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// Copyright 2025 Shota FUJI
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// SPDX-License-Identifier: Apache-2.0

namespace Roon {
	namespace Browse {
		public enum Hierarchy {
			BROWSE = 0,
			ALBUMS = 4,
			PLAYLISTS = 1,
			ARTISTS = 5,
			GENRES = 6,
			COMPOSERS = 7,
			INTERNET_RADIO = 3,
			SETTINGS = 2,
			SEARCH = 8;

			public string to_id_string() {
				switch (this) {
				case BROWSE:
					return "browse";
				case PLAYLISTS:
					return "playlists";
				case SETTINGS:
					return "settings";
				case INTERNET_RADIO:
					return "internet_radio";
				case ALBUMS:
					return "albums";
				case ARTISTS:
					return "artists";
				case GENRES:
					return "genres";
				case COMPOSERS:
					return "composers";
				case SEARCH:
				// Vala does not support closed enum / exhaustive switch.
				default:
					return "search";
				}
			}

			public string to_mnemonic_string() {
				switch (this) {
				case BROWSE:
					return "_Explorer";
				case PLAYLISTS:
					return "_Playlists";
				case SETTINGS:
					return "Se_ttings";
				case INTERNET_RADIO:
					return "_Internet Radio";
				case ALBUMS:
					return "A_lbums";
				case ARTISTS:
					return "_Artists";
				case GENRES:
					return "_Genres";
				case COMPOSERS:
					return "_Composers";
				case SEARCH:
					return "_Search";
				default:
					return "";
				}
			}

			public string to_display_string() {
				switch (this) {
				case BROWSE:
					return "Explorer";
				case PLAYLISTS:
					return "Playlists";
				case SETTINGS:
					return "Settings";
				case INTERNET_RADIO:
					return "Internet Radio";
				case ALBUMS:
					return "Albums";
				case ARTISTS:
					return "Artists";
				case GENRES:
					return "Genres";
				case COMPOSERS:
					return "Composers";
				case SEARCH:
					return "Search";
				default:
					return "";
				}
			}

			public static Hierarchy from_int(int n) {
				switch (n) {
				case BROWSE:
					return BROWSE;
				case PLAYLISTS:
					return PLAYLISTS;
				case SETTINGS:
					return SETTINGS;
				case INTERNET_RADIO:
					return INTERNET_RADIO;
				case ALBUMS:
					return ALBUMS;
				case ARTISTS:
					return ARTISTS;
				case GENRES:
					return GENRES;
				case COMPOSERS:
					return COMPOSERS;
				case SEARCH:
					return SEARCH;
				default:
					return BROWSE;
				}
			}

			public void json_add(Json.Builder builder) {
				builder.add_string_value(this.to_id_string());
			}
		}
	}
}