import React, { Component } from 'react'
import PropTypes from 'prop-types'
import { connect } from 'react-redux'
import { Button, Icon, Popconfirm, Modal, Input, message, Menu, Row, Col } from 'antd'
import { autobind } from 'core-decorators';
import axios from 'axios';
import { withRouter } from 'react-router';
const { TextArea } = Input;
const Search = Input.Search;
const TYPE_EDIT = 'edit';

import {
  fetchGroupList,
  setCurrGroup,
  setGroupList
} from '../../../actions/group.js'

import './GroupList.scss'

@connect(
  state => ({
    groupList: state.group.groupList,
    currGroup: state.group.currGroup
  }),
  {
    fetchGroupList,
    setCurrGroup,
    setGroupList
  }
)
@withRouter
export default class GroupList extends Component {

  static propTypes = {
    groupList: PropTypes.array,
    currGroup: PropTypes.object,
    fetchGroupList: PropTypes.func,
    setCurrGroup: PropTypes.func,
    setGroupList: PropTypes.func,
    match: PropTypes.object,
    history: PropTypes.object
  }

  state = {
    addGroupModalVisible: false,
    editGroupModalVisible: false,
    newGroupName: '',
    newGroupDesc: '',
    currGroupName: '',
    currGroupDesc: '',
    groupList: []
  }

  constructor(props) {
    super(props)
  }

  componentWillMount() {
    const groupName = this.props.match.params.groupName;
    this.props.fetchGroupList().then(() => {
      let currGroup = this.props.groupList[0] || { group_name: '', group_desc: '' };
      if(this.props.groupList.length && groupName){
        for(let i = 0;i<this.props.groupList.length;i++){
          if(this.props.groupList[i].group_name === groupName){
            currGroup = this.props.groupList[i];
          }else{
            this.props.history.replace(`${currGroup._id}`);
          }
        }
      }else if(!groupName && this.props.groupList.length){
        this.props.history.push(`/group/${this.props.groupList[0]._id}`);
      }
      this.setState({groupList: this.props.groupList});
      this.props.setCurrGroup(currGroup)
    });
  }

  @autobind
  showModal(type) {
    if (type === 'edit') {
      const { currGroup } = this.props;
      this.setState({
        currGroupName: currGroup.group_name,
        currGroupDesc: currGroup.group_desc,
        editGroupModalVisible: true
      });
    } else {
      this.setState({
        addGroupModalVisible: true
      });
    }
  }
  @autobind
  hideModal(type) {
    if (type === TYPE_EDIT) {
      this.setState({
        editGroupModalVisible: false
      });
    } else {
      this.setState({
        addGroupModalVisible: false
      });
    }
  }
  @autobind
  addGroup() {
    const { newGroupName: group_name, newGroupDesc: group_desc } = this.state;
    axios.post('/group/add', { group_name, group_desc }).then(res => {
      if (res.data.errcode) {
        message.error(res.data.errmsg);
      } else {
        this.setState({
          addGroupModalVisible: false
        });
        this.props.fetchGroupList().then(() => {
          this.setState({groupList: this.props.groupList});
        })
        this.props.setCurrGroup(res.data.data)
      }
    });
  }
  @autobind
  editGroup() {
    const { currGroupName: group_name, currGroupDesc: group_desc } = this.state;
    const id = this.props.currGroup._id;
    axios.post('/group/up', { group_name, group_desc, id }).then(res => {
      if (res.data.errcode) {
        message.error(res.data.errmsg);
      } else {
        this.setState({
          editGroupModalVisible: false
        });
        this.props.setCurrGroup({ group_name, group_desc, _id: id });
      }
    });
  }
  @autobind
  inputNewGroupName(e, type) {
    if (type === TYPE_EDIT) {
      this.setState({ currGroupName: e.target.value})
    } else {
      this.setState({newGroupName: e.target.value});
    }
  }
  @autobind
  inputNewGroupDesc(e, type) {
    if (type === TYPE_EDIT) {
      this.setState({ currGroupDesc: e.target.value})
    } else {
      this.setState({newGroupDesc: e.target.value});
    }
  }

