<template>
<div :data-customize="customize">
	<div class="customize" v-if="customize">
		<a href="/">%fa:check%完了</a>
		<div>
			<div class="adder">
				<p>ウィジェットを追加:</p>
				<select ref="widgetSelector">
					<option value="profile">プロフィール</option>
					<option value="calendar">カレンダー</option>
					<option value="timemachine">カレンダー(タイムマシン)</option>
					<option value="activity">アクティビティ</option>
					<option value="rss-reader">RSSリーダー</option>
					<option value="trends">トレンド</option>
					<option value="photo-stream">フォトストリーム</option>
					<option value="slideshow">スライドショー</option>
					<option value="version">バージョン</option>
					<option value="broadcast">ブロードキャスト</option>
					<option value="notifications">通知</option>
					<option value="user-recommendation">おすすめユーザー</option>
					<option value="recommended-polls">投票</option>
					<option value="post-form">投稿フォーム</option>
					<option value="messaging">メッセージ</option>
					<option value="channel">チャンネル</option>
					<option value="access-log">アクセスログ</option>
					<option value="server">サーバー情報</option>
					<option value="donation">寄付のお願い</option>
					<option value="nav">ナビゲーション</option>
					<option value="tips">ヒント</option>
				</select>
				<button @click="addWidget">追加</button>
			</div>
			<div class="trash">
				<div ref="trash"></div>
				<p>ゴミ箱</p>
			</div>
		</div>
	</div>
	<div class="main">
		<div class="left">
			<div ref="left" data-place="left">
				<template v-for="widget in leftWidgets">
					<div class="customize-container" v-if="customize" :key="widget.id" @contextmenu="onWidgetContextmenu.stop.prevent(widget.id)">
						<component :is="widget.name" :widget="widget" :ref="widget.id"></component>
					</div>
					<template v-else>
						<component :is="widget.name" :key="widget.id" :widget="widget" :ref="widget.id"></component>
					</template>
				</template>
			</div>
		</div>
		<main ref="main">
			<div class="maintop" ref="maintop" data-place="main" v-if="customize">
				<template v-for="widget in centerWidgets">
					<div class="customize-container" v-if="customize" :key="widget.id" @contextmenu="onWidgetContextmenu.stop.prevent(widget.id)">
						<component :is="widget.name" :widget="widget" :ref="widget.id"></component>
					</div>
					<template v-else>
						<component :is="widget.name" :key="widget.id" :widget="widget" :ref="widget.id"></component>
					</template>
				</template>
			</div>
			<mk-timeline-home-widget ref="tl" v-on:loaded="onTlLoaded" v-if="mode == 'timeline'"/>
			<mk-mentions-home-widget ref="tl" v-on:loaded="onTlLoaded" v-if="mode == 'mentions'"/>
		</main>
		<div class="right">
			<div ref="right" data-place="right">
				<template v-for="widget in rightWidgets">
					<div class="customize-container" v-if="customize" :key="widget.id" @contextmenu="onWidgetContextmenu.stop.prevent(widget.id)">
						<component :is="widget.name" :widget="widget" :ref="widget.id"></component>
					</div>
					<template v-else>
						<component :is="widget.name" :key="widget.id" :widget="widget" :ref="widget.id"></component>
					</template>
				</template>
			</div>
		</div>
	</div>
</div>
</template>

<script lang="typescript">
import uuid from 'uuid';
import Sortable from 'sortablejs';

export default {
	props: {
		customize: Boolean,
		mode: {
			type: String,
			default: 'timeline'
		}
	},
	data() {
		return {
			home: [],
			bakedHomeData: null
		};
	},
	methods: {
		bakeHomeData() {
			return JSON.stringify(this.I.client_settings.home);
		},
		onTlLoaded() {
			this.$emit('loaded');
		},
		onMeRefreshed() {
			if (this.bakedHomeData != this.bakeHomeData()) {
				// TODO: i18n
				alert('別の場所でホームが編集されました。ページを再度読み込みすると編集が反映されます。');
			}
		},
		onWidgetContextmenu(widgetId) {
			this.$refs[widgetId].func();
		},
		addWidget() {
			const widget = {
				name: this.$refs.widgetSelector.options[this.$refs.widgetSelector.selectedIndex].value,
				id: uuid(),
				place: 'left',
				data: {}
			};

			this.I.client_settings.home.unshift(widget);

			this.saveHome();
		},
		saveHome() {
			/*const data = [];

			Array.from(this.$refs.left.children).forEach(el => {
				const id = el.getAttribute('data-widget-id');
				const widget = this.I.client_settings.home.find(w => w.id == id);
				widget.place = 'left';
				data.push(widget);
			});

			Array.from(this.$refs.right.children).forEach(el => {
				const id = el.getAttribute('data-widget-id');
				const widget = this.I.client_settings.home.find(w => w.id == id);
				widget.place = 'right';
				data.push(widget);
			});

