import { Meteor } from 'meteor/meteor';
import React, { useState, useEffect } from 'react';
import { useTracker } from 'meteor/react-meteor-data';
import { useTheme } from '@mui/material/styles';
import _ from 'lodash';
import SimpleTable from "/imports/ui/util/SimpleTable";
import TextField from "@mui/material/TextField";
import Button from "@mui/material/Button";
import Select from '@mui/material/Select';
import Chip from '@mui/material/Chip';
import MenuItem from '@mui/material/MenuItem';
import Paper from '@mui/material/Paper';
import InputBase from '@mui/material/InputBase';
import IconButton from '@mui/material/IconButton';
import SearchIcon from '@mui/icons-material/Search';
import Box from "@mui/material/Box";
import OutlinedInput from '@mui/material/OutlinedInput';
import FormControl from '@mui/material/FormControl';
import ToggleButton from '@mui/material/ToggleButton';
import ToggleButtonGroup from '@mui/material/ToggleButtonGroup';
import { useNavigate } from "react-router-dom";
import {Students} from "/imports/api/students";
import {Staff} from "/imports/api/staff";
import {conditions} from "/imports/api/assets";
import DialogTitle from "@mui/material/DialogTitle";
import DialogContent from "@mui/material/DialogContent";
import DialogActions from "@mui/material/DialogActions";
import Dialog from "@mui/material/Dialog";
import {InputLabel, List, ListItem, ListItemButton, ListItemText} from "@mui/material";

export default () => {
	const navigate = useNavigate()
	const [value, setValue] = useState("")
	const search = async () => {
		if(value && value.length > 1) {
			let students = await Students.find({email: {$regex: value, $options: 'i'}}).fetchAsync()
			let staff = await Staff.find({email: {$regex: value, $options: 'i'}}).fetchAsync()
			let all = [...staff, ...students]
			
			if(all.length > 1) {
				setPeopleToPickFrom(all)
				setOpenPickPersonDialog(true)
			}
			else if(all.length === 1) {
				navigate("/history/search?" + (students.length ? "studentId" : 'staffId') + "=" + encodeURIComponent(all[0]._id));
			}
		}
	}

	Meteor.subscribe('students');
	Meteor.subscribe('staff');

	const [openPickPersonDialog, setOpenPickPersonDialog] = useState(false)
	const [peopleToPickFrom, setPeopleToPickFrom] = useState([])
	const pickPersonClosed = (cause, person) => {
		if(openPickPersonDialog) setOpenPickPersonDialog(false)

		if(person && person._id) {
			navigate("/history/search?" + (person.grade ? "studentId" : 'staffId') + "=" + encodeURIComponent(person._id));
		}
	}
	
	return (
		<>
			<Dialog open={openPickPersonDialog}>
				<DialogTitle>Pick One</DialogTitle>
				<DialogContent style={{display: 'flex', flexDirection: 'column'}}>
					<List>
						{peopleToPickFrom.map((next, i) => {
							return (
								<ListItemButton key={next._id} onClick={(e) => {pickPersonClosed("selection", next)}}>
									<ListItemText primary={next.firstName + " " + next.lastName} secondary={next.email}/>
								</ListItemButton>
							)
						})}
					</List>
				</DialogContent>
				<DialogActions>
					<Button onClick={() => pickPersonClosed("button")}>Cancel</Button>
				</DialogActions>
			</Dialog>

			<div style={{display: "flex", flexDirection: "column"}} sx={{ p: '2px 4px', display: 'flex', alignItems: 'center', width: 400 }}>
				<Paper componet='form'>
					<InputBase value={value} onChange={(e) => {setValue(e.target.value)}} sx={{ ml: 1, flex: 1 }} placeholder="Email" inputProps={{ 'aria-label': 'Search Email' }}/>
					<IconButton type="button" sx={{ p: '10px' }} aria-label="search" onClick={search}>
						<SearchIcon />
					</IconButton>
				</Paper>
			</div>
		</>
	)
}