import React,{useEffect,useState} from 'react';
import { Form, Button, Input, message,Row, Col, DatePicker,Upload,Image,Modal } from 'antd';
import { DeleteOutlined,FileWordOutlined,FilePdfOutlined,FilePptOutlined,FileZipOutlined,FileExcelOutlined } from '@ant-design/icons';
import { formItemLayout, btnItemLayout } from '../../../components/crud/FormLayoutProps';
import apiurl from '../../../service/apiurl';
import { createCrudService } from '../../../components/crud/_';
import moment from 'moment';
const { Dragger } = Upload;
const url = "http://223.75.53.141:9102/test.by-lyf.tmp"
const ModalForm = ({ mode, record,onEdit,onSave }) => {
  if(record.prodDate){
    record.myTm = moment(record.prodDate)
  }
  const [form] = Form.useForm();
  const [fileList, setFileList] = useState([]) //上传文件列表
  const [fileIds, setFileIds] = useState([])
  const [flag, setFlag] = useState(true)
  const [iframeSrc, setIframeSrc] = useState('')
  const [pdfViewOPen, setPdfViewOPen] = useState(false)
  const [loading, setLoading] = useState(false)
    /**
   * @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)
  }
   /**
   * @description 文件下载
   * @param {String} params 文件fileId
   */
   const download = (params) => {
    let downloadLink = document.createElement("a");
        downloadLink.href = `http://local.gunshiiot.com:18083/gunshiApp/xfflood/xfIdeoImgB/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();
  }
   /**
   * @description 上传图片
   * @param {string}  file 上传的文件
   */
  const fileChange = (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 fileIds = info.fileList.map(file => {
      return file.response?.data?.fileId
    })
    setFileIds(fileIds)
    setFileList(info.fileList)
    setFlag(false)
  }
  const onFinish = (values) => {
    if(values.myTm){
      values.prodDate = moment(values.myTm).format('YYYY-MM-DD')
      delete values.myTm
    }

    if (mode === 'edit') {
      let oldFiles = fileList.map(item => item.response?.data?.fileId )
      values.id = record.id
      values.fileIds = oldFiles;
      onEdit(apiurl.fxzb.sxfd.fxtj.edit,values)
    }
    if (mode === 'save') {
      values.fileIds = fileIds
      onSave(apiurl.fxzb.sxfd.fxtj.save,values)
    }
  }
  /**
   * @description 获取查看时文件
   * @param {*} type 
   * @returns 
   */
  const getFileInfo = (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) => {
    if (params) {
      setIframeSrc(params)
      setPdfViewOPen(true)
    }
  }
  useEffect(() => {
    console.log(record);
    if ((mode === "view" || mode === "edit") && record.attachList?.length) {
        getFileInfo(record)
      }
  }, [record, mode])
  return (
    <>
    <Form form={form} {...formItemLayout} onFinish={onFinish} initialValues={record}>
      <Row>
          <Col span={24}>
              <Form.Item
                label="图件名称"
                name="imgName"
                rules={[{ required: true }]}
              >
                <Input disabled={mode==='view'} style={{width:'100%'}} allowClear />
              </Form.Item>
          </Col>
      </Row>
      <Row>
          <Col span={24}>
              <Form.Item
                label="制作单位"
                name="prodUnitName"
                rules={[{ required: true }]}
              >
                <Input disabled={mode==='view'} style={{width:'100%'}} allowClear />
              </Form.Item>
          </Col>
      </Row>
      <Row>
          <Col span={24}>
              <Form.Item
                label="制作时间"
                name="myTm"
                rules={[{ required: true }]}
              >
                <DatePicker 
                  disabled={mode==='view'}
                  format="YYYY-MM-DD"  
                  style={{width:'100%'}}
                />
              </Form.Item>
          </Col>
      </Row>
      <Row>
          <Col span={24}>
            <Form.Item
                label="附件"
                // label={mode !== "view" ? "附件" : ''}
                name="fieldId"
              >
              {mode !== "view" && 
                <Dragger
                name='file'
                // multiple
                action="/gunshiApp/xfflood/xfIdeoImgB/file/upload/singleSimple"
                onChange={fileChange}
                onDrop={(info) => { console.log(info.dataTransfer.files); }}
                  fileList={fileList}
                  disabled={loading}
                // onSuccess={handleSuccess}
              >
                  <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' : '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>{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 type="primary" htmlType="submit">
              {mode === 'save' ? '增加' : '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=${encodeURIComponent(`/gunshiApp/xfflood/xfIdeoImgB/file/download/${iframeSrc}`)}`}
        />
      </Modal>
    </>
  );
}

export default ModalForm;