refactor(podcast)!: make podcasts global not per user, to match spec

Release-As: 0.15.0

db/migrations.go

@@ -41,6 +41,7 @@ func (db *DB) Migrate(ctx MigrationContext) error {
 		construct(ctx, "202202092013", migrateArtistCover),
 		construct(ctx, "202202121809", migrateAlbumRootDirAgain),
 		construct(ctx, "202202241218", migratePublicPlaylist),
+		construct(ctx, "202204270903", migratePodcastDropUserID),
 	}
 
 	return gormigrate.
@@ -332,3 +333,26 @@ func migrateAlbumRootDirAgain(tx *gorm.DB, ctx MigrationContext) error {
 func migratePublicPlaylist(tx *gorm.DB, ctx MigrationContext) error {
 	return tx.AutoMigrate(Playlist{}).Error
 }
+
+func migratePodcastDropUserID(tx *gorm.DB, _ MigrationContext) error {
+	step := tx.AutoMigrate(
+		Podcast{},
+	)
+	if err := step.Error; err != nil {
+		return fmt.Errorf("step auto migrate: %w", err)
+	}
+
+	if !tx.Dialect().HasColumn("podcasts", "user_id") {
+		return nil
+	}
+
+
+	step = tx.Exec(`
+		ALTER TABLE podcasts DROP COLUMN user_id;
+	`)
+	if err := step.Error; err != nil {
+		return fmt.Errorf("step migrate podcasts drop user_id: %w", err)
+	}
+	return nil
+}
+

db/model.go

@@ -7,15 +7,14 @@ package db
 
 import (
 	"path"
-	"path/filepath"
 	"strconv"
 	"strings"
 	"time"
 
 	// TODO: remove this dep
 
-	"go.senan.xyz/gonic/server/ctrlsubsonic/specid"
 	"go.senan.xyz/gonic/mime"
+	"go.senan.xyz/gonic/server/ctrlsubsonic/specid"
 )
 
 func splitInt(in, sep string) []int {
@@ -315,7 +314,6 @@ type Podcast struct {
 	ID           int `gorm:"primary_key"`
 	UpdatedAt    time.Time
 	ModifiedAt   time.Time
-	UserID       int `sql:"default: null; type:int REFERENCES users(id) ON DELETE CASCADE"`
 	URL          string
 	Title        string
 	Description  string
@@ -326,11 +324,6 @@ type Podcast struct {
 	AutoDownload PodcastAutoDownload
 }
 
-func (p *Podcast) Fullpath(podcastPath string) string {
-	sanitizedTitle := strings.ReplaceAll(p.Title, "/", "_")
-	return filepath.Join(podcastPath, filepath.Clean(sanitizedTitle))
-}
-
 func (p *Podcast) SID() *specid.ID {
 	return &specid.ID{Type: specid.Podcast, Value: p.ID}
 }