<template>
	<article class='thread_display box'>
		<avatar-icon
			ref='avatar'
			:user='thread.User'
			size='small'
			class='thread_display__icon'

			@click='goToUser'
		></avatar-icon>
		<div style='width: calc(100% - 3rem);' @click='goToThread'>
			<div class='thread_display__header'>
				<span class='thread_display__name'>
					{{thread.name}}
				</span>
				<div class='thread_display__meta_bar'>
					<div>
						By
						<span class='thread_display__username' ref='username'>{{threadUsername | truncateMid(25)}}</span>
						in
						<span class='thread_display__category' ref='category'>{{thread.Category.name}}</span>
						&middot;
						<span class='thread_display__date'>{{thread.createdAt | formatDate}}</span>
					</div>
				</div>
			</div>
			<div class='thread_display__replies_bar'>
				<div
					class='thread_display__latest_reply'
					v-if='thread.Posts.length === 2'
				>
					<font-awesome-icon :icon='["fa", "reply"]' fixed-width />
					<span class='thread_display__latest_reply__text'>Latest reply by &nbsp;</span>
					<span class='thread_display__username'>{{replyUsername}}</span>
					&middot;
					<span class='thread_display__date'>{{thread.Posts[1].createdAt | formatDate}}</span>
				</div>
				<span title='Replies to thread' v-if="thread.Posts[0]">
          <font-awesome-icon :icon='["far", "comment"]' fixed-width />
					{{thread.postsCount - 1}}
        </span>
        <span title='Replies to thread' v-else>
          <font-awesome-icon :icon='["far", "comment"]' fixed-width />
					0
        </span>
			</div>
			<div class='thread_display__content'>
        {{threadContent.content | stripTags | truncate(150)}}
			</div>
		</div>
	</article>
</template>

<script>
	import AvatarIcon from './AvatarIcon'

	export default {
		name: 'ThreadDisplay',
		props: ['thread'],
		components: {
			AvatarIcon
		},
		computed: {
			threadUsername () {
				if(this.thread.User) {
					return this.thread.User.username
				} else {
					return '[deleted]'
				}
			},
			replyUsername () {
				if(this.thread.Posts[1].User) {
					return this.thread.Posts[1].User.username
				} else {
					return '[deleted]'}
			},
      threadContent() {
        if(this.thread.Posts[0]) {
          return this.thread.Posts[0]
        } else {
          return {id: "0", content: 'Uninitialized Thread', createdAt: "2020-10-10T15:40:51.000Z", updatedAt: "2020-10-10T15:40:51.000Z"}
        }
      }
		},
		methods: {
			goToUser () {
				this.$router.push('/user/' + this.thread.User.username)
			},
			goToThread () {
				this.$router.push('/thread/' + this.thread.slug + '/' + this.thread.id)
			}
		}
	}
</script>

<style lang='scss' scoped>
	@import '../assets/scss/variables.scss';

	.thread_display {
		border: thin solid $color__gray--darker;
		border-radius: 0.25rem;
		cursor: pointer;
		display: flex;
		margin-bottom: 1rem;
		padding: 0.75rem;
		position: relative;
		transition: background-color 0.2s, box-shadow 0.2s;

		&:hover {
			@extend .shadow_border--hover;
		}

		@at-root #{&}__icon {
			margin-right: 0.5rem;
		}

		@at-root #{&}__username,
				#{&}__category,
				#{&}__date {
			color: $color--text__primary;
		}

		@at-root #{&}__header {
			display: flex;
			justify-content: space-between;
		}
			@at-root #{&}__name {
				font-weight: 500;
				font-size: 1.25rem;
				overflow: hidden;
				text-overflow: ellipsis;
				line-height: 1.5rem;
				height: 1.5rem;
			}
			@at-root #{&}__meta_bar {
				color: $color--gray__darkest;
				flex-shrink: 0;
				line-height: 1.5rem;
				height: 1.5rem;
			}

		@at-root #{&}__replies_bar {
			display: flex;
			justify-content: space-between;
		}
			@at-root #{&}__latest_reply {
				color: $color--text__secondary;

				.fa {
					color: $color--text__primary;
					font-size: 0.75rem;
				}
			}
			@at-root #{&}__replies {
				width: 4rem;
				text-align: right;
			}

		@at-root #{&}__content {
			margin-top: 0.5rem;
			word-break: break-all;
		}
	}

	@media (max-width: 420px) {
		.thread_display {
			@at-root #{&}__header {
				flex-direction: column;
			}
			@at-root #{&}__meta_bar {
				font-size: 0.9rem;
				margin-bottom: 0.25rem;
			}

			@at-root #{&}__replies_bar {
				position: relative;
				left: -3.25rem;
				width: calc(100% + 3.25rem);
			}

			@at-root #{&}__latest_reply {
				.fa {
					margin-right: 0.25rem;
				}

				@at-root #{&}__text {
					display: none;
				}
			}
		}
	}
</style>
