refactor: extract progress and completion

This commit is contained in:
2026-06-13 22:07:52 +02:00
parent b578bd661e
commit 04c0b8d601
2 changed files with 150 additions and 143 deletions

View File

@@ -0,0 +1,150 @@
package playback
import (
"context"
"database/sql"
"encoding/json"
"strconv"
"github.com/google/uuid"
"mal/internal/db"
"mal/internal/domain"
"mal/internal/observability"
)
func (s *playbackService) loadWatchProgress(ctx context.Context, userID string, animeID int, totalEpisodes int, episode string) (float64, string, []int64) {
if userID == "" {
return 0, "", nil
}
entry, err := s.repo.GetWatchListEntry(ctx, db.GetWatchListEntryParams{
UserID: userID,
AnimeID: int64(animeID),
})
watchlistStatus := ""
var watchlistIDs []int64
startTime := 0.0
if err == nil {
watchlistStatus = entry.Status
watchlistIDs = []int64{entry.AnimeID}
if resumeTimeForEpisode(entry.CurrentEpisode, entry.CurrentTimeSeconds, totalEpisodes, episode) > 0 {
startTime = entry.CurrentTimeSeconds
}
}
if startTime > 0 {
return startTime, watchlistStatus, watchlistIDs
}
cwEntry, err := s.repo.GetContinueWatchingEntry(ctx, db.GetContinueWatchingEntryParams{
UserID: userID,
AnimeID: int64(animeID),
})
if err == nil {
startTime = resumeTimeForEpisode(cwEntry.CurrentEpisode, cwEntry.CurrentTimeSeconds, totalEpisodes, episode)
}
return startTime, watchlistStatus, watchlistIDs
}
func resumeTimeForEpisode(currentEpisode sql.NullInt64, currentTimeSeconds float64, totalEpisodes int, requestedEpisode string) float64 {
if !currentEpisode.Valid {
return 0
}
if strconv.FormatInt(currentEpisode.Int64, 10) == requestedEpisode {
return currentTimeSeconds
}
if totalEpisodes > 0 && requestedEpisode == strconv.Itoa(totalEpisodes) && currentEpisode.Int64 == int64(totalEpisodes) {
return currentTimeSeconds
}
return 0
}
func (s *playbackService) CompleteAnime(ctx context.Context, userID string, animeID int64) error {
if err := s.repo.InTx(ctx, func(txCtx context.Context, repo domain.PlaybackRepository) error {
entry, err := repo.GetWatchListEntry(txCtx, db.GetWatchListEntryParams{
UserID: userID,
AnimeID: animeID,
})
if err != nil || entry.Status != "completed" {
_, err = repo.UpsertWatchListEntry(txCtx, db.UpsertWatchListEntryParams{
ID: uuid.New().String(),
UserID: userID,
AnimeID: animeID,
Status: "completed",
CurrentEpisode: entry.CurrentEpisode,
CurrentTimeSeconds: entry.CurrentTimeSeconds,
})
if err != nil {
return err
}
}
return nil
}); err != nil {
return err
}
if err := s.auditSvc.Record(ctx, domain.AuditEvent{
UserID: userID,
Action: "watch_completed",
ResourceType: "anime",
ResourceID: strconv.FormatInt(animeID, 10),
}); err != nil {
observability.Warn(
"audit_record_failed",
"playback",
"",
map[string]any{"user_id": userID, "anime_id": animeID, "action": "watch_completed"},
err,
)
}
return nil
}
func (s *playbackService) SaveProgress(ctx context.Context, userID string, animeID int64, episode int, timeSeconds float64) error {
_, err := s.repo.UpsertContinueWatchingEntry(ctx, db.UpsertContinueWatchingEntryParams{
ID: uuid.New().String(),
UserID: userID,
AnimeID: animeID,
CurrentEpisode: sql.NullInt64{Int64: int64(episode), Valid: true},
CurrentTimeSeconds: timeSeconds,
DurationSeconds: sql.NullFloat64{Valid: false},
})
if err != nil {
return err
}
metadataBytes, marshalErr := json.Marshal(struct {
Episode int `json:"episode"`
TimeSeconds float64 `json:"time_seconds"`
}{Episode: episode, TimeSeconds: timeSeconds})
if marshalErr == nil {
_ = s.auditSvc.Record(ctx, domain.AuditEvent{
UserID: userID,
Action: "watch_progress_saved",
ResourceType: "anime",
ResourceID: strconv.FormatInt(animeID, 10),
MetadataJSON: metadataBytes,
})
} else {
_ = s.auditSvc.Record(ctx, domain.AuditEvent{
UserID: userID,
Action: "watch_progress_saved",
ResourceType: "anime",
ResourceID: strconv.FormatInt(animeID, 10),
})
}
observability.Info("watch_progress_saved", "playback", "", map[string]any{
"anime_id": animeID,
"episode": episode,
"time_seconds": timeSeconds,
"user_id": userID,
})
return nil
}

