feat(leaderboard): 新增耐力榜(全局单次最久 top10) + 领奖台日期两行 + 顶部哲理文案

- 云函数支持 endurance 周期:遍历全部 records 取 max(duration) 及 bestDate
- 客户端新增耐力榜 tab(maxRank=10),未上榜时在底部 my-bar 显示最佳成绩+产生时间
- 领奖台底座(耐力榜)单次日期拆成「日期+时间」两行,统一三阶底座高度修复第3名贴顶
- 领奖台顶部新增哲理文案,配置进 config.js(leaderboardPodiumSlogan),斜体金句卡片样式

pages/leaderboard/leaderboard.js

@@ -9,11 +9,13 @@ Page({
     theme: { primary: '#FF6B35', primaryLight: '#FF8C5A', primaryBg: '#FFF3ED', primaryRgb: '255,107,53' },
     themeStyle: themeMod.BASE_VARS,
     periods: [
-      { key: 'day', label: '日榜' },
-      { key: 'month', label: '月榜' },
-      { key: 'year', label: '年榜' }
+      { key: 'day', label: '日榜', maxRank: config.leaderboardMaxRank },
+      { key: 'month', label: '月榜', maxRank: config.leaderboardMaxRank },
+      { key: 'year', label: '年榜', maxRank: config.leaderboardMaxRank },
+      { key: 'endurance', label: '耐力', maxRank: 10 }
     ],
     activePeriod: 'day',
+    podiumSlogan: config.leaderboardPodiumSlogan,
     rankedList: [],
     myEntry: null,
     loading: false,
@@ -68,6 +70,8 @@ Page({
     this._fetchSeq = (this._fetchSeq || 0) + 1
     const seq = this._fetchSeq
     const period = this.data.activePeriod
+    const periodObj = this.data.periods.find(p => p.key === period)
+    const maxRank = (periodObj && periodObj.maxRank) || config.leaderboardMaxRank
 
     // 乐观缓存:命中该 period 的近期缓存就先秒显旧数据,后台再静默拉新。
     // 命中时不进 loading 骨架屏(避免旧数据被空白覆盖),用 refreshing 标记
@@ -91,7 +95,7 @@ Page({
       name: 'leaderboard',
       data: {
         period,
-        maxRank: config.leaderboardMaxRank,
+        maxRank,
         force: !!force
       }
     }).then(res => {
@@ -116,15 +120,35 @@ Page({
   },
 
   _applyResult(result) {
-    const list = (result.ranked || []).map(item => ({
-      ...item,
-      durationText: util.formatDuration(item.duration)
-    }))
-    const myEntry = result.myEntry ? {
-      ...result.myEntry,
-      durationText: util.formatDuration(result.myEntry.duration),
-      isMe: true
-    } : null
+    const isEndurance = this.data.activePeriod === 'endurance'
+    const list = (result.ranked || []).map(item => {
+      const base = { ...item, durationText: util.formatDuration(item.duration) }
+      if (isEndurance) {
+        const { date, time } = this._splitBestDate(item.bestDate)
+        base.subText = this._formatBestDate(item.bestDate)
+        base.subDate = date
+        base.subTime = time
+      } else {
+        base.subText = `${item.sessions}次`
+      }
+      return base
+    })
+    const myEntry = result.myEntry ? (() => {
+      const base = {
+        ...result.myEntry,
+        durationText: util.formatDuration(result.myEntry.duration),
+        isMe: true
+      }
+      if (isEndurance) {
+        const { date, time } = this._splitBestDate(result.myEntry.bestDate)
+        base.subText = this._formatBestDate(result.myEntry.bestDate)
+        base.subDate = date
+        base.subTime = time
+      } else {
+        base.subText = `${result.myEntry.sessions}次`
+      }
+      return base
+    })() : null
     const empty = list.length === 0 && !myEntry
     this.setData({
       rankedList: list,
@@ -141,11 +165,34 @@ Page({
   _applyLocal() {
     const period = this.data.activePeriod
     const allRecords = Object.values(storage.getRecords()).flat()
+    const profile = storage.getProfile()
+    const localName = profile.nickname || '我'
+
+    // 耐力榜本地兜底:取本地全部记录里单次最久 + 其日期
+    if (period === 'endurance') {
+      let bestDuration = 0
+      let bestDate = ''
+      allRecords.forEach(r => {
+        const dur = Number(r.duration) || 0
+        if (dur > bestDuration) { bestDuration = dur; bestDate = r.date }
+      })
+      if (bestDuration > 0) {
+        const { date, time } = this._splitBestDate(bestDate)
+        const entry = {
+          rank: 1, openid: 'local', name: localName, nickname: profile.nickname || '',
+          duration: bestDuration, durationText: util.formatDuration(bestDuration),
+          bestDate, subText: this._formatBestDate(bestDate), subDate: date, subTime: time
+        }
+        this.setData({ rankedList: [entry], myEntry: { ...entry, isMe: true }, loading: false, refreshing: false, empty: false })
+      } else {
+        this.setData({ loading: false, refreshing: false, empty: true })
+      }
+      return
+    }
+
     const today = storage.getToday()
     const thisMonth = today.substring(0, 7)
     const thisYear = String(new Date().getFullYear())
-    const profile = storage.getProfile()
-    const localName = profile.nickname || '我'
 
     let duration = 0
     let sessions = 0
@@ -166,6 +213,26 @@ Page({
     }
   },
 
+  /**
+   * 把记录里的 "YYYY-MM-DD HH:MM:SS" 截成 "YYYY-MM-DD HH:MM"(去掉秒),
+   * 纯日期串原样返回。耐力榜用其展示单次的"产生时间"。
+   */
+  _formatBestDate(s) {
+    if (!s || typeof s !== 'string') return ''
+    if (s.length >= 16) return s.substring(0, 16)
+    return s
+  },
+
+  /**
+   * 把 "YYYY-MM-DD HH:MM"(来自 _formatBestDate)拆成
+   * { date: 'YYYY-MM-DD', time: 'HH:MM' },供领奖台底座两行展示耐力榜的"单次日期"。
+   */
+  _splitBestDate(s) {
+    const f = this._formatBestDate(s)
+    if (f && f.length >= 11) return { date: f.substring(0, 10), time: f.substring(11) }
+    return { date: f || '', time: '' }
+  },
+
   /**
    * 分享给朋友 — 排行榜页。把用户当前名次写进标题,有"攀比"属性,
    * 分享欲望会强一些。
@@ -175,7 +242,7 @@ Page({
     const s = config.share.leaderboard
     // myEntry.rank 依赖云函数返回,缺失时回退静态 title,避免出现"排第 undefined"
     if (me && me.rank) {
-      const periodLabel = { day: '日', month: '月', year: '年' }[this.data.activePeriod] || ''
+      const periodLabel = { day: '日', month: '月', year: '年', endurance: '耐力' }[this.data.activePeriod] || ''
       return {
         title: s.titleTemplate.replace('{period}', periodLabel).replace('{rank}', me.rank),
         path: s.path