc {
    margin-left: 15px;
}

.weather-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.weather-detail {
    background: var(--editor-bg);
    padding: 10px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.weather-detail-icon {
    width: 20px;
    height: 20px;
    opacity: 0.7;
}

.weather-detail-value {
    font-weight: bold;
}

.weather-forecast {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
}

.forecast-day {
    background: var(--editor-bg);
    padding: 10px;
    border-radius: 4px;
    text-align: center;
}

.forecast-date {
    font-size: 0.8em;
    color: var(--line-color);
    margin-bottom: 5px;
}

.forecast-icon {
    width: 32px;
    height: 32px;
    margin: 5px auto;
}

.forecast-temp {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.forecast-high {
    color: var(--weather-temp-high);
    font-weight: bold;
}

.forecast-low {
    color: var(--weather-temp-low);
    font-size: 0.9em;
}

.weather-search {
    margin-top: 15px;
    display: flex;
    gap: 10px;
}

.weather-search input {
    flex: 1;
    background: var(--editor-bg);
    border: 1px solid var(--line-color);
    color: var(--text-color);
    padding: 8px 12px;
    border-radius: 4px;
    font-family: var(--font-family);
}

.weather-search button {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-family: var(--font-family);
    transition: all 0.2s;
}

.weather-search button:hover {
    background: var(--accent-hover);
}

/* 命令面板分类 */
.command-category {
    font-size: 0.8em;
    color: var(--line-color);
    padding: 5px 12px;
    margin-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.command-category:first-child {
    border-top: none;
    margin-top: 0;
}

/* 关闭后的界面样式 */
.shutdown-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-family: var(--font-family);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.shutdown-screen.active {
    opacity: 1;
    pointer-events: all;
}

.shutdown-text {
    font-size: 2em;
    margin-bottom: 20px;
    text-align: center;
}

.restart-btn {
    background: #0a84ff;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 1em;
    transition: all 0.3s;
    margin-top: 30px;
}

.restart-btn:hover {
    background: #409eff;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(10, 132, 255, 0.3);
}

.terminal-signature {
    position: absolute;
    bottom: 30px;
    font-size: 0.8em;
    color: rgba(255, 255, 255, 0.5);
}

/* 响应式设计优化 */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .editor {
        width: 100%;
        margin: 0;
        font-size: 14px;
        height: 90vh;
    }

    .editor-content {
        padding: 15px 10px;
    }

    .line-content {
        padding-left: 2.5em;
    }

    .indent { margin-left: 1.5em; }
    .indent-2 { margin-left: 3em; }

    .title-bar {
        font-size: 0.8em;
        margin-left: 10px;
    }

    .window-btn {
        width: 10px;
        height: 10px;
    }
    
    .theme-switch {
        top: 10px;
        right: 10px;
        padding: 5px 10px;
        font-size: 0.8em;
    }
    
    .image-controls {
        flex-direction: column;
    }
    
    .image-control {
        width: 100%;
    }
    
    .weather-forecast {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .calendar-grid {
        gap: 2px;
    }
    
    .calendar-day {
        padding: 5px;
        font-size: 0.9em;
    }
    
    .command-palette {
        width: 95%;
        max-height: 80vh;
    }
}

@media (max-width: 480px) {
    .editor-content {
        font-size: 12px;
    }

    .indent { margin-left: 1em; }
    .indent-2 { margin-left: 2em; }
    
    .weather-forecast {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .weather-details {
        grid-template-columns: 1fr;
    }
    
    .command-palette {
        max-height: 85vh;
    }
}

/* 新增的AI思考中动画样式 */
.thinking-animation {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 20px;
}

.thinking-animation span {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--ai-output-color);
    border-radius: 50%;
    animation: thinking 1.5s infinite ease-in-out;
}

.thinking-animation span:nth-child(1) {
    left: 0;
    animation-delay: 0s;
}

.thinking-animation span:nth-child(2) {
    left: 15px;
    animation-delay: 0.2s;
}

.thinking-animation span:nth-child(3) {
    left: 30px;
    animation-delay: 0.4s;
}

@keyframes thinking {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}
      
      .shutdown-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
    color: rgba(255, 255, 255, 0.9);
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    overflow: auto;
    padding: 20px;
}

.shutdown-screen.active {
    opacity: 1;
    pointer-events: all;
}

.shutdown-screen .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.shutdown-screen .header {
    text-align: center;
    margin-bottom: 1.5rem;
    animation: fadeIn 1s ease;
}

.shutdown-screen .logo {
    font-size: 3.5rem;
    font-weight: 300;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, rgba(138, 180, 248, 0.8), rgba(158, 200, 255, 0.6));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: 2px;
}

.shutdown-screen .subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 300;
    letter-spacing: 1px;
}

.shutdown-screen .time-display {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 300;
}

.shutdown-screen .search-container {
    width: 100%;
    max-width: 700px;
    margin-bottom: 3rem;
    position: relative;
}

.shutdown-screen .search-box {
    position: relative;
    width: 100%;
}

.shutdown-screen .search-input {
    width: 100%;
    padding: 1.2rem 1.5rem;
    font-size: 1.1rem;
    border: none;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.shutdown-screen .search-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.shutdown-screen .search-input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.shutdown-screen .search-engine-selector {
    position: absolute;
    right: 5px;
    top: 5px;
    height: calc(100% - 10px);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.shutdown-screen .search-engine-selector:hover {
    background: rgba(255, 255, 255, 0.2);
}

.shutdown-screen .search-engine-selector img {
    width: 20px;
    height: 20px;
    margin-right: 8px;
    border-radius: 50%;
    object-fit: contain;
}

.shutdown-screen .search-engine-selector span {
    font-size: 0.9rem;
    margin-right: 8px;
    color: rgba(255, 255, 255, 0.9);
}

.shutdown-screen .search-engine-selector svg {
    width: 12px;
    height: 12px;
    fill: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
}

.shutdown-screen .content {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.shutdown-screen .category {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.shutdown-screen .category:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.08);
}

.shutdown-screen .category-title {
    font-size: 1.2rem;
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(138, 180, 248, 0.8);
    display: flex;
    align-items: center;
}

.shutdown-screen .category-title svg {
    margin-right: 10px;
    width: 20px;
    height: 20px;
    fill: rgba(138, 180, 248, 0.8);
}

.shutdown-screen .quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.8rem;
}

.shutdown-screen .quick-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.shutdown-screen .quick-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    transform: translateY(-3px);
}

.shutdown-screen .quick-link-icon {
    width: 36px;
    height: 36px;
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.shutdown-screen .quick-link:hover .quick-link-icon {
    background: rgba(138, 180, 248, 0.8);
    box-shadow: 0 0 15px rgba(138, 180, 248, 0.3);
}

.shutdown-screen .quick-link-icon img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.shutdown-screen .quick-link-name {
    font-size: 0.85rem;
    text-align: center;
    font-weight: 300;
}

.shutdown-screen .restart-btn {
    background: rgba(10, 132, 255, 0.8);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 1em;
    transition: all 0.3s;
    margin-top: 30px;
}

.shutdown-screen .restart-btn:hover {
    background: rgba(64, 158, 255, 0.8);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(10, 132, 255, 0.3);
}

@media (max-width: 768px) {
    .shutdown-screen .logo {
        font-size: 2.5rem;
    }
    
    .shutdown-screen .subtitle {
        font-size: 1rem;
    }
    
    .shutdown-screen .time-display {
        font-size: 1rem;
    }
    
    .shutdown-screen .search-input {
        padding-right: 120px;
        font-size: 1rem;
    }
    
    .shutdown-screen .search-engine-selector span {
        display: none;
    }
    
    .shutdown-screen .content {
        grid-template-columns: 1fr;
    }
}
    </style>
</head>
<body>
    <!-- 关闭后的界面 -->
<div class="shutdown-screen" id="shutdownScreen">
    <div class="container">
        <header class="header">
            <h1 class="logo">Teng Yuan</h1>
            <p class="subtitle">个性化浏览器起始页</p>
        </header>
        
        <div class="time-display" id="timeDisplay"></div>
        
        <div class="search-container">
            <div class="search-box">
                <form id="search-form" action="https://www.google.com/search" method="get" target="_blank">
                    <input class="search-input" type="text" name="q" placeholder="搜索互联网..." autofocus>
                    <div class="search-engine-selector" id="engine-selector">
                        <img src="https://www.google.com/favicon.ico" alt="Google" onerror="this.src='data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNCIgaGVpZ2h0PSIyNCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJ3aGl0ZSI+PHBhdGggZD0iTTEyIDJhMTAgMTAgMCAxIDAgMTAgMTBBMTAgMTAgMCAwIDAgMTIgMnptMCAxOGE4IDggMCAxIDEgOC04IDggOCAwIDAgMS04IDh6Ii8+PHBhdGggZD0iTTEyIDhhNCA0IDAgMSAwIDQgNCA0IDQgMCAwIDAtNC00em0wIDZhMiAyIDAgMSAxIDItMiAyIDIgMCAwIDEtMiAyeiIvPjwvc3ZnPg=='">
                        <span>Google</span>
                        <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16">
                            <path d="M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z"/>
                        </svg>
                    </div>
                </form>
            </div>
        </div>
        
