feat(admin): transfer user accounts and show local cover coverage

services/api/internal/dbtest/cover_stats_test.go

@@ -0,0 +1,58 @@
+//go:build integration
+
+package dbtest
+
+import (
+	"context"
+	"log/slog"
+	"os"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/stretchr/testify/require"
+
+	"pipu/api/internal/library"
+	"pipu/api/internal/platform/db"
+)
+
+func TestSourceCoverStats(t *testing.T) {
+	pool := connect(t)
+	ctx := context.Background()
+	require.NoError(t, db.Migrate(ctx, pool))
+	store := library.NewStore(pool)
+	src, err := store.SaveSource(ctx, library.Source{ID: uuid.New(), Name: "cover stats", Type: library.SourceLocal, Status: "mounted", TagsFirst: true, NFSOptions: "ro"})
+	require.NoError(t, err)
+	t.Cleanup(func() {
+		require.NoError(t, store.DeleteSource(ctx, src.ID))
+		require.NoError(t, store.CleanupOrphans(ctx))
+	})
+	root := t.TempDir()
+	scanner := library.NewScanner(store, fakeProber{}, library.NewProgressBoard(), slog.New(slog.DiscardHandler))
+	for _, rel := range []string{"covered/StatsArtist - First.flac", "covered/StatsArtist - Second.flac", "external/StatsArtist - Third.flac", "pending/StatsArtist - Fourth.flac"} {
+		file := filepath.Join(root, filepath.FromSlash(rel))
+		require.NoError(t, os.MkdirAll(filepath.Dir(file), 0o755))
+		require.NoError(t, os.WriteFile(file, []byte(rel), 0o644))
+		_, err := scanner.ScanFile(ctx, src, root, rel)
+		require.NoError(t, err)
+	}
+	_, err = pool.Exec(ctx, `UPDATE albums SET cover_path = 'test-key', cover_checked_at = now() WHERE id IN (
+		SELECT t.album_id FROM tracks t JOIN media_files f ON f.track_id=t.id WHERE f.source_id=$1 AND f.rel_path LIKE 'covered/%')`, src.ID)
+	require.NoError(t, err)
+	_, err = pool.Exec(ctx, `UPDATE albums SET genius_cover_url = 'https://example.org/cover.jpg', cover_checked_at = now() WHERE id IN (
+		SELECT t.album_id FROM tracks t JOIN media_files f ON f.track_id=t.id WHERE f.source_id=$1 AND f.rel_path LIKE 'external/%')`, src.ID)
+	require.NoError(t, err)
+	stats, err := store.SourceCoverStats(ctx, src.ID)
+	require.NoError(t, err)
+	require.Equal(t, library.CoverStats{FilesTotal: 4, FilesWithCover: 2, AlbumsPending: 1}, stats)
+	// Removed and excluded files leave the denominator as well as the numerator.
+	_, err = pool.Exec(ctx, `UPDATE media_files SET missing_since=$2 WHERE source_id=$1 AND rel_path LIKE '%Second.flac'`, src.ID, time.Now())
+	require.NoError(t, err)
+	src.ExcludedDirs = []string{"external"}
+	_, err = store.SaveSource(ctx, src)
+	require.NoError(t, err)
+	stats, err = store.SourceCoverStats(ctx, src.ID)
+	require.NoError(t, err)
+	require.Equal(t, library.CoverStats{FilesTotal: 2, FilesWithCover: 1, AlbumsPending: 1}, stats)
+}