Add GetArtists RPC with artist monitor state (monitored/unmonitored/excluded)

containers/init.sql

@@ -1,225 +0,0 @@
--- Music Aggregator Database Schema
--- Based on docs/erd.puml
-
-CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
-
--- ══════════════════════════════════════════════════════════════
--- CONFIGURATION
--- ══════════════════════════════════════════════════════════════
-
-CREATE TABLE quality_profiles (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    name TEXT NOT NULL UNIQUE,
-    cutoff INT NOT NULL DEFAULT 0,
-    items JSONB NOT NULL DEFAULT '[]',
-    upgrade_allowed BOOLEAN NOT NULL DEFAULT true
-);
-
-CREATE TABLE metadata_profiles (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    name TEXT NOT NULL UNIQUE,
-    primary_album_types JSONB NOT NULL DEFAULT '["Album", "EP"]',
-    secondary_album_types JSONB NOT NULL DEFAULT '[]',
-    release_statuses JSONB NOT NULL DEFAULT '["Official"]'
-);
-
-CREATE TABLE root_folders (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    name TEXT NOT NULL,
-    path TEXT NOT NULL UNIQUE,
-    default_quality_profile_id UUID REFERENCES quality_profiles(id),
-    default_metadata_profile_id UUID REFERENCES metadata_profiles(id)
-);
-
-CREATE TABLE indexers (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    name TEXT NOT NULL,
-    implementation TEXT NOT NULL,
-    settings JSONB NOT NULL DEFAULT '{}',
-    enable_rss BOOLEAN NOT NULL DEFAULT true,
-    enable_search BOOLEAN NOT NULL DEFAULT true,
-    priority INT NOT NULL DEFAULT 25
-);
-
-CREATE TABLE download_clients (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    name TEXT NOT NULL,
-    implementation TEXT NOT NULL,
-    settings JSONB NOT NULL DEFAULT '{}',
-    protocol TEXT NOT NULL DEFAULT 'torrent',
-    priority INT NOT NULL DEFAULT 1,
-    enabled BOOLEAN NOT NULL DEFAULT true
-);
-
--- ══════════════════════════════════════════════════════════════
--- CORE MUSIC ENTITIES
--- ══════════════════════════════════════════════════════════════
-
-CREATE TABLE artist_metadata (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    foreign_artist_id TEXT UNIQUE,
-    name TEXT NOT NULL,
-    sort_name TEXT,
-    disambiguation TEXT,
-    artist_type TEXT,
-    status TEXT,
-    overview TEXT,
-    images JSONB NOT NULL DEFAULT '[]',
-    links JSONB NOT NULL DEFAULT '[]',
-    genres JSONB NOT NULL DEFAULT '[]',
-    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
-    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
-);
-
-CREATE TABLE artists (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    metadata_id UUID NOT NULL REFERENCES artist_metadata(id) ON DELETE CASCADE,
-    quality_profile_id UUID REFERENCES quality_profiles(id),
-    metadata_profile_id UUID REFERENCES metadata_profiles(id),
-    root_folder_id UUID REFERENCES root_folders(id),
-    path TEXT,
-    monitored BOOLEAN NOT NULL DEFAULT true,
-    monitor_new_items TEXT NOT NULL DEFAULT 'all',
-    last_info_sync TIMESTAMPTZ,
-    added_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
-);
-
-CREATE TABLE albums (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    artist_metadata_id UUID NOT NULL REFERENCES artist_metadata(id) ON DELETE CASCADE,
-    foreign_album_id TEXT UNIQUE,
-    title TEXT NOT NULL,
-    clean_title TEXT,
-    disambiguation TEXT,
-    overview TEXT,
-    album_type TEXT,
-    release_date DATE,
-    images JSONB NOT NULL DEFAULT '[]',
-    genres JSONB NOT NULL DEFAULT '[]',
-    monitored BOOLEAN NOT NULL DEFAULT true,
-    added_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
-);
-
-CREATE TABLE album_releases (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    album_id UUID NOT NULL REFERENCES albums(id) ON DELETE CASCADE,
-    foreign_release_id TEXT UNIQUE,
-    title TEXT NOT NULL,
-    status TEXT,
-    duration_ms INT,
-    release_date DATE,
-    country TEXT[],
-    label TEXT[],
-    format TEXT,
-    track_count INT,
-    monitored BOOLEAN NOT NULL DEFAULT true
-);
-
-CREATE TABLE track_files (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    album_id UUID NOT NULL REFERENCES albums(id) ON DELETE CASCADE,
-    path TEXT NOT NULL,
-    relative_path TEXT NOT NULL,
-    size BIGINT NOT NULL DEFAULT 0,
-    file_hash TEXT,
-    audio_hash TEXT,
-    quality JSONB NOT NULL DEFAULT '{}',
