import React,{useEffect,useState} from 'react';
import { Form, Button, Input, Row, Col, DatePicker, Upload,message,Image,Modal } from 'antd';
import { DeleteOutlined,FileWordOutlined,FilePdfOutlined,FilePptOutlined,FileZipOutlined,FileExcelOutlined } from '@ant-design/icons';
import { formItemLayout, btnItemLayout } from '../../../../components/crud/FormLayoutProps';
import { createCrudService } from '../../../../components/crud/_';
import apiurl from '../../../../service/apiurl';
import moment from 'moment';
import "./index.less"
const { Dragger } = Upload;
const url = "http://223.75.53.141:9100/gs-tsg"
const ModalForm = ({ mode, record,onEdit,onSave,onCrudSuccess }) => {
  if(record.tmStart && record.tmEnd) {
    record.tmStart = moment(record.tmStart)
    record.tmEnd = moment(record.tmEnd)
  }
  const [form] = Form.useForm();
  const [fileList, setFileList] = useState([]) //上传文件列表
  const [fileParams, setFileParams] = useState([]) // 文件参数
  const [flag, setFlag] = useState(false)
  const [iframeSrc, setIframeSrc] = useState('')
  const [pdfViewOPen, setPdfViewOPen] = useState(false)
  const [loading, setLoading] = useState(false)
   /**
   * @description 表单重置
   */
   const onReset = () => {
    form.resetFields();
  };
  console.log(record);
  const onFinish = async(values) => {
    if(values.meetDate){
      values.startDate = moment(values.meetDate[0]).format('YYYY-MM-DD HH:mm:ss')
      values.endDate = moment(values.meetDate[1]).format('YYYY-MM-DD HH:mm:ss')
      delete values.meetDate
    }else {
      values.tmStart = moment(values.tmStart).format('YYYY-MM-DD 00:00:00')
      values.tmEnd = moment(values.tmEnd).format('YYYY-MM-DD 00:00:00')
    }
    values.relatedObjectId = record.relatedObjectId
    values.relatedObjectType = "bzPredictionScheme4"
    if (mode === 'edit') {
      console.log(fileList);
      let oldFiles = fileList.map(item => ({ fileId: item.response?.data?.fileId }))
      values.id = record.id
      values.attachList = oldFiles;
      onEdit(apiurl.fxzb.yaxb.edit,values)
    }
    if (mode === 'save') {
      values.attachList = fileParams
      onSave(apiurl.fxzb.yaxb.save,values)
    }
  }
  /**
   * @description 删除上传的图片
   * @param {string}  id 删除的id
   */
  const deleteFile = (fileId) => {
    let filterFile = fileList.filter(item => item.response?.data?.fileId !== fileId);
    setFileList(filterFile)
    // if (mode === "edit" && flag) {
    //   createCrudService(apiurl.fxzb.yaxb.deleteFile + `/${record.id}/${fileId}`).delGet().then(res => {
    //     setFlag(false)
    //     if (res.code === 200) {
    //       message.success("删除附件成功")
    //       onCrudSuccess()
    //     }
    //   })
    // }
  }

  /**
   * @description 上传文件之前的回调
   * @param {Object} file  文件信息
   */

  // const handleBeforeUpload = (file) => {
  //   // 限制上传文件的数量
  //   const maxFiles = 1;
  //   if (fileList.length >= maxFiles) {
  //     message.error(`最多只能上传 ${maxFiles} 个文件`);
  //     setIsRenderItem(false)
  //     return false;
  //   } else {
  //     setIsRenderItem(true)
  //   }
  //   return true;
  // };
  /**
   * @description 上传图片
   * @param {string}  file 上传的文件
   */
  const fileChange = (info) => {
    console.log(info);
    if (info.file.status === "done") {
      setLoading(false);
    }
    if (info.file.status === "uploading") { 
      setLoading(true);
    }
    if (info.file.status === "error") {
      message.error("文件上传失败")
      setLoading(false);
    }
    let params = info.fileList.map(file => {
      return {
        fileId: file.response?.data?.fileId,
        tmCreate: file.response?.data?.uploadTime,
      }
    })
    setFileParams(params)
    setFileList(info.fileList)
    setFlag(false)
  }
    /**
   * @description 获取查看时文件
   * @param {Array} params  文件详细数组
   * @returns 
   */
  const getFileInfo = (params) => {
    console.log(params);
    let fetchArr = params?.attachList.map(item => {
      return createCrudService(apiurl.fxzb.gczx.ytygc.getFile + `/${item.fileId}`)
        .delGet()
          }
        ); 
      Promise.all(fetchArr).then(res => {
        let fileArr = res.map(item => {
          return {
            name: item.data.fileName,
            response: {
              data: {
                filePath: item.data.filePath,
                fileId:item.data.fileId
              }
            },
          }
        })
        setFlag(true)
        setFileList(fileArr)
      }).catch(err => console.log(err))
  }