        <div class="content">
            <div class="category">
                <h2 class="category-title">
                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
                        <path d="M12 2a10 10 0 1 0 10 10A10 10 0 0 0 12 2zm0 18a8 8 0 1 1 8-8 8 8 0 0 1-8 8z"/>
                        <path d="M12 8a4 4 0 1 0 4 4 4 4 0 0 0-4-4zm0 6a2 2 0 1 1 2-2 2 2 0 0 1-2 2z"/>
                    </svg>
                    常用网站
                </h2>
                <div class="quick-links">
                    <a href="https://www.google.com" class="quick-link" target="_blank">
                        <div class="quick-link-icon">
                            <img src="https://www.google.com/favicon.ico" alt="Google">
                        </div>
                        <div class="quick-link-name">Google</div>
                    </a>
                    <a href="https://www.youtube.com" class="quick-link" target="_blank">
                        <div class="quick-link-icon">
                            <img src="https://www.youtube.com/favicon.ico" alt="YouTube">
                        </div>
                        <div class="quick-link-name">YouTube</div>
                    </a>
                    <a href="https://github.com" class="quick-link" target="_blank">
                        <div class="quick-link-icon">
                            <img src="https://github.com/favicon.ico" alt="GitHub">
                        </div>
                        <div class="quick-link-name">GitHub</div>
                    </a>
                </div>
            </div>
        </div>
        
        <button class="restart-btn" id="restartBtn">返回终端</button>
    </div>
</div>
     <!-- 个人终端 -->
    <div class="editor" id="mainEditor">
        <div class="editor-header">
            <span class="window-btn close" data-tooltip="关闭" id="closeBtn"></span>
            <span class="window-btn minimize" data-tooltip="最小化" id="minimizeBtn"></span>
            <span class="window-btn maximize" data-tooltip="最大化" id="maximizeBtn"></span>
            <span class="title-bar">terminal.js - 藤原的个人终端</span>
        </div>
        <div class="editor-content" id="editorContent">
            <div class="line"><div class="line-content"><span class="comment">// 个人信息配置</span></div></div>
            <div class="line"><div class="line-content"><span class="keyword">const</span> <span class="function">profile</span> = {</div></div>
            <div class="line"><div class="line-content indent"><span class="keyword">name</span>: <span class="string">"藤原"</span>,</div></div>
            <div class="line"><div class="line-content indent"><span class="keyword">title</span>: <span class="string">"职场牛马!!!"</span>,</div></div>
            <div class="line"><div class="line-content indent"><span class="keyword">contact</span>: {</div></div>
            <div class="line"><div class="line-content indent-2"><span class="keyword">email</span>: <span class="string"><a href="mailto:2083737075@qq.com">"2083737075@qq.com"</a></span>,</div></div>
            <div class="line"><div class="line-content indent-2"><span class="keyword">website</span>: <span class="string"><a href="http://tengyuan.icu" target="_blank">"TengYuan.icu"</a></span>,</div></div>
            <div class="line"><div class="line-content indent-2"><span class="keyword">FileCodeBox</span>: <span class="string"><a href="http://wp.tengyuan.icu/" target="_blank">"wp.tengyuan.icu"</a></span>,</div></div>
            <div class="line"><div class="line-content indent">},</div></div>
            <div class="line"><div class="line-content indent"><span class="keyword">links</span>: {</div></div>
            <div class="line"><div class="line-content indent-2"><span class="keyword">travel blog</span>: <span class="string"><a href="http://blog.tengyuan.icu/" target="_blank">"blog.tengyuan.icu"</a></span>,</div></div>
            <div class="line"><div class="line-content indent-2"><span class="keyword">birthday</span>: <span class="string"><a href="http://sr.0814.cn" target="_blank">"2001/11/01"</a></span>,</div></div>
            <div class="line"><div class="line-content indent">},</div></div>
            <div class="line"><div class="line-content indent"><span class="comment">// 座右铭</span></div></div>
            <div class="line"><div class="line-content indent"><span class="keyword">motto</span>: <span class="string">"以清简代码,筑玖维数字宇宙。"</span>,</div></div>
            <div class="line"><div class="line-content indent"><span class="keyword">copyright</span>: <span class="string">"2017-<span id="year"></span> 藤原"</span>,</div></div>
            <div class="line"><div class="line-content">};</div></div>
            
            <div class="line"><div class="line-content"><span class="comment">// 终端交互</span></div></div>
            <div class="line"><div class="line-content"><span class="function">console</span>.<span class="function">log</span>(<span class="string">"欢迎访问藤原的个人终端"</span>);</div></div>
            <div class="line"><div class="line-content"><span class="function">console</span>.<span class="function">log</span>(<span class="string">"输入 'help' 获取可用命令"</span>);</div></div>
            
            <!-- 命令历史记录 -->
            <div class="command-history" id="commandHistory">
                <div class="history-title">命令历史记录</div>
                <div class="history-list" id="historyList"></div>
            </div>
        </div>
        
        <!-- 输入行 -->
        <div class="input-line">
            <input type="text" id="userInput" placeholder="输入命令..." autocomplete="off">
        </div>
    </div>
    
    <!-- 命令面板 -->
    <div class="command-palette" id="commandPalette">
        <div class="editor-header">
            <span class="window-btn close" data-tooltip="关闭" id="closeCommandPaletteBtn"></span>
            <span class="title-bar">command-palette.js - 命令面板</span>
        </div>
        <div class="command-palette-content">
            <div class="command-header">
                <input type="text" class="command-search" id="commandSearch" placeholder="搜索命令...">
            </div>
            <div class="command-list" id="commandList">
                <!-- 命令将通过JS动态添加 -->
            </div>
        </div>
    </div>

    <!-- 隐藏的文件输入元素 -->
    <input type="file" id="fileInput" accept="image/*" style="display: none;">

    <script>
// 主题切换功能
let themeSwitch = document.getElementById('themeSwitch');
let themeText;
if (!themeSwitch) {
    themeSwitch = document.createElement('div');
    themeSwitch.id = 'themeSwitch';
    themeSwitch.style.display = 'none';
    themeText = document.createElement('span');
    themeText.id = 'themeText';
    themeSwitch.appendChild(themeText);
    document.body.appendChild(themeSwitch);
} else {
    themeText = document.getElementById('themeText');
}
const body = document.body;

// 检查本地存储中的主题设置
const currentTheme = localStorage.getItem('theme') || 'dark';
body.setAttribute('data-theme', currentTheme);
themeText.textContent = currentTheme === 'dark' ? '切换主题' : '夜间模式';

themeSwitch.addEventListener('click', () => {
    const currentTheme = body.getAttribute('data-theme');
    const newTheme = currentTheme === 'dark' ? 'light' : 'dark';
    body.setAttribute('data-theme', newTheme);
    localStorage.setItem('theme', newTheme);
    themeText.textContent = newTheme === 'dark' ? '切换主题' : '夜间模式';
});

// 设置当前年份
const currentYear = new Date().getFullYear();
document.getElementById('year').textContent = currentYear;

// 终端交互功能
const editorContent = document.getElementById('editorContent');
const userInput = document.getElementById('userInput');
const inputLine = document.querySelector('.input-line');
const fileInput = document.getElementById('fileInput');
const commandPalette = document.getElementById('commandPalette');
const commandSearch = document.getElementById('commandSearch');
const commandList = document.getElementById('commandList');
const commandHistory = document.getElementById('commandHistory');
const historyList = document.getElementById('historyList');
const closeBtn = document.getElementById('closeBtn');
const minimizeBtn = document.getElementById('minimizeBtn');
const maximizeBtn = document.getElementById('maximizeBtn');
const shutdownScreen = document.getElementById('shutdownScreen');
const restartBtn = document.getElementById('restartBtn');
const closeCommandPaletteBtn = document.getElementById('closeCommandPaletteBtn');
const mainEditor = document.getElementById('mainEditor');

// 搜索引擎配置
const searchEngines = {
    google: {
        name: "Google",
        url: "https://www.google.com/search",
        param: "q",
        icon: "https://www.google.com/favicon.ico"
    },
    baidu: {
        name: "百度",
        url: "https://www.baidu.com/s",
        param: "wd",
        icon: "https://www.baidu.com/favicon.ico"
    },
    bing: {
        name: "Bing",
        url: "https://www.bing.com/search",
        param: "q",
        icon: "https://www.bing.com/favicon.ico"
    },
    duckduckgo: {
        name: "DuckDuckGo",
        url: "https://duckduckgo.com/",
        param: "q",
        icon: "https://duckduckgo.com/favicon.ico"
    }
};

// 默认搜索引擎
let currentEngine = localStorage.getItem('searchEngine') || 'google';

// 设置搜索引擎
function setSearchEngine(engine) {
    if (searchEngines[engine]) {
        currentEngine = engine;
        const searchForm = document.getElementById('search-form');
        const input = searchForm.querySelector('input');
        
        searchForm.action = searchEngines[engine].url;
        input.name = searchEngines[engine].param;
        
        const selector = document.getElementById('engine-selector');
        const img = selector.querySelector('img');
        const span = selector.querySelector('span');
        
        img.src = searchEngines[engine].icon;
        img.alt = searchEngines[engine].name;
        img.onerror = function() {
            this.src = 'data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNCIgaGVpZ2h0PSIyNCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJ3aGl0ZSI+PHBhdGggZD0iTTEyIDJhMTAgMTAgMCAxIDAgMTAgMTBBMTAgMTAgMCAwIDAgMTIgMnptMCAxOGE4IDggMCAxIDEgOC04IDggOCAwIDAgMS04IDh6Ii8+PHBhdGggZD0iTTEyIDhhNCA0IDAgMSAwIDQgNCA0IDQgMCAwIDAtNC00em0wIDZhMiAyIDAgMSAxIDItMiAyIDIgMCAwIDEtMiAyeiIvPjwvc3ZnPg==';
        };
        
        span.textContent = searchEngines[engine].name;
        localStorage.setItem('searchEngine', engine);
    }
}

// 创建搜索引擎下拉菜单
function createEngineDropdown() {
    const selector = document.getElementById('engine-selector');
    const dropdown = document.createElement('div');
    dropdown.className = 'engine-dropdown';
    dropdown.style.display = 'none';
    