View File

@@ -3,19 +3,12 @@ package playback
import (
"context"
"database/sql"
"encoding/json"
"fmt"
"mal/integrations/jikan"
"mal/internal/db"
"mal/internal/domain"
"mal/internal/observability"
netutil "mal/pkg/net"
"net/http"
"strconv"
"time"
"github.com/google/uuid"
)
type playbackService struct {
@@ -65,142 +58,6 @@ func (s *playbackService) ResolveProxyToken(token string, scope string) (string,
return target.targetURL, target.referer, nil
}
func (s *playbackService) loadWatchProgress(ctx context.Context, userID string, animeID int, totalEpisodes int, episode string) (float64, string, []int64) {
if userID == "" {
return 0, "", nil
}
entry, err := s.repo.GetWatchListEntry(ctx, db.GetWatchListEntryParams{
UserID: userID,
AnimeID: int64(animeID),
})
watchlistStatus := ""
var watchlistIDs []int64
startTime := 0.0
if err == nil {
watchlistStatus = entry.Status
watchlistIDs = []int64{entry.AnimeID}
if resumeTimeForEpisode(entry.CurrentEpisode, entry.CurrentTimeSeconds, totalEpisodes, episode) > 0 {
startTime = entry.CurrentTimeSeconds
}
}
if startTime > 0 {
return startTime, watchlistStatus, watchlistIDs
}
cwEntry, err := s.repo.GetContinueWatchingEntry(ctx, db.GetContinueWatchingEntryParams{
UserID: userID,
AnimeID: int64(animeID),
})
if err == nil {
startTime = resumeTimeForEpisode(cwEntry.CurrentEpisode, cwEntry.CurrentTimeSeconds, totalEpisodes, episode)
}
return startTime, watchlistStatus, watchlistIDs
}
func resumeTimeForEpisode(currentEpisode sql.NullInt64, currentTimeSeconds float64, totalEpisodes int, requestedEpisode string) float64 {
if !currentEpisode.Valid {
return 0
}
if strconv.FormatInt(currentEpisode.Int64, 10) == requestedEpisode {
return currentTimeSeconds
}
if totalEpisodes > 0 && requestedEpisode == strconv.Itoa(totalEpisodes) && currentEpisode.Int64 == int64(totalEpisodes) {
return currentTimeSeconds
}
return 0
}
func (s *playbackService) CompleteAnime(ctx context.Context, userID string, animeID int64) error {
if err := s.repo.InTx(ctx, func(txCtx context.Context, repo domain.PlaybackRepository) error {
entry, err := repo.GetWatchListEntry(txCtx, db.GetWatchListEntryParams{
UserID: userID,
AnimeID: animeID,
})
if err != nil || entry.Status != "completed" {
_, err = repo.UpsertWatchListEntry(txCtx, db.UpsertWatchListEntryParams{
ID: uuid.New().String(),
UserID: userID,
AnimeID: animeID,
Status: "completed",
CurrentEpisode: entry.CurrentEpisode,
CurrentTimeSeconds: entry.CurrentTimeSeconds,
})
if err != nil {
return err
}
}
return nil
}); err != nil {
return err
}
if err := s.auditSvc.Record(ctx, domain.AuditEvent{
UserID: userID,
Action: "watch_completed",
ResourceType: "anime",
ResourceID: strconv.FormatInt(animeID, 10),
}); err != nil {
observability.Warn(
"audit_record_failed",
"playback",
"",
map[string]any{"user_id": userID, "anime_id": animeID, "action": "watch_completed"},
err,
)
}
return nil
}
func (s *playbackService) SaveProgress(ctx context.Context, userID string, animeID int64, episode int, timeSeconds float64) error {
_, err := s.repo.UpsertContinueWatchingEntry(ctx, db.UpsertContinueWatchingEntryParams{
ID: uuid.New().String(),
UserID: userID,
AnimeID: animeID,
CurrentEpisode: sql.NullInt64{Int64: int64(episode), Valid: true},
CurrentTimeSeconds: timeSeconds,
DurationSeconds: sql.NullFloat64{Valid: false},
})
if err != nil {
return err
}
metadataBytes, marshalErr := json.Marshal(struct {
Episode int `json:"episode"`
TimeSeconds float64 `json:"time_seconds"`
}{Episode: episode, TimeSeconds: timeSeconds})
if marshalErr == nil {
_ = s.auditSvc.Record(ctx, domain.AuditEvent{
UserID: userID,
Action: "watch_progress_saved",
ResourceType: "anime",
ResourceID: strconv.FormatInt(animeID, 10),
MetadataJSON: metadataBytes,
})
} else {
_ = s.auditSvc.Record(ctx, domain.AuditEvent{
UserID: userID,
Action: "watch_progress_saved",
ResourceType: "anime",
ResourceID: strconv.FormatInt(animeID, 10),
})
}
observability.Info("watch_progress_saved", "playback", "", map[string]any{
"anime_id": animeID,
"episode": episode,
"time_seconds": timeSeconds,
"user_id": userID,
})
return nil
}
func (s *playbackService) warmStreamURL(targetURL, referer string) {
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()