MusareNode/frontend/src/pages/Station/index.vue

<template>
	<div :style="'--station-theme: ' + theme">
		<metadata v-if="exists && !loading" :title="`${station.displayName}`" />
		<metadata v-else-if="!exists && !loading" :title="`Not found`" />

		<div id="page-loader-container" v-if="loading">
			<content-loader
				width="1920"
				height="1080"
				:primary-color="nightmode ? '#222' : '#fff'"
				:secondary-color="nightmode ? '#444' : '#ddd'"
				preserve-aspect-ratio="none"
				id="page-loader-content"
			>
				<rect x="100" y="108" rx="5" ry="5" width="1048" height="672" />
				<rect x="100" y="810" rx="5" ry="5" width="1048" height="110" />
				<rect x="1190" y="110" rx="5" ry="5" width="630" height="149" />
				<rect x="1190" y="288" rx="5" ry="5" width="630" height="630" />
			</content-loader>

			<content-loader
				width="1920"
				height="1080"
				:primary-color="nightmode ? '#222' : '#fff'"
				:secondary-color="nightmode ? '#444' : '#ddd'"
				preserve-aspect-ratio="none"
				id="page-loader-layout"
			>
				<rect x="0" y="0" rx="0" ry="0" width="1920" height="64" />
				<rect x="0" y="980" rx="0" ry="0" width="1920" height="100" />
			</content-loader>
		</div>

		<!-- More simplistic loading animation for mobile users -->
		<div v-show="loading" id="mobile-progress-animation" />

		<div v-show="!loading">
			<main-header v-if="exists" />

			<div
				id="station-outer-container"
				:style="[!exists ? { margin: 0, padding: 0 } : {}]"
			>
				<div
					v-show="exists"
					id="station-inner-container"
					:class="{ 'nothing-here': noSong }"
				>
					<div id="station-left-column" class="column">
						<div class="player-container quadrant" v-show="!noSong">
							<div id="video-container">
								<div
									id="stationPlayer"
									style="width: 100%; height: 100%; min-height: 200px;"
								/>
								<div
									class="player-cannot-autoplay"
									v-if="!canAutoplay"
									@click="
										increaseVolume() && decreaseVolume()
									"
								>
									<p>
										Please click anywhere on the screen for
										the video to start
									</p>
								</div>
							</div>
							<div id="seeker-bar-container">
								<div id="seeker-bar" style="width: 0%" />
							</div>
							<div id="control-bar-container">
								<div id="left-buttons">
									<!-- Debug Box -->
									<button
										class="button is-primary"
										@click="togglePlayerDebugBox()"
										@dblclick="resetPlayerDebugBox()"
									>
										<i
											class="material-icons icon-with-button"
										>
											bug_report
										</i>
									</button>

									<!-- Local Pause/Resume Button -->
									<button
										class="button is-primary"
										@click="resumeLocalStation()"
										id="local-resume"
										v-if="localPaused"
									>
										<i class="material-icons">play_arrow</i>
									</button>
									<button
										class="button is-primary"
										@click="pauseLocalStation()"
										id="local-pause"
										v-else
									>
										<i class="material-icons">pause</i>
									</button>

									<!-- Vote to Skip Button -->
									<button
										v-if="loggedIn"
										class="button is-primary"
										@click="voteSkipStation()"
									>
										<i
											class="material-icons icon-with-button"
											>skip_next</i
										>
										{{ currentSong.skipVotes }}
									</button>
								</div>
								<div id="duration">
									<p>
										{{ timeElapsed }} /
										{{
											utils.formatTime(
												currentSong.duration
											)
										}}
									</p>
								</div>
								<p id="volume-control">
									<i
										v-if="muted"
										class="material-icons"
										@click="toggleMute()"
										>volume_mute</i
									>
									<i
										v-else
										class="material-icons"
										@click="toggleMute()"
										>volume_down</i
									>
									<input
										v-model="volumeSliderValue"
										type="range"
										min="0"
										max="10000"
										class="volume-slider active"
										@change="changeVolume()"
										@input="changeVolume()"
									/>
									<i
										class="material-icons"
										@click="increaseVolume()"
										>volume_up</i
									>
								</p>
								<div id="right-buttons" v-if="loggedIn">
									<!-- Ratings (Like/Dislike) Buttons -->
									<div
										id="ratings"
										v-if="
											currentSong.likes !== -1 &&
												currentSong.dislikes !== -1
										"
										:class="{
											liked: liked,
											disliked: disliked
										}"
									>
										<!-- Like Song Button -->
										<button
											class="button is-success"
											id="like-song"
											@click="toggleLike()"
										>
											<i
												class="material-icons icon-with-button"
												:class="{ liked: liked }"
												>thumb_up_alt</i
											>{{ currentSong.likes }}
										</button>

										<!-- Dislike Song Button -->
										<button
											class="button is-danger"
											id="dislike-song"
											@click="toggleDislike()"
										>
											<i
												class="material-icons icon-with-button"
												:class="{
													disliked: disliked
												}"
												>thumb_down_alt</i
											>{{ currentSong.dislikes }}
										</button>
									</div>

									<!-- Add Song To Playlist Button & Dropdown -->
									<div
										id="add-song-to-playlist"
										v-click-outside="
											() =>
												(this.showPlaylistDropdown = false)
										"
									>
										<div class="control has-addons">
											<button
												class="button is-primary"
												@click="
													showPlaylistDropdown = !showPlaylistDropdown
												"
											>
												<i class="material-icons"
													>queue</i
												>
											</button>
											<button
												class="button"
												id="dropdown-toggle"
												@click="
													showPlaylistDropdown = !showPlaylistDropdown
												"
											>
												<i class="material-icons">
													{{
														showPlaylistDropdown
															? "expand_more"
															: "expand_less"
													}}
												</i>
											</button>
										</div>
										<add-to-playlist-dropdown
											v-if="showPlaylistDropdown"
										/>
									</div>
								</div>
							</div>
						</div>
						<p
							class="player-container nothing-here-text"
							v-if="noSong"
						>
							No song is currently playing
						</p>
						<div v-if="!noSong" id="current-next-row">
							<div
								id="currently-playing-container"
								class="quadrant"
								:class="{ 'no-currently-playing': noSong }"
							>
								<currently-playing />
								<!-- <p v-else class="nothing-here-text">
								No song is currently playing
							</p> -->
							</div>
						</div>
					</div>
					<div id="station-right-column" class="column">
						<div id="about-station-container" class="quadrant">
							<div id="station-info">
								<div class="row" id="station-name">
									<h1>{{ station.displayName }}</h1>
									<a href="#">
										<!-- Favorite Station Button -->
										<i
											v-if="
												loggedIn && station.isFavorited
											"
											@click.prevent="unfavoriteStation()"
											class="material-icons"
											>star</i
										>
										<i
											v-if="
												loggedIn && !station.isFavorited
											"
											@click.prevent="favoriteStation()"
											class="material-icons"
											>star_border</i
										>
									</a>
								</div>
								<p>{{ station.description }}</p>
							</div>

