//myNeeds
import Taro, { Component } from '@tarojs/taro'
import { View, Text, Button } from '@tarojs/components'
import { AtInput, Picker, AtIcon, AtModal, AtModalHeader, AtModalContent, AtModalAction } from 'taro-ui'
import URL from '../../serviceAPI.config'
import ScrollToTopComponent from '../../component/scrollToTopComponent/scrollToTopComponent'
import InteractionComponent from '../../component/interactionComponent/interactionComponent'
import CopyrightComponent from '../../component/copyrightComponent/copyrightComponent'


import './myNeeds.scss'


class MyNeeds extends Component {
  
  config = {
    navigationBarTitleText: '我的需求'
  }
  constructor() {
    super(...arguments)
    this.state = {
      title: '',
      startDateSel: '',
      endDateSel: '',
      industryTypeSelected: { name: '全部', id: '' },
      needsType: [{ name: '业主需求', id: '4' }, { name: '效果图', id: '5' }],
      needsTypeSelected: { name: '业主需求', id: '4' },
      needsState: [
        { name: '全部', id: '' },
        { name: '作废', id: '0' }
        , { name: '在用', id: '1' },
        { name: '已抢单', id: '2' },
        { name: '已抢光', id: '3' }],
      needsStateSelected: { name: '全部', id: '' },
      pageCount: 10,// 列表数量
      allNeedsList: [],// 我的需求列表
      totalNeeds: 0,// 我的需求数量
      currentPage: 1,
      needsItem: '',// 确认框提示时 使用的供求名
      isDeleteModal:false,// 删除提示框
      isAddToList: false,// 请求需求的时候是否添加到旧列表里
      isShowTopNav: false,// 是否显示返回顶部按钮
      loadMorePageIndex:1,// 上拉加载页面数
    }
  }
 

  //请求我的需求列表 api GetMyNeedsList
  getMyNeedsList({ 
    curr_page = this.state.currentPage,
    page_count = this.state.pageCount,
    sd_type = this.state.needsTypeSelected.id,
    sd_title = this.state.title,
    update_dateL = this.state.startDateSel,
    update_dateU = this.state.endDateSel,
    class_id = this.state.industryTypeSelected.id,
    state = this.state.needsStateSelected.id
  }) {
    //由于后台返回的问题， 所有当state为空的时候不传state，反之传state
    const param=state?{param: JSON.stringify({
      curr_page: curr_page,
      page_count: page_count,
      sd_type: sd_type,
      sd_title: sd_title,
      update_dateL: update_dateL,
      update_dateU: update_dateU,
      class_id: class_id,
      state: state
    })}:{param: JSON.stringify({
      curr_page: curr_page,
      page_count: page_count,
      sd_type: sd_type,
      sd_title: sd_title,
      update_dateL: update_dateL,
      update_dateU: update_dateU,
      class_id: class_id,
    })}
  
    Taro.request({
      url: URL.GetMyNeedsList,
      method: 'POST',
      dataType: 'json',
      data: param,
      header: {
        'Cookie': 'PFWSSS=' + Taro.getStorageSync('session_id'),
        'content-type': 'application/x-www-form-urlencoded',
        'X-Requested-With': 'XMLHttpRequest'
      }
    }).then(res => {
      Taro.hideLoading()
      console.log('我的需求列表', res)
      if (res.data.err_msg === "success") {
        if(res.data.supplys.length){
          if(this.state.isAddToList){
            this.setState({
              allNeedsList:this.state.allNeedsList.concat(res.data.supplys)
            },()=>{
                this.setState({isAddToList:false})
            })

          }else{
            this.setState({isAddToList:false})
            this.setState({
              allNeedsList: res.data.supplys || [],
              totalNeeds: Number(res.data.count)
            })

          }
           

        }else{
          this.setState({isAddToList:false})
          Taro.showToast({
            title: '没有更多了',
            icon: 'none'
        })
        }
      }else{
        Taro.showToast({
          title: res.data.err_msg,
          icon: 'none'
      })
      }
    })

  }
  //删除我的需求 api DeleteMyNeeds
  deleteMyNeeds({ demandId = 10 }) {
    Taro.request({
      url: URL.DeleteMyNeeds,
      method: 'POST',
      dataType: 'json',
      data: {

        demandId: demandId

      },
      header: {
        'Cookie': 'PFWSSS=' + Taro.getStorageSync('session_id'),
        'content-type': 'application/x-www-form-urlencoded',
        'X-Requested-With': 'XMLHttpRequest'
      }
    }).then(res => {
      console.log('删除我的列表', res)
      if (res.data.err_msg === "success") {
        Taro.showToast({
          title: '删除成功',
          icon: 'success',
          duration: 1500
        })
        setTimeout(() => {
          this.getMyNeedsList({
          })
        }, 1500);
      } else {
        Taro.showToast({
          title: res.data.err_msg,
          icon: 'none',
          duration: 1500
        })
      }
    })

