import { Button, Checkbox, makeStyles, Snackbar, TextField } from '@material-ui/core';
import { Person } from '@material-ui/icons';
import React, { useEffect, useMemo, useState } from 'react';
import appconsts from '../../../../models/appconsts';
import { sendsmtp } from '../../../../models/_/base';
import { personelByAdcdExact } from '../../../../models/_/personel';
import { HDGet } from '../../../../models/_/real';
import DpAlert from '../../../../layouts/mui/DpAlert';


const useStyle = makeStyles({
  root: {
    display: 'flex',
    height: '100%',
  },

  leftSide: {
    width: '50%',
    overflow: 'auto',
    padding: '0.5rem',
    marginRight: '1rem'
  },
  rightSide: {
    padding: '0.5rem',
    flexGrow: 1,
  },
  span: {
    padding: '0.5rem',
  },
  itemRoot: {
    display: 'flex',
    alignItems: 'center',
    borderBottom: '1px dashed #bce9f088',
    //marginBottom: '0.5rem',
    padding: '0.5rem 0'
  },

  icon: {
    marginRight: '1rem',
  },
  body: {
    flexGrow: 1,
  },
  action: {
    flexShrink: 0,
  },
  phone: {
    color: '#ccc',
    margin: '0 0.5rem',
  },
  desc: {
    color: '#aaa',
    fontSize: '0.8rem',
  },
});

function Personel({ classes, data, onSelectChange, selected }) {
  return (
    <div className={classes.itemRoot}>
      <div className={classes.icon}>
        <Person />
      </div>
      <div className={classes.body}>
        <div>{data.name}<span className={classes.phone}>{data.phone}</span></div>
        <div className={classes.desc}>{`${data.department || ''}, ${data.position || ''}`}</div>
      </div>
      <div className={classes.action}>
        <Checkbox color="primary" checked={selected} onChange={(e, v) => onSelectChange(data, v)} />
      </div>
    </div>
  )
}

function SmtpPanel({ record }) {
  const classes = useStyle();

  const [personels, setPersonels] = useState([]);
  const [selected, setSelected] = useState({});
  const [loading, setLoading] = useState(false);
  const [content, setContent] = useState(() => {
    const rz = record.rz;
    const brz = record[appconsts.stWarnLevelKey[record.level]];
    const arz = brz ? (rz - brz).toFixed(2) : '-';

    return `报警水位${rz}m，测站${appconsts.stWarnLevel[record.level]}为${brz || '-'}m，超${arz || '-'}m`
  });
  const [msg, setMsg] = useState(null);

  useEffect(() => {
    const fetchData = async () => {
      const st = await HDGet(record?.stcd);
      if (st?.adcd?.length >= 9) {
        const zhenAd = st.adcd.substr(0, 9);
        const data = await personelByAdcdExact(zhenAd);

        setPersonels(data || []);
      }
    }
    fetchData();
  }, [record]);

  const onSelectChange = (data, v) => {
    setSelected({
      ...selected,
      [data.id]: v,
    })
  }

  const filterdata = useMemo(() => {
    return personels.filter(o => selected[o.id])
  }, [selected, personels]);

  const selectAll = () => {
    const a = {};
    personels.forEach(p => a[p.id] = true);
    setSelected(a);
  }

  const doSend = async () => {
    if (loading) {
      return;
    }
    const phones = filterdata.map(o => o.phone);
    setLoading(true);
    sendsmtp(phones, content).then((result) => {
      if (result) {
        setMsg({ type: 'success', msg: '短信已发送' });
        setSelected({})
      } else {
        setMsg({ type: 'error', msg: '发送失败' });
      }
      setLoading(false);
    });
  }

  return (
    <div className={classes.root}>

      <div className={classes.leftSide}>
        {
          personels.map(o => (
            <Personel key={o.id} data={o} selected={!!selected[o.id]} classes={classes} onSelectChange={onSelectChange} />
          ))
        }

      </div>

      <div className={classes.rightSide}>
        <TextField
          fullWidth
          label="短信内容"
          multiline
          rows={8}
          defaultValue={content}
          variant="outlined"
          onChange={(e) => setContent(e.target.value)}
        />

        <div className={classes.span}></div>

        <div style={{ display: 'flex', justifyContent: 'space-between' }}>
          <Button disabled={filterdata?.length === personels.length} onClick={selectAll}>全选</Button>
          <Button variant="outlined" color="primary" disabled={!content?.length || !filterdata?.length || loading} onClick={doSend}>发送</Button>
        </div>

      </div>

      <Snackbar open={!!msg} autoHideDuration={6000} onClose={() => setMsg(null)}>
        {
          msg && (
            <DpAlert onClose={() => setMsg(null)} severity={msg?.type}>
              {msg?.msg}
            </DpAlert>
          )
        }
      </Snackbar>
    </div>
  )
}

export default SmtpPanel