							<div id="admin-buttons" v-if="isOwnerOrAdmin()">
								<!-- (Admin) Pause/Resume Button -->
								<button
									class="button is-danger"
									v-if="stationPaused"
									@click="resumeStation()"
								>
									<i class="material-icons icon-with-button"
										>play_arrow</i
									>
									<span class="optional-desktop-only-text">
										Resume Station
									</span>
								</button>
								<button
									class="button is-danger"
									@click="pauseStation()"
									v-else
								>
									<i class="material-icons icon-with-button"
										>pause</i
									>
									<span class="optional-desktop-only-text">
										Pause Station
									</span>
								</button>

								<!-- (Admin) Skip Button -->
								<button
									class="button is-danger"
									@click="skipStation()"
								>
									<i class="material-icons icon-with-button"
										>skip_next</i
									>
									<span class="optional-desktop-only-text">
										Force Skip
									</span>
								</button>

								<!-- (Admin) Station Settings Button -->
								<button
									class="button is-primary"
									@click="openSettings()"
								>
									<i class="material-icons icon-with-button"
										>settings</i
									>
									<span class="optional-desktop-only-text">
										Station settings
									</span>
								</button>
							</div>
						</div>
						<div id="sidebar-container" class="quadrant">
							<station-sidebar />
						</div>
					</div>
				</div>

				<song-queue v-if="modals.addSongToQueue" />
				<edit-playlist v-if="modals.editPlaylist" />
				<create-playlist v-if="modals.createPlaylist" />
				<edit-station
					v-if="modals.editStation"
					:station-id="station._id"
					sector="station"
				/>
				<report v-if="modals.report" />
			</div>

			<main-footer v-if="exists" />
		</div>

		<edit-song
			v-if="modals.editSong"
			:song-id="editingSongId"
			song-type="songs"
			sector="station"
		/>

		<floating-box id="player-debug-box" ref="playerDebugBox">
			<template #body>
				<span><b>YouTube id</b>: {{ currentSong.songId }}</span>
				<span><b>Duration</b>: {{ currentSong.duration }}</span>
				<span
					><b>Skip duration</b>: {{ currentSong.skipDuration }}</span
				>
				<span><b>Can autoplay</b>: {{ canAutoplay }}</span>
				<span
					><b>Attempts to play video</b>:
					{{ attemptsToPlayVideo }}</span
				>
				<span
					><b>Last time requested if can autoplay</b>:
					{{ lastTimeRequestedIfCanAutoplay }}</span
				>
				<span><b>Loading</b>: {{ loading }}</span>
				<span><b>Playback rate</b>: {{ playbackRate }}</span>
				<span><b>Player ready</b>: {{ playerReady }}</span>
				<span><b>Ready</b>: {{ ready }}</span>
				<span><b>Seeking</b>: {{ seeking }}</span>
				<span><b>System difference</b>: {{ systemDifference }}</span>
				<span><b>Time before paused</b>: {{ timeBeforePause }}</span>
				<span><b>Time elapsed</b>: {{ timeElapsed }}</span>
				<span><b>Time paused</b>: {{ timePaused }}</span>
				<span><b>Volume slider value</b>: {{ volumeSliderValue }}</span>
				<span><b>Local paused</b>: {{ localPaused }}</span>
				<span><b>No song</b>: {{ noSong }}</span>
				<span
					><b>Private playlist queue selected</b>:
					{{ privatePlaylistQueueSelected }}</span
				>
				<span><b>Station paused</b>: {{ stationPaused }}</span>
				<span
					><b>Station Genres</b>:
					{{ station.genres.join(", ") }}</span
				>
				<span
					><b>Station Blacklisted Genres</b>:
					{{ station.blacklistedGenres.join(", ") }}</span
				>
			</template>
		</floating-box>

		<Z404 v-if="!exists"></Z404>
	</div>
</template>

<script>
import { mapState, mapActions } from "vuex";
import Toast from "toasters";
import { ContentLoader } from "vue-content-loader";

import MainHeader from "../../components/layout/MainHeader.vue";
import MainFooter from "../../components/layout/MainFooter.vue";

import Z404 from "../404.vue";

import FloatingBox from "../../components/ui/FloatingBox.vue";
import AddToPlaylistDropdown from "./components/AddToPlaylistDropdown.vue";

import io from "../../io";
import keyboardShortcuts from "../../keyboardShortcuts";
import utils from "../../../js/utils";

import CurrentlyPlaying from "./components/CurrentlyPlaying.vue";
import StationSidebar from "./components/Sidebar/index.vue";