  }
  



  // 搜索按钮
  onSearchButtonHandler() {
    Taro.showLoading({ title: '加载中' }).then(() => {
      this.setState({ currentPage: 1,loadMorePageIndex:1 },()=>{
        this.getMyNeedsList({
          curr_page: this.state.currentPage,
          page_count: this.state.pageCount,
          sd_type: this.state.needsTypeSelected.id,
          sd_title: this.state.title,
          update_dateL: this.state.startDateSel,
          update_dateU: this.state.endDateSel,
          class_id: this.state.industryTypeSelected.id==='-1'?'':this.state.industryTypeSelected.id,
          state: this.state.needsStateSelected.id
        })

      })
        
        
     

    })

  }
  // 新增我的需求
  addNeeds() {
    Taro.navigateTo({
      url: '/pages/myNeedsPublish/myNeedsPublish'
    })
  }
  //清空筛选项
  emptyFilter(){
    this.setState({
      title:'',
      endDateSel:'',
      startDateSel:'',
      industryTypeSelected: { name: '全部', id: '' },
      needsTypeSelected: { name: '业主需求', id: '4' },
      needsStateSelected: { name: '全部', id: '' },
      currentPage:1,
      loadMorePageIndex:1,
    },()=>{
      this.getMyNeedsList({})
    })
    Taro.showToast({
      title:'已清空',
      icon:'success',
      duration:1000
    })
  }
  titleChange(event) {
    this.setState({ title: event })
  }
  // 修改开始日期
  onStartDateChange = e => {
    this.setState({
      startDateSel: e.detail.value
    })
  }
  // 修改结束日期
  onEndDateChange = e => {
    this.setState({
      endDateSel: e.detail.value
    })
  }

  needsTypeChange = e => {
    this.setState({
      needsTypeSelected: this.state.needsType[e.detail.value]
    })
  }
  needsStateChange = e => {
    this.setState({
      needsStateSelected: this.state.needsState[e.detail.value]
    })
  }
  goToMyNeedsViewPage(id) {
    Taro.navigateTo({
      url: '/pages/myNeedsView/myNeedsView?id='+id
    })
  }
  goToMyNeedsEditPage(id) {
    Taro.navigateTo({
      url: '/pages/myNeedsEdit/myNeedsEdit?id='+id
    })
  }
  deleteButton(item) {
    this.setState({isDeleteModal:true,needsItem:item})
  }
  handleWindowModCancel(){
    this.setState({isDeleteModal:false})
  }
  handleWindowConfirm(){
    this.setState({isDeleteModal:false})
    this.deleteMyNeeds({ demandId: this.state.needsItem.sd_id })
  }





  componentDidMount() {
    Taro.showLoading({
      title:'加载中'
    })
    this.getMyNeedsList({})
  
  }
  componentWillReceiveProps(nextProps) {
    console.log(this.props, nextProps)
  }

  componentWillUnmount() { }

  componentDidShow() { }

  componentDidHide() { }

 // 页面位置
 onPageScroll(location) {
  if (location.scrollTop <= 300 && this.state.isShowTopNav) {
    this.setState({ isShowTopNav: false })
  } else if (location.scrollTop > 300 && !this.state.isShowTopNav) {
    this.setState({ isShowTopNav: true })
  }
}
   // 底部加载
   onReachBottom() {
    Taro.showLoading({
        title: '加载中'
    })
    
    this.setState({ isAddToList: true,loadMorePageIndex:this.state.loadMorePageIndex+1 }, () => {
        this.getMyNeedsList({ curr_page: this.state.loadMorePageIndex })
    })

}


  getDataFromChild(value){
    console.log('从子组件传回来的值',value)
    this.setState({industryTypeSelected:value})
  }
  render() {
    const myNeedsListArrayElement = this.state.allNeedsList.map((item, index) => {
      return <View className='needs-box' key={index}>
        <View className='industy-type box'>
          <Text className='title'>行业分类：</Text>
          <Text className='content'>{item.class_name}</Text>