    Object.keys(searchEngines).forEach(engine => {
        const item = document.createElement('div');
        item.className = 'engine-item';
        
        const img = document.createElement('img');
        img.src = searchEngines[engine].icon;
        img.alt = searchEngines[engine].name;
        img.width = 16;
        img.height = 16;
        
        const name = document.createElement('span');
        name.textContent = searchEngines[engine].name;
        
        item.appendChild(img);
        item.appendChild(name);
        
        item.addEventListener('click', (e) => {
            e.stopPropagation();
            setSearchEngine(engine);
            dropdown.style.display = 'none';
        });
        
        dropdown.appendChild(item);
    });
    
    selector.appendChild(dropdown);
    
    selector.addEventListener('click', (e) => {
        e.stopPropagation();
        dropdown.style.display = dropdown.style.display === 'none' ? 'block' : 'none';
    });
    
    document.addEventListener('click', (e) => {
        if (!selector.contains(e.target)) {
            dropdown.style.display = 'none';
        }
    });
}

// 更新实时时间
function updateTime() {
    const now = new Date();
    const options = { 
        weekday: 'long', 
        year: 'numeric', 
        month: 'long', 
        day: 'numeric',
        hour: '2-digit',
        minute: '2-digit',
        second: '2-digit',
        hour12: false
    };
    const timeDisplay = document.getElementById('timeDisplay');
    if (timeDisplay) {
        timeDisplay.textContent = now.toLocaleDateString('zh-CN', options);
    }
}

// 初始化搜索引擎功能
function initSearchEngine() {
    setSearchEngine(currentEngine);
    createEngineDropdown();
    updateTime();
    setInterval(updateTime, 1000);
    
    const searchForm = document.getElementById('search-form');
    if (searchForm) {
        searchForm.addEventListener('submit', function(e) {
            const input = this.querySelector('input');
            if (!input.value.trim()) {
                e.preventDefault();
            }
        });
    }
}

// 窗口控制功能
closeBtn.addEventListener('click', () => {
    shutdownScreen.classList.add('active');
    mainEditor.style.opacity = '0';
    mainEditor.style.pointerEvents = 'none';
    initSearchEngine(); // 初始化关闭界面的搜索引擎
});

minimizeBtn.addEventListener('click', () => {
    mainEditor.style.transform = 'scale(0.8)';
    mainEditor.style.opacity = '0';
    mainEditor.style.pointerEvents = 'none';
    
    setTimeout(() => {
        mainEditor.style.transform = 'scale(1)';
        mainEditor.style.opacity = '1';
        mainEditor.style.pointerEvents = 'all';
    }, 3000);
});

maximizeBtn.addEventListener('click', () => {
    if (!document.fullscreenElement) {
        mainEditor.requestFullscreen().catch(err => {
            addAILine(`全屏模式错误: ${err.message}`);
        });
    } else {
        document.exitFullscreen();
    }
});

// 重启按钮功能
restartBtn.addEventListener('click', () => {
    shutdownScreen.classList.remove('active');
    mainEditor.style.opacity = '1';
    mainEditor.style.pointerEvents = 'all';
});

// 命令面板关闭按钮
closeCommandPaletteBtn.addEventListener('click', () => {
    commandPalette.style.display = 'none';
    userInput.focus();
});

// 命令历史记录
let commandHistoryArray = JSON.parse(localStorage.getItem('commandHistory') || '[]');
let historyIndex = -1;

function updateHistoryUI() {
    historyList.innerHTML = '';
    commandHistoryArray.slice().reverse().forEach((cmd, index) => {
        const item = document.createElement('div');
        item.className = 'history-item';
        item.textContent = cmd;
        item.addEventListener('click', () => {
            userInput.value = cmd;
            userInput.focus();
        });
        historyList.appendChild(item);
    });
}

function saveToHistory(command) {
    if (commandHistoryArray.length === 0 || commandHistoryArray[commandHistoryArray.length - 1] !== command) {
        commandHistoryArray.push(command);
        if (commandHistoryArray.length > 20) {
            commandHistoryArray.shift();
        }
        localStorage.setItem('commandHistory', JSON.stringify(commandHistoryArray));
        updateHistoryUI();
    }
    historyIndex = -1;
}

// 可用命令列表
const commands = [
    { id: 'help', name: '帮助', description: '显示帮助信息', shortcut: '?', category: '基础' },
    { id: 'clear', name: '清空终端', description: '清除终端内容', shortcut: 'Ctrl+L', category: '基础' },
    { id: 'history', name: '命令历史', description: '显示命令历史记录', shortcut: 'H', category: '基础' },
    { id: 'theme', name: '切换主题', description: '切换深色/浅色主题', shortcut: 'T', category: '基础' },
    { id: 'video', name: '解析视频', description: '解析并播放视频', args: 'URL', category: '工具' },
    { id: 'ai', name: 'AI助手', description: '与AI助手对话', args: 'message', category: '工具' },
    { id: 'base64', name: 'Base64编解码', description: '进行Base64编码或解码', args: 'encode/decode text', category: '工具' },
    { id: 'image', name: '图片转换', description: '转换图片格式', args: 'format', category: '工具' },
    { id: 'calendar', name: '日历', description: '显示日历和事件', shortcut: 'C', category: '新功能' },
    { id: 'weather', name: '天气', description: '查看天气预报', args: '城市名', shortcut: 'W', category: '新功能' },
    { id: 'todo', name: '待办事项', description: '管理待办事项', args: 'add/list/done/remove', category: '新功能' }
];

// 初始化命令面板
function initCommandPalette() {
    commandList.innerHTML = '';
    const categories = [...new Set(commands.map(cmd => cmd.category))];
    
    categories.forEach(category => {
        const categoryCommands = commands.filter(cmd => cmd.category === category);
        
        const categoryTitle = document.createElement('div');
        categoryTitle.className = 'command-category';
        categoryTitle.textContent = category;
        commandList.appendChild(categoryTitle);
        
        categoryCommands.forEach(cmd => {
            const item = document.createElement('div');
            item.className = 'command-item';
            item.dataset.id = cmd.id;
            item.dataset.category = cmd.category;
            
            const icon = document.createElement('svg');
            icon.className = 'command-icon';
            icon.setAttribute('width', '16');
            icon.setAttribute('height', '16');
            icon.setAttribute('viewBox', '0 0 24 24');
            icon.setAttribute('fill', 'none');
            icon.setAttribute('stroke', 'currentColor');
            icon.setAttribute('stroke-width', '2');
            icon.setAttribute('stroke-linecap', 'round');
            icon.setAttribute('stroke-linejoin', 'round');
            
            let iconPath;
            switch(cmd.id) {
                case 'help': iconPath = '<circle cx="12" cy="12" r="10"></circle><path d="M9.09 9a3 3 0 0 1 5.83 1c0 2-3 3-3 3"></path><line x1="12" y1="17" x2="12.01" y2="17"></line>'; break;
                case 'clear': iconPath = '<polyline points="3 6 5 6 21 6"></polyline><path d="M19 6v14a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V6m3 0V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2"></path>'; break;
                case 'video': iconPath = '<rect x="2" y="2" width="20" height="20" rx="2.18" ry="2.18"></rect><line x1="7" y1="2" x2="7" y2="22"></line><line x1="17" y1="2" x2="17" y2="22"></line><line x1="2" y1="12" x2="22" y2="12"></line><line x1="2" y1="7" x2="7" y2="7"></line><line x1="2" y1="17" x2="7" y2="17"></line><line x1="17" y1="17" x2="22" y2="17"></line><line x1="17" y1="7" x2="22" y2="7"></line>'; break;
                case 'ai': iconPath = '<circle cx="12" cy="12" r="10"></circle><polygon points="10 8 16 12 10 16 10 8"></polygon>'; break;
                case 'base64': iconPath = '<polyline points="16 18 22 12 16 6"></polyline><polyline points="8 6 2 12 8 18"></polyline>'; break;
                case 'image': iconPath = '<rect x="3" y="3" width="18" height="18" rx="2" ry="2"></rect><circle cx="8.5" cy="8.5" r="1.5"></circle><polyline points="21 15 16 10 5 21"></polyline>'; break;
                case 'history': iconPath = '<circle cx="12" cy="12" r="10"></circle><polyline points="12 6 12 12 16 14"></polyline>'; break;
                case 'theme': iconPath = '<circle cx="12" cy="12" r="5"></circle><line x1="12" y1="1" x2="12" y2="3"></line><line x1="12" y1="21" x2="12" y2="23"></line><line x1="4.22" y1="4.22" x2="5.64" y2="5.64"></line><line x1="18.36" y1="18.36" x2="19.78" y2="19.78"></line><line x1="1" y1="12" x2="3" y2="12"></line><line x1="21" y1="12" x2="23" y2="12"></line><line x1="4.22" y1="19.78" x2="5.64" y2="18.36"></line><line x1="18.36" y1="5.64" x2="19.78" y2="4.22"></line>'; break;
                case 'calendar': iconPath = '<rect x="3" y="4" width="18" height="18" rx="2" ry="2"></rect><line x1="16" y1="2" x2="16" y2="6"></line><line x1="8" y1="2" x2="8" y2="6"></line><line x1="3" y1="10" x2="21" y2="10"></line>'; break;
                case 'weather': iconPath = '<path d="M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z"></path><circle cx="12" cy="10" r="3"></circle>'; break;
                case 'todo': iconPath = '<path d="M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7"></path><path d="M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z"></path>'; break;
                default: iconPath = '<circle cx="12" cy="12" r="10"></circle>';
            }
            
            icon.innerHTML = iconPath;
            