export default {
	components: {
		ContentLoader,
		MainHeader,
		MainFooter,
		SongQueue: () => import("./AddSongToQueue.vue"),
		EditPlaylist: () => import("../../components/modals/EditPlaylist.vue"),
		CreatePlaylist: () =>
			import("../../components/modals/CreatePlaylist.vue"),
		EditStation: () => import("../../components/modals/EditStation.vue"),
		Report: () => import("./Report.vue"),
		Z404,
		FloatingBox,
		CurrentlyPlaying,
		StationSidebar,
		AddToPlaylistDropdown,
		EditSong: () => import("../../components/modals/EditSong.vue")
	},
	data() {
		return {
			utils,
			title: "Station",
			loading: true,
			ready: false,
			exists: true,
			playerReady: false,
			player: undefined,
			timePaused: 0,
			muted: false,
			timeElapsed: "0:00",
			liked: false,
			disliked: false,
			timeBeforePause: 0,
			skipVotes: 0,
			automaticallyRequestedSongId: null,
			systemDifference: 0,
			attemptsToPlayVideo: 0,
			canAutoplay: true,
			lastTimeRequestedIfCanAutoplay: 0,
			seeking: false,
			playbackRate: 1,
			volumeSliderValue: 0,
			showPlaylistDropdown: false,
			editingSongId: "",
			theme: "rgb(2, 166, 242)"
		};
	},
	computed: {
		...mapState("modalVisibility", {
			modals: state => state.modals.station
		}),
		...mapState("station", {
			station: state => state.station,
			currentSong: state => state.currentSong,
			songsList: state => state.songsList,
			stationPaused: state => state.stationPaused,
			localPaused: state => state.localPaused,
			noSong: state => state.noSong,
			privatePlaylistQueueSelected: state =>
				state.privatePlaylistQueueSelected
		}),
		...mapState({
			loggedIn: state => state.user.auth.loggedIn,
			userId: state => state.user.auth.userId,
			role: state => state.user.auth.role,
			nightmode: state => state.user.preferences.nightmode,
			autoSkipDisliked: state => state.user.preferences.autoSkipDisliked
		})
	},
	mounted() {
		window.scrollTo(0, 0);

		Date.currently = () => {
			return new Date().getTime() + this.systemDifference;
		};

		this.stationName = this.$route.params.id;

		window.stationInterval = 0;

		io.getSocket(socket => {
			this.socket = socket;

			if (this.socket.connected) this.join();
			io.onConnect(this.join);

			this.socket.emit("stations.existsByName", this.stationName, res => {
				if (res.status === "failure" || !res.exists) {
					this.loading = false;
					this.exists = false;
				}
			});

			this.socket.on("event:songs.next", data => {
				const previousSong = this.currentSong.songId
					? this.currentSong
					: null;

				this.updatePreviousSong(previousSong);

				const { currentSong } = data;

				if (currentSong && !currentSong.thumbnail)
					currentSong.ytThumbnail = `https://img.youtube.com/vi/${currentSong.songId}/mqdefault.jpg`;

				this.updateCurrentSong(currentSong || {});

				this.startedAt = data.startedAt;
				this.updateStationPaused(data.paused);
				this.timePaused = data.timePaused;

				if (currentSong) {
					this.updateNoSong(false);

					if (this.currentSong.artists)
						this.currentSong.artists = this.currentSong.artists.join(
							", "
						);

					if (!this.playerReady) this.youtubeReady();
					else this.playVideo();

					this.socket.emit(
						"songs.getOwnSongRatings",
						data.currentSong.songId,
						song => {
							if (this.currentSong.songId === song.songId) {
								this.liked = song.liked;
								this.disliked = song.disliked;

								if (
									this.autoSkipDisliked &&
									song.disliked === true
								) {
									this.voteSkipStation();
									new Toast({
										content:
											"Automatically voted to skip disliked song.",
										timeout: 4000
									});
								}
							}
						}
					);
				} else {
					if (this.playerReady) this.player.pauseVideo();
					this.updateNoSong(true);
				}

				let isInQueue = false;

				this.songsList.forEach(queueSong => {
					if (queueSong.requestedBy === this.userId) isInQueue = true;
				});

				if (
					!isInQueue &&
					this.privatePlaylistQueueSelected &&
					(this.automaticallyRequestedSongId !==
						this.currentSong.songId ||
						!this.currentSong.songId)
				) {
					this.addFirstPrivatePlaylistSongToQueue();
				}
			});

			this.socket.on("event:stations.pause", data => {
				this.pausedAt = data.pausedAt;
				this.updateStationPaused(true);
				this.pauseLocalPlayer();
			});

			this.socket.on("event:stations.resume", data => {
				this.timePaused = data.timePaused;
				this.updateStationPaused(false);
				if (!this.localPaused) this.resumeLocalPlayer();
			});

			this.socket.on("event:stations.remove", () => {
				window.location.href = "/";
				return true;
			});

			this.socket.on("event:song.like", data => {
				if (!this.noSong) {
					if (data.songId === this.currentSong.songId) {
						this.currentSong.dislikes = data.dislikes;
						this.currentSong.likes = data.likes;
					}
				}
			});

			this.socket.on("event:song.dislike", data => {
				if (!this.noSong) {
					if (data.songId === this.currentSong.songId) {
						this.currentSong.dislikes = data.dislikes;
						this.currentSong.likes = data.likes;
					}
				}
			});

			this.socket.on("event:song.unlike", data => {
				if (!this.noSong) {
					if (data.songId === this.currentSong.songId) {
						this.currentSong.dislikes = data.dislikes;
						this.currentSong.likes = data.likes;
					}
				}
			});

			this.socket.on("event:song.undislike", data => {
				if (!this.noSong) {
					if (data.songId === this.currentSong.songId) {
						this.currentSong.dislikes = data.dislikes;
						this.currentSong.likes = data.likes;
					}
				}
			});

			this.socket.on("event:song.newRatings", data => {
				if (!this.noSong) {
					if (data.songId === this.currentSong.songId) {
						this.liked = data.liked;
						this.disliked = data.disliked;
					}
				}
			});

			this.socket.on("event:queue.update", queue => {
				if (this.station.type === "community")
					this.updateSongsList(queue);
			});

			this.socket.on("event:song.voteSkipSong", () => {
				if (this.currentSong) this.currentSong.skipVotes += 1;
			});

			this.socket.on("event:privatePlaylist.selected", playlistId => {
				if (this.station.type === "community") {
					this.station.privatePlaylist = playlistId;
				}
			});

			this.socket.on("event:privatePlaylist.deselected", () => {
				if (this.station.type === "community") {
					this.station.privatePlaylist = null;
				}
			});

			this.socket.on("event:partyMode.updated", partyMode => {
				if (this.station.type === "community") {
					this.station.partyMode = partyMode;
				}
			});

			this.socket.on("event:theme.updated", theme => {
				this.station.theme = theme;
				if (theme === "blue") {
					this.theme = "rgb(2, 166, 242)";
				} else if (theme === "purple") {
					this.theme = "rgb(143, 40, 140)";
				} else if (theme === "teal") {
					this.theme = "rgb(0, 209, 178)";
				} else if (theme === "orange") {
					this.theme = "rgb(255, 94, 0)";
				}
			});

