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fix: 彩云API 的时间转化为右端点

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yarnom 2025-10-23 13:24:08 +08:00
parent 19ea80614c
commit 65f95662ca
1 changed files with 27 additions and 21 deletions
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48
internal/forecast/caiyun.go
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@ -65,7 +65,10 @@ func RunCaiyunFetch(ctx context.Context, token string) error {
issuedAt := time.Now().In(loc) issuedAt := time.Now().In(loc)
startHour := issuedAt.Truncate(time.Hour) startHour := issuedAt.Truncate(time.Hour)
targets := []time.Time{startHour.Add(1 * time.Hour), startHour.Add(2 * time.Hour), startHour.Add(3 * time.Hour)} // 彩云小时接口返回的是“左端点”时刻（例如 13:00 表示 13:00-14:00 区间）。
// 我们将左端点列表保留为 startHour, startHour+1h, startHour+2h，并在写库时统一 +1h
// 使得 forecast_time 表示区间右端，与实测聚合对齐。
leftEdges := []time.Time{startHour, startHour.Add(1 * time.Hour), startHour.Add(2 * time.Hour)}
for _, s := range stations { for _, s := range stations {
if !s.lat.Valid || !s.lon.Valid { if !s.lat.Valid || !s.lon.Valid {
@ -161,27 +164,30 @@ func RunCaiyunFetch(ctx context.Context, token string) error {
} }
} }
log.Printf("处理时间点: %v", targets) log.Printf("处理时间点(彩云左端): %v", leftEdges)
for _, ft := range targets { for _, left := range leftEdges {
if v, ok := table[ft]; ok { v, ok := table[left]
log.Printf("写入预报点: station=%s time=%s rain=%.3f temp=%.2f rh=%.1f ws=%.3f wdir=%.1f prob=%.1f pres=%.2f", if !ok {
s.id, ft.Format(time.RFC3339), v.rain, v.temp, v.rh, v.ws, v.wdir, v.prob, v.pres) log.Printf("时间点无数据: %s", left.Format(time.RFC3339))
if err := upsertForecastCaiyun(ctx, db, s.id, issuedAt, ft, continue
int64(v.rain*1000.0), // mm → x1000 }
int64(v.temp*100.0), // °C → x100 ft := left.Add(1 * time.Hour)
int64(v.rh), // % log.Printf("写入预报点: station=%s forecast_time=%s (source=%s) rain=%.3f temp=%.2f rh=%.1f ws=%.3f wdir=%.1f prob=%.1f pres=%.2f",
int64(v.ws*1000.0), // m/s → x1000 s.id, ft.Format(time.RFC3339), left.Format(time.RFC3339), v.rain, v.temp, v.rh, v.ws, v.wdir, v.prob, v.pres)
int64(0), // gust: 彩云小时接口无阵风，置0 err := upsertForecastCaiyun(ctx, db, s.id, issuedAt, ft,
int64(v.wdir), // 度 int64(v.rain*1000.0), // mm → x1000
int64(v.prob), // % int64(v.temp*100.0), // °C → x100
int64(v.pres*100.0), // hPa → x100 int64(v.rh), // %
); err != nil { int64(v.ws*1000.0), // m/s → x1000
log.Printf("写入forecast失败(caiyun) station=%s time=%s err=%v", s.id, ft.Format(time.RFC3339), err) int64(0), // gust: 彩云小时接口无阵风，置0
} else { int64(v.wdir), // 度
log.Printf("写入forecast成功(caiyun) station=%s time=%s", s.id, ft.Format(time.RFC3339)) int64(v.prob), // %
} int64(v.pres*100.0), // hPa → x100
)
if err != nil {
log.Printf("写入forecast失败(caiyun) station=%s time=%s err=%v", s.id, ft.Format(time.RFC3339), err)
} else { } else {
log.Printf("时间点无数据: %s", ft.Format(time.RFC3339)) log.Printf("写入forecast成功(caiyun) station=%s time=%s", s.id, ft.Format(time.RFC3339))
} }
} }
} }