            const content = document.createElement('div');
            content.style.flex = '1';
            
            const title = document.createElement('div');
            title.textContent = cmd.name;
            
            const description = document.createElement('div');
            description.textContent = cmd.description;
            description.style.fontSize = '0.8em';
            description.style.color = 'var(--line-color)';
            
            content.appendChild(title);
            content.appendChild(description);
            
            const shortcut = document.createElement('div');
            shortcut.className = 'command-shortcut';
            shortcut.textContent = cmd.shortcut || '';
            
            item.appendChild(icon);
            item.appendChild(content);
            item.appendChild(shortcut);
            
            item.addEventListener('click', () => {
                executeCommandFromPalette(cmd);
            });
            
            commandList.appendChild(item);
        });
    });
}

function executeCommandFromPalette(cmd) {
    commandPalette.style.display = 'none';
    
    switch(cmd.id) {
        case 'help':
        case 'clear':
        case 'history':
        case 'calendar':
        case 'todo':
            userInput.value = cmd.id;
            break;
        case 'video':
        case 'ai':
        case 'base64':
        case 'image':
        case 'weather':
            userInput.value = cmd.id + ' ';
            break;
        case 'theme':
            themeSwitch.click();
            return;
        default:
            return;
    }
    
    userInput.focus();
    if (['help', 'clear', 'history', 'calendar', 'todo'].includes(cmd.id)) {
        const event = new KeyboardEvent('keypress', {'key': 'Enter'});
        userInput.dispatchEvent(event);
    }
}

function filterCommands(query) {
    const items = commandList.querySelectorAll('.command-item');
    const categories = commandList.querySelectorAll('.command-category');
    query = query.toLowerCase();
    
    let firstVisible = null;
    let visibleCategories = new Set();
    
    categories.forEach(category => {
        category.style.display = 'none';
    });
    
    items.forEach(item => {
        const cmd = commands.find(c => c.id === item.dataset.id);
        const matchesName = cmd.name.toLowerCase().includes(query);
        const matchesId = cmd.id.toLowerCase().includes(query);
        const matchesDesc = cmd.description.toLowerCase().includes(query);
        const matchesCategory = cmd.category.toLowerCase().includes(query);
        
        if (matchesName || matchesId || matchesDesc || matchesCategory) {
            item.style.display = 'flex';
            visibleCategories.add(cmd.category);
            
            if (!firstVisible) {
                firstVisible = item;
                item.classList.add('selected');
            } else {
                item.classList.remove('selected');
            }
        } else {
            item.style.display = 'none';
            item.classList.remove('selected');
        }
    });
    
    categories.forEach(category => {
        if (visibleCategories.has(category.textContent)) {
            category.style.display = 'block';
        }
    });
    
    if (!query) {
        categories.forEach(category => {
            category.style.display = 'block';
        });
    }
}

// 初始化键盘事件
function initKeyboardEvents() {
    document.addEventListener('keydown', (e) => {
        if (e.ctrlKey && e.key === 'k') {
            e.preventDefault();
            commandPalette.style.display = 'block';
            commandSearch.value = '';
            filterCommands('');
            commandSearch.focus();
            return;
        }
        
        if (e.ctrlKey && e.key === 'l') {
            e.preventDefault();
            clearTerminal();
            return;
        }
        
        if (e.key === 'Escape') {
            commandPalette.style.display = 'none';
            userInput.focus();
            return;
        }
        
        if (commandPalette.style.display === 'block') {
            const items = Array.from(commandList.querySelectorAll('.command-item')).filter(
                item => item.style.display !== 'none'
            );
            
            if (items.length > 0) {
                const currentIndex = items.findIndex(item => item.classList.contains('selected'));
                
                if (e.key === 'ArrowDown') {
                    e.preventDefault();
                    if (currentIndex < items.length - 1) {
                        items[currentIndex].classList.remove('selected');
                        items[currentIndex + 1].classList.add('selected');
                        items[currentIndex + 1].scrollIntoView({ behavior: 'smooth', block: 'nearest' });
                    }
                } else if (e.key === 'ArrowUp') {
                    e.preventDefault();
                    if (currentIndex > 0) {
                        items[currentIndex].classList.remove('selected');
                        items[currentIndex - 1].classList.add('selected');
                        items[currentIndex - 1].scrollIntoView({ behavior: 'smooth', block: 'nearest' });
                    }
                } else if (e.key === 'Enter') {
                    e.preventDefault();
                    const selectedItem = commandList.querySelector('.command-item.selected');
                    if (selectedItem) {
                        const cmdId = selectedItem.dataset.id;
                        const cmd = commands.find(c => c.id === cmdId);
                        executeCommandFromPalette(cmd);
                    }
                }
            }
        }
        
        if (document.activeElement === userInput) {
            if (e.key === 'ArrowUp' && commandHistoryArray.length > 0) {
                e.preventDefault();
                
                if (historyIndex < commandHistoryArray.length - 1) {
                    historyIndex++;
                    userInput.value = commandHistoryArray[commandHistoryArray.length - 1 - historyIndex];
                }
            } else if (e.key === 'ArrowDown' && historyIndex > -1) {
                e.preventDefault();
                
                historyIndex--;
                if (historyIndex === -1) {
                    userInput.value = '';
                } else {
                    userInput.value = commandHistoryArray[commandHistoryArray.length - 1 - historyIndex];
                }
            }
        }
    });
    
    commandSearch.addEventListener('input', () => {
        filterCommands(commandSearch.value);
    });
}

// 帮助信息
const helpText = `
可用命令:

基础命令:
- help: 显示帮助信息
- clear: 清空终端
- history: 显示命令历史记录
- theme: 切换深色/浅色主题

工具命令:
- video [url]: 解析并播放视频
  例如: video https://v.qq.com/x/cover/mzc00200mp8er9d.html
- ai [message]: 与AI助手对话
  例如: ai 你好
- base64 [encode/decode] [text]: 进行Base64编码/解码
  例如: base64 encode 你好世界
- image [format]: 转换图片格式 (支持: jpg, png, webp, bmp)
  例如: image png

新功能:
- calendar: 显示日历和事件管理
- weather [城市名]: 查看天气预报
  例如: weather 北京
- todo [add/list/done/remove]: 管理待办事项
  例如: todo add 完成项目报告

快捷键:
- Ctrl+K: 打开命令面板
- Ctrl+L: 清空终端
- 上/下箭头: 浏览命令历史
`;

// 打字机效果函数
function typeWriterEffect(element, text, speed = 10) {
    return new Promise((resolve) => {
        let i = 0;
        const typing = () => {
            if (i < text.length) {
                element.textContent += text.charAt(i);
                i++;
                setTimeout(typing, speed);
            } else {
                const cursor = element.querySelector('.cursor');
                if (cursor) cursor.remove();
                resolve();
            }
        };
        
        const cursorSpan = document.createElement('span');
        cursorSpan.className = 'cursor';
        element.appendChild(cursorSpan);
        
        typing();
    });
}

async function addAILine(text) {
    const line = document.createElement('div');
    line.className = 'line';
    
    const lineContent = document.createElement('div');
    lineContent.className = 'line-content ai-output';
    lineContent.textContent = '藤原: ';
    
    line.appendChild(lineContent);
    editorContent.appendChild(line);
    editorContent.scrollTop = editorContent.scrollHeight;
    
    await typeWriterEffect(lineContent, text);
    return line;
}

function addUserLine(text) {
    const line = document.createElement('div');
    line.className = 'line';
    
    const lineContent = document.createElement('div');
    lineContent.className = 'line-content user-input';
    lineContent.textContent = `> ${text}`;
    
    line.appendChild(lineContent);
    editorContent.appendChild(line);
    editorContent.scrollTop = editorContent.scrollHeight;
    return line;
}

function clearTerminal() {
    const lines = document.querySelectorAll('.line');
    const commandHistoryElem = document.getElementById('commandHistory');
    const calendarContainer = document.querySelector('.calendar-container');
    const weatherContainer = document.querySelector('.weather-container');
    
    lines.forEach(line => {
        if (!line.classList.contains('input-line')) {
            line.remove();
        }
    });
    
    if (commandHistoryElem && commandHistoryElem.style.display === 'block') {
        editorContent.appendChild(commandHistoryElem);
    }

    if (calendarContainer) {
        editorContent.appendChild(calendarContainer);
    }
    
    if (weatherContainer) {
        editorContent.appendChild(weatherContainer);
    }
}

