import React, {Component} from "react";
import '../../signin/css/signincdi.css';
import {Pagination, Table, Menu, Dropdown,Spin} from 'antd';
import {getImageUrl, sortDirections,formatSeconds} from 'educoder';
import axios from 'axios';
import LoadingSpin from "../../../../common/LoadingSpin";
import NoneDatas from "../../signin/component/NoneDatas";


//条目
class Videostatisticscomtwo extends Component {
	//条目组件
	constructor(props) {
		super(props);

		this.state = {
			data: [],
			page: 1,
			limit: 20,
			members_count: 0,
			columnsstu: [
				{
					title: '序号',
					dataIndex: 'number',
					key: 'number',
					align: "center",
					className: 'font-14',
					width: '50px',
					render: (text, record) => (
						<span style={{width: '50px'}}>{record.number}</span>
					),
				},
				{
					title: '用户',
					dataIndex: 'user_name',
					key: 'user_name',
					align: "center",
					className: 'font-14 maxnamewidth100s',
					width: '100px',
					render: (text, record) => (
						<span style={{width: '100px'}} className="maxnamewidth100s">
							<a className="maxnamewidth100s" style={{
								color:"#333333"
							}} title={record.user_name}>{record.user_name}</a>

							</span>
					),
				},
				{
					title: '视频是否看完',
					dataIndex: 'is_finished',
					key: 'is_finished',
					align: "center",
					className: 'font-14',
					width: '98px',
					render: (text, record) => (
						<span style={{width: '98px'}}>{record.is_finished === true ?
							<span style={{color: "#5091FF"}}>是</span> : <span style={{color: "#E02020"}}>否</span>}</span>
					),
				},
				{
					title: '视频累计观看时长',
					dataIndex: 'total_duration',
					key: 'total_duration',
					align: "center",
					className: 'font-14 maxnamewidth150s',
					width: '150px',
					sorter: true,
					sortDirections: sortDirections,
					render: (text, record) => (
						<span style={{width: '150px'}} className="maxnamewidth150s"><a className="maxnamewidth150s" style={{
							color:"#333333"
						}} title={record.total_duration}>{record.total_duration}</a></span>
					),
				},
				{
					title: '累计观看次数(次)',
					dataIndex: 'feq',
					key: 'feq',
					align: "center",
					className: 'font-14 maxnamewidth100s',
					width: '100px',
					sorter: true,
					sortDirections: sortDirections,
					render: (text, record) => (
						<span style={{width: '100px'}} className="maxnamewidth100s">
						<a  className="maxnamewidth100s" style={{
							color:"#333333"
						}}  title={record.feq}>{record.feq}</a>
						</span>
					),
				},
				{
					title: '最早观看时间',
					dataIndex: 'start_at',
					key: 'start_at',
					align: "center",
					className: 'font-14 maxnamewidth100s',
					width: '100px',
					render: (text, record) => (
						<span style={{width: '100px'}} >
							<a  className="maxnamewidth100s" style={{
								color:"#333333"
							}}  title=	{record.start_at}>	{record.start_at}</a>
						</span>
					),
				},
				{
					title: '最后观看时间',
					dataIndex: 'end_at',
					key: 'end_at',
					align: "center",
					className: 'font-14 maxnamewidth100s',
					width: '100px',
					render: (text, record) => (
						<span style={{width: '100px'}} >
								<a  className="maxnamewidth100s" style={{
									color:"#333333"
								}}  title=	{record.end_at}>{record.end_at}</a>
						</span>
					),
				}
			],
			loading: false,
			order: undefined,
			course_groups: [],
			fbbool: false,
			groupsid: null,
			none_group_member_count:0,
		}
	}

	componentDidMount() {
		this.setState({
			order: undefined
		})
		if (this.props.isAdmin()) {
			//老师
			const CourseId = this.props.match.params.coursesId;

			var data = {
				id: CourseId,
				page: this.state.page,
			}
			this.getdatas(data);