			this.socket.on("event:newOfficialPlaylist", playlist => {
				if (this.station.type === "official") {
					this.updateSongsList(playlist);
				}
			});

			this.socket.on("event:users.updated", users => {
				this.updateUsers(users);
			});

			this.socket.on("event:userCount.updated", userCount => {
				this.updateUserCount(userCount);
			});

			this.socket.on("event:queueLockToggled", locked => {
				this.station.locked = locked;
			});

			this.socket.on("event:user.favoritedStation", stationId => {
				if (stationId === this.station._id)
					this.updateIfStationIsFavorited({ isFavorited: true });
			});

			this.socket.on("event:user.unfavoritedStation", stationId => {
				if (stationId === this.station._id)
					this.updateIfStationIsFavorited({ isFavorited: false });
			});
		});

		if (JSON.parse(localStorage.getItem("muted"))) {
			this.muted = true;
			this.player.setVolume(0);
			this.volumeSliderValue = 0 * 100;
		} else {
			let volume = parseFloat(localStorage.getItem("volume"));
			volume =
				typeof volume === "number" && !Number.isNaN(volume)
					? volume
					: 20;
			localStorage.setItem("volume", volume);
			this.volumeSliderValue = volume * 100;
		}
	},
	beforeDestroy() {
		/** Reset Songslist */
		this.updateSongsList([]);

		const shortcutNames = [
			"station.pauseResume",
			"station.skipStation",
			"station.lowerVolumeLarge",
			"station.lowerVolumeSmall",
			"station.increaseVolumeLarge",
			"station.increaseVolumeSmall",
			"station.toggleDebug"
		];

		shortcutNames.forEach(shortcutName => {
			keyboardShortcuts.unregisterShortcut(shortcutName);
		});
	},
	methods: {
		isOwnerOnly() {
			return this.loggedIn && this.userId === this.station.owner;
		},
		isAdminOnly() {
			return this.loggedIn && this.role === "admin";
		},
		isOwnerOrAdmin() {
			return this.isOwnerOnly() || this.isAdminOnly();
		},
		openSettings() {
			this.openModal({
				sector: "station",
				modal: "editStation"
			});
		},
		removeFromQueue(songId) {
			window.socket.emit(
				"stations.removeFromQueue",
				this.station._id,
				songId,
				res => {
					if (res.status === "success") {
						new Toast({
							content:
								"Successfully removed song from the queue.",
							timeout: 4000
						});
					} else new Toast({ content: res.message, timeout: 8000 });
				}
			);
		},
		youtubeReady() {
			if (!this.player) {
				this.player = new window.YT.Player("stationPlayer", {
					height: 270,
					width: 480,
					videoId: this.currentSong.songId,
					host: "https://www.youtube-nocookie.com",
					startSeconds:
						this.getTimeElapsed() / 1000 +
						this.currentSong.skipDuration,
					playerVars: {
						controls: 0,
						iv_load_policy: 3,
						rel: 0,
						showinfo: 0,
						disablekb: 1
					},
					events: {
						onReady: () => {
							this.playerReady = true;
							let volume = parseInt(
								localStorage.getItem("volume")
							);

							volume = typeof volume === "number" ? volume : 20;

							this.player.setVolume(volume);

							if (volume > 0) {
								this.player.unMute();
							}

							if (this.muted) this.player.mute();

							this.playVideo();
						},
						onError: err => {
							console.log("iframe error", err);
							if (this.loggedIn) {
								new Toast({
									content:
										"Error with YouTube Embed, voted to skip the current song.",
									timeout: 8000
								});
								this.voteSkipStation();
							} else {
								new Toast({
									content: "Error with YouTube Embed",
									timeout: 8000
								});
							}
						},
						onStateChange: event => {
							if (
								event.data === window.YT.PlayerState.PLAYING &&
								this.videoLoading === true
							) {
								this.videoLoading = false;
								this.player.seekTo(
									this.getTimeElapsed() / 1000 +
										this.currentSong.skipDuration,
									true
								);
								if (this.localPaused || this.stationPaused)
									this.player.pauseVideo();
							} else if (
								event.data === window.YT.PlayerState.PLAYING &&
								(this.localPaused || this.stationPaused)
							) {
								this.player.seekTo(
									this.timeBeforePause / 1000,
									true
								);
								this.player.pauseVideo();
							} else if (
								event.data === window.YT.PlayerState.PLAYING &&
								this.seeking === true
							) {
								this.seeking = false;
							}
							if (
								event.data === window.YT.PlayerState.PAUSED &&
								!this.localPaused &&
								!this.stationPaused &&
								!this.noSong &&
								this.player.getDuration() / 1000 <
									this.currentSong.duration
							) {
								this.player.seekTo(
									this.getTimeElapsed() / 1000 +
										this.currentSong.skipDuration,
									true
								);
								this.player.playVideo();
							}
						}
					}
				});
			}
		},
		getTimeElapsed() {
			if (this.currentSong) {
				let { timePaused } = this;
				if (this.stationPaused)
					timePaused += Date.currently() - this.pausedAt;
				return Date.currently() - this.startedAt - timePaused;
			}
			return 0;
		},
		playVideo() {
			if (this.playerReady) {
				this.videoLoading = true;
				this.player.loadVideoById(
					this.currentSong.songId,
					this.getTimeElapsed() / 1000 + this.currentSong.skipDuration
				);

				if (window.stationInterval !== 0)
					clearInterval(window.stationInterval);
				window.stationInterval = setInterval(() => {
					this.resizeSeekerbar();
					this.calculateTimeElapsed();
				}, 150);
			}
		},
		resizeSeekerbar() {
			if (!this.stationPaused) {
				document.getElementById(
					"seeker-bar"
				).style.width = `${parseFloat(
					(this.getTimeElapsed() / 1000 / this.currentSong.duration) *
						100
				)}%`;
			}
		},
		calculateTimeElapsed() {
			if (
				this.playerReady &&
				this.currentSong &&
				this.player.getPlayerState() === -1
			) {
				if (this.attemptsToPlayVideo >= 5) {
					if (
						Date.now() - this.lastTimeRequestedIfCanAutoplay >
						2000
					) {
						this.lastTimeRequestedIfCanAutoplay = Date.now();
						window.canAutoplay.video().then(({ result }) => {
							if (result) {
								this.attemptsToPlayVideo = 0;
								this.canAutoplay = true;
							} else {
								this.canAutoplay = false;
							}
						});
					}
				} else {
					this.player.playVideo();
					this.attemptsToPlayVideo += 1;
				}
			}

