145 lines
4.1 KiB
Go
145 lines
4.1 KiB
Go
package usecase
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import (
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"context"
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"errors"
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"fmt"
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"apps/backend/internal/module/radar/domain"
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)
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// TodayStats is the high/mid/low count block for the today page.
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type TodayStats struct {
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Total int
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High int
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Mid int
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Low int
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}
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// TodayOpportunity is one card on the today page (opp + optional default reply).
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type TodayOpportunity struct {
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Opportunity *domain.Opportunity
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DefaultReply *domain.ReplyVariant
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}
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// TodayResult powers GET /radar/today.
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type TodayResult struct {
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Stats TodayStats
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High []TodayOpportunity
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Mid []TodayOpportunity
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Low []TodayOpportunity
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TruncatedCount int
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LastSweptAt int64
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EmptyReason string
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EmptyHint string
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}
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// todayListStatuses：今日名單含可操作與已處理，排除 rejected／judging（T545）。
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var todayListStatuses = []string{domain.OppQualified, domain.OppAccepted, domain.OppDismissed}
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func (s *Service) GetToday(ctx context.Context, ownerUID int64) (*TodayResult, error) {
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if ownerUID <= 0 {
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return nil, fmt.Errorf("%w: owner_uid required", domain.ErrValidation)
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}
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start, end := domain.UTCDayBounds(domain.NowNano())
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// Empty-state diagnostics：只有「真的沒建檔」才算 no_profile，其他 DB 錯誤要往上丟。
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_, profileErr := s.Repo.GetServiceProfile(ctx, ownerUID)
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noProfile := errors.Is(profileErr, domain.ErrNotFound)
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if profileErr != nil && !noProfile {
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return nil, profileErr
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}
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watches, _, err := s.Repo.ListWatches(ctx, ownerUID, domain.WatchListFilter{Page: 1, PageSize: 50})
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if err != nil {
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return nil, err
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}
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active, err := s.Repo.ListActiveWatches(ctx, ownerUID)
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if err != nil {
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return nil, err
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}
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var lastSwept int64
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for _, w := range watches {
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if w.LastSweptAt > lastSwept {
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lastSwept = w.LastSweptAt
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}
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}
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list, _, err := s.Repo.ListOpportunities(ctx, ownerUID, domain.OpportunityListFilter{
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Statuses: todayListStatuses,
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CreatedFrom: start,
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CreatedTo: end,
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Page: 1,
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PageSize: 100,
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})
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if err != nil {
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return nil, err
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}
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high, mid, low := []TodayOpportunity{}, []TodayOpportunity{}, []TodayOpportunity{}
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for _, o := range list {
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card := TodayOpportunity{Opportunity: o}
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if replies, rerr := s.Repo.ListReplies(ctx, ownerUID, o.ID); rerr == nil {
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for _, r := range replies {
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if r.Variant == domain.ReplyPublicComment {
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card.DefaultReply = r
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break
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}
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}
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}
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switch o.IntentBand {
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case domain.BandHigh:
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high = append(high, card)
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case domain.BandMid:
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mid = append(mid, card)
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default:
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low = append(low, card)
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}
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}
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total := len(high) + len(mid) + len(low)
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// truncated from today's sweeps
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sweeps, _, _ := s.Repo.ListSweeps(ctx, ownerUID, domain.SweepListFilter{Page: 1, PageSize: 20})
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trunc := 0
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var latestFail string
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for _, sw := range sweeps {
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if sw.StartedAt >= start && sw.StartedAt < end {
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trunc += sw.TruncatedCount
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if sw.FailedReason != "" {
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latestFail = sw.FailedReason
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}
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}
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}
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out := &TodayResult{
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Stats: TodayStats{Total: total, High: len(high), Mid: len(mid), Low: len(low)},
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High: high,
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Mid: mid,
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Low: low,
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TruncatedCount: trunc,
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LastSweptAt: lastSwept,
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}
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if total == 0 {
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out.EmptyReason, out.EmptyHint = emptyReason(noProfile, len(watches), len(active), lastSwept, latestFail, start)
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}
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return out, nil
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}
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func emptyReason(noProfile bool, watchCount, activeCount int, lastSwept int64, fail string, dayStart int64) (reason, hint string) {
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if noProfile {
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return "no_profile", "先完成服務檔案，雷達才能判定適不適合你的服務。"
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}
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if watchCount == 0 {
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return "no_watch", "建立至少一組關鍵字訂閱，明天早晨就會開始巡。"
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}
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if activeCount == 0 {
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return "all_watches_paused", "目前沒有啟用中的訂閱。恢復一組訂閱後才會繼續巡。"
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}
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if fail != "" {
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return "sweep_failed", fail
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}
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if lastSwept < dayStart {
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return "not_swept_yet", "今日巡檢還沒跑完（每日 UTC 22:00 開始）。也可在訂閱頁手動觸發。"
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}
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return "no_hit", "這輪有巡但沒有符合的商機。可放寬關鍵字或檢查排除詞是否太嚴。"
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}
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