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92 lines
2.9 KiB
92 lines
2.9 KiB
package analyze
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import (
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"fmt"
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"sync/atomic"
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"time"
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"yunyan/utils"
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)
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// statLoc 统计日界时区，由模块 Init 经 setStatLoc 写入（默认 Asia/Shanghai）。
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// 埋点(Report)与同步(sync)两侧共用，保证 0 点切日口径一致；未初始化时回退固定 UTC+8。
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var statLoc atomic.Value // *time.Location
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func setStatLoc(loc *time.Location) { statLoc.Store(loc) }
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func statLocation() *time.Location {
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if v := statLoc.Load(); v != nil {
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return v.(*time.Location)
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}
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return time.FixedZone("UTC+8", 8*3600)
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}
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// dayNumber 把时间转成 YYYYMMDD 形式的统计日（按固定统计时区，跨部署口径一致）。
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func dayNumber(t time.Time) uint32 {
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return utils.StatDayNumber(t, statLocation())
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}
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// ============================ Redis 键 ============================
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// keyPrefix 形如 {集群标签}:analyze:{应用ID}:{区域}，由 setupKeys 写入；
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// 多集群 / 多应用 / 多区域共用一套 Redis 时互不串台。
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// 用 atomic 保证 setupKeys(启动期) 与 Report(运行期) 间无竞态。
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var keyPrefix atomic.Value // string
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func prefix() string {
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if p := keyPrefix.Load(); p != nil {
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return p.(string)
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}
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return ""
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}
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// indexKey 活跃统计分区的索引集合：成员为 "产品ID:统计日"。
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func indexKey() string { return prefix() + ":idx" }
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// hashKey 某 [产品×日] 累加计数的哈希。
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func hashKey(productId, statDay uint32) string {
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return fmt.Sprintf("%s:%d:%d", prefix(), productId, statDay)
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}
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// hllKey 某 [产品×日] 某去重指标的 HyperLogLog。
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func hllKey(productId, statDay uint32, metric string) string {
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return fmt.Sprintf("%s:%d:%d:u:%s", prefix(), productId, statDay, metric)
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}
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// partition 索引集合的成员，标识一个 产品:日 分区。
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func partition(productId, statDay uint32) string {
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return fmt.Sprintf("%d:%d", productId, statDay)
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}
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// 统计哈希的字段名，与 stats_global_day 表列名保持一致，便于追溯。
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const (
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fLoginCount = "login_count"
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fNewUserCount = "new_user_count"
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fActiveDeviceCount = "active_device_count"
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fBindDeviceCount = "bind_device_count"
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fQRActiveCount = "qr_active_count"
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fOrderCreateCount = "order_create_count"
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fOrderPaidCount = "order_paid_count"
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fOrderFailedCount = "order_failed_count"
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fOrderCreateAmount = "order_create_amount"
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fOrderPaidAmount = "order_paid_amount"
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fGrantVipDay = "grant_vip_day"
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fGrantAiIntegral = "grant_ai_integral"
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fGrantTradeSecond = "grant_trade_second"
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fGrantMeetSecond = "grant_meet_second"
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fAiChatCount = "ai_chat_count"
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fAiUpToken = "ai_up_token"
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fAiDownToken = "ai_down_token"
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fTradeCount = "trade_count"
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fTradeSecond = "trade_second"
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fTradeWords = "trade_words"
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fMeetCount = "meet_count"
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fMeetSecond = "meet_second"
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)
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// 去重指标的 HLL 名（对应 stats_global_day 的 *_user_count 列）。
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const (
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uLogin = "login"
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uActive = "active"
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uPay = "pay"
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)
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