<!-- 收付明细 -->
<template>
	<view class="payment-detail">
		<view class="payment-detail-head">
			<view style="height: var(--status-bar-height);"></view>
			<view class="payment-detail-head-wrap">
				<view style="display: flex;">
					<view class="payment-detail-head-l" style="margin-right: 20rpx;" @click="pickStartShow = true">
						<text>{{startTimeTxt}}</text>
						<u-icon name="arrow-down" :bold="true"></u-icon>
					</view>
					<view class="payment-detail-head-l" @click="pickEndShow = true">
						<text>{{endTimeTxt}}</text>
						<u-icon name="arrow-down" :bold="true"></u-icon>
					</view>
				</view>
				<view class="payment-detail-head-r" @click="handleReset">重置</view>
			</view>
			<view class="payment-detail-total">
				<text class="outcome">支出￥{{outcome}}</text> <text class="income">收入￥{{income}}</text>
			</view>
		</view>

		<!-- 首付款列表 -->
		<view class="payment-detail-con" :style="{'min-height':'calc(100vh - ' +conHeight+ ')','margin-top':conHeight}">
			<view class="payment-detail-con-wrap" v-if="paymentData.length > 0">
				<block v-for="(item,indx) in paymentData" :key="indx">
					<view class="payment-detail-con-item">
						<view class="item-desc">
							<text class="item-desc-name line1" style="width:280rpx;">{{item.come_msg}}</text>
							<text style="width:180rpx;">{{item.pay_type_name}}</text>
							<text class="item-desc-price"
								:style="{'color':item.msg=='收入'?'#EEC102':''}"><text>{{item.msg == '支出'?'-':'+'}}</text>{{item.pay_price}}</text>
						</view>
						<view class="item-time">{{new Date(item.create_time).format('MM月dd日 hh:mm')}}</view>
					</view>
				</block>

				<!-- 加载更多内容 -->
				<view class='loadingicon acea-row row-center-wrapper'>
					<text class='loading iconfont icon-jiazai' :hidden='loading==false'></text>{{loadTitle}}
				</view>
			</view>

			<!-- 内容为空 -->
			<u-empty v-if=" (!paymentData || paymentData.length == 0)" mode="list"
				icon="http://cdn.uviewui.com/uview/empty/list.png" />
		</view>

		<!-- 时间选择器 年月日 -->
		<u-datetime-picker :show="(pickEndShow || pickStartShow)" v-model="pickerInitVal" mode="date"
			@confirm="pickerConfirm" @cancel="handleClose"></u-datetime-picker>
	</view>
</template>

<script>
	import {
		paymentDetail
	} from "@/api/payment.js";
	export default {
		data() {
			return {
				conHeight: 0,
				paymentData: [],
				searchParams: {
					page: 1,
					limit: 15,
					section_startTime: new Date().format("yyyy-MM-dd"),
					section_endTime: new Date().format("yyyy-MM-dd"),
					mer_id: ''
				},
				loadend: false,
				loading: false,
				loadTitle: '加载更多',
				pickEndShow: false,
				pickStartShow: false,
				pickerInitVal: Number(new Date()),
				income: 0, //收入
				outcome: 0, //支出
			}
		},
		computed: {
			startTimeTxt() {
				if (this.searchParams.section_startTime) {
					return new Date(this.searchParams.section_startTime).format("yyyy年MM月dd日");
				} else {
					return new Date().format("yyyy年MM月dd日");
				}
			},
			endTimeTxt() {
				if (this.searchParams.section_endTime) {
					return new Date(this.searchParams.section_endTime).format("yyyy年MM月dd日");
				} else {
					return new Date().format("yyyy年MM月dd日");
				}
			}
		},
		onLoad(opt) {
			this.searchParams.mer_id = opt.mer_id;
			// 页面高度
			this.initHeight();