		} else {
			//学生
			var data = {
				page: this.state.page,
			}
			this.getdatas(data);
		}
		this.fenbans();
	}

	componentDidUpdate = (prevProps) => {


	}

	//分班
	fenbans = () => {
		const CourseId = this.props.match.params.coursesId;
		let url = `/courses/${CourseId}/course_groups.json`;
		axios.get(url).then((response) => {
			if (response) {
				// console.log("分班");
				// console.log("response");
				// console.log(response);
				this.setState({
					course_groups: response.data.course_groups,
					current_group_id: response.data.current_group_id,
					none_group_member_count: response.data.none_group_member_count,
					group_count: response.data.group_count,
				})
			}

		}).catch((error) => {

		});
	}

	//学生
	getdatas = (data) => {
		this.setState({
			loading: true
		})
		const CourseId = this.props.match.params.coursesId;
		let url = "";
		if (this.props.isAdmin()) {
			url = `/course_videos/${this.props.tisid}/watch_histories.json`;
		} else {
			url = `/courses/${CourseId}/own_watch_histories.json`;
		}
		axios.get(url, {params: data}).then((response) => {
			if (response) {
				if (response.data) {
					if (response.data.data.length > 0) {
						let datalists = [];
						for (var i = 0; i < response.data.data.length; i++) {
							datalists.push({
								number: (parseInt(this.state.page) - 1) * parseInt(this.state.limit) + (i + 1),
								user_name: response.data.data[i].user_name,
								is_finished: response.data.data[i].is_finished,
								total_duration: response.data.data[i].total_duration,
								feq: response.data.data[i].feq,
								start_at: response.data.data[i].start_at,
								end_at: response.data.data[i].end_at,
							})
						}

						this.setState({
							data: datalists,
							members_count: response.data.count,
						})
					} else {
						this.setState({
							data: [],
							members_count: response.data.count,
						})
					}
				} else {
					this.setState({
						data: [],
						members_count: response.data.count,
					})
				}


			}
			this.setState({
				loading: false
			})
		}).catch((error) => {
			this.setState({
				loading: false
			})
		});
	}


	paginationonChange = (pageNumber) => {
		this.setState({
			page: pageNumber,
		})
		let data = {}
		if (this.props.isAdmin()) {
			//老师
			const CourseId = this.props.match.params.coursesId;
				data = {
					id: CourseId,
					page: pageNumber,
					group_id: this.state.groupsid,
					order: this.state.order,
				}
		} else {
			//学生
			data = {
				page: pageNumber,
				order: this.state.order,
			}
		}
		this.getdatas(data);
	}
	fenbanone = () => {
		if (this.state.fbbool === false) {
			this.setState({
				fbbool: true
			})
		} else {
			this.setState({
				fbbool: false
			})
		}
	}
	setcourse_groups = (id) => {
		this.setState({
			groupsid: id
		})
//老师
		const CourseId = this.props.match.params.coursesId;

		var data = {};
		if (id) {
			data = {
				id: CourseId,
				page: this.state.page,
				group_id: id
			}

		} else {
			data = {
				id: CourseId,
				page: this.state.page
			}
		}
		this.getdatas(data);
	}

	//实训作业tbale 列表塞选数据
	table1handleChange = (pagination, filters, sorter) => {
		if (JSON.stringify(sorter) === "{}") {
			//没有选择
		} else {
			try {
				//学生学号排序
				if (sorter.columnKey === "total_duration" || sorter.columnKey === "feq") {
					let mysorder = "";
					if (sorter.order === "ascend") {
						if (sorter.columnKey === "total_duration") {
							mysorder = "total_duration-asc";
						} else {
							mysorder = "freq-asc";

						}
						//升序
						let data = {}
						if (this.props.isAdmin()) {
							//老师
							const CourseId = this.props.match.params.coursesId;
							if (this.state.groupsid) {
								data = {
									id: CourseId,
									page: this.state.page,
									group_id: this.state.groupsid,
									order: mysorder,
								}
							} else {
								data = {
									id: CourseId,
									page: this.state.page,
									order: mysorder,
								}
							}
						} else {
							//学生
							data = {
								page: this.state.page,
								order: mysorder,
							}
						}

						this.getdatas(data);
						this.setState({
							order: mysorder,
						})
					} else if (sorter.order === "descend") {
						if (sorter.columnKey === "total_duration") {
							mysorder = "total_duration-desc";

