chore: v1 整理 — 清理历史文件、DDL 合并、文档归档
- 清理 1155 个已删除的历史文件(废弃 prompt_logs、tmp、旧 ops 脚本) - export/ 数据文件从 git 移除(已在 .gitignore) - demo-miniprogram 从 tmp/ 移入 apps/,添加 CLAUDE.md 注解 - DDL 合并:完整 schema 定义填充到 db/*/schemas/(从 docs/database/ddl/ 复制) - 39 个 v1 迁移脚本归档到 db/_archived/migrations_v1_merged/ - 4 个迁移变更类 BD_Manual 文档归档到 docs/database/_archived/ - .gitignore 补充 .vite/ 和 apps/*.zip - settings.json 添加 effortLevel 默认配置 - scripts/ops/ 新增运维脚本入库 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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52
apps/demo-miniprogram/miniprogram/utils/sort.ts
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52
apps/demo-miniprogram/miniprogram/utils/sort.ts
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/**
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* 排序工具函数
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* 纯函数,无 wx.* 依赖,可在 Node.js 测试环境中使用
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*/
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/**
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* 按时间戳字段降序排序(最新在前)
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* @param list 带时间戳字段的对象数组
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* @param field 时间戳字段名,默认 'timestamp'
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* @returns 排序后的新数组(不修改原数组)
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*/
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export function sortByTimestamp<T extends Record<string, any>>(
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list: T[],
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field: string = 'timestamp'
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): T[] {
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return [...list].sort((a, b) => {
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const ta = new Date(a[field]).getTime()
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const tb = new Date(b[field]).getTime()
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// NaN 排到末尾
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if (isNaN(ta) && isNaN(tb)) return 0
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if (isNaN(ta)) return 1
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if (isNaN(tb)) return -1
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return tb - ta
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})
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}
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/**
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* 按指定字段排序
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* @param list 对象数组
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* @param field 排序字段名
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* @param order 排序方向,'asc' 升序 / 'desc' 降序(默认 'desc')
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* @returns 排序后的新数组
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*/
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export function sortByField<T extends Record<string, any>>(
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list: T[],
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field: string,
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order: 'asc' | 'desc' = 'desc'
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): T[] {
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return [...list].sort((a, b) => {
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const va = a[field]
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const vb = b[field]
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let cmp: number
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if (typeof va === 'number' && typeof vb === 'number') {
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cmp = va - vb
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} else {
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cmp = String(va ?? '').localeCompare(String(vb ?? ''))
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}
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return order === 'asc' ? cmp : -cmp
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})
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}
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