import dayjs from 'dayjs';
import { getHisInvoice } from '@/utils/api';
import { loading as showLoading, hideLoading, toast, confirm } from '@/utils/widget';


function previewWithBase64(data, url) {
  const fs = my.getFileSystemManager();
  const time = dayjs().format('YYYY-MM-DD HH-mm-ss');
  const filePath = `${my.env.USER_DATA_PATH}/${time}.pdf`;
  fs.writeFile({
    filePath,
    data,
    encoding: 'base64',
    success(res) {
      console.log(JSON.stringify(res))
      //第二步：预览PDF文件
      my.openDocument({
        filePath,
        fileType: 'pdf',
        success(res) {
          console.log('open document success')
        },
        fail(err) {
          if (url) {
            previewWithUrl(url)
          } else {
            toast(`预览发票失败:${err.errMsg || ''}`)
          }
          console.log('openDocument fail:' + JSON.stringify(err))
        },
      })
    },
    fail(err) {
      if (url) {
        previewWithUrl(url)
      } else {
        toast(`预览发票失败:${err.errMsg || ''}`)
      }
    },
  });
}

function previewWithUrl(url) {
  uni.setClipboardData({
    data: url,
    success: () => {
      confirm('已复制发票地址，请在浏览器中打开', { showCancel: false, confirmText: '知道了' })
    }
  })
}

export function viewShippingInfo(id) {
  uni.navigateTo({
    url: `/pages/consult/drug-purchase-list/shipping-info?id=${id}`
  })
}

export async function viewInvoice(patientId, orderNo) {
  showLoading()
  const res = await getHisInvoice({
    patientId,
    orderNo
  });
  if (res && res.success) {
    const url = typeof res.data === 'string' ? res.data : ''
    if (url) {
      previewWithUrl(url)
    }
    // const pdfbase64 = res.data && res.data.dzfp && res.data.dzfp[0] && res.data.dzfp[0].pdfbase64;
    // if (pdfbase64) {
    //   previewWithBase64(pdfbase64, url)
    // } else if (url) {
    //   previewWithUrl(url)
    // } 
    else {
      confirm('发票正在开具中，请稍后再试！', { showCancel: false, confirmText: '知道了' })
    }
  } else {
    confirm('发票正在开具中，请稍后再试！', { showCancel: false, confirmText: '知道了' })
  }
  hideLoading()
}