  /**
   * @description pdf文件预览
   * @param {String} params 文件预览url
   */
  const viewPdf = (params) => {
    setIframeSrc(params)
    setPdfViewOPen(true)
  }
  /**
   * @description 文件下载
   * @param {String} params 文件fileId
   */
  const download = (params) => {
    let downloadLink = document.createElement("a");
        downloadLink.href = `${process.env.REACT_APP_API_URL}/gunshiApp/xfflood/bzPredictionScheme/file/download/${params}`;
        downloadLink.download = `${params.fileName}`;
        downloadLink.style.display = "none";
        // 将链接添加到页面中
        document.body.appendChild(downloadLink);

        // 模拟点击事件，开始下载
        downloadLink.click();
  }

  useEffect(() => {
    if (mode === "view" || mode === "edit") {
      getFileInfo(record)
      }
  }, [record,mode])
  
  return (
    <>
    <Form form={form} {...formItemLayout} onFinish={onFinish} initialValues={record}>
      <Row>
          <Col span={24}>
              <Form.Item
                label="方案名称"
                name="title"
                labelCol={{ span: 3 }}
                wrapperCol={{ span: 19 }}
                rules={[{ required: true }]}
              >
                <Input disabled={mode==='view'} style={{width:'100%'}} allowClear />
              </Form.Item>
          </Col>
      </Row>
      <Row>
          <Col span={12}>
              <Form.Item
                label="编制单位"
                name="orgName"
                labelCol={{ span: 6 }}
                wrapperCol={{ span: 14 }}
                // rules={[{ required: true }]}
              >
                <Input disabled={mode==='view'} style={{width:'100%'}} allowClear />
              </Form.Item>
          </Col>
          <Col span={12}>
              <Form.Item
                label="编制日期"
                name="tmStart"
                labelCol={{ span: 6 }}
                wrapperCol={{ span: 14 }}
                // rules={[{ required: true }]}
              >
               <DatePicker 
                  showTime 
                  format="YYYY-MM-DD"  
                  style={{width:'100%'}}
                  disabled={mode==='view'}
                />
              </Form.Item>
          </Col>
      </Row>
      <Row>
          <Col span={12}>
              <Form.Item
                label="批复部门"
                name="replyOrgName"
                labelCol={{ span: 6 }}
                wrapperCol={{ span: 14 }}
                // rules={[{ required: true }]}
              >
                <Input disabled={mode==='view'} style={{width:'100%'}} allowClear />
              </Form.Item>
          </Col>
          <Col span={12}>
              <Form.Item
                label="批复日期"
                name="tmEnd"
                labelCol={{ span: 6 }}
                wrapperCol={{ span: 14 }}
                // rules={[{ required: true }]}
              >
               <DatePicker 
                  showTime 
                  format="YYYY-MM-DD"  
                  style={{width:'100%'}}
                  disabled={mode==='view'}
                />
              </Form.Item>
          </Col>
      </Row>
      <Row>
          <Col span={24}>
              <Form.Item
                label={mode !== "view" ? "附件" : ''}
                name="fieldId"
                labelCol={{ span: 3 }}
                wrapperCol={{ span: 19 }}
              >
              {mode !== "view" && 
                <Dragger
                name='file'
                // multiple
                action="/gunshiApp/xfflood/bzProjectManipulationRecord/file/upload/singleSimple"
                onChange={fileChange}
                // beforeUpload={handleBeforeUpload}
                onDrop={(info) => { console.log(info); }}
                  fileList={fileList}
                  disabled={loading}
              >
                  <p className="ant-upload-text">点击或拖拽文件到此区域上传</p>
                  <p className="ant-upload-hint">
                    支持扩展名：.rar .zip .doc .docx .pdf .jpg .png .ppt
                </p>
              </Dragger>
              }
              <Row gutter={[16]}>
                {
                   loading ? <span>文件正在上传中，请等待</span> :
                  fileList.length > 0 && fileList.map(file => {
                  return (
