<template>
	<view class="help">
		<view class="helpContent">
			<view class="helpTitle">帮助中心</view>
			<view class="helpItem" :class="((index == itemList.length - 1) && item.child.length == 0) ? 'border' : ''"
				v-for="(item, index) in itemList" :key="index">
				<view class="helpMain" @click="goListPage(item)">
					<u-icon name="arrow-left" class="zhishi" color="#dfdbdb" size="28"></u-icon>
					<image :src="item.img_url" mode="" class="helpImg"></image>
					<!-- <u-icon name="question-circle"></u-icon> -->
					<view class="mainText">
						<text>{{ item.name }}</text>
						<u-icon name="arrow-right" v-if="item.name != ''" color="#8B8B8B" size="22"></u-icon>
					</view>
				</view>
				<view class="mainItem">
					<view class="itemText" v-for="(p, i) in item.childArr" :key="i" @click="openContent(p)">
						{{ p.title }}
					</view>
				</view>
			</view>
		</view>
		<view class="footer">
			<view class="btn">
				<button type="default" open-type="contact" class="infoBtn">
					<image :src="$picUrl + '/static/news1/n7.png'" mode="widthFix"></image>在线客服（9:00-22:00）
				</button>

			</view>
		</view>
		<view class="dialog" v-if="dialog" @click="dialog = false">
			<view class="content">
				<rich-text :nodes="strings"></rich-text>
			</view>
		</view>
	</view>
</template>

<script>
	import * as help from '@/api/help'
	export default {
		data() {
			return {
				itemList: [],
				strings: '',
				dialog: false,
			}
		},
		onShow() {
			this.getHelpList()
		},
		methods: {
			goListPage(item) {
				uni.navigateTo({
					url: '/pages/news/rules/rulesList?itemInfo=' + encodeURIComponent(JSON.stringify(item))
				})
			},
			getHelpList() {
				const that = this
				help.helpList()
					.then(res => {
						if (res.status == 200) {
							that.itemList = res.data.list;
							that.itemList.map(item => {
								if (item.child.length > 0) {
									if (parseInt(item.child.length % 4) == 1) {
										item.child.push({}, {}, {})
									}
									if (parseInt(item.child.length % 4) == 2) {
										item.child.push({}, {})
									}
									if (parseInt(item.child.length % 4) == 3) {
										item.child.push({})
									}
									if (parseInt(item.child.length % 4) == 1) {
										item.child.push({})
									}
								}
								item.childArr = []
								item.childArr = item.child.slice(0, 4)
							})
						}

					})
					.finally(() => that.isLoading = false)
			},
			openContent(item) {
				uni.navigateTo({
					url: '/pages/news/rules/index?itemInfo=' + encodeURIComponent(JSON.stringify(item))
				})
			},
		}
	}
</script>

<style lang="scss" scoped>
	page {
		min-height: 100%;
	}

	.help {
		padding-bottom: 160rpx;
		height: 100%;

		.helpContent {
			margin: 20upx;
			background: #fff;
			border-radius: 20upx;
			overflow: hidden;
			padding: 20upx;

			.helpTitle {
				font-size: 32upx;
				color: #000000;
				padding: 20upx 0;
				font-weight: bold;
				// border-bottom: 3upx solid #dfdbdb;
			}

			.border {
				border-bottom: 1px solid #dfdbdb;
			}

			.helpItem {
				display: flex;
				color: #333333;
				font-size: 28upx;
				min-height: 220rpx;
				border-top: 1px solid #dfdbdb;

				.helpMain {
					width: 180upx;
					// height: 178upx;
					min-height: 180rpx;
					border-right: 1px solid #dfdbdb;
					flex-shrink: 0;
					display: flex;
					justify-content: center;
					align-items: center;
					flex-direction: column;
					position: relative;

					// border-bottom: 1px solid #dfdbdb;
					.helpImg {
						width: 50rpx;
						height: 50rpx;
						border-radius: 50%;
					}

					.titleIcon {
						width: 50upx;
						height: auto;
					}

					.mainText {
						margin-top: 8upx;

						text {
							color: #333333;
							font-size: 28upx;
							margin-left: 5upx;
						}
					}

					.zhishi {
						position: absolute;
						right: -5px;
						background: #fff;
						top: 50%;
						transform: translateY(-50%);

					}
				}

				.mainItem {
					display: flex;
					flex-wrap: wrap;
					// align-items: center;
					width: calc(100% - 90px);
					margin: 20rpx 20rpx 20rpx 40rpx;

					.itemText {
						width: 50%;
						white-space: nowrap;
						overflow: hidden;
						text-overflow: ellipsis;
						text-align: center;
						// padding: 24upx 16upx;
						height: 90upx;
						line-height: 90upx;
						padding: 0 10upx;
						border-top: 1px solid #dfdbdb;
						border-left: 1px solid #dfdbdb;
					}

					.itemText:nth-child(odd) {
						border-left: none;
					}

					.itemText:nth-child(1) {
						border-top: 0;
						padding-right: 1px;
						// border-right: 1px solid #dfdbdb;
					}

					.itemText:nth-child(2) {
						border-top: 0;
						// border-left: none;
					}

					// .itemText:nth-last-child(odd):last-of-type {
					// 	border-bottom: none;
					// 	border-right: 1px solid #dfdbdb;
					// }

					// .itemText:nth-last-child(2){
					// 	border-bottom: none;
					// }
					// :first-child {
					// 	border-right: 1px solid #dfdbdb;
					// }

					// :nth-child(2n) {
					// 	border-left: 1px solid #dfdbdb;
					// }

					// :last-child {
					// 	border-left: 1px solid #dfdbdb;
					// }

					// :nth-child(3) {
					// 	border-right: 1px solid #dfdbdb;
					// }
				}
			}
		}

		.footer {
			position: fixed;
			z-index: 9;
			bottom: 0;
			width: 100%;
			background-color: #fff;
			padding: 30rpx;

			.btn {
				height: 100upx;
				background: #FE6048;
				border-radius: 28px 28px 28px 28px;
				opacity: 1;
				display: flex;
				align-items: center;
				justify-content: center;

				image {
					width: 54upx;
					height: auto;
				}

				text {
					font-size: 28upx;
					font-family: PingFang SC, PingFang SC;
					font-weight: 600;
					color: #FFFFFF;
					margin-left: 100upx;

				}

				.infoBtn {
					image {
						width: 54upx;
						height: auto;
						margin-right: 100rpx;
					}

					text-align: center;
					display: flex;
					justify-content: center;
					align-items: center;
					width: 100%;
					height: 100%;
					background: #FE6048;
					border-radius: 28px 28px 28px 28px;
					color: #FFFFFF;
				}
			}
		}
	}

	.dialog {
		position: fixed;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		display: flex;
		align-items: center;
		justify-content: center;
		background: rgba(0, 0, 0, 0.8);
		color: #fff;

		.content {
			height: 60%;
			width: 80%;
			overflow: auto;
		}
	}
</style>