// 创建视频播放器
function createVideoPlayer(videoUrl) {
    const existingPlayer = document.querySelector('.video-container');
    if (existingPlayer) {
        existingPlayer.remove();
    }
    
    const videoContainer = document.createElement('div');
    videoContainer.className = 'video-container';
    
    const videoElement = document.createElement('video');
    videoElement.controls = true;
    videoElement.src = videoUrl;
    
    const videoInfo = document.createElement('div');
    videoInfo.className = 'video-info';
    videoInfo.textContent = '视频播放器 (按空格键暂停/播放)';
    
    const videoCommands = document.createElement('div');
    videoCommands.className = 'video-commands';
    
    const fullscreenBtn = document.createElement('div');
    fullscreenBtn.className = 'video-command';
    fullscreenBtn.textContent = '全屏';
    fullscreenBtn.addEventListener('click', () => {
        if (videoElement.requestFullscreen) {
            videoElement.requestFullscreen();
        } else if (videoElement.webkitRequestFullscreen) {
            videoElement.webkitRequestFullscreen();
        } else if (videoElement.msRequestFullscreen) {
            videoElement.msRequestFullscreen();
        }
    });
    
    const playbackSpeedBtn = document.createElement('div');
    playbackSpeedBtn.className = 'video-command';
    playbackSpeedBtn.textContent = '1.0x 速度';
    playbackSpeedBtn.addEventListener('click', () => {
        const speeds = [0.5, 0.75, 1.0, 1.25, 1.5, 2.0];
        const currentIndex = speeds.indexOf(videoElement.playbackRate);
        const nextIndex = (currentIndex + 1) % speeds.length;
        videoElement.playbackRate = speeds[nextIndex];
        playbackSpeedBtn.textContent = `${speeds[nextIndex]}x 速度`;
    });
    
    const closeBtn = document.createElement('div');
    closeBtn.className = 'video-command';
    closeBtn.textContent = '关闭';
    closeBtn.addEventListener('click', () => {
        videoContainer.remove();
    });
    
    videoCommands.appendChild(fullscreenBtn);
    videoCommands.appendChild(playbackSpeedBtn);
    videoCommands.appendChild(closeBtn);
    
    videoContainer.appendChild(videoElement);
    videoContainer.appendChild(videoInfo);
    videoContainer.appendChild(videoCommands);
    
    editorContent.appendChild(videoContainer);
    editorContent.scrollTop = editorContent.scrollHeight;
    
    videoElement.play().catch(e => {
        addAILine('视频自动播放失败,请点击播放按钮手动播放');
    });
    
    document.addEventListener('keydown', (e) => {
        if (e.code === 'Space' && document.activeElement !== userInput) {
            e.preventDefault();
            if (videoElement.paused) {
                videoElement.play();
            } else {
                videoElement.pause();
            }
        }
    });
}

// 解析视频
async function parseVideo(url) {
    try {
        if (!/^https?:\/\/.+/.test(url)) {
            addAILine('错误:请提供有效的URL地址');
            return;
        }
        
        const loadingLine = await addAILine('正在解析视频,请稍候...');
        
        const apiUrl = `https://www.yemu.xyz/?url=${encodeURIComponent(url)}`;
        
        const iframe = document.createElement('iframe');
        iframe.src = apiUrl;
        iframe.style.width = '100%';
        iframe.style.height = '450px';
        iframe.style.border = 'none';
        iframe.style.borderRadius = '8px';
        iframe.style.marginTop = '15px';
        iframe.style.boxShadow = 'var(--box-shadow)';
        
        const existingPlayer = document.querySelector('.video-container');
        if (existingPlayer) {
            existingPlayer.remove();
        }
        
        const videoContainer = document.createElement('div');
        videoContainer.className = 'video-container';
        videoContainer.appendChild(iframe);
        
        const closeBtn = document.createElement('div');
        closeBtn.className = 'video-command';
        closeBtn.textContent = '关闭视频';
        closeBtn.style.margin = '10px auto';
        closeBtn.style.textAlign = 'center';
        closeBtn.addEventListener('click', () => {
            videoContainer.remove();
        });
        
        videoContainer.appendChild(closeBtn);
        editorContent.appendChild(videoContainer);
        editorContent.scrollTop = editorContent.scrollHeight;
        
        loadingLine.querySelector('.line-content').textContent = '藤原: 视频已加载,如果无法播放,请尝试其他解析接口';
        
    } catch (error) {
        addAILine(`视频解析失败: ${error.message}`);
    }
}

// 创建图片转换器界面
function createImageConverter(targetFormat) {
    const existingConverter = document.querySelector('.image-converter');
    if (existingConverter) {
        existingConverter.remove();
    }
    
    const converter = document.createElement('div');
    converter.className = 'image-converter';
    
    const previewContainer = document.createElement('div');
    previewContainer.className = 'image-preview-container';
    
    const previewText = document.createElement('div');
    previewText.textContent = '请选择要转换的图片';
    previewText.className = 'ai-output';
    
    const previewImage = document.createElement('img');
    previewImage.className = 'image-preview';
    previewImage.style.display = 'none';
    
    previewContainer.appendChild(previewText);
    previewContainer.appendChild(previewImage);
    
    const controls = document.createElement('div');
    controls.className = 'image-controls';
    
    // 图片质量控制
    const qualityControl = document.createElement('div');
    qualityControl.className = 'image-control';
    
    const qualityLabel = document.createElement('label');
    qualityLabel.textContent = '图片质量 (0-100)';
    qualityLabel.htmlFor = 'imageQuality';
    
    const qualityInput = document.createElement('input');
    qualityInput.type = 'range';
    qualityInput.id = 'imageQuality';
    qualityInput.min = '0';
    qualityInput.max = '100';
    qualityInput.value = '80';
    
    const qualityValue = document.createElement('span');
    qualityValue.textContent = '80';
    qualityValue.style.marginLeft = '5px';
    qualityValue.style.fontSize = '0.8em';
    
    qualityInput.addEventListener('input', () => {
        qualityValue.textContent = qualityInput.value;
    });
    
    qualityControl.appendChild(qualityLabel);
    qualityControl.appendChild(qualityInput);
    qualityControl.appendChild(qualityValue);
    
    // 图片宽度控制
    const widthControl = document.createElement('div');
    widthControl.className = 'image-control';
    
    const widthLabel = document.createElement('label');
    widthLabel.textContent = '宽度 (像素)';
    widthLabel.htmlFor = 'imageWidth';
    
    const widthInput = document.createElement('input');
    widthInput.type = 'number';
    widthInput.id = 'imageWidth';
    widthInput.placeholder = '自动';
    
    widthControl.appendChild(widthLabel);
    widthControl.appendChild(widthInput);
    
    // 图片高度控制
    const heightControl = document.createElement('div');
    heightControl.className = 'image-control';
    
    const heightLabel = document.createElement('label');
    heightLabel.textContent = '高度 (像素)';
    heightLabel.htmlFor = 'imageHeight';
    
    const heightInput = document.createElement('input');
    heightInput.type = 'number';
    heightInput.id = 'imageHeight';
    heightInput.placeholder = '自动';
    
    heightControl.appendChild(heightLabel);
    heightControl.appendChild(heightInput);
    
    // 图片格式选择
    const formatControl = document.createElement('div');
    formatControl.className = 'image-control';
    
    const formatLabel = document.createElement('label');
    formatLabel.textContent = '目标格式';
    formatLabel.htmlFor = 'imageFormat';
    
    const formatSelect = document.createElement('select');
    formatSelect.id = 'imageFormat';
    
    const formats = ['jpg', 'jpeg', 'png', 'webp', 'bmp'];
    formats.forEach(format => {
        const option = document.createElement('option');
        option.value = format;
        option.textContent = format.toUpperCase();
        if (format === targetFormat) option.selected = true;
        formatSelect.appendChild(option);
    });
    
    formatControl.appendChild(formatLabel);
    formatControl.appendChild(formatSelect);
    
    controls.appendChild(qualityControl);
    controls.appendChild(widthControl);
    controls.appendChild(heightControl);
    controls.appendChild(formatControl);
    
    // 操作按钮
    const actions = document.createElement('div');
    actions.className = 'image-actions';
    
    const selectBtn = document.createElement('button');
    selectBtn.className = 'image-btn';
    selectBtn.textContent = '选择图片';
    selectBtn.addEventListener('click', () => {
        fileInput.click();
    });
    
    const convertBtn = document.createElement('button');
    convertBtn.className = 'image-btn';
    convertBtn.textContent = '转换图片';
    convertBtn.addEventListener('click', () => {
        if (!previewImage.src) {
            addAILine('请先选择要转换的图片');
            return;
        }
        convertImage(previewImage, formatSelect.value, qualityInput.value, widthInput.value, heightInput.value);
    });
    
    const downloadBtn = document.createElement('button');
    downloadBtn.className = 'image-btn';
    downloadBtn.textContent = '下载图片';
    downloadBtn.style.display = 'none';
    downloadBtn.id = 'downloadBtn';
    
    const downloadLink = document.createElement('a');
    downloadLink.className = 'image-download-link';
    downloadLink.id = 'downloadLink';
    downloadLink.download = `converted-image.${formatSelect.value}`;
    
    actions.appendChild(selectBtn);
    actions.appendChild(convertBtn);
    actions.appendChild(downloadBtn);
    actions.appendChild(downloadLink);
    
    converter.appendChild(previewContainer);
    converter.appendChild(controls);
    converter.appendChild(actions);
    
    editorContent.appendChild(converter);
    editorContent.scrollTop = editorContent.scrollHeight;
    
    fileInput.onchange = (e) => {
        const file = e.target.files[0];
        if (!file) return;
        
        if (!file.type.match('image.*')) {
            addAILine('请选择有效的图片文件');
            return;
        }
        
        const reader = new FileReader();
        reader.onload = (event) => {
            previewImage.src = event.target.result;
            previewImage.style.display = 'block';
            previewText.textContent = '预览:';
            previewText.className = 'ai-output';
            
            const img = new Image();
            img.onload = function() {
                previewText.textContent = `预览 (原始: ${img.width}×${img.height}, ${formatToHumanReadable(file.size)})`;
            };
            img.src = event.target.result;
        };
        reader.readAsDataURL(file);
    };
    
    formatSelect.addEventListener('change', () => {
        const downloadLink = document.getElementById('downloadLink');
        if (downloadLink) {
            downloadLink.download = `converted-image.${formatSelect.value}`;
        }
    });
}