						} else {
							mysorder = "freq-desc";

						}
						//降序
						let data = {}
						if (this.props.isAdmin()) {
							//老师
							const CourseId = this.props.match.params.coursesId;
							if (this.state.groupsid) {
								data = {
									id: CourseId,
									page: this.state.page,
									group_id: this.state.groupsid,
									order: mysorder,
								}
							} else {
								data = {
									id: CourseId,
									page: this.state.page,
									order: mysorder,
								}
							}
						} else {
							//学生
							data = {
								page: this.state.page,
								order: mysorder,
							}
						}

						this.getdatas(data);
						this.setState({
							order: mysorder,
						})


					}
				}
			} catch (e) {

			}

		}

	}


	render() {
		let {loading, data, page, limit, members_count, columnsstu, fbbool, course_groups} = this.state;
		const isAdmin = this.props&& this.props.isAdmin();

		const menu = (
			<Menu>
				<Menu.Item>
					<a onClick={() => this.setcourse_groups(null)}>
						<p className="maxnamewidth200yss">全部</p>
					</a>
				</Menu.Item>
				{
					course_groups && course_groups.length > 0 ?
						(
							course_groups.map((item, key) => {
								return (
									<Menu.Item>
										<a onClick={() => this.setcourse_groups(item.id)} key={key}>
											<p className="maxnamewidth200yss">{item.name}</p>
										</a>
									</Menu.Item>
								)
							})
						)
						:
						""
				}
				{
					this.state.none_group_member_count&&this.state.none_group_member_count>0?
						<Menu.Item>
							<a onClick={() => this.setcourse_groups(0)}>
								<p className="maxnamewidth200yss">未分班</p>
							</a>
						</Menu.Item>
						:
						""
				}
			</Menu>
		);
		return (
			<React.Fragment>
				<div className="ws100s">
					<div className="ws100s teacherentrydivss edu-back-white ">
						<div className="ws100s sortinxdirection">
							<div className="ws50s sptits">视频名称视频名称…</div>
							<div className="ws50s sptitss xaxisreverseorder font-14" style={{
								color: "#5091FF",
								lineHeight: "42px",
							}}>
								{
									isAdmin === true ?
										<div className="xiaoshou" onClick={() => this.props.tisticsbools(false, null)}>
											<span className="mr5 xiaoshou">视频统计总览</span><i className="iconfont icon-fanhui  font-13 xiaoshou"></i>
										</div>
										:""
								}

								{
									isAdmin === true ?
										<div className="xiaoshou" onClick={() => this.fenbanone()}>
											<Dropdown getPopupContainer={trigger => trigger.parentNode} overlay={menu}
																placement="bottomCenter">
								   <span>
										 	<span className="mr5 xiaoshou">分班</span>
										 {
											 fbbool === true ?
												 <i className="iconfont icon-sanjiaoxing-down  font-13 mr32 xiaoshou"></i>
												 :
												 <i className="iconfont icon-sanjiaoxing-up  font-13 mr32 xiaoshou"></i>
										 }
									 </span>
											</Dropdown>
										</div>
										:
										""
								}

							</div>
						</div>


						<style>
							{
								`
								 .ysltableo .ant-table-thead > tr > th, .ant-table-tbody > tr > td {
									 padding: 10px 10px;
									}
								`
							}
						</style>

								<div className="ws100s ysltableo mt10">
									{
										data.length === 0 ?
											<div style={{
												minHeight: "400px",
											}} className="ws100s">
												<NoneDatas></NoneDatas>
											</div>
											:
											<Spin spinning={loading}>
											<Table
												columns={columnsstu}
												dataSource={data}
												pagination={false}
												onChange={this.table1handleChange}
											/>
											</Spin>
									}


								</div>


					</div>

					<div className="mb30 clearfix educontent mt40 intermediatecenter">
						{
							data && data.length > 0 ?
								<Pagination showQuickJumper current={this.state.page} onChange={this.paginationonChange}
														pageSize={this.state.limit}
														total={this.state.members_count}></Pagination>
								: ""
						}

					</div>
				</div>

			</React.Fragment>
		)
	}
}

export default Videostatisticscomtwo;