  @autobind
  selectGroup(e) {
    const groupId = e.key;
    const currGroup = this.props.groupList.find((group) => { return +group._id === +groupId });
    this.props.setCurrGroup(currGroup);
    this.props.history.replace(`${currGroup._id}`);
  }

  @autobind
  deleteGroup() {
    const self = this;
    const { currGroup } = self.props;
    axios.post('/group/del', {id: currGroup._id}).then(res => {
      if (res.data.errcode) {
        message.error(res.data.errmsg);
      } else {
        message.success('删除成功');
        self.props.fetchGroupList().then(() => {
          const currGroup = self.props.groupList[0] || { group_name: '', group_desc: '' };
          self.setState({groupList: self.props.groupList});
          self.props.setCurrGroup(currGroup)
        });
      }
    });
  }

  @autobind
  searchGroup(e, value) {
    const v = value || e.target.value;
    const { groupList } = this.props;
    if (v === '') {
      this.setState({groupList})
    } else {
      this.setState({groupList: groupList.filter(group => new RegExp(v, 'i').test(group.group_name))})
    }
  }

  render () {
    const { currGroup } = this.props;

    return (
      <div className="m-group">
        <div className="group-bar">
          <div className="curr-group">
            <div className="curr-group-name">
              <div className="text" title={currGroup.group_name}>{currGroup.group_name}</div>
              <Icon className="edit-group" type="edit" title="编辑分组" onClick={() => this.showModal(TYPE_EDIT)}/>
              <Popconfirm title={`你确定要删除分组 ${currGroup.group_name}？`} onConfirm={this.deleteGroup}>
                <Icon className="delete-group" type="delete" title="删除分组"/>
              </Popconfirm>
            </div>
            <div className="curr-group-desc" title={currGroup.group_desc}>简介：{currGroup.group_desc}</div>
          </div>
          <div className="group-operate">
            <div className="search">
              <Search onChange={this.searchGroup} onSearch={(v) => this.searchGroup(null, v)}/>
            </div>
            <Button type="primary" onClick={this.showModal}>添加分组</Button>
          </div>
          <Menu
            className="group-list"
            mode="inline"
            onClick={this.selectGroup}
            selectedKeys={[`${currGroup._id}`]}
          >
            {
              this.state.groupList.map((group) => (
                <Menu.Item key={`${group._id}`} className="group-item">
                  <Icon type="folder-open" />{group.group_name}
                </Menu.Item>
              ))
            }
          </Menu>
        </div>
        <Modal
          title="添加分组"
          visible={this.state.addGroupModalVisible}
          onOk={this.addGroup}
          onCancel={this.hideModal}
          className="add-group-modal"
        >
          <Row gutter={6} className="modal-input">
            <Col span="5"><div className="label">分组名：</div></Col>
            <Col span="15">
              <Input placeholder="请输入分组名称" onChange={this.inputNewGroupName}></Input>
            </Col>
          </Row>
          <Row gutter={6} className="modal-input">
            <Col span="5"><div className="label">简介：</div></Col>
            <Col span="15">
              <TextArea rows = {3} placeholder="请输入分组描述" onChange={this.inputNewGroupDesc}></TextArea>
            </Col>
          </Row>
        </Modal>
        <Modal
          title="编辑分组"
          visible={this.state.editGroupModalVisible}
          onOk={this.editGroup}
          onCancel={() => this.hideModal(TYPE_EDIT)}
          className="add-group-modal"
        >
          <Row gutter={6} className="modal-input">
            <Col span="5"><div className="label">分组名：</div></Col>
            <Col span="15">
              <Input placeholder="请输入分组名称" value={this.state.currGroupName} onChange={(e) => this.inputNewGroupName(e, TYPE_EDIT)}></Input>
            </Col>
          </Row>
          <Row gutter={6} className="modal-input">
            <Col span="5"><div className="label">简介：</div></Col>
            <Col span="15">
              <TextArea rows={3} placeholder="请输入分组描述" value={this.state.currGroupDesc} onChange={(e) => this.inputNewGroupDesc(e, TYPE_EDIT)}></TextArea>
            </Col>
          </Row>
        </Modal>
      </div>
    )
  }
}