			if (!this.stationPaused && !this.localPaused) {
				const timeElapsed = this.getTimeElapsed();
				const currentPlayerTime =
					Math.max(
						this.player.getCurrentTime() -
							this.currentSong.skipDuration,
						0
					) * 1000;

				const difference = timeElapsed - currentPlayerTime;
				// console.log(difference);

				let playbackRate = 1;

				if (difference < -2000) {
					if (!this.seeking) {
						this.seeking = true;
						this.player.seekTo(
							this.getTimeElapsed() / 1000 +
								this.currentSong.skipDuration
						);
					}
				} else if (difference < -200) {
					// console.log("Difference0.8");
					playbackRate = 0.8;
				} else if (difference < -50) {
					// console.log("Difference0.9");
					playbackRate = 0.9;
				} else if (difference < -25) {
					// console.log("Difference0.99");
					playbackRate = 0.95;
				} else if (difference > 2000) {
					if (!this.seeking) {
						this.seeking = true;
						this.player.seekTo(
							this.getTimeElapsed() / 1000 +
								this.currentSong.skipDuration
						);
					}
				} else if (difference > 200) {
					// console.log("Difference1.2");
					playbackRate = 1.2;
				} else if (difference > 50) {
					// console.log("Difference1.1");
					playbackRate = 1.1;
				} else if (difference > 25) {
					// console.log("Difference1.01");
					playbackRate = 1.05;
				} else if (this.player.getPlaybackRate !== 1.0) {
					// console.log("NDifference1.0");
					this.player.setPlaybackRate(1.0);
				}

				if (this.playbackRate !== playbackRate) {
					this.player.setPlaybackRate(playbackRate);
					this.playbackRate = playbackRate;
				}
			}

			/* if (this.currentTime !== undefined && this.paused) {
				this.timePaused += Date.currently() - this.currentTime;
				this.currentTime = undefined;
			} */

			let { timePaused } = this;
			if (this.stationPaused)
				timePaused += Date.currently() - this.pausedAt;

			const duration =
				(Date.currently() - this.startedAt - timePaused) / 1000;

			const songDuration = this.currentSong.duration;
			if (songDuration <= duration) this.player.pauseVideo();
			if (!this.stationPaused && duration <= songDuration)
				this.timeElapsed = utils.formatTime(duration);
		},
		toggleLock() {
			window.socket.emit("stations.toggleLock", this.station._id, res => {
				if (res.status === "success") {
					new Toast({
						content: "Successfully toggled the queue lock.",
						timeout: 4000
					});
				} else new Toast({ content: res.message, timeout: 8000 });
			});
		},
		changeVolume() {
			const volume = this.volumeSliderValue;
			localStorage.setItem("volume", volume / 100);
			if (this.playerReady) {
				this.player.setVolume(volume / 100);
				if (volume > 0) {
					this.player.unMute();
					localStorage.setItem("muted", false);
					this.muted = false;
				}
			}
		},
		resumeLocalStation() {
			this.updateLocalPaused(false);
			if (!this.stationPaused) this.resumeLocalPlayer();
		},
		pauseLocalStation() {
			this.updateLocalPaused(true);
			this.pauseLocalPlayer();
		},
		resumeLocalPlayer() {
			if (!this.noSong) {
				if (this.playerReady) {
					this.player.seekTo(
						this.getTimeElapsed() / 1000 +
							this.currentSong.skipDuration
					);
					this.player.playVideo();
				}
			}
		},
		pauseLocalPlayer() {
			if (!this.noSong) {
				this.timeBeforePause = this.getTimeElapsed();
				if (this.playerReady) this.player.pauseVideo();
			}
		},
		skipStation() {
			this.socket.emit("stations.forceSkip", this.station._id, data => {
				if (data.status !== "success")
					new Toast({
						content: `Error: ${data.message}`,
						timeout: 8000
					});
				else
					new Toast({
						content:
							"Successfully skipped the station's current song.",
						timeout: 4000
					});
			});
		},
		voteSkipStation() {
			this.socket.emit("stations.voteSkip", this.station._id, data => {
				if (data.status !== "success")
					new Toast({
						content: `Error: ${data.message}`,
						timeout: 8000
					});
				else
					new Toast({
						content: "Successfully voted to skip the current song.",
						timeout: 4000
					});
			});
		},
		resumeStation() {
			this.socket.emit("stations.resume", this.station._id, data => {
				if (data.status !== "success")
					new Toast({
						content: `Error: ${data.message}`,
						timeout: 8000
					});
				else
					new Toast({
						content: "Successfully resumed the station.",
						timeout: 4000
					});
			});
		},
		pauseStation() {
			this.socket.emit("stations.pause", this.station._id, data => {
				if (data.status !== "success")
					new Toast({
						content: `Error: ${data.message}`,
						timeout: 8000
					});
				else
					new Toast({
						content: "Successfully paused the station.",
						timeout: 4000
					});
			});
		},
		toggleMute() {
			if (this.playerReady) {
				const previousVolume = parseFloat(
					localStorage.getItem("volume")
				);
				const volume =
					this.player.getVolume() * 100 <= 0 ? previousVolume : 0;
				this.muted = !this.muted;
				localStorage.setItem("muted", this.muted);
				this.volumeSliderValue = volume * 100;
				this.player.setVolume(volume);
				if (!this.muted) localStorage.setItem("volume", volume);
			}
		},
		increaseVolume() {
			if (this.playerReady) {
				const previousVolume = parseInt(localStorage.getItem("volume"));
				let volume = previousVolume + 5;
				if (previousVolume === 0) {
					this.muted = false;
					localStorage.setItem("muted", false);
				}
				if (volume > 100) volume = 100;
				this.volumeSliderValue = volume * 100;
				this.player.setVolume(volume);
				localStorage.setItem("volume", volume);
			}
		},
		toggleLike() {
			if (this.liked)
				this.socket.emit(
					"songs.unlike",
					this.currentSong.songId,
					data => {
						if (data.status !== "success")
							new Toast({
								content: `Error: ${data.message}`,
								timeout: 8000
							});
					}
				);
			else
				this.socket.emit(
					"songs.like",
					this.currentSong.songId,
					data => {
						if (data.status !== "success")
							new Toast({
								content: `Error: ${data.message}`,
								timeout: 8000
							});
					}
				);
		},
		toggleDislike() {
			if (this.disliked)
				return this.socket.emit(
					"songs.undislike",
					this.currentSong.songId,
					data => {
						if (data.status !== "success")
							new Toast({
								content: `Error: ${data.message}`,
								timeout: 8000
							});
					}
				);