-    media_info JSONB NOT NULL DEFAULT '{}',
-    scene_name TEXT,
-    release_group TEXT,
-    date_added TIMESTAMPTZ NOT NULL DEFAULT NOW()
-);
-
-CREATE TABLE tracks (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    album_release_id UUID NOT NULL REFERENCES album_releases(id) ON DELETE CASCADE,
-    artist_metadata_id UUID NOT NULL REFERENCES artist_metadata(id) ON DELETE CASCADE,
-    track_file_id UUID REFERENCES track_files(id) ON DELETE SET NULL,
-    foreign_track_id TEXT UNIQUE,
-    title TEXT NOT NULL,
-    track_number INT NOT NULL DEFAULT 1,
-    disc_number INT NOT NULL DEFAULT 1,
-    duration_ms INT,
-    explicit BOOLEAN NOT NULL DEFAULT false
-);
-
--- ══════════════════════════════════════════════════════════════
--- DOWNLOAD TRACKING
--- ══════════════════════════════════════════════════════════════
-
-CREATE TABLE wanted_albums (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    album_id UUID NOT NULL UNIQUE REFERENCES albums(id) ON DELETE CASCADE,
-    priority INT NOT NULL DEFAULT 0,
-    search_count INT NOT NULL DEFAULT 0,
-    last_searched_at TIMESTAMPTZ,
-    added_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
-);
-
-CREATE TABLE download_queue (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    artist_id UUID REFERENCES artists(id) ON DELETE SET NULL,
-    album_id UUID REFERENCES albums(id) ON DELETE SET NULL,
-    download_id TEXT,
-    title TEXT NOT NULL,
-    size BIGINT NOT NULL DEFAULT 0,
-    size_left BIGINT NOT NULL DEFAULT 0,
-    status TEXT NOT NULL DEFAULT 'queued',
-    progress REAL NOT NULL DEFAULT 0.0,
-    error_message TEXT,
-    protocol TEXT NOT NULL DEFAULT 'torrent',
-    indexer TEXT,
-    download_client TEXT,
-    torrent_hash TEXT,
-    output_path TEXT,
-    added_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
-    completed_at TIMESTAMPTZ
-);
-
-CREATE TABLE blocklist (
-    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
-    artist_id UUID NOT NULL REFERENCES artists(id) ON DELETE CASCADE,
-    album_id UUID REFERENCES albums(id) ON DELETE CASCADE,
-    source_title TEXT NOT NULL,
-    quality JSONB NOT NULL DEFAULT '{}',
-    size BIGINT NOT NULL DEFAULT 0,
-    protocol TEXT,
-    indexer TEXT,
-    message TEXT,
-    torrent_hash TEXT,
-    date TIMESTAMPTZ NOT NULL DEFAULT NOW()
-);
-
--- ══════════════════════════════════════════════════════════════
--- INDEXES
--- ══════════════════════════════════════════════════════════════
-
-CREATE INDEX idx_artist_metadata_name ON artist_metadata(name);
-CREATE INDEX idx_artist_metadata_foreign_id ON artist_metadata(foreign_artist_id);
-CREATE INDEX idx_albums_artist ON albums(artist_metadata_id);
-CREATE INDEX idx_albums_foreign_id ON albums(foreign_album_id);
-CREATE INDEX idx_albums_release_date ON albums(release_date);
-CREATE INDEX idx_album_releases_album ON album_releases(album_id);
-CREATE INDEX idx_tracks_release ON tracks(album_release_id);
-CREATE INDEX idx_tracks_artist ON tracks(artist_metadata_id);
-CREATE INDEX idx_track_files_album ON track_files(album_id);
-CREATE INDEX idx_track_files_hash ON track_files(file_hash);
-CREATE INDEX idx_track_files_audio_hash ON track_files(audio_hash);
-CREATE INDEX idx_wanted_albums_priority ON wanted_albums(priority DESC);
-CREATE INDEX idx_download_queue_status ON download_queue(status);
-CREATE INDEX idx_download_queue_album ON download_queue(album_id);
-CREATE INDEX idx_blocklist_artist ON blocklist(artist_id);
-CREATE INDEX idx_blocklist_torrent ON blocklist(torrent_hash);
-
--- ══════════════════════════════════════════════════════════════
--- DEFAULT DATA
--- ══════════════════════════════════════════════════════════════
-
-INSERT INTO quality_profiles (name, cutoff, items, upgrade_allowed) VALUES
-('Any', 0, '[]', true),
-('Lossless', 1, '[{"quality": "FLAC", "allowed": true}, {"quality": "ALAC", "allowed": true}]', true),
-('Standard', 2, '[{"quality": "MP3-320", "allowed": true}, {"quality": "MP3-VBR-V0", "allowed": true}]', true);
-
-INSERT INTO metadata_profiles (name, primary_album_types, secondary_album_types, release_statuses) VALUES
-('Standard', '["Album", "EP"]', '[]', '["Official"]'),
-('All', '["Album", "EP", "Single", "Broadcast", "Other"]', '["Compilation", "Soundtrack", "Spokenword", "Interview", "Audiobook", "Live", "Remix", "DJ-mix", "Mixtape/Street", "Demo"]', '["Official", "Promotional", "Bootleg"]');

