#!/usr/bin/env python3
"""
创建Material Design风格的图标
使用简单的几何图形模拟Material图标
"""

from PIL import Image, ImageDraw, ImageFont
import os

# Material Design 颜色
COLORS = {
    'primary': '#6200EE',
    'primary_variant': '#3700B3',
    'secondary': '#03DAC6',
    'background': '#FFFFFF',
    'surface': '#FFFFFF',
    'error': '#B00020',
    'on_primary': '#FFFFFF',
    'on_secondary': '#000000',
    'on_background': '#000000',
    'on_surface': '#000000',
    'on_error': '#FFFFFF'
}

# 图标配置
ICONS = {
    'home': {
        'outline': 'M10 20v-6h4v6h5v-8h3L12 3 2 12h3v8z',
        'filled': 'M10 20v-6h4v6h5v-8h3L12 3 2 12h3v8z'
    },
    'apps': {
        'outline': 'M4 8h4V4H4v4zm6 12h4v-4h-4v4zm-6 0h4v-4H4v4zm0-6h4v-4H4v4zm6 0h4v-4h-4v4zm6-10v4h4V4h-4zm-6 4h4V4h-4v4zm6 6h4v-4h-4v4zm0 6h4v-4h-4v4z',
        'filled': 'M4 8h4V4H4v4zm6 12h4v-4h-4v4zm-6 0h4v-4H4v4zm0-6h4v-4H4v4zm6 0h4v-4h-4v4zm6-10v4h4V4h-4zm-6 4h4V4h-4v4zm6 6h4v-4h-4v4zm0 6h4v-4h-4v4z'
    },
    'chat': {
        'outline': 'M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm0 14H6l-2 2V4h16v12z',
        'filled': 'M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2z'
    },
    'layers': {
        'outline': 'M11.99 18.54l-7.37-5.73L3 14.07l9 7 9-7-1.63-1.27-7.38 5.74zM12 16l7.36-5.73L21 9l-9-7-9 7 1.63 1.27L12 16z',
        'filled': 'M11.99 18.54l-7.37-5.73L3 14.07l9 7 9-7-1.63-1.27-7.38 5.74zM12 16l7.36-5.73L21 9l-9-7-9 7 1.63 1.27L12 16z'
    },
    'person': {
        'outline': 'M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z',
        'filled': 'M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z'
    }
}

def create_material_icon(name, style='outline', size=48):
    """创建Material Design图标"""
    # 创建图像
    img = Image.new('RGBA', (size, size), (255, 255, 255, 0))
    draw = ImageDraw.Draw(img)
    
    # 设置颜色
    if style == 'outline':
        color = COLORS['on_surface']  # 灰色
        fill_color = None
    else:  # filled
        color = COLORS['primary']  # 紫色
        fill_color = COLORS['primary']
    
    # 简化：使用几何图形代替SVG路径
    center = size // 2
    
    if name == 'home':
        # 房子图标
        if style == 'outline':
            # 轮廓
            draw.rectangle([center-10, center-6, center+10, center+6], outline=color, width=2)
            draw.polygon([
                (center-12, center-6),
                (center, center-14),
                (center+12, center-6)
            ], outline=color, width=2)
        else:
            # 填充
            draw.rectangle([center-10, center-6, center+10, center+6], fill=fill_color)
            draw.polygon([
                (center-12, center-6),
                (center, center-14),
                (center+12, center-6)
            ], fill=fill_color)
    
    elif name == 'apps':
        # 九宫格图标
        cell_size = size // 4
        for i in range(3):
            for j in range(3):
                x1 = cell_size + i * cell_size - 4
                y1 = cell_size + j * cell_size - 4
                x2 = x1 + cell_size - 4
                y2 = y1 + cell_size - 4
                
                if style == 'outline':
                    draw.rectangle([x1, y1, x2, y2], outline=color, width=2)
                else:
                    draw.rectangle([x1, y1, x2, y2], fill=fill_color)
    