                      <Col span={12}>
                        <div className={mode == "view" ? 'file-item view-file' : 'file-item'}  >
                        <div className='file-description'>
                          {file.name.indexOf('.docx') > -1 ?
                            <div
                              onClick={() => { download(file.response?.data?.fileId) }}
                              style={{ cursor: 'pointer' }}
                            >
                              <FileWordOutlined
                              style={{ fontSize: 40 }}
                            />
                            </div>
                             :
                            file.name.indexOf('.pdf') > -1 ?
                              <div
                                onClick={() => { viewPdf(file.response?.data?.fileId) }}
                                style={{ cursor: 'pointer' }}
                              >
                              <FilePdfOutlined style={{ fontSize: 40 }} /> 
                              </div>
                              :
                              file.name.indexOf('.zip') > -1 ?
                                <div
                                  onClick={() => { download(file.response?.data?.fileId) }}
                                  style={{ cursor: 'pointer' }}
                                >
                                  <FileZipOutlined style={{ fontSize: 40 }} /> 
                                </div>
                                :
                                file.name.indexOf('.ppt') > -1 ?
                                <div
                                  onClick={() => { download(file.response?.data?.fileId) }}
                                  style={{ cursor: 'pointer' }}
                                >
                                  <FilePptOutlined style={{ fontSize: 40 }} /> 
                                </div> :
                                file.name.indexOf('.xlsx') > -1 ?
                                <div
                                  onClick={() => { download(file.response?.data?.fileId) }}
                                  style={{ cursor: 'pointer' }}
                                >
                                  <FileExcelOutlined style={{ fontSize: 40 }} /> 
                                </div>
                                :
                            <Image width={60} src={url +file.response?.data?.filePath} alt='' />
                            }
                            <span style={{display: 'inline-block',maxWidth: '180px',overflow: 'hidden',textOverflow: 'ellipsis',whiteSpace: 'nowrap'}}>{file.name}</span>
                          </div>
                        <div
                          className={mode == "view" ? 'delete-icon disable-icon' : 'delete-icon'}
                          onClick={() => deleteFile(file.response?.data?.fileId)}
                        >
                          <DeleteOutlined
                          />
                          </div>
                        </div>
                      </Col>
                  )
                })
                }

              </Row>
              </Form.Item>
          </Col>
      </Row>
      
      {
        mode==='view'?null:(
          <>
          <Form.Item {...btnItemLayout}>
            <Button onClick={onReset} style={{marginRight:10}}>
              重置
            </Button>
            <Button type="primary" htmlType="submit">
              {mode === 'save' ? '提交' : '修改'}
            </Button>
          </Form.Item>
          </>
        )
      }
      </Form>
      <Modal
        open={pdfViewOPen}
        width={1000}
        title=""
        footer={null}
        style={{marginTop:"-5%"}}
        onCancel={() => {
          setPdfViewOPen(false)
        }}
      >
      <iframe
          style={{
            height: '80vh',
            width: '100%',
            border: 0,
            marginTop: 20,
          }}
         src={`${process.env.PUBLIC_URL}/static/pdf/web/viewer.html?file=${encodeURIComponent(`/gunshiApp/xfflood/bzPredictionScheme/file/download/${iframeSrc}`)}`}
        />
      </Modal>
    </>
  );
}

export default ModalForm;