internal/database/artist_repository.go

@@ -8,6 +8,14 @@ import (
 	"github.com/jackc/pgx/v5/pgxpool"
 )
 
+type ArtistMonitorState string
+
+const (
+	ArtistMonitored   ArtistMonitorState = "monitored"
+	ArtistUnmonitored ArtistMonitorState = "unmonitored"
+	ArtistExcluded    ArtistMonitorState = "excluded"
+)
+
 type Artist struct {
 	ID           string
 	ExternalID   string
@@ -16,6 +24,7 @@ type Artist struct {
 	Country      string
 	Genres       []string
 	ImageURL     string
+	MonitorState ArtistMonitorState
 	CreatedAt    time.Time
 	UpdatedAt    time.Time
 }
@@ -30,17 +39,21 @@ func NewArtistRepository(pool *pgxpool.Pool) *ArtistRepository {
 
 func (r *ArtistRepository) Create(ctx context.Context, a *Artist) error {
 	_, err := r.pool.Exec(ctx,
-		`INSERT INTO artists (external_id, name, artist_type, country, genres, image_url)
-		 VALUES ($1, $2, $3, $4, $5, $6)
+		`INSERT INTO artists (external_id, name, artist_type, country, genres, image_url, monitor_state)
+		 VALUES ($1, $2, $3, $4, $5, $6, $7)
 		 ON CONFLICT (external_id) DO UPDATE SET
 		   name = EXCLUDED.name,
 		   artist_type = EXCLUDED.artist_type,
 		   country = EXCLUDED.country,
 		   genres = EXCLUDED.genres,
 		   image_url = EXCLUDED.image_url,
+		   monitor_state = CASE
+		     WHEN artists.monitor_state = 'excluded' THEN artists.monitor_state
+		     ELSE EXCLUDED.monitor_state
+		   END,
 		   updated_at = NOW()
 		 RETURNING id, created_at, updated_at`,
-		a.ExternalID, a.Name, a.ArtistType, a.Country, a.Genres, a.ImageURL,
+		a.ExternalID, a.Name, a.ArtistType, a.Country, a.Genres, a.ImageURL, a.MonitorState,
 	)
 	if err != nil {
 		return fmt.Errorf("creating artist: %w", err)
@@ -51,21 +64,42 @@ func (r *ArtistRepository) Create(ctx context.Context, a *Artist) error {
 func (r *ArtistRepository) GetByExternalID(ctx context.Context, externalID string) (*Artist, error) {
 	a := &Artist{}
 	err := r.pool.QueryRow(ctx,
-		`SELECT id, external_id, name, artist_type, country, genres, image_url, created_at, updated_at
+		`SELECT id, external_id, name, artist_type, country, genres, image_url, monitor_state, created_at, updated_at
 		 FROM artists WHERE external_id = $1`, externalID,
-	).Scan(&a.ID, &a.ExternalID, &a.Name, &a.ArtistType, &a.Country, &a.Genres, &a.ImageURL, &a.CreatedAt, &a.UpdatedAt)
+	).Scan(&a.ID, &a.ExternalID, &a.Name, &a.ArtistType, &a.Country, &a.Genres, &a.ImageURL, &a.MonitorState, &a.CreatedAt, &a.UpdatedAt)
 	if err != nil {
 		return nil, fmt.Errorf("getting artist: %w", err)
 	}
 	return a, nil
 }
 
