try {
   const { Pool, Client } = require('pg')
   const XLSX = require('xlsx')
   const path = require('path')

   // 连接数据库
   const pool = new Pool({
      user: 'postgres',
      host: '10.8.30.32',
      database: 'video_access',
      password: '123',
      port: 5432,
   })

   const fun = async () => {
      // note: we don't try/catch this because if connecting throws an exception
      // we don't need to dispose of the client (it will be undefined)
      const client = await pool.connect()
      try {
         await client.query('BEGIN')

         // 读取数据文件
         let workbook = XLSX.readFile(path.join(__dirname, '云录制错误码.xlsx'))
         let firstSheetName = workbook.SheetNames[0];
         let worksheet = workbook.Sheets[firstSheetName];
         let res = XLSX.utils.sheet_to_json(worksheet);

         // console.log(res);

         for (let d of res) {
            let statusRes = await client.query(`SELECT * FROM camera_status WHERE status=$1`, [d['错误码']]);
            let statusRows = statusRes.rows

            if (statusRows.length) {

            } else {
               console.log(`增加${d['错误码']}`);
               const statusInQuery = `INSERT INTO "camera_status" (platform, status, describe, paraphrase) VALUES($1, $2, $3, $4) RETURNING id;`
               const statusRows = (await client.query(statusInQuery, ['yingshi', d['错误码'], d['错误描述'], d['释义']])).rows
               // console.log(statusRows);
               if (d['解决方案']) {
                  let resolveArr = d['解决方案'].split('；');
                  // await client.query(`DELETE FROM "camera_status_solution" WHERE status_id=$1`, [statusRows[0].id]);
                  for (let r of resolveArr) {
                     await client.query(
                        `INSERT INTO "camera_status_resolve" (status_id, resolve) VALUES($1, $2) RETURNING id;`,
                        [statusRows[0].id, r]
                     )
                  }
               }
            }
         }

         // await client.query('ROLLBACK')
         await client.query('COMMIT')
         console.log('执行完毕~')
      } catch (e) {
         await client.query('ROLLBACK')
         console.log('执行错误~')
         throw e
      } finally {
         client.release();
      }
   }

   fun()
} catch (error) {
   console.error(error)
}