'use client'
import ReExt from '@sencha/reext';
import { useState, useRef } from 'react';
type FlexDirection = 'row' | 'row-reverse' | 'column' | 'column-reverse';
interface RowData {
  name: string;
  email: string;
  phone: string;
}

export default function Home() {
  const [row, setRow] = useState<RowData | null>(null);
  const [direction, setDirection] = useState<FlexDirection>('row');
  const directionRef = useRef<FlexDirection>(direction); directionRef.current = direction;

  return (
    <div style={{ flex: 1, display: 'flex', flexDirection: 'column' }}>
      <div style={{ height: '90px' }}>
        <ReExt xtype='logo' />
      </div>
      <div style={{ height: '30px', display: 'flex', justifyContent: 'flex-start', marginBottom: '10px' }}>
        <ReExt xtype='button'
          style={{ width: '100px', height: '30px', marginRight: '10px' }}
          config={{ text: direction, width: '100%' }}
          onClick={() => {
            if (directionRef.current === 'row') { setDirection('column'); } else { setDirection('row'); }
          }} />
      </div>
      <div style={{ display: 'flex', flexDirection: direction }}>
        <ReExt xtype='grid'
          style={{ width: '325px', height: '120px' }}
          config={{
            title: 'grid',
            columns: [
              { text: 'Name', dataIndex: 'name', width: 60 },
              { text: 'Email', dataIndex: 'email', flex: 1 },
              { text: 'Phone', dataIndex: 'phone', width: 80 }],
            store: {
              data: {
                items: [
                  { name: 'Jean Luc', email: "jeanluc@enterprise.com", phone: "555-111-1111" },
                  { name: 'Worf', email: "worf@enterprise.com", phone: "555-222-2222" },
                  { name: 'Deanna', email: "deanna@enterprise.com", phone: "555-333-3333" },
                  { name: 'Data', email: "data@enterprise.com", phone: "555-444-4444" }
                ]
              },
              proxy: {
                type: 'memory',
                reader: {
                  type: 'json',
                  rootProperty: 'items'
                }
              }
            }
          }}
          onSelect={(grid, selected) => {
            let row: RowData;
            if (selected[0] === undefined) { row = selected.data; } else { row = selected[0].data; }
            setRow(row);
          }} />
        <div style={{ width: '300px', padding: '10px 10px 10px 13px', border: '1px solid gray' }}>
          <ReExt xtype='displayfield' style={{border: '1px solid lightgray'}} config={{ value: `name: ${row === null ? '' : row.name}` }} />
          <ReExt xtype='displayfield' style={{border: '1px solid lightgray'}} config={{ value: `email: ${row === null ? '' : row.email}` }} />
          <ReExt xtype='displayfield' style={{border: '1px solid lightgray'}} config={{ value: `phone: ${row === null ? '' : row.phone}` }} />
        </div>
      </div>
    </div>
  )
}