数据大盘新增领券核心数据:发起数、领券成功率、点位成功率、耗时中位数

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

app/admin/repositories/stats.py

@@ -5,17 +5,23 @@ user.last_login_at / comparison_record.status / withdraw_order.status)要加索
 """
 from __future__ import annotations
 
+from collections import Counter
 from datetime import date, datetime, time, timedelta, timezone
 from decimal import Decimal, InvalidOperation
 
-from sqlalchemy import func, select
+from sqlalchemy import case, func, select
 from sqlalchemy.orm import Session
 
+from app.admin.repositories.coupon_data import _percentile
 from app.models.ad_feed_reward import AdFeedRewardRecord
 from app.models.ad_reward import AdRewardRecord
 from app.models.analytics_event import AnalyticsEvent
 from app.models.comparison import ComparisonRecord
-from app.models.coupon_state import CouponPromptEngagement
+from app.models.coupon_state import (
+    CouponClaimRecord,
+    CouponPromptEngagement,
+    CouponSession,
+)
 from app.models.cps_order import CpsOrder
 from app.models.feedback import Feedback
 from app.models.savings import SavingsRecord
@@ -428,6 +434,98 @@ def dashboard_overview(
         else None
     )
 
+    # ===== 领券核心数据(2026-07-05 产品新增)=====
+    # 数据源:coupon_session(一次领券一行,started_date 北京自然日)+ coupon_claim_record
+    # (一券/点位一天一条终态,claim_date 北京自然日)。点位与 session 不按 trace_id 关联——
+    # record_claims 更新路径不覆盖 trace_id(同设备同券同日重跑归第一次的 trace),按
+    # (device_id, 自然日) 桶关联才可靠;同桶多次发起共享同一份点位终态。
+    period_coupon_sessions = db.execute(
+        select(
+            CouponSession.device_id,
+            CouponSession.started_date,
+            CouponSession.status,
+            CouponSession.elapsed_ms,
+        ).where(
+            CouponSession.started_date >= period_from,
+            CouponSession.started_date <= period_to,
+            # 只统计正式环境,同「领券数据」页默认口径(防 debug 包调试数据串台;
+            # 命中 ix_coupon_session_date_env)。点位表无 app_env 列,但点位指标只经
+            # 下方 prod session 触达的 (device, 日) 桶进入统计,随之收敛到 prod。
+            CouponSession.app_env == "prod",
+        )
+    ).all()
+    coupon_started = len(period_coupon_sessions)
+    coupon_completed_elapsed = sorted(
+        s.elapsed_ms
+        for s in period_coupon_sessions
+        if s.status == "completed" and s.elapsed_ms is not None
+    )
+    # 点位桶:(device, 日) → (点位总数, 成功点位数)。成功口径与「我的」页累计领券一致
+    # (sum_claimed_count,2026-06-15 产品定):success + already_claimed(已领过=持有券)都算成功。
+    point_buckets: dict[tuple[str, date], tuple[int, int]] = {
+        (dev, d): (int(total), int(succ or 0))
+        for dev, d, total, succ in db.execute(
+            select(
+                CouponClaimRecord.device_id,
+                CouponClaimRecord.claim_date,
+                func.count(),
+                func.sum(
+                    case(
+                        (CouponClaimRecord.status.in_(("success", "already_claimed")), 1),
+                        else_=0,
+                    )
+                ),
+            )
+            .where(
+                CouponClaimRecord.claim_date >= period_from,
+                # 上界放宽一天:跨零点场次(23:5x 发起)的点位 claim_date 落在发起日+1,
+                # 桶只经下方 session 触达的键参与计数,放宽不会引入无关数据。
+                CouponClaimRecord.claim_date <= period_to + timedelta(days=1),
+            )
+            .group_by(CouponClaimRecord.device_id, CouponClaimRecord.claim_date)
+        ).all()
+    }
+    # 全部领成功的次数:completed 且其 (device, 日) 桶内点位全部成功(桶为空不算)。
+    coupon_all_success = 0
+    completed_bucket_totals: list[int] = []
+    session_bucket_keys: set[tuple[str, date]] = set()
+    for s in period_coupon_sessions:
+        key = (s.device_id, s.started_date)
+        if key not in point_buckets:
+            # 跨零点回退:发起日桶不存在(点位终态全部落在次日)时取 (device, 发起日+1)。
+            # 仅在发起日桶完全缺失时回退,避免抢占该设备次日 session 自己的桶。
+            next_key = (s.device_id, s.started_date + timedelta(days=1))
+            if next_key in point_buckets:
+                key = next_key
+        bucket = point_buckets.get(key)
+        if bucket is not None:
+            session_bucket_keys.add(key)
+        if s.status != "completed" or bucket is None:
+            continue
+        total, succ = bucket
+        completed_bucket_totals.append(total)
+        if total > 0 and succ == total:
+            coupon_all_success += 1
+    # 每次发起的应领点位数:取「完成过的领券」实际点位数的众数(done 帧会给所有点位终态,
+    # 完成场的点位数=当前配置的全量点位数;数据自校准,配置改点位数无需改代码)。本期无完成场
+    # 时给不出,点位成功率置空。
+    coupon_points_per_session = (
+        Counter(completed_bucket_totals).most_common(1)[0][0]
+        if completed_bucket_totals
+        else None
+    )
+    # 成功点位数:本期 session 触达过的 (device, 日) 桶内成功点位之和(桶级去重,同桶重试不重复计)。
+    coupon_point_success = sum(point_buckets[k][1] for k in session_bucket_keys)
+    # 点位成功率 = 成功点位数 / (发起数 × 应领点位数):中途退出未跑到的点位不产生记录,
+    # 但发起数×点位数把它们计入分母 → 视为失败,符合产品口径;重试会拉低该率(分母按次数计)。
+    coupon_point_success_rate = (
+        round(
+            min(1.0, coupon_point_success / (coupon_started * coupon_points_per_session)), 4
+        )
+        if coupon_started and coupon_points_per_session
+        else None
+    )
+
     return {
         "users": {
             "total": _count(User),
@@ -508,6 +606,17 @@ def dashboard_overview(
                 "average_duration_ms": period_avg_duration_ms,
                 "average_saved_cents": period_avg_saved_cents,
             },
+            "coupon": {
+                "started": coupon_started,
+                "all_success": coupon_all_success,
+                "success_rate": (
+                    round(coupon_all_success / coupon_started, 4) if coupon_started else None
+                ),
+                "point_success": coupon_point_success,
+                "points_per_session": coupon_points_per_session,
+                "point_success_rate": coupon_point_success_rate,
+                "median_elapsed_ms": _percentile(coupon_completed_elapsed, 50),
+            },
             "coins": {
                 "granted_total": _sum(CoinTransaction.amount, *period_coin_conds),
                 "reward_video_coin_total": period_reward_video_coin_total,

