优化记录页趋势分析展示

utils/util.js

@@ -115,12 +115,65 @@ const getTrendData = (recordGroups, mode, now = new Date()) => {
   })
 }
 
+const getBestTrendData = (recordGroups, mode, now = new Date()) => {
+  const peaks = {}
+  const groups = recordGroups && typeof recordGroups === 'object' ? recordGroups : {}
+  Object.values(groups).forEach((records) => {
+    if (!Array.isArray(records)) return
+    records.forEach((record) => {
+      const date = _dateOnly(record && record.date)
+      if (!date) return
+      const key = mode === 'month' ? date.substring(0, 7) : date
+      peaks[key] = Math.max(peaks[key] || 0, _normalizeDuration(record.duration))
+    })
+  })
+
+  const today = new Date(now)
+  const weekdays = ['日', '一', '二', '三', '四', '五', '六']
+  const pad = (n) => String(n).padStart(2, '0')
+  const count = mode === 'month' ? 6 : 7
+  return Array.from({ length: count }, (_, index) => {
+    const offset = count - 1 - index
+    const date = mode === 'month'
+      ? new Date(today.getFullYear(), today.getMonth() - offset, 1)
+      : new Date(today.getFullYear(), today.getMonth(), today.getDate() - offset)
+    const key = mode === 'month'
+      ? `${date.getFullYear()}-${pad(date.getMonth() + 1)}`
+      : `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}`
+    const value = peaks[key] || 0
+    return {
+      label: mode === 'month' ? `${date.getMonth() + 1}月` : offset === 0 ? '今天' : weekdays[date.getDay()],
+      value,
+      valueText: value > 0 ? _formatTrendDuration(value) : '',
+      highlight: offset === 0
+    }
+  })
+}
+
 const getBarPercent = (value, max) => {
   const amount = _normalizeDuration(value)
   const maximum = _normalizeDuration(max)
   return maximum > 0 ? amount / maximum * 100 : 0
 }
 
+const getTrendSummary = (trendData, mode) => {
+  const items = Array.isArray(trendData) ? trendData : []
+  const total = items.reduce((sum, item) => sum + _normalizeDuration(item && item.value), 0)
+  const activeItems = items.filter(item => _normalizeDuration(item && item.value) > 0)
+  const peak = activeItems.reduce((current, item) => {
+    return !current || _normalizeDuration(item.value) > _normalizeDuration(current.value) ? item : current
+  }, null)
+  const isMonth = mode === 'month'
+
+  return {
+    totalText: _formatTrendDuration(total),
+    activeCount: activeItems.length,
+    activeLabel: isMonth ? '活跃月份' : '训练天数',
+    peakTitle: isMonth ? '最高训练月' : '最高训练日',
+    peakText: peak ? `${peak.label} · ${_formatTrendDuration(peak.value)}` : '暂无训练数据'
+  }
+}
+
 /**
  * Convert a local file path (typically `wxfile://...` from chooseAvatar) to a
  * base64 data URI. Used to make temporary file URLs survive the WeChat
@@ -169,6 +222,8 @@ module.exports = {
   formatDate,
   dateOnly: _dateOnly,
   getTrendData,
+  getBestTrendData,
+  getTrendSummary,
   getBarPercent,
   fileToDataURI
 }