			Array.from(this.$refs.maintop.children).forEach(el => {
				const id = el.getAttribute('data-widget-id');
				const widget = this.I.client_settings.home.find(w => w.id == id);
				widget.place = 'main';
				data.push(widget);
			});

			this.api('i/update_home', {
				home: data
			}).then(() => {
				this.I.update();
			});*/
		}
	},
	computed: {
		leftWidgets() {
			return this.I.client_settings.home.filter(w => w.place == 'left');
		},
		centerWidgets() {
			return this.I.client_settings.home.filter(w => w.place == 'center');
		},
		rightWidgets() {
			return this.I.client_settings.home.filter(w => w.place == 'right');
		}
	},
	created() {
		this.bakedHomeData = this.bakeHomeData();
	},
	mounted() {
		this.I.on('refreshed', this.onMeRefreshed);

		this.I.client_settings.home.forEach(widget => {
			try {
				this.setWidget(widget);
			} catch (e) {
				// noop
			}
		});

		if (!this.opts.customize) {
			if (this.$refs.left.children.length == 0) {
				this.$refs.left.parentNode.removeChild(this.$refs.left);
			}
			if (this.$refs.right.children.length == 0) {
				this.$refs.right.parentNode.removeChild(this.$refs.right);
			}
		}

		if (this.opts.customize) {
			dialog('%fa:info-circle%カスタマイズのヒント',
				'<p>ホームのカスタマイズでは、ウィジェットを追加/削除したり、ドラッグ&ドロップして並べ替えたりすることができます。</p>' +
				'<p>一部のウィジェットは、<strong><strong>右</strong>クリック</strong>することで表示を変更することができます。</p>' +
				'<p>ウィジェットを削除するには、ヘッダーの<strong>「ゴミ箱」</strong>と書かれたエリアにウィジェットをドラッグ&ドロップします。</p>' +
				'<p>カスタマイズを終了するには、右上の「完了」をクリックします。</p>',
			[{
				text: 'Got it!'
			}]);

			const sortableOption = {
				group: 'kyoppie',
				animation: 150,
				onMove: evt => {
					const id = evt.dragged.getAttribute('data-widget-id');
					this.home.find(tag => tag.id == id).update({ place: evt.to.getAttribute('data-place') });
				},
				onSort: () => {
					this.saveHome();
				}
			};

			new Sortable(this.$refs.left, sortableOption);
			new Sortable(this.$refs.right, sortableOption);
			new Sortable(this.$refs.maintop, sortableOption);
			new Sortable(this.$refs.trash, Object.assign({}, sortableOption, {
				onAdd: evt => {
					const el = evt.item;
					const id = el.getAttribute('data-widget-id');
					el.parentNode.removeChild(el);
					this.I.client_settings.home = this.I.client_settings.home.filter(w => w.id != id);
					this.saveHome();
				}
			}));
		}
	},
	beforeDestroy() {
		this.I.off('refreshed', this.onMeRefreshed);

		this.home.forEach(widget => {
			widget.unmount();
		});
	}
};
</script>

<style lang="stylus" scoped>
	:scope
		display block

		&[data-customize]
			padding-top 48px
			background-image url('/assets/desktop/grid.svg')

			> .main > main > *:not(.maintop)
				cursor not-allowed

				> *
					pointer-events none

		&:not([data-customize])
			> .main > *:empty
				display none

		> .customize
			position fixed
			z-index 1000
			top 0
			left 0
			width 100%
			height 48px
			background #f7f7f7
			box-shadow 0 1px 1px rgba(0, 0, 0, 0.075)

			> a
				display block
				position absolute
				z-index 1001
				top 0
				right 0
				padding 0 16px
				line-height 48px
				text-decoration none
				color $theme-color-foreground
				background $theme-color
				transition background 0.1s ease

				&:hover
					background lighten($theme-color, 10%)

				&:active
					background darken($theme-color, 10%)
					transition background 0s ease

				> [data-fa]
					margin-right 8px

			> div
				display flex
				margin 0 auto
				max-width 1200px - 32px

				> div
					width 50%

					&.adder
						> p
							display inline
							line-height 48px

					&.trash
						border-left solid 1px #ddd

						> div
							width 100%
							height 100%

						> p
							position absolute
							top 0
							left 0
							width 100%
							line-height 48px
							margin 0
							text-align center
							pointer-events none

		> .main
			display flex
			justify-content center
			margin 0 auto
			max-width 1200px

			> *
				.customize-container
					cursor move

					> *
						pointer-events none

			> main
				padding 16px
				width calc(100% - 275px * 2)

				> *:not(.maintop):not(:last-child)
				> .maintop > *:not(:last-child)
					margin-bottom 16px

				> .maintop
					min-height 64px
					margin-bottom 16px

			> *:not(main)
				width 275px

				> *
					padding 16px 0 16px 0

					> *:not(:last-child)
						margin-bottom 16px

			> .left
				padding-left 16px

			> .right
				padding-right 16px

			@media (max-width 1100px)
				> *:not(main)
					display none

				> main
					float none
					width 100%
					max-width 700px
					margin 0 auto

</style>
