feat: 优化代码结构（在Claude的帮助下）

src/constants/index.ts

@@ -0,0 +1,88 @@
+// 应用常量配置
+
+// 存储键名
+export const STORAGE_KEYS = {
+  COLOR_MODE: 'colorMode',
+  ADMIN_PASSWORD: 'adminPassword',
+  TOKEN: 'token',
+  CONFIG: 'config',
+  NOTIFY: 'notify'
+} as const
+
+// 主题模式
+export const THEME_MODES = {
+  LIGHT: 'light',
+  DARK: 'dark',
+  SYSTEM: 'system'
+} as const
+
+// 发送类型
+export const SEND_TYPES = {
+  FILE: 'file',
+  TEXT: 'text'
+} as const
+
+// 警告类型
+export const ALERT_TYPES = {
+  SUCCESS: 'success',
+  ERROR: 'error',
+  WARNING: 'warning',
+  INFO: 'info'
+} as const
+
+// 上传状态
+export const UPLOAD_STATUS = {
+  IDLE: 'idle',
+  UPLOADING: 'uploading',
+  SUCCESS: 'success',
+  ERROR: 'error'
+} as const
+
+// API 响应状态码
+export const API_STATUS_CODES = {
+  SUCCESS: 200,
+  UNAUTHORIZED: 401,
+  FORBIDDEN: 403,
+  NOT_FOUND: 404,
+  SERVER_ERROR: 500
+} as const
+
+// 文件大小限制 (字节)
+export const FILE_SIZE_LIMITS = {
+  MAX_FILE_SIZE: 100 * 1024 * 1024, // 100MB
+  CHUNK_SIZE: 1024 * 1024 // 1MB
+} as const
+
+// 时间相关常量
+export const TIME_CONSTANTS = {
+  ALERT_DURATION: 5000, // 5秒
+  REQUEST_TIMEOUT: 30000, // 30秒
+  PROGRESS_UPDATE_INTERVAL: 100 // 100毫秒
+} as const
+
+// 路由路径
+export const ROUTES = {
+  HOME: '/',
+  SEND: '/send',
+  ADMIN: '/admin',
+  LOGIN: '/login',
+  DASHBOARD: '/admin/dashboard',
+  FILE_MANAGE: '/admin/files',
+  SETTINGS: '/admin/settings'
+} as const
+
+// 正则表达式
+export const REGEX_PATTERNS = {
+  EMAIL: /^[^\s@]+@[^\s@]+\.[^\s@]+$/,
+  PHONE: /^1[3-9]\d{9}$/,
+  CODE: /^[A-Za-z0-9]{4,8}$/ // 取件码格式
+} as const
+
+// 默认配置
+export const DEFAULT_CONFIG = {
+  name: 'FileCodeBox',
+  description: '文件传输工具',
+  maxFileSize: FILE_SIZE_LIMITS.MAX_FILE_SIZE,
+  allowedFileTypes: ['*'] as string[],
+  expireDays: 7
+}