// 转换图片
function convertImage(imgElement, format, quality, width, height) {
    const canvas = document.createElement('canvas');
    const ctx = canvas.getContext('2d');
    
    let newWidth = parseInt(width) || imgElement.naturalWidth;
    let newHeight = parseInt(height) || imgElement.naturalHeight;
    
    if (width && !height) {
        const ratio = imgElement.naturalHeight / imgElement.naturalWidth;
        newHeight = Math.round(newWidth * ratio);
    } else if (height && !width) {
        const ratio = imgElement.naturalWidth / imgElement.naturalHeight;
        newWidth = Math.round(newHeight * ratio);
    }
    
    canvas.width = newWidth;
    canvas.height = newHeight;
    
    ctx.drawImage(imgElement, 0, 0, newWidth, newHeight);
    
    let mimeType;
    switch (format.toLowerCase()) {
        case 'jpg':
        case 'jpeg':
            mimeType = 'image/jpeg';
            break;
        case 'png':
            mimeType = 'image/png';
            break;
        case 'webp':
            mimeType = 'image/webp';
            break;
        case 'bmp':
            mimeType = 'image/bmp';
            break;
        default:
            mimeType = 'image/jpeg';
    }
    
    let qualityValue = parseInt(quality) / 100;
    if (isNaN(qualityValue)) qualityValue = 0.8;
    
    canvas.toBlob((blob) => {
        const url = URL.createObjectURL(blob);
        const downloadLink = document.getElementById('downloadLink');
        const downloadBtn = document.getElementById('downloadBtn');
        
        if (downloadLink && downloadBtn) {
            downloadLink.href = url;
            downloadLink.download = `converted-image.${format}`;
            
            downloadBtn.style.display = 'inline-block';
            downloadBtn.onclick = () => {
                downloadLink.click();
                addAILine(`图片已转换完成 (${newWidth}×${newHeight}, ${formatToHumanReadable(blob.size)})`);
            };
        }
        
        const previewImage = document.querySelector('.image-preview');
        if (previewImage) {
            previewImage.src = url;
        }
        
        addAILine(`图片已成功转换为 ${format.toUpperCase()} 格式!点击"下载图片"按钮保存结果。`);
    }, mimeType, qualityValue);
}

// 将字节大小转换为易读格式
function formatToHumanReadable(bytes) {
    if (bytes === 0) return '0 Bytes';
    const k = 1024;
    const sizes = ['Bytes', 'KB', 'MB', 'GB'];
    const i = Math.floor(Math.log(bytes) / Math.log(k));
    return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
}

// 显示命令历史
function toggleCommandHistory() {
    if (commandHistory.style.display === 'none' || !commandHistory.style.display) {
        commandHistory.style.display = 'block';
        updateHistoryUI();
    } else {
        commandHistory.style.display = 'none';
    }
}

// 创建日历组件
function createCalendar() {
    const existingCalendar = document.querySelector('.calendar-container');
    if (existingCalendar) {
        existingCalendar.remove();
        return;
    }
    
    const now = new Date();
    let currentMonth = now.getMonth();
    let currentYear = now.getFullYear();
    let selectedDate = now;
    
    const calendarContainer = document.createElement('div');
    calendarContainer.className = 'calendar-container';
    
    // 日历头部
    const calendarHeader = document.createElement('div');
    calendarHeader.className = 'calendar-header';
    
    const calendarTitle = document.createElement('div');
    calendarTitle.className = 'calendar-title';
    
    const calendarNav = document.createElement('div');
    calendarNav.className = 'calendar-nav';
    
    const prevBtn = document.createElement('button');
    prevBtn.className = 'calendar-btn';
    prevBtn.innerHTML = '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg>';
    prevBtn.addEventListener('click', () => {
        currentMonth--;
        if (currentMonth < 0) {
            currentMonth = 11;
            currentYear--;
        }
        renderCalendar();
    });
    
    const nextBtn = document.createElement('button');
    nextBtn.className = 'calendar-btn';
    nextBtn.innerHTML = '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg>';
    nextBtn.addEventListener('click', () => {
        currentMonth++;
        if (currentMonth > 11) {
            currentMonth = 0;
            currentYear++;
        }
        renderCalendar();
    });
    
    const todayBtn = document.createElement('button');
    todayBtn.className = 'calendar-btn';
    todayBtn.innerHTML = '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><line x1="12" y1="8" x2="12" y2="12"></line><line x1="12" y1="16" x2="12.01" y2="16"></line></svg>';
    todayBtn.addEventListener('click', () => {
        const today = new Date();
        currentMonth = today.getMonth();
        currentYear = today.getFullYear();
        selectedDate = today;
        renderCalendar();
    });
    
    calendarNav.appendChild(prevBtn);
    calendarNav.appendChild(todayBtn);
    calendarNav.appendChild(nextBtn);
    
    calendarHeader.appendChild(calendarTitle);
    calendarHeader.appendChild(calendarNav);
    
    // 日历网格
    const calendarGrid = document.createElement('div');
    calendarGrid.className = 'calendar-grid';
    
    // 星期标题
    const weekdays = ['日', '一', '二', '三', '四', '五', '六'];
    weekdays.forEach(day => {
        const weekdayElem = document.createElement('div');
        weekdayElem.className = 'calendar-weekday';
        weekdayElem.textContent = day;
        calendarGrid.appendChild(weekdayElem);
    });
    
    // 日历事件区域
    const calendarEvents = document.createElement('div');
    calendarEvents.className = 'calendar-events';
    
    const eventsTitle = document.createElement('div');
    eventsTitle.className = 'calendar-events-title';
    eventsTitle.textContent = '今日事件';
    
    calendarEvents.appendChild(eventsTitle);
    
    // 添加到容器
    calendarContainer.appendChild(calendarHeader);
    calendarContainer.appendChild(calendarGrid);
    calendarContainer.appendChild(calendarEvents);
    
    editorContent.appendChild(calendarContainer);
    
    // 渲染日历函数
    function renderCalendar() {
        const monthNames = ['一月', '二月', '三月', '四月', '五月', '六月', '七月', '八月', '九月', '十月', '十一月', '十二月'];
        calendarTitle.textContent = `${monthNames[currentMonth]} ${currentYear}`;
        
        const days = calendarGrid.querySelectorAll('.calendar-day');
        days.forEach(day => day.remove());
        
        const firstDay = new Date(currentYear, currentMonth, 1);
        const lastDay = new Date(currentYear, currentMonth + 1, 0);
        const prevMonthLastDay = new Date(currentYear, currentMonth, 0).getDate();
        const firstDayIndex = firstDay.getDay();
        const lastDate = lastDay.getDate();
        const today = new Date();
        
        for (let i = firstDayIndex; i > 0; i--) {
            const dayElem = document.createElement('div');
            dayElem.className = 'calendar-day other-month';
            dayElem.textContent = prevMonthLastDay - i + 1;
            calendarGrid.appendChild(dayElem);
        }
        
        for (let i = 1; i <= lastDate; i++) {
            const dayElem = document.createElement('div');
            dayElem.className = 'calendar-day';
            dayElem.textContent = i;
            
            if (i === today.getDate() && currentMonth === today.getMonth() && currentYear === today.getFullYear()) {
                dayElem.classList.add('today');
            }
            
            if (i === selectedDate.getDate() && currentMonth === selectedDate.getMonth() && currentYear === selectedDate.getFullYear()) {
                dayElem.classList.add('selected');
            }
            
            if (i === 1 && currentMonth === 10) {
                dayElem.classList.add('birthday');
                dayElem.setAttribute('title', '藤原生日');
            }
            
            dayElem.addEventListener('click', () => {
                const selectedDays = calendarGrid.querySelectorAll('.calendar-day.selected');
                selectedDays.forEach(day => day.classList.remove('selected'));
                
                dayElem.classList.add('selected');
                selectedDate = new Date(currentYear, currentMonth, i);
                updateEvents();
            });
            
            calendarGrid.appendChild(dayElem);
        }
        
        const daysNeeded = 42 - (firstDayIndex + lastDate);
        for (let i = 1; i <= daysNeeded; i++) {
            const dayElem = document.createElement('div');
            dayElem.className = 'calendar-day other-month';
            dayElem.textContent = i;
            calendarGrid.appendChild(dayElem);
        }
        
        updateEvents();
    }
    
    function updateEvents() {
        calendarEvents.innerHTML = '';
        
        const eventsTitle = document.createElement('div');
        eventsTitle.className = 'calendar-events-title';
        eventsTitle.textContent = `${selectedDate.getMonth() + 1}月${selectedDate.getDate()}日 事件`;
        calendarEvents.appendChild(eventsTitle);
        
        const dateStr = `${selectedDate.getFullYear()}-${(selectedDate.getMonth() + 1).toString().padStart(2, '0')}-${selectedDate.getDate().toString().padStart(2, '0')}`;
        const allEvents = JSON.parse(localStorage.getItem('calendarEvents') || '{}');
        const dayEvents = allEvents[dateStr] || [];
        
        if (selectedDate.getMonth() === 10 && selectedDate.getDate() === 1) {
            const birthdayEvent = document.createElement('div');
            birthdayEvent.className = 'calendar-event birthday-event';
            
            const eventDot = document.createElement('div');
            eventDot.className = 'calendar-event-dot';
            
            const eventContent = document.createElement('div');
            eventContent.style.flex = '1';
            eventContent.textContent = '藤原生日';
            
            const eventTime = document.createElement('div');
            eventTime.className = 'calendar-event-time';
            eventTime.textContent = '全天';
            
            birthdayEvent.appendChild(eventDot);
            birthdayEvent.appendChild(eventContent);
            birthdayEvent.appendChild(eventTime);
            
            calendarEvents.appendChild(birthdayEvent);
        }
        
        if (dayEvents.length === 0 && !(selectedDate.getMonth() === 10 && selectedDate.getDate() === 1)) {
            const noEvent = document.createElement('div');
            noEvent.className = 'calendar-event';
            noEvent.textContent = '今日没有事件';
            calendarEvents.appendChild(noEvent);
        } else {
            dayEvents.forEach(event => {
                const eventElem = document.createElement('div');
                eventElem.className = 'calendar-event';
                