			// 初始化列表
			this.getData();
		},

		onReachBottom() {
			if (this.paymentData.length > 0) {
				setTimeout(() => {
					this.getData();
				}, 10)
			}
		},

		methods: {
			// 重置
			handleReset() {
				this.loadend = false;
				this.searchParams.page = 1;
				this.searchParams.section_startTime = new Date().format("yyyy-MM-dd");
				this.searchParams.section_endTime = new Date().format("yyyy-MM-dd");
				this.paymentData = [];
				this.getData();
			},

			// 关闭
			handleClose() {
				this.pickEndShow = false;
				this.pickStartShow = false;
			},

			pickerConfirm(e) {
				const date = new Date(e.value).format('yyyy-MM-dd');
				if (this.pickStartShow) {
					this.searchParams.section_startTime = date;
					this.searchParams.page = 1;
					this.paymentData = [];
					this.loadend = false;
					this.getData();
				}
				if (this.pickEndShow) {
					if (!this.searchParams.section_startTime)
						this.searchParams.section_startTime = date;
					else {
						this.searchParams.page = 1;
						this.searchParams.section_endTime = date;
						this.paymentData = [];
						this.loadend = false;
						this.getData();
					}
				}
				this.handleClose();
			},

			async getData(isPage) {
				let that = this;
				if (that.loadend) return;
				if (that.loading) return;

				that.loading = true;
				that.loadTitle = '';
				await paymentDetail(that.searchParams).then(res => {
					let list = res.data.list;
					this.income = res.data.income;
					this.outcome = res.data.outcome;

					let paymentData = that.$util.SplitArray(list, that.paymentData);
					let loadend = list.length < that.searchParams.limit; //true false
					that.loadend = loadend;
					that.loading = false;
					that.loadTitle = loadend ? '已全部加载' : '加载更多';
					setTimeout(() => {
						that.$set(that, 'paymentData', paymentData);
					}, 500);
					if (!loadend)
						that.$set(that.searchParams, 'page', that.searchParams.page + 1);
				}).catch(err => {
					that.loading = false;
					that.loadTitle = '加载更多';
				});
			},

			// 列表高度
			initHeight() {
				this.$nextTick(async () => {
					let conDom = await this.getDomInfo(".payment-detail-head");
					this.conHeight = conDom.height + "px";
				})
			},

			// 获取dom布局信息
			getDomInfo(selector) {
				return new Promise((resolve, reject) => {
					uni.createSelectorQuery().in(this).select(selector).boundingClientRect((data) => {
						resolve(data);
					}).exec();
				})
			}
		}
	}
</script>
<style lang="scss" scoped>
	.payment-detail {
		.payment-detail-head {
			position: fixed;
			top: 0;
			left: 0;
			width: 100%;
			background-color: #EFEFEF;
			padding: 30rpx;

			.payment-detail-head-wrap {
				display: flex;
				justify-content: space-between;
				align-items: center;
				margin-bottom: 20rpx;

				.payment-detail-head-l {
					display: flex;
					align-items: center;
					padding: 20rpx 22rpx;
					border-radius: 40rpx;
					background-color: #E3E3E3;

					text {
						margin-right: 12rpx;
						font-size: 26rpx;
						color: #333;
						font-weight: bold;
					}
				}

				.payment-detail-head-r {
					font-size: 28rpx;
					color: #B3B3B3;
				}
			}

			.payment-detail-total {
				font-size: 26rpx;
				color: #B3B3B3;

				.outcome {
					margin-right: 10rpx;
				}
			}
		}

		.payment-detail-con {
			background-color: #fff;

			.payment-detail-con-item {
				padding: 30rpx;
				border-bottom: 2rpx solid #F8F8F8;

				.item-desc {
					display: flex;
					justify-content: space-between;
					margin-bottom: 12rpx;

					.item-desc-name,
					.item-desc-price {
						font-size: 30rpx;
						color: #333;
						font-weight: bold;
					}

					.item-desc-plus {
						color: #FFB93E;
					}
				}

				.item-time {
					font-size: 26rpx;
					color: #C8C8C8;
				}
			}
		}
	}
</style>