    elif name == 'chat':
        # 聊天图标
        if style == 'outline':
            draw.rounded_rectangle([8, 8, size-8, size-8], radius=8, outline=color, width=2)
            # 对话气泡尾巴
            draw.polygon([
                (size-20, size-8),
                (size-12, size-8),
                (size-16, size-2)
            ], outline=color, width=2)
        else:
            draw.rounded_rectangle([8, 8, size-8, size-8], radius=8, fill=fill_color)
            # 对话气泡尾巴
            draw.polygon([
                (size-20, size-8),
                (size-12, size-8),
                (size-16, size-2)
            ], fill=fill_color)
    
    elif name == 'layers':
        # 层叠图标
        if style == 'outline':
            for i in range(3):
                offset = i * 4
                draw.rounded_rectangle(
                    [8+offset, 8+offset, size-8-offset, size-8-offset],
                    radius=6, outline=color, width=2
                )
        else:
            for i in range(3):
                offset = i * 4
                alpha = 255 - i * 60
                layer_color = fill_color + hex(alpha)[2:].zfill(2)
                draw.rounded_rectangle(
                    [8+offset, 8+offset, size-8-offset, size-8-offset],
                    radius=6, fill=layer_color
                )
    
    elif name == 'person':
        # 人物图标
        if style == 'outline':
            # 头部
            draw.ellipse([center-8, center-12, center+8, center+4], outline=color, width=2)
            # 身体
            draw.rectangle([center-6, center+4, center+6, center+12], outline=color, width=2)
        else:
            # 头部
            draw.ellipse([center-8, center-12, center+8, center+4], fill=fill_color)
            # 身体
            draw.rectangle([center-6, center+4, center+6, center+12], fill=fill_color)
    
    return img

def main():
    """主函数"""
    icon_dir = 'static/images/icons'
    os.makedirs(icon_dir, exist_ok=True)
    
    print("创建Material Design图标...")
    
    for name in ICONS.keys():
        # 创建轮廓图标
        outline_img = create_material_icon(name, 'outline')
        outline_path = os.path.join(icon_dir, f'{name}_outline.png')
        outline_img.save(outline_path)
        print(f"创建: {outline_path}")
        
        # 创建填充图标
        filled_img = create_material_icon(name, 'filled')
        filled_path = os.path.join(icon_dir, f'{name}_filled.png')
        filled_img.save(filled_path)
        print(f"创建: {filled_path}")
    
    print("✅ 图标创建完成！")
    
    # 创建预览
    create_preview(icon_dir)

def create_preview(icon_dir):
    """创建图标预览"""
    html = """
    <!DOCTYPE html>
    <html>
    <head>
        <title>Material Design图标预览</title>
        <style>
            * {
                margin: 0;
                padding: 0;
                box-sizing: border-box;
            }
            
            body {
                font-family: 'Roboto', sans-serif;
                background: #F5F5F5;
                color: #212121;
                padding: 24px;
            }
            
            .container {
                max-width: 800px;
                margin: 0 auto;
                background: #FFFFFF;
                border-radius: 12px;
                box-shadow: 0 2px 4px rgba(0,0,0,0.1);
                padding: 32px;
            }
            
            .header {
                text-align: center;
                margin-bottom: 32px;
                padding-bottom: 24px;
                border-bottom: 1px solid #EEEEEE;
            }
            
            .header h1 {
                color: #6200EE;
                font-size: 28px;
                font-weight: 500;
                margin-bottom: 8px;
            }
            
            .header p {
                color: #757575;
                font-size: 16px;
            }
            
            .icon-grid {
                display: grid;
                grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
                gap: 24px;
            }
            
            .icon-card {
                background: #FAFAFA;
                border-radius: 12px;
                padding: 24px;
                text-align: center;
                transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            }
            
