<template>
	<view class="pageBgImg">
		<topNavbar title="选择学员"></topNavbar>
		<view class="pad">
			<view class="searchBox">
				<searchRow placeholder="搜索学员姓名、学员手机号" @searchFn="searchFn"></searchRow>
			</view>
			<view class="ul">
				<view class="li" v-for="(item,index) in list" :key="index" @click="chooseSudent(item)">
					<view class="icon">
						<image src="@/static/images/index/radio_cli.png" mode="" v-if="studentIds.indexOf(item.id)!=-1"></image>
						<image src="@/static/images/index/radio_nor.png" mode="" v-else></image>
					</view>
					<view class="name">{{item.name}}</view>
				</view>
			</view>
			
			<view style="padding-bottom: 100rpx;" v-if="list.length>6">
				<u-loadmore :status="status" />
			</view>
			<nodata v-if="!list.length&&status=='nomore'"></nodata>
			
			<view class="btn_row">
				<view class="btnBg" @click="addSearchSudent">确认学员</view>
			</view>
		</view>
	</view>
</template>

<script>
	import { studentList, studentBindCoach } from '@/config/api.js'
	export default {
		data() {
			return {
				params: {
					pageNo: 1,
					pageSize: 40,
					schoolId: '',
					coachId: '',
					status: 1,
				},
				total:  40,
				list: [],
				status: 'loading',
				studentIds: []
			}
		},
		onLoad() {
			this.params.schoolId = this.vuex_schoolId
		},
		onPullDownRefresh() {
			this.initList()
		},
		onReachBottom() {
			if(this.total>this.list.length) {
				this.studentListFn()
			}
		},
		methods: {
			initList() {
				this.params.pageNo = 1
				this.list = []
				this.studentListFn()
			},
			async studentListFn() {
				const {data: res} = await studentList(this.params)
				this.params.pageNo ++
				this.total = res.total
				this.list.push(...res.list)
				if(this.list.length>=this.total) this.status = 'nomore'
			},
			searchFn(val) {
				this.params.keyWord = val
				this.initList()
			},
			chooseSudent(item) {
				let index = this.studentIds.indexOf(item.id)
				if(index==-1) {
					this.studentIds.push(item.id)
				}else {
					this.studentIds.splice(index,1)
				}
			},
			addSearchSudent() {
				if(!this.studentIds.length) return this.$u.toast('请搜索并选择学员')
				uni.$emit('addSearchSudent',this.studentIds )
				uni.navigateBack()
			}
		}
	}
</script>

<style lang="scss" scoped>
	.btn_row {
		position: fixed;
		bottom: 0;
		left: 0;
		padding: 10rpx 0 40rpx 0rpx;
		z-index: 9;
		width: 100%;
		
	}
	.searchBox {
		padding: 20rpx 0;
	}
	.ul {
		width: 100%;
		.li {
			display: flex;
			align-items: center;
			height: 108rpx;
			background: #FFFFFF;
			border-radius: 16rpx;
			border: 2rpx solid rgba(25,137,250,0.2);
			margin-bottom: 20rpx;
			padding: 0 20rpx;
			.icon {
				width: 32rpx;
				height: 32rpx;
			}
			.name {
				padding: 0 20rpx;
			}
		}
	}
	.btn_row {
		display: flex;
		justify-content: center;
		.btnBorder {
			width: 40%;
		}
		.btnBg {
			width: 56%;
		}
	}
</style>