			return this.socket.emit(
				"songs.dislike",
				this.currentSong.songId,
				data => {
					if (data.status !== "success")
						new Toast({
							content: `Error: ${data.message}`,
							timeout: 8000
						});
				}
			);
		},
		addFirstPrivatePlaylistSongToQueue() {
			let isInQueue = false;
			if (
				this.station.type === "community" &&
				this.station.partyMode === true
			) {
				this.songsList.forEach(queueSong => {
					if (queueSong.requestedBy === this.userId) isInQueue = true;
				});
				if (!isInQueue && this.privatePlaylistQueueSelected) {
					this.socket.emit(
						"playlists.getFirstSong",
						this.privatePlaylistQueueSelected,
						data => {
							if (data.status === "success") {
								if (data.song) {
									if (data.song.duration < 15 * 60) {
										this.automaticallyRequestedSongId =
											data.song.songId;
										this.socket.emit(
											"stations.addToQueue",
											this.station._id,
											data.song.songId,
											data2 => {
												if (data2.status === "success")
													this.socket.emit(
														"playlists.moveSongToBottom",
														this
															.privatePlaylistQueueSelected,
														data.song.songId
													);
											}
										);
									} else {
										new Toast({
											content: `Top song in playlist was too long to be added.`,
											timeout: 3000
										});

										this.socket.emit(
											"playlists.moveSongToBottom",
											this.privatePlaylistQueueSelected,
											data.song.songId,
											data3 => {
												if (data3.status === "success")
													setTimeout(
														() =>
															this.addFirstPrivatePlaylistSongToQueue(),
														3000
													);
											}
										);
									}
								} else
									new Toast({
										content: `Selected playlist has no songs.`,
										timeout: 4000
									});
							}
						}
					);
				}
			}
		},
		togglePlayerDebugBox() {
			this.$refs.playerDebugBox.toggleBox();
		},
		resetPlayerDebugBox() {
			this.$refs.playerDebugBox.resetBox();
		},
		join() {
			this.socket.emit("stations.join", this.stationName, res => {
				if (res.status === "success") {
					setTimeout(() => {
						this.loading = false;
					}, 1000); // prevents popping in of youtube embed etc.

					const {
						_id,
						displayName,
						description,
						privacy,
						locked,
						partyMode,
						owner,
						privatePlaylist,
						type,
						genres,
						blacklistedGenres,
						isFavorited,
						theme
					} = res.data;

					this.joinStation({
						_id,
						name: this.stationName,
						displayName,
						description,
						privacy,
						locked,
						partyMode,
						owner,
						privatePlaylist,
						type,
						genres,
						blacklistedGenres,
						isFavorited,
						theme
					});

					if (this.station.theme === "blue") {
						this.theme = "rgb(2, 166, 242)";
					} else if (this.station.theme === "purple") {
						this.theme = "rgb(143, 40, 140)";
					} else if (this.station.theme === "teal") {
						this.theme = "rgb(0, 209, 178)";
					} else if (this.station.theme === "orange") {
						this.theme = "rgb(255, 94, 0)";
					}

					const currentSong = res.data.currentSong
						? res.data.currentSong
						: {};

					if (currentSong.artists)
						currentSong.artists = currentSong.artists.join(", ");

					if (currentSong && !currentSong.thumbnail)
						currentSong.ytThumbnail = `https://img.youtube.com/vi/${currentSong.songId}/mqdefault.jpg`;

					this.updateCurrentSong(currentSong);

					this.startedAt = res.data.startedAt;
					this.updateStationPaused(res.data.paused);
					this.timePaused = res.data.timePaused;
					this.updateUserCount(res.data.userCount);
					this.updateUsers(res.data.users);
					this.pausedAt = res.data.pausedAt;

					if (res.data.currentSong) {
						this.updateNoSong(false);
						this.youtubeReady();
						this.playVideo();
						this.socket.emit(
							"songs.getOwnSongRatings",
							res.data.currentSong.songId,
							data => {
								if (this.currentSong.songId === data.songId) {
									this.liked = data.liked;
									this.disliked = data.disliked;
								}
							}
						);
					} else {
						if (this.playerReady) this.player.pauseVideo();
						this.updateNoSong(true);
					}

					if (type === "community" && partyMode === true) {
						this.socket.emit("stations.getQueue", _id, res => {
							if (res.status === "success") {
								this.updateSongsList(res.queue);
							}
						});
					}

					if (this.isOwnerOrAdmin()) {
						keyboardShortcuts.registerShortcut(
							"station.pauseResume",
							{
								keyCode: 32,
								shift: false,
								ctrl: true,
								preventDefault: true,
								handler: () => {
									if (this.stationPaused)
										this.resumeStation();
									else this.pauseStation();
								}
							}
						);

						keyboardShortcuts.registerShortcut(
							"station.skipStation",
							{
								keyCode: 39,
								shift: false,
								ctrl: true,
								preventDefault: true,
								handler: () => {
									this.skipStation();
								}
							}
						);
					}

					keyboardShortcuts.registerShortcut(
						"station.lowerVolumeLarge",
						{
							keyCode: 40,
							shift: false,
							ctrl: true,
							preventDefault: true,
							handler: () => {
								this.volumeSliderValue -= 1000;
								this.changeVolume();
							}
						}
					);