                const eventDot = document.createElement('div');
                eventDot.className = 'calendar-event-dot';
                
                const eventContent = document.createElement('div');
                eventContent.style.flex = '1';
                eventContent.textContent = event.title;
                
                const eventTime = document.createElement('div');
                eventTime.className = 'calendar-event-time';
                eventTime.textContent = event.time || '';
                
                eventElem.appendChild(eventDot);
                eventElem.appendChild(eventContent);
                eventElem.appendChild(eventTime);
                
                calendarEvents.appendChild(eventElem);
            });
        }
        
        const addEventBtn = document.createElement('button');
        addEventBtn.className = 'image-btn';
        addEventBtn.style.marginTop = '15px';
        addEventBtn.textContent = '添加事件';
        addEventBtn.addEventListener('click', () => {
            const eventTitle = prompt('请输入事件标题:');
            if (eventTitle) {
                const eventTime = prompt('请输入事件时间 (可选):');
                
                const allEvents = JSON.parse(localStorage.getItem('calendarEvents') || '{}');
                const dateStr = `${selectedDate.getFullYear()}-${(selectedDate.getMonth() + 1).toString().padStart(2, '0')}-${selectedDate.getDate().toString().padStart(2, '0')}`;
                
                if (!allEvents[dateStr]) {
                    allEvents[dateStr] = [];
                }
                
                allEvents[dateStr].push({
                    title: eventTitle,
                    time: eventTime || ''
                });
                
                localStorage.setItem('calendarEvents', JSON.stringify(allEvents));
                updateEvents();
            }
        });
        
        calendarEvents.appendChild(addEventBtn);
    }
    
    renderCalendar();
}

// 创建天气组件
async function createWeather(city = '北京') {
    const existingWeather = document.querySelector('.weather-container');
    if (existingWeather) {
        existingWeather.remove();
    }
    
    const weatherContainer = document.createElement('div');
    weatherContainer.className = 'weather-container';
    
    // 天气头部
    const weatherHeader = document.createElement('div');
    weatherHeader.className = 'weather-header';
    
    const weatherLocation = document.createElement('div');
    weatherLocation.className = 'weather-location';
    weatherLocation.innerHTML = `<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z"></path><circle cx="12" cy="10" r="3"></circle></svg> ${city}`;
    
    const weatherRefresh = document.createElement('button');
    weatherRefresh.className = 'weather-refresh';
    weatherRefresh.innerHTML = '<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="1 4 1 10 7 10"></polyline><polyline points="23 20 23 14 17 14"></polyline><path d="M20.49 9A9 9 0 0 0 5.64 5.64L1 10m22 4l-4.64 4.36A9 9 0 0 1 3.51 15"></path></svg>';
    weatherRefresh.addEventListener('click', () => {
        fetchWeatherData(city);
    });
    
    weatherHeader.appendChild(weatherLocation);
    weatherHeader.appendChild(weatherRefresh);
    
    // 天气内容区域
    const weatherContent = document.createElement('div');
    weatherContent.innerHTML = '<div class="ai-output">正在获取天气数据...</div>';
    
    // 天气搜索
    const weatherSearch = document.createElement('div');
    weatherSearch.className = 'weather-search';
    
    const searchInput = document.createElement('input');
    searchInput.type = 'text';
    searchInput.placeholder = '输入城市名称';
    searchInput.value = city;
    
    const searchButton = document.createElement('button');
    searchButton.textContent = '搜索';
    searchButton.addEventListener('click', () => {
        const newCity = searchInput.value.trim();
        if (newCity) {
            fetchWeatherData(newCity);
        }
    });
    
    searchInput.addEventListener('keypress', (e) => {
        if (e.key === 'Enter') {
            const newCity = searchInput.value.trim();
            if (newCity) {
                fetchWeatherData(newCity);
            }
        }
    });
    
    weatherSearch.appendChild(searchInput);
    weatherSearch.appendChild(searchButton);
    
    weatherContainer.appendChild(weatherHeader);
    weatherContainer.appendChild(weatherContent);
    weatherContainer.appendChild(weatherSearch);
    
    editorContent.appendChild(weatherContainer);
    
    async function fetchWeatherData(cityName) {
        try {
            weatherContent.innerHTML = '<div class="ai-output">正在获取天气数据...</div>';
            weatherLocation.innerHTML = `<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z"></path><circle cx="12" cy="10" r="3"></circle></svg> ${cityName}`;
            
            await new Promise(resolve => setTimeout(resolve, 1000));
            
            const weatherData = {
                city: cityName,
                current: {
                    temp: Math.floor(Math.random() * 15) + 15,
                    condition: ['晴', '多云', '阴', '小雨', '中雨'][Math.floor(Math.random() * 5)],
                    humidity: Math.floor(Math.random() * 30) + 40,
                    wind: Math.floor(Math.random() * 5) + 1,
                    feelsLike: Math.floor(Math.random() * 15) + 15,
                    pressure: Math.floor(Math.random() * 100) + 1000
                },
                forecast: [
                    {
                        date: '今天',
                        high: Math.floor(Math.random() * 10) + 20,
                        low: Math.floor(Math.random() * 10) + 10,
                        condition: ['晴', '多云', '阴', '小雨', '中雨'][Math.floor(Math.random() * 5)]
                    },
                    {
                        date: '明天',
                        high: Math.floor(Math.random() * 10) + 20,
                        low: Math.floor(Math.random() * 10) + 10,
                        condition: ['晴', '多云', '阴', '小雨', '中雨'][Math.floor(Math.random() * 5)]
                    },
                    {
                        date: '后天',
                        high: Math.floor(Math.random() * 10) + 20,
                        low: Math.floor(Math.random() * 10) + 10,
                        condition: ['晴', '多云', '阴', '小雨', '中雨'][Math.floor(Math.random() * 5)]
                    },
                    {
                        date: '周四',
                        high: Math.floor(Math.random() * 10) + 20,
                        low: Math.floor(Math.random() * 10) + 10,
                        condition: ['晴', '多云', '阴', '小雨', '中雨'][Math.floor(Math.random() * 5)]
                    },
                    {
                        date: '周五',
                        high: Math.floor(Math.random() * 10) + 20,
                        low: Math.floor(Math.random() * 10) + 10,
                        condition: ['晴', '多云', '阴', '小雨', '中雨'][Math.floor(Math.random() * 5)]
                    }
                ]
            };
            
            renderWeatherData(weatherData);
        } catch (error) {
            weatherContent.innerHTML = `<div class="ai-output">获取天气数据失败: ${error.message}</div>`;
        }
    }
    
    function renderWeatherData(data) {
        function getWeatherIcon(condition) {
            switch(condition) {
                case '晴':
                    return '<svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="5"></circle><line x1="12" y1="1" x2="12" y2="3"></line><line x1="12" y1="21" x2="12" y2="23"></line><line x1="4.22" y1="4.22" x2="5.64" y2="5.64"></line><line x1="18.36" y1="18.36" x2="19.78" y2="19.78"></line><line x1="1" y1="12" x2="3" y2="12"></line><line x1="21" y1="12" x2="23" y2="12"></line><line x1="4.22" y1="19.78" x2="5.64" y2="18.36"></line><line x1="18.36" y1="5.64" x2="19.78" y2="4.22"></line></svg>';
                case '多云':
                    return '<svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 10h-1.26A8 8 0 1 0 9 20h9a5 5 0 0 0 0-10z"></path></svg>';
                case '阴':
                    return '<svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 10h-1.26A8 8 0 1 0 9 20h9a5 5 0 0 0 0-10z"></path></svg>';
                case '小雨':
                    return '<svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M20 16.2A4.5 4.5 0 0 0 17.5 8h-1.8A7 7 0 1 0 4 14.9"></path><path d="M16 14v6"></path><path d="M8 14v6"></path><path d="M12 16v6"></path></svg>';
                case '中雨':
                    return '<svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M20 16.2A4.5 4.5 0 0 0 17.5 8h-1.8A7 7 0 1 0 4 14.9"></path><path d="M16 14v6"></path><path d="M8 14v6"></path><path d="M12 16v6"></path></svg>';
                default:
                    return '<svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="5"></circle><line x1="12" y1="1" x2="12" y2="3"></line><line x1="12" y1="21" x2="12" y2="23"></line><line x1="4.22" y1="4.22" x2="5.64" y2="5.64"></line><line x1="18.36" y1="18.36" x2="19.78" y2="19.78"></line><line x1="1" y1="12" x2="3" y2="12"></line><line x1="21" y1="12" x2="23" y2="12"></line><line x1="4.22" y1="19.78" x2="5.64" y2="18.36"></line><line x1="18.36" y1="5.64" x2="19.78" y2="4.22"></line></svg>';
            }
        }
        
        const currentWeatherHTML = `
            <div class="weather-current">
                <div class="weather-icon">${getWeatherIcon(data.current.condition)}</div>
                <div class="weather-temp">${data.current.temp}°</div>
                <div class="weather-desc">
                    <div>${data.current.condition}</div>
                    <div>体感温度: ${data.current.feelsLike}°</div>
                </div>
            </div>
            
