更新

2026-07-22 10:18:59 +08:00
parent 2530ddada6
commit 0fb03d0bca
618 changed files with 19445 additions and 3 deletions
@@ -0,0 +1,134 @@
+-- AI Chat Database Schema
+CREATE DATABASE IF NOT EXISTS ai_chat DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+USE ai_chat;
+
+-- 会员等级
+CREATE TABLE IF NOT EXISTS membership_levels (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    name VARCHAR(50) NOT NULL,
+    slug VARCHAR(50) NOT NULL UNIQUE,
+    max_conversations INT UNSIGNED DEFAULT 50,
+    max_messages_per_day INT UNSIGNED DEFAULT 100,
+    max_upload_size_mb INT UNSIGNED DEFAULT 10,
+    allowed_models JSON NULL COMMENT '允许使用的模型ID列表，null表示全部',
+    permissions JSON NULL COMMENT '额外权限配置',
+    sort_order INT DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=InnoDB;
+
+-- 用户
+CREATE TABLE IF NOT EXISTS users (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    username VARCHAR(50) NOT NULL UNIQUE,
+    email VARCHAR(100) NOT NULL UNIQUE,
+    password_hash VARCHAR(255) NOT NULL,
+    nickname VARCHAR(50) DEFAULT NULL,
+    avatar VARCHAR(255) DEFAULT NULL,
+    role ENUM('user', 'admin') DEFAULT 'user',
+    membership_level_id INT UNSIGNED DEFAULT 1,
+    status ENUM('active', 'disabled') DEFAULT 'active',
+    last_login_at TIMESTAMP NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    FOREIGN KEY (membership_level_id) REFERENCES membership_levels(id)
+) ENGINE=InnoDB;
+
+-- 系统功能开关
+CREATE TABLE IF NOT EXISTS system_settings (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    setting_key VARCHAR(100) NOT NULL UNIQUE,
+    setting_value TEXT NOT NULL,
+    description VARCHAR(255) DEFAULT NULL,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=InnoDB;
+
+-- AI 模型配置（OpenAI 格式）
+CREATE TABLE IF NOT EXISTS ai_models (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    model_id VARCHAR(100) NOT NULL COMMENT 'API model 参数',
+    api_base_url VARCHAR(255) NOT NULL DEFAULT 'https://api.openai.com/v1',
+    api_key VARCHAR(255) NOT NULL,
+    max_tokens INT UNSIGNED DEFAULT 4096,
+    temperature DECIMAL(3,2) DEFAULT 0.70,
+    is_default TINYINT(1) DEFAULT 0,
+    enabled TINYINT(1) DEFAULT 1,
+    sort_order INT DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=InnoDB;
+
+-- 会话
+CREATE TABLE IF NOT EXISTS conversations (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    user_id INT UNSIGNED NOT NULL,
+    title VARCHAR(200) DEFAULT '新对话',
+    model_id INT UNSIGNED NULL,
+    is_pinned TINYINT(1) DEFAULT 0,
+    message_count INT UNSIGNED DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    deleted_at TIMESTAMP NULL,
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE,
+    FOREIGN KEY (model_id) REFERENCES ai_models(id) ON DELETE SET NULL,
+    INDEX idx_user_updated (user_id, updated_at DESC)
+) ENGINE=InnoDB;
+
+-- 消息
+CREATE TABLE IF NOT EXISTS messages (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    conversation_id INT UNSIGNED NOT NULL,
+    role ENUM('user', 'assistant', 'system') NOT NULL,
+    content TEXT NOT NULL,
+    content_type ENUM('text', 'markdown', 'mixed') DEFAULT 'text',
+    attachments JSON NULL COMMENT '[{type,url,name,size,mime}]',
+    tokens_used INT UNSIGNED DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (conversation_id) REFERENCES conversations(id) ON DELETE CASCADE,
+    INDEX idx_conversation (conversation_id, created_at)
+) ENGINE=InnoDB;
+
+-- 上传文件
+CREATE TABLE IF NOT EXISTS uploads (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    user_id INT UNSIGNED NOT NULL,
+    original_name VARCHAR(255) NOT NULL,
+    stored_name VARCHAR(255) NOT NULL,
+    file_path VARCHAR(500) NOT NULL,
+    mime_type VARCHAR(100) NOT NULL,
+    file_size INT UNSIGNED NOT NULL,
+    file_type ENUM('image', 'video', 'audio', 'document', 'other') NOT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+) ENGINE=InnoDB;
+
+-- 每日消息统计
+CREATE TABLE IF NOT EXISTS user_daily_stats (
+    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    user_id INT UNSIGNED NOT NULL,
+    stat_date DATE NOT NULL,
+    message_count INT UNSIGNED DEFAULT 0,
+    UNIQUE KEY uk_user_date (user_id, stat_date),
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+) ENGINE=InnoDB;
+
+-- 初始会员等级
+INSERT INTO membership_levels (name, slug, max_conversations, max_messages_per_day, max_upload_size_mb, permissions) VALUES
+('免费用户', 'free', 20, 50, 5, '{"can_upload_image":true,"can_upload_video":false,"can_upload_file":false,"can_use_voice":false}'),
+('高级会员', 'premium', 200, 500, 50, '{"can_upload_image":true,"can_upload_video":true,"can_upload_file":true,"can_use_voice":true}'),
+('管理员', 'admin', 9999, 9999, 100, '{"can_upload_image":true,"can_upload_video":true,"can_upload_file":true,"can_use_voice":true}');
+
+-- 默认系统设置
+INSERT INTO system_settings (setting_key, setting_value, description) VALUES
+('features', '{"markdown":true,"image":true,"video":true,"voice":true,"document":true,"emoji":true,"upload_image":true,"upload_video":true,"upload_file":true,"paste_image":true}', '功能开关'),
+('site_name', 'AI Chat', '站点名称'),
+('allow_register', 'true', '是否允许注册');
+
+-- 默认管理员 (密码: admin123)
+INSERT INTO users (username, email, password_hash, nickname, role, membership_level_id) VALUES
+('admin', 'admin@example.com', '$2y$10$VJCJHjJoAdUAENQZzLgKO.DrJaVsquBXGWSg5ok3u2FHAKRkVMWX.', '管理员', 'admin', 3);
+
+-- 示例 AI 模型（需替换 api_key）
+INSERT INTO ai_models (name, model_id, api_base_url, api_key, is_default, enabled) VALUES
+('GPT-4o Mini', 'gpt-4o-mini', 'https://api.openai.com/v1', 'your-api-key-here', 1, 1);