					keyboardShortcuts.registerShortcut(
						"station.lowerVolumeSmall",
						{
							keyCode: 40,
							shift: true,
							ctrl: true,
							preventDefault: true,
							handler: () => {
								this.volumeSliderValue -= 100;
								this.changeVolume();
							}
						}
					);

					keyboardShortcuts.registerShortcut(
						"station.increaseVolumeLarge",
						{
							keyCode: 38,
							shift: false,
							ctrl: true,
							preventDefault: true,
							handler: () => {
								this.volumeSliderValue += 1000;
								this.changeVolume();
							}
						}
					);

					keyboardShortcuts.registerShortcut(
						"station.increaseVolumeSmall",
						{
							keyCode: 38,
							shift: true,
							ctrl: true,
							preventDefault: true,
							handler: () => {
								this.volumeSliderValue += 100;
								this.changeVolume();
							}
						}
					);

					keyboardShortcuts.registerShortcut("station.toggleDebug", {
						keyCode: 68,
						shift: false,
						ctrl: true,
						preventDefault: true,
						handler: () => {
							this.togglePlayerDebugBox();
						}
					});

					// UNIX client time before ping
					const beforePing = Date.now();
					this.socket.emit("apis.ping", pong => {
						// UNIX client time after ping
						const afterPing = Date.now();
						// Average time in MS it took between the server responding and the client receiving
						const connectionLatency = (afterPing - beforePing) / 2;
						console.log(connectionLatency, beforePing - afterPing);
						// UNIX server time
						const serverDate = pong.date;
						// Difference between the server UNIX time and the client UNIX time after ping, with the connectionLatency added to the server UNIX time
						const difference =
							serverDate + connectionLatency - afterPing;
						console.log("Difference: ", difference);
						if (difference > 3000 || difference < -3000) {
							console.log(
								"System time difference is bigger than 3 seconds."
							);
						}
						this.systemDifference = difference;
					});
				} else {
					this.loading = false;
					this.exists = false;
				}
			});
		},
		favoriteStation() {
			this.socket.emit(
				"stations.favoriteStation",
				this.station._id,
				res => {
					if (res.status === "success") {
						new Toast({
							content: "Successfully favorited station.",
							timeout: 4000
						});
					} else new Toast({ content: res.message, timeout: 8000 });
				}
			);
		},
		unfavoriteStation() {
			this.socket.emit(
				"stations.unfavoriteStation",
				this.station._id,
				res => {
					if (res.status === "success") {
						new Toast({
							content: "Successfully unfavorited station.",
							timeout: 4000
						});
					} else new Toast({ content: res.message, timeout: 8000 });
				}
			);
		},
		editSong(song) {
			this.editingSongId = song._id;
			this.openModal({ sector: "station", modal: "editSong" });
		},
		...mapActions("modalVisibility", ["openModal"]),
		...mapActions("station", [
			"joinStation",
			"updateUserCount",
			"updateUsers",
			"updateCurrentSong",
			"updatePreviousSong",
			"updateSongsList",
			"updateStationPaused",
			"updateLocalPaused",
			"updateNoSong",
			"updateIfStationIsFavorited"
		]),
		...mapActions("modals/editSong", ["stopVideo"])
	}
};
</script>

<style lang="scss" scoped>
@import "../../styles/global.scss";

#page-loader-container {
	height: inherit;

	#page-loader-content {
		height: inherit;
		position: absolute;
		max-width: 100%;
		width: 1800px;
		transform: translateX(-50%);
		left: 50%;
	}

	#page-loader-layout {
		height: inherit;
		width: 100%;
	}
}

#mobile-progress-animation {
	width: 50px;
	animation: rotate 0.8s infinite linear;
	border: 8px solid $primary-color;
	border-right-color: transparent;
	border-radius: 50%;
	height: 50px;
	position: absolute;
	top: 50%;
	left: 50%;
	display: none;
}

@keyframes rotate {
	0% {
		transform: rotate(0deg);
	}
	100% {
		transform: rotate(360deg);
	}
}

.nav,
.button.is-primary {
	background-color: var(--station-theme) !important;
}
.button.is-primary:hover,
.button.is-primary:focus {
	filter: brightness(90%);
}

#player-debug-box {
	.box-body {
		flex-direction: column;

		b {
			color: #000;
		}
	}
}

.night-mode {
	#currently-playing-container,
	#about-station-container,
	#control-bar-container,
	.player-container {
		background-color: $night-mode-bg-secondary !important;
	}

	#video-container,
	#control-bar-container,
	.quadrant:not(#sidebar-container),
	.player-container {
		border: 0 !important;
	}

	#seeker-bar-container {
		background-color: $night-mode-bg-secondary !important;
	}

	#dropdown-toggle {
		background-color: $dark-grey-2 !important;
		border: 0;

		i {
			color: #fff;
		}
	}
}

#station-outer-container {
	margin: 0 auto;
	padding: 20px 40px;
	height: 100%;
	width: 100%;
	max-width: 1800px;
	display: flex;

	#station-inner-container {
		height: 100%;
		width: 100%;
		min-height: calc(100vh - 428px);
		display: flex;
		flex-direction: row;
		flex-wrap: wrap;

		.row {
			display: flex;
			flex-direction: row;
			max-width: 100%;
		}

		.column {
			display: flex;
			flex-direction: column;
		}

		.quadrant {
			border-radius: 5px;
			margin: 10px;
			flex-grow: 1;
		}

		.quadrant:not(#sidebar-container) {
			background-color: #fff;
			border: 1px solid $light-grey-2;
		}

		#station-left-column {
			padding: 0;
		}
		#station-right-column {
			max-width: 650px;
			padding: 0;
		}

		#about-station-container {
			padding: 20px;
			display: flex;
			flex-direction: column;
			flex-grow: unset;

			#station-info {
				#station-name {
					flex-direction: row !important;

					h1 {
						margin: 0;
						font-size: 36px;
						line-height: 0.8;
					}

					i {
						margin-left: 10px;
						font-size: 30px;
						color: $yellow;
					}
				}

				p {
					max-width: 700px;
					margin-bottom: 10px;
				}
			}

			#admin-buttons {
				display: flex;
				.button {
					margin: 3px;
				}
			}
		}

		#current-next-row {
			display: flex;
			flex-direction: row;