app/admin/schemas/dashboard.py

@@ -60,6 +60,24 @@ class DashboardPeriodComparison(BaseModel):
     average_saved_cents: int | None = None
 
 
+class DashboardPeriodCoupon(BaseModel):
+    """领券核心数据(2026-07-05 产品新增)。点位=一张券(coupon_claim_record 一天一条终态);
+    成功口径 success+already_claimed(与「我的」页累计领券一致)。"""
+
+    started: int = 0
+    # 全部领成功的次数:completed 且当日该设备全部点位成功
+    all_success: int = 0
+    success_rate: float | None = None
+    # 本期 session 触达的点位中成功的条数(同设备同日去重)
+    point_success: int = 0
+    # 每次发起的应领点位数(本期完成场实际点位数的众数;无完成场为空)
+    points_per_session: int | None = None
+    # 点位成功率 = point_success / (started × points_per_session);未跑到的点位计入分母视为失败
+    point_success_rate: float | None = None
+    # 耗时中位数(仅 completed 的 elapsed_ms,同「领券数据」页口径)
+    median_elapsed_ms: int | None = None
+
+
 class DashboardPeriodCoins(BaseModel):
     granted_total: int
     reward_video_coin_total: int = 0
@@ -88,6 +106,7 @@ class DashboardPeriod(BaseModel):
     date_to: date
     users: DashboardPeriodUsers
     comparison: DashboardPeriodComparison
+    coupon: DashboardPeriodCoupon = DashboardPeriodCoupon()
     coins: DashboardPeriodCoins
     cash: DashboardPeriodCash
     trend: list[DashboardTrendPoint] = []