feat: add analytics metric granularity query

server-rs/crates/spacetime-module/src/runtime/profile.rs

@@ -471,6 +471,27 @@ pub fn list_profile_wallet_ledger(
     }
 }
 
+
+// analytics metric 查询直接聚合 tracking_daily_stat，避免 API 层订阅全量表后自行汇总。
+#[spacetimedb::procedure]
+pub fn query_analytics_metric(
+    ctx: &mut ProcedureContext,
+    input: AnalyticsMetricQueryInput,
+) -> AnalyticsMetricQueryProcedureResult {
+    match ctx.try_with_tx(|tx| query_analytics_metric_buckets(tx, input.clone())) {
+        Ok(buckets) => AnalyticsMetricQueryProcedureResult {
+            ok: true,
+            buckets,
+            error_message: None,
+        },
+        Err(message) => AnalyticsMetricQueryProcedureResult {
+            ok: false,
+            buckets: Vec::new(),
+            error_message: Some(message),
+        },
+    }
+}
+
 // 任务中心读取会顺手记录当日登录埋点，确保“每日登录”只依赖后端事实。
 #[spacetimedb::procedure]
 pub fn get_profile_task_center(
@@ -2726,6 +2747,45 @@ fn build_profile_task_center_snapshot(
     })
 }
 
+
+fn query_analytics_metric_buckets(
+    ctx: &ReducerContext,
+    input: AnalyticsMetricQueryInput,
+) -> Result<Vec<AnalyticsBucketMetric>, String> {
+    let validated_input = build_analytics_metric_query_input(
+        input.event_key,
+        input.scope_kind,
+        input.scope_id,
+        input.granularity,
+    )
+    .map_err(|error| error.to_string())?;
+    let stats = ctx
+        .db
+        .tracking_daily_stat()
+        .iter()
+        .filter(|row| {
+            row.event_key.trim() == validated_input.event_key
+                && row.scope_kind == validated_input.scope_kind
+                && row.scope_id.trim() == validated_input.scope_id
+        })
+        .map(|row| RuntimeAnalyticsDailyStatSnapshot {
+            event_key: row.event_key,
+            scope_kind: row.scope_kind,
+            scope_id: row.scope_id,
+            day_key: row.day_key,
+            count: row.count,
+        })
+        .collect::<Vec<_>>();
+
+    Ok(aggregate_runtime_tracking_daily_stats(
+        stats,
+        &validated_input.event_key,
+        validated_input.scope_kind,
+        &validated_input.scope_id,
+        validated_input.granularity,
+    ))
+}
+
 fn refresh_profile_task_progress(
     ctx: &ReducerContext,
     user_id: &str,