			#currently-playing-container,
			#next-up-container {
				overflow: hidden;
				flex-basis: 50%;
				.nothing-here-text {
					height: 100%;
				}
			}
		}

		.player-container {
			height: inherit;
			background-color: #fff;
			display: flex;
			flex-direction: column;
			border: 1px solid $light-grey-2;
			border-radius: 5px;
			overflow: hidden;
			flex-grow: 1;

			&.nothing-here-text {
				margin: 10px;
			}

			#video-container {
				width: 100%;
				height: 100%;

				.player-cannot-autoplay {
					position: relative;
					width: 100%;
					height: 100%;
					bottom: calc(100% + 5px);
					background: var(--station-theme);
					display: flex;
					align-items: center;
					justify-content: center;

					p {
						color: $white;
						font-size: 26px;
						text-align: center;
					}
				}
			}

			#seeker-bar-container {
				background-color: #fff;
				position: relative;
				height: 7px;
				display: block;
				width: 100%;
				overflow: hidden;

				#seeker-bar {
					background-color: var(--station-theme);
					top: 0;
					left: 0;
					bottom: 0;
					position: absolute;
				}
			}

			#control-bar-container {
				display: flex;
				justify-content: space-around;
				padding: 10px 0;
				width: 100%;
				background: #fff;
				flex-direction: column;
				flex-flow: wrap;

				.button:not(#dropdown-toggle) {
					width: 75px;
				}

				#left-buttons,
				#right-buttons {
					margin: 3px;
				}

				#left-buttons {
					display: flex;

					.button:not(:first-of-type) {
						margin-left: 5px;
					}
				}

				#duration {
					margin: 3px;
					display: flex;
					align-items: center;

					p {
						font-size: 22px;
						/** prevents duration width slightly varying and shifting other controls slightly */
						width: 150px;
						text-align: center;
					}
				}

				#volume-control {
					margin: 3px;
					margin-top: 0;
					display: flex;
					align-items: center;
					cursor: pointer;

					.volume-slider {
						width: 100%;
						padding: 0 15px;
						background: transparent;
						min-width: 100px;
					}

					input[type="range"] {
						-webkit-appearance: none;
						margin: 7.3px 0;
					}

					input[type="range"]:focus {
						outline: none;
					}

					input[type="range"]::-webkit-slider-runnable-track {
						width: 100%;
						height: 5.2px;
						cursor: pointer;
						box-shadow: 0;
						background: $light-grey-2;
						border-radius: 0;
						border: 0;
					}

					input[type="range"]::-webkit-slider-thumb {
						box-shadow: 0;
						border: 0;
						height: 19px;
						width: 19px;
						border-radius: 15px;
						background: var(--station-theme);
						cursor: pointer;
						-webkit-appearance: none;
						margin-top: -6.5px;
					}

					input[type="range"]::-moz-range-track {
						width: 100%;
						height: 5.2px;
						cursor: pointer;
						box-shadow: 0;
						background: $light-grey-2;
						border-radius: 0;
						border: 0;
					}

					input[type="range"]::-moz-range-thumb {
						box-shadow: 0;
						border: 0;
						height: 19px;
						width: 19px;
						border-radius: 15px;
						background: var(--station-theme);
						cursor: pointer;
						-webkit-appearance: none;
						margin-top: -6.5px;
					}
					input[type="range"]::-ms-track {
						width: 100%;
						height: 5.2px;
						cursor: pointer;
						box-shadow: 0;
						background: $light-grey-2;
						border-radius: 1.3px;
					}

					input[type="range"]::-ms-fill-lower {
						background: $light-grey-2;
						border: 0;
						border-radius: 0;
						box-shadow: 0;
					}

					input[type="range"]::-ms-fill-upper {
						background: $light-grey-2;
						border: 0;
						border-radius: 0;
						box-shadow: 0;
					}

					input[type="range"]::-ms-thumb {
						box-shadow: 0;
						border: 0;
						height: 15px;
						width: 15px;
						border-radius: 15px;
						background: var(--station-theme);
						cursor: pointer;
						-webkit-appearance: none;
						margin-top: 1.5px;
					}
				}

				#right-buttons {
					display: flex;

					#dropdown-toggle {
						width: 35px;
					}

					#dislike-song,
					#add-song-to-playlist .button:not(#dropdown-toggle) {
						margin-left: 5px;
					}

					#ratings {
						display: flex;

						#like-song:hover,
						#like-song.liked {
							background-color: darken($green, 5%) !important;
						}

						#dislike-song:hover,
						#dislike-song.disliked {
							background-color: darken($red, 5%) !important;
						}

						&.liked #dislike-song,
						&.disliked #like-song {
							background-color: $grey !important;
							&:hover {
								background-color: darken($grey, 5%) !important;
							}
						}
					}

					#add-song-to-playlist {
						display: flex;
						flex-direction: column-reverse;

						.control {
							width: fit-content;
							margin-bottom: 0 !important;
						}
					}
				}
			}
		}

		#sidebar-container {
			border-top: 0;
			position: relative;
			height: inherit;
		}
	}
}

.footer {
	margin-top: 30px;
}

/deep/ .nothing-here-text {
	display: flex;
	align-items: center;
	justify-content: center;
}

@media (max-width: 950px) {
	#mobile-progress-animation {
		display: block;
	}

	#page-loader-container {
		display: none;
	}

	#station-outer-container {
		padding: 10px;
		height: unset;
		max-width: 700px;

		#station-inner-container {
			flex-direction: column;

			#station-left-column {
				#current-next-row {
					flex-direction: column;
				}

				#control-bar-container {
					#duration,
					#volume-control,
					#right-buttons,
					#left-buttons {
						margin-bottom: 5px;
						justify-content: center;
					}

					#duration {
						order: 1;
					}

					#volume-control {
						order: 2;
						max-width: 400px;
					}

					#right-buttons {
						order: 3;
						flex-wrap: wrap;

						#ratings {
							flex-wrap: wrap;
						}
					}

					#left-buttons {
						order: 4;
						flex-wrap: wrap;
					}
				}
			}

			#station-right-column {
				max-width: unset;

				#about-station-container #admin-buttons {
					flex-wrap: wrap;
				}

				#sidebar-container {
					min-height: 350px;
				}
			}
		}
	}
}
</style>