'use client'

import {
	CommandEmpty,
	CommandGroup,
	CommandInput,
	CommandItem,
	CommandList
} from 'cmdk'
import {
	Check,
	ChevronsUpDown,
	MapPinCheck,
	MapPinPlus,
	Warehouse
} from 'lucide-react'
import {useLocale, useTranslations} from 'next-intl'
import {useState} from 'react'
import {useDebouncedCallback} from 'use-debounce'

import {
	type Settlement,
	type Warehouse as WarehouseType,
	formatSettlement,
	getApi
} from '@/lib/nova-post-helper'
import {cn} from '@/lib/utils'
import {dump} from '@/lib/utils'
import {Button} from '@/ui/button'
import {Command} from '@/ui/command'
import {Popover, PopoverContent, PopoverTrigger} from '@/ui/popover'

const url = '/api/nova-post'

export default function NovaPost({onSelectHandler}: {onSelectHandler: any}) {
	const t = useTranslations('cart.post')
	const [citiesOpen, setCitiesOpen] = useState(false)
	const [warehousesOpen, setWarehousesOpen] = useState(false)
	const [citiesValue, setCitiesValue] = useState('')
	const [cityRef, setCityRef] = useState('')
	//const [warehouseRef, setWarehouseRef] = useState('')
	const [warehousesValue, setWarehousesValue] = useState('')
	const