            .icon-card:hover {
                transform: translateY(-4px);
                box-shadow: 0 4px 12px rgba(0,0,0,0.15);
            }
            
            .icon-preview {
                display: flex;
                justify-content: center;
                gap: 16px;
                margin-bottom: 16px;
            }
            
            .icon-outline, .icon-filled {
                display: flex;
                flex-direction: column;
                align-items: center;
            }
            
            .icon-label {
                font-size: 12px;
                color: #757575;
                margin-top: 8px;
            }
            
            .icon-name {
                font-size: 16px;
                font-weight: 500;
                color: #212121;
                margin-bottom: 8px;
            }
            
            .icon-desc {
                font-size: 14px;
                color: #616161;
                line-height: 1.5;
            }
            
            .color-scheme {
                display: flex;
                gap: 16px;
                margin-top: 32px;
                padding-top: 24px;
                border-top: 1px solid #EEEEEE;
            }
            
            .color-item {
                display: flex;
                align-items: center;
                gap: 8px;
            }
            
            .color-box {
                width: 24px;
                height: 24px;
                border-radius: 4px;
            }
            
            .color-text {
                font-size: 14px;
                color: #616161;
            }
            
            .footer {
                text-align: center;
                margin-top: 32px;
                padding-top: 24px;
                border-top: 1px solid #EEEEEE;
                color: #9E9E9E;
                font-size: 14px;
            }
            
            @media (max-width: 600px) {
                .container {
                    padding: 16px;
                }
                
                .icon-grid {
                    grid-template-columns: 1fr;
                }
            }
        </style>
    </head>
    <body>
        <div class="container">
            <div class="header">
                <h1>Material Design图标</h1>
                <p>玩Android应用底部导航图标</p>
            </div>
            
            <div class="icon-grid">
    """
    
    icon_names = {
        'home': '首页',
        'apps': '项目',
        'chat': '公众号',
        'layers': '体系',
        'person': '我的'
    }
    
    icon_descs = {
        'home': '应用首页，展示最新文章和Banner',
        'apps': '开源项目浏览和分类查看',
        'chat': '技术公众号文章订阅',
        'layers': '技术知识体系结构',
        'person': '用户中心和个人设置'
    }
    
    for name, chinese in icon_names.items():
        html += f"""
                <div class="icon-card">
                    <div class="icon-name">{chinese}</div>
                    <div class="icon-preview">
                        <div class="icon-outline">
                            <img src="{name}_outline.png" alt="{name} outline" width="48" height="48">
                            <div class="icon-label">未选中</div>
                        </div>
                        <div class="icon-filled">
                            <img src="{name}_filled.png" alt="{name} filled" width="48" height="48">
                            <div class="icon-label">选中</div>
                        </div>
                    </div>
                    <div class="icon-desc">{icon_descs[name]}</div>
                </div>
        """
    
    html += """
            </div>
            
            <div class="color-scheme">
                <div class="color-item">
                    <div class="color-box" style="background: #6200EE;"></div>
                    <div class="color-text">主色 (Primary)</div>
                </div>
                <div class="color-item">
                    <div class="color-box" style="background: #3700B3;"></div>
                    <div class="color-text">主色变体</div>
                </div>
                <div class="color-item">
                    <div class="color-box" style="background: #03DAC6;"></div>
                    <div class="color-text">次要色</div>
                </div>
                <div class="color-item">
                    <div class="color-box" style="background: #757575;"></div>
                    <div class="color-text">未选中状态</div>
                </div>
            </div>
            
            <div class="footer">
                <p>图标尺寸: 48×48像素 | 生成时间: 2026-03-17</p>
            </div>
        </div>
    </body>
    </html>
    """
    
    preview_path = os.path.join(icon_dir, 'preview.html')
    with open(preview_path, 'w', encoding='utf-8') as f:
        f.write(html)
    
    print(f"预览文件: {preview_path}")

if __name__ == '__main__':
    main()