+func (r *ArtistRepository) GetAll(ctx context.Context) ([]*Artist, error) {
+	rows, err := r.pool.Query(ctx,
+		`SELECT id, external_id, name, artist_type, country, genres, image_url, monitor_state, created_at, updated_at
+		 FROM artists ORDER BY name ASC`,
+	)
+	if err != nil {
+		return nil, fmt.Errorf("listing artists: %w", err)
+	}
+	defer rows.Close()
+
+	var artists []*Artist
+	for rows.Next() {
+		a := &Artist{}
+		if err := rows.Scan(&a.ID, &a.ExternalID, &a.Name, &a.ArtistType, &a.Country, &a.Genres, &a.ImageURL, &a.MonitorState, &a.CreatedAt, &a.UpdatedAt); err != nil {
+			return nil, fmt.Errorf("scanning artist: %w", err)
+		}
+		artists = append(artists, a)
+	}
+	return artists, nil
+}
+
 func (r *ArtistRepository) GetByID(ctx context.Context, id string) (*Artist, error) {
 	a := &Artist{}
 	err := r.pool.QueryRow(ctx,
-		`SELECT id, external_id, name, artist_type, country, genres, image_url, created_at, updated_at
+		`SELECT id, external_id, name, artist_type, country, genres, image_url, monitor_state, created_at, updated_at
 		 FROM artists WHERE id = $1`, id,
-	).Scan(&a.ID, &a.ExternalID, &a.Name, &a.ArtistType, &a.Country, &a.Genres, &a.ImageURL, &a.CreatedAt, &a.UpdatedAt)
+	).Scan(&a.ID, &a.ExternalID, &a.Name, &a.ArtistType, &a.Country, &a.Genres, &a.ImageURL, &a.MonitorState, &a.CreatedAt, &a.UpdatedAt)
 	if err != nil {
 		return nil, fmt.Errorf("getting artist: %w", err)
 	}

internal/metadata/service.go

@@ -68,6 +68,7 @@ func (s *MetadataService) persistArtist(ctx context.Context, album *metadataPb.A
 		Country:      artist.GetCountry(),
 		Genres:       genres,
 		ImageURL:     artist.GetImageUrl(),
+		MonitorState: database.ArtistMonitored,
 	})
 	if err != nil {
 		log.Warn().Err(err).Str("name", artist.GetName()).Msg("failed to persist artist")

internal/server.go

@@ -29,6 +29,10 @@ func NewMusicAgregatorServer(cfg config.Config, riverClient *river.Client[pgx.Tx
 	}, nil
 }
 
+func (s *MusicAgregatorServer) GetArtists(ctx context.Context, req *pb.GetArtistsRequest) (*pb.GetArtistsResponse, error) {
+	return s.service.GetArtists(ctx, req)
+}
+
 func (s *MusicAgregatorServer) MonitorAlbum(ctx context.Context, req *pb.MonitorAlbumRequest) (*pb.MonitorAlbumResponse, error) {
 	return s.service.MonitorAlbum(ctx, req)
 }

internal/service.go

@@ -40,6 +40,7 @@ type MusicAgregatorService struct {
 	riverClient    *river.Client[pgx.Tx]
 	torrents       *database.TorrentRepository
 	downloads      *database.DownloadRepository
+	artists        *database.ArtistRepository
 }
 
 func NewMusicAgregatorService(cfg config.Config, riverClient *river.Client[pgx.Tx], db *database.DB) (*MusicAgregatorService, error) {
@@ -76,6 +77,7 @@ func NewMusicAgregatorService(cfg config.Config, riverClient *river.Client[pgx.T
 		riverClient:    riverClient,
 		torrents:       database.NewTorrentRepository(db.Pool),
 		downloads:      database.NewDownloadRepository(db.Pool),
+		artists:        database.NewArtistRepository(db.Pool),
 	}, nil
 }
 