            <div class="weather-details">
                <div class="weather-detail">
                    <div class="weather-detail-icon">
                        <svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
                            <path d="M12 2.69l5.66 5.66a8 8 0 1 1-11.31 0z"></path>
                        </svg>
                    </div>
                    <div>
                        <div>湿度</div>
                        <div class="weather-detail-value">${data.current.humidity}%</div>
                    </div>
                </div>
                <div class="weather-detail">
                    <div class="weather-detail-icon">
                        <svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
                            <path d="M9.59 4.59A2 2 0 1 1 11 8H2m10.59 11.41A2 2 0 1 0 14 16H2m15.73-8.27A2.5 2.5 0 1 1 19.5 12H2"></path>
                        </svg>
                    </div>
                    <div>
                        <div>风速</div>
                        <div class="weather-detail-value">${data.current.wind} m/s</div>
                    </div>
                </div>
                <div class="weather-detail">
                    <div class="weather-detail-icon">
                        <svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
                            <path d="M12 9v3m0 0v3m0-3h3m-3 0H9m12 0a9 9 0 1 1-18 0 9 9 0 0 1 18 0z"></path>
                        </svg>
                    </div>
                    <div>
                        <div>气压</div>
                        <div class="weather-detail-value">${data.current.pressure} hPa</div>
                    </div>
                </div>
                <div class="weather-detail">
                    <div class="weather-detail-icon">
                        <svg width="100%" height="100%" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
                            <circle cx="12" cy="12" r="10"></circle>
                            <line x1="12" y1="8" x2="12" y2="12"></line>
                            <line x1="12" y1="16" x2="12.01" y2="16"></line>
                        </svg>
                    </div>
                    <div>
                        <div>更新时间</div>
                        <div class="weather-detail-value">${new Date().toLocaleTimeString()}</div>
                    </div>
                </div>
            </div>
        `;
        
        let forecastHTML = '<div class="weather-forecast">';
        
        data.forecast.forEach(day => {
            forecastHTML += `
                <div class="forecast-day">
                    <div class="forecast-date">${day.date}</div>
                    <div class="forecast-icon">${getWeatherIcon(day.condition)}</div>
                    <div class="forecast-temp">
                        <div class="forecast-high">${day.high}°</div>
                        <div class="forecast-low">${day.low}°</div>
                    </div>
                </div>
            `;
        });
        
        forecastHTML += '</div>';
        weatherContent.innerHTML = currentWeatherHTML + forecastHTML;
    }
    
    fetchWeatherData(city);
}

// 待办事项功能
function manageTodo(action, text) {
    const todos = JSON.parse(localStorage.getItem('todos') || '[]');
    
    switch(action) {
        case 'add':
            if (!text) {
                addAILine('请提供待办事项内容');
                return;
            }
            todos.push({
                id: Date.now(),
                text: text,
                completed: false,
                date: new Date().toISOString()
            });
            localStorage.setItem('todos', JSON.stringify(todos));
            addAILine(`已添加待办事项: ${text}`);
            break;
            
        case 'list':
            if (todos.length === 0) {
                addAILine('没有待办事项');
            } else {
                let todoList = '待办事项列表:\n';
                todos.forEach((todo, index) => {
                    todoList += `${index + 1}. [${todo.completed ? '✓' : ' '}] ${todo.text}\n`;
                });
                addAILine(todoList);
            }
            break;
            
        case 'done':
            const index = parseInt(text) - 1;
            if (isNaN(index) || index < 0 || index >= todos.length) {
                addAILine('无效的待办事项编号');
                return;
            }
            todos[index].completed = true;
            localStorage.setItem('todos', JSON.stringify(todos));
            addAILine(`已完成待办事项: ${todos[index].text}`);
            break;
            
        case 'remove':
            const removeIndex = parseInt(text) - 1;
            if (isNaN(removeIndex) || removeIndex < 0 || removeIndex >= todos.length) {
                addAILine('无效的待办事项编号');
                return;
            }
            const removedTodo = todos.splice(removeIndex, 1)[0];
            localStorage.setItem('todos', JSON.stringify(todos));
            addAILine(`已删除待办事项: ${removedTodo.text}`);
            break;
            
        default:
            addAILine('使用方法: todo [add/list/done/remove] [内容/编号]');
    }
}

// 处理用户命令
function processCommand(command) {
    const parts = command.split(' ');
    const cmd = parts[0].toLowerCase();
    const args = parts.slice(1).join(' ');
    
    saveToHistory(command);
    
    switch(cmd) {
        case 'help':
            addAILine(helpText);
            break;
            
        case 'clear':
            clearTerminal();
            break;
            
        case 'video':
            if (!args) {
                addAILine('请提供视频URL,例如: video https://v.qq.com/x/cover/mzc00200mp8er9d.html');
            } else {
                parseVideo(args);
            }
            break;
            
        case 'ai':
            if (!args) {
                addAILine('请输入您想对AI说的话');
            } else {
                sendMessage(args);
            }
            break;
            
        case 'base64':
            const base64Args = args.split(' ');
            const action = base64Args[0];
            const text = base64Args.slice(1).join(' ');
            
            if (action === 'encode') {
                if (!text) {
                    addAILine('请提供要编码的文本');
                } else {
                    addAILine(utf8_to_b64(text));
                }
            } else if (action === 'decode') {
                if (!text) {
                    addAILine('请提供要解码的Base64字符串');
                } else {
                    try {
                        addAILine(b64_to_utf8(text));
                    } catch (e) {
                        addAILine('解码失败:无效的Base64字符串');
                    }
                }
            } else {
                addAILine('使用方法: base64 [encode/decode] [text]');
            }
            break;
            
        case 'image':
            if (!args) {
                addAILine('请指定目标图片格式,例如: image png');
            } else {
                const validFormats = ['jpg', 'jpeg', 'png', 'webp', 'bmp'];
                if (validFormats.includes(args.toLowerCase())) {
                    createImageConverter(args.toLowerCase());
                } else {
                    addAILine(`不支持的目标格式: ${args}。支持格式: ${validFormats.join(', ')}`);
                }
            }
            break;
            
        case 'history':
            toggleCommandHistory();
            break;
            
        case 'theme':
            themeSwitch.click();
            break;
            
        case 'calendar':
            createCalendar();
            break;
            
        case 'weather':
            createWeather(args || '北京');
            break;
            
        case 'todo':
            const todoArgs = args.split(' ');
            const todoAction = todoArgs[0];
            const todoText = todoArgs.slice(1).join(' ');
            manageTodo(todoAction, todoText);
            break;
            
        default:
            if (command.startsWith('http://') || command.startsWith('https://')) {
                parseVideo(command);
            } else if (command) {
                sendMessage(command);
            }
    }
}

// Base64编码函数
function utf8_to_b64(str) {
    return btoa(encodeURIComponent(str).replace(/%([0-9A-F]{2})/g, function(match, p1) {
        return String.fromCharCode('0x' + p1);
    }));
}

// Base64解码函数
function b64_to_utf8(str) {
    return decodeURIComponent(atob(str).split('').map(function(c) {
        return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
    }).join(''));
}

async function sendMessage(message) {
    if (!message) return;
    
    addUserLine(message);
    
    const thinkingLine = document.createElement('div');
    thinkingLine.className = 'line';
    
    const thinkingContent = document.createElement('div');
    thinkingContent.className = 'line-content ai-output';
    
    const thinkingText = document.createElement('span');
    thinkingText.textContent = '藤原: 正在思考中 ';
    
    const thinkingAnimation = document.createElement('div');
    thinkingAnimation.className = 'thinking-animation';
    
    for (let i = 0; i < 3; i++) {
        const dot = document.createElement('span');
        thinkingAnimation.appendChild(dot);
    }
    
    thinkingContent.appendChild(thinkingText);
    thinkingContent.appendChild(thinkingAnimation);
    thinkingLine.appendChild(thinkingContent);
    
    editorContent.appendChild(thinkingLine);
    editorContent.scrollTop = editorContent.scrollHeight;
    
    try {
        const response = await fetch('https://api.deepseek.com/v1/chat/completions', {
            method: 'POST',
            headers: { 
                'Content-Type': 'application/json',
                'Authorization': 'Bearer sk-a676938665e04742b75ce9e77e5e6d44'
            },
            body: JSON.stringify({
                model: "deepseek-chat",
                messages: [
                    {
                        role: "user",
                        content: message
                    }
                ],
                temperature: 0.7
            })
        });
        
        if (!response.ok) {
            throw new Error(`HTTP error! status: ${response.status}`);
        }
        
        const data = await response.json();
        thinkingLine.remove();
        
        if (data.choices && data.choices[0].message) {
            const replyLine = document.createElement('div');
            replyLine.className = 'line';
            
            const replyContent = document.createElement('div');
            replyContent.className = 'line-content ai-output';
            replyContent.textContent = '藤原: ';
            
            replyLine.appendChild(replyContent);
            editorContent.appendChild(replyLine);
            editorContent.scrollTop = editorContent.scrollHeight;
            
            await typeWriterEffect(replyContent, data.choices[0].message.content);
        } else {
            addAILine('无法获取AI回复,请稍后再试');
        }
    } catch (error) {
        thinkingLine.remove();
        
        const errorLine = document.createElement('div');
        errorLine.className = 'line';
        
        const errorContent = document.createElement('div');
        errorContent.className = 'line-content ai-output';
        errorContent.textContent = `藤原: 请求失败: ${error.message}`;
        
        errorLine.appendChild(errorContent);
        editorContent.appendChild(errorLine);
        editorContent.scrollTop = editorContent.scrollHeight;
    }
}

userInput.addEventListener('keypress', (e) => {
    if (e.key === 'Enter') {
        const command = userInput.value.trim();
        if (command) {
            processCommand(command);
            userInput.value = '';
        }
    }
});

// 初始化
initCommandPalette();
initKeyboardEvents();
updateHistoryUI();
initSearchEngine();

// 自动聚焦输入框
userInput.focus();

// 添加欢迎消息
setTimeout(() => {
    addAILine('欢迎来到藤原的个人终端!输入 "help" 获取可用命令。');
}, 500);
    </script>
</body>
</html>
        
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