        </View>
        <View className='needs-title box'>
          <Text className='title'>需求标题：</Text>
          <Text className='content' onClick={this.state.goToMyNeedsViewPage.bind(this,item.sd_id)}>{item.sd_title}</Text>
        </View>
        <View className='needs-state box'>
          <Text className='title'>需求状态：</Text>
          <Text className='content'>{item.state_name}</Text>
        </View>
        <View className='update-time box'>
          <Text className='title'>更新时间：</Text>
          <Text className='content'>{item.update_date}</Text>
        </View>
        {item.state === '0'||item.state === '1' ? <View className='info-button-box'>
          <View className='button' onClick={this.goToMyNeedsViewPage.bind(this, item.sd_id)}>
            <Button  size='mini' className='button-orange  button-no-margin'>查看</Button>
          </View>
          <View className='button' onClick={this.goToMyNeedsEditPage.bind(this, item.sd_id)}>
            <Button  size='mini' className='button-orange button-no-margin'>编辑</Button>
          </View>
          <View className='button' onClick={this.deleteButton.bind(this, item)}>
            <Button  size='mini' className='button-dark-red button-no-margin' >删除</Button>
          </View>
        </View > : <View className='info-button-box'>
            <View className='button' onClick={this.goToMyNeedsViewPage.bind(this, item.sd_id)}>
              <Button  size='mini' className='button-orange button-no-margin'>查看</Button>
            </View>
          </View>
        }

      </View>
    })
    const deleteModalWindowElement= <AtModal isOpened={this.state.isDeleteModal}>
    <AtModalHeader>提示</AtModalHeader>
    <AtModalContent>
      确认删除{this.state.needsItem.sd_title}？
    </AtModalContent>
    <AtModalAction>  <Button onClick={this.handleWindowModCancel.bind(this)}>取消</Button> <Button className='orange' onClick={this.handleWindowConfirm.bind(this)}>确定</Button>  </AtModalAction>
  </AtModal>
    return (
      <View className='myNeeds'>
        {/* 删除模态框 */}
        {deleteModalWindowElement}
        {/* 需求标题 */}
        <View className='input-box'>
          <AtInput
            name='value'
            title='需求标题：'
            placeholder='需求标题·'
            type='text'
            value={this.state.title}
            onChange={this.titleChange.bind(this)}
          />
        </View>
        {/* 开始和结束日期 */}
        <View className='page-section'>
          <View className='picker-box'>
            <Picker mode='date' className='picker-container' onChange={this.onStartDateChange}>
              <View className='picker'>
                <View className='title-box'>
                 开始日期:<Text className='selected date'>{this.state.startDateSel}</Text>
                </View>

              </View>
            </Picker>
            <Picker className='picker-container' mode='date' start={this.state.startDateSel} onChange={this.onEndDateChange}>
              <View className='picker'>
                <View className='title-box'>
                  结束日期: <Text className='selected date'>{this.state.endDateSel}</Text>
                </View>
              </View>
            </Picker>

          </View>
        </View>
        {/* 行业分类开始 */}
        <InteractionComponent  url={URL.GetIndustryTypeList} onPassDataToChild={this.getDataFromChild.bind(this)} selectedValue={this.state.industryTypeSelected}></InteractionComponent>
        {/* 行业分类结束 */}
        {/* 需求类型 */}
        <View className='page-section'>
          <View>
            <Picker mode='selector' rangeKey='name' range={this.state.needsType} onChange={this.needsTypeChange.bind(this)}>
              <View className='picker'>
                <View className='title-box'>
                  <Text className='title'>需求类型:</Text> <Text className='selected'>{this.state.needsTypeSelected.name}</Text>
                </View>
              </View>
            </Picker>
          </View>
        </View>
        {/* 需求状态 */}
        <View className='page-section'>

          <View>
            <Picker mode='selector' rangeKey='name' range={this.state.needsState} onChange={this.needsStateChange.bind(this)}>
              <View className='picker'>
                <View className='title-box'>
                  <Text className='title'> 需求状态:</Text> <Text className='selected'>{this.state.needsStateSelected.name}</Text>
                </View>

              </View>
            </Picker>
          </View>
        </View>



        <View className='button-box'>
          <View className='button' onClick={this.onSearchButtonHandler.bind(this)}>
            <Button  size='mini' className='button-orange'>
              <AtIcon value='search' size='12' color='white'></AtIcon>
              搜索</Button>
          </View>
          <View className='button' onClick={this.addNeeds.bind(this)}>
            <Button   size='mini' className='button-green'>
              <AtIcon value='add' size='12' color='white'></AtIcon>
              新增</Button>
          </View>
          <View className='button' onClick={this.emptyFilter.bind(this)}>
            <Button   size='mini' className='button-dark-red'>
              <AtIcon value='trash' size='12' color='white'></AtIcon>
              清空</Button>
          </View>
        </View>
        <View className='total'>
          共<Text className='count'>{this.state.totalNeeds}</Text> 条记录
        </View>
        {/* 我的需求信息 */}
        { <View className='info-box'>
          {myNeedsListArrayElement}
        </View>}

                 {this.state.isShowTopNav ? <ScrollToTopComponent ></ScrollToTopComponent> : null}

        <CopyrightComponent ></CopyrightComponent>

      </View>
    )
  }
}

export default MyNeeds