@@ -85,6 +87,30 @@ func (s *MusicAgregatorService) Close() {
 	}
 }
 
+func (service *MusicAgregatorService) GetArtists(ctx context.Context, _ *pb.GetArtistsRequest) (*pb.GetArtistsResponse, error) {
+	dbArtists, err := service.artists.GetAll(ctx)
+	if err != nil {
+		log.Error().Err(err).Msg("failed to list artists")
+		return nil, fmt.Errorf("listing artists: %w", err)
+	}
+
+	artists := make([]*pb.ArtistSummary, 0, len(dbArtists))
+	for _, a := range dbArtists {
+		artists = append(artists, &pb.ArtistSummary{
+			Id:           a.ID,
+			ExternalId:   a.ExternalID,
+			Name:         a.Name,
+			ArtistType:   a.ArtistType,
+			Country:      a.Country,
+			Genres:       a.Genres,
+			ImageUrl:     a.ImageURL,
+			MonitorState: toProtoMonitorState(a.MonitorState),
+		})
+	}
+
+	return &pb.GetArtistsResponse{Artists: artists}, nil
+}
+
 func (service *MusicAgregatorService) MonitorAlbum(ctx context.Context, req *pb.MonitorAlbumRequest) (*pb.MonitorAlbumResponse, error) {
 	album, err := service.metadata.GetAlbum(ctx, req.GetAlbumId())
 	if err != nil {
@@ -378,6 +404,19 @@ func buildMonitoredRelease(p parsedItem) *pb.MonitoredRelease {
 	}
 }
 
+func toProtoMonitorState(state database.ArtistMonitorState) pb.ArtistMonitorState {
+	switch state {
+	case database.ArtistMonitored:
+		return pb.ArtistMonitorState_ARTIST_MONITOR_STATE_MONITORED
+	case database.ArtistUnmonitored:
+		return pb.ArtistMonitorState_ARTIST_MONITOR_STATE_UNMONITORED
+	case database.ArtistExcluded:
+		return pb.ArtistMonitorState_ARTIST_MONITOR_STATE_EXCLUDED
+	default:
+		return pb.ArtistMonitorState_ARTIST_MONITOR_STATE_UNSPECIFIED
+	}
+}
+
 func downloadTorrentData(url string) ([]byte, error) {
 	client := &http.Client{Timeout: 30 * time.Second}
 	resp, err := client.Get(url)

proto/music_agregator/v1/music_agregator.proto

@@ -4,6 +4,7 @@ option go_package = "homelab.lan/music-agregator/gen/music_agregator/v1/";
 
 service MusicAgregatorService {
   rpc MonitorAlbum(MonitorAlbumRequest) returns (MonitorAlbumResponse) {}
+  rpc GetArtists(GetArtistsRequest) returns (GetArtistsResponse) {}
 }
 
 message MonitorAlbumRequest {
@@ -26,6 +27,30 @@ message MonitorAlbumResponse {
   MonitoredRelease release = 1;
 }
 
+message GetArtistsRequest {}
+
+message GetArtistsResponse {
+  repeated ArtistSummary artists = 1;
+}
+
+enum ArtistMonitorState {
+  ARTIST_MONITOR_STATE_UNSPECIFIED = 0;
+  ARTIST_MONITOR_STATE_MONITORED = 1;
+  ARTIST_MONITOR_STATE_UNMONITORED = 2;
+  ARTIST_MONITOR_STATE_EXCLUDED = 3;
+}
+
+message ArtistSummary {
+  string id = 1;
+  string external_id = 2;
+  string name = 3;
+  string artist_type = 4;
+  string country = 5;
+  repeated string genres = 6;
+  string image_url = 7;
+  ArtistMonitorState monitor_state = 8;
+}
+
 message MonitoredRelease {
   string info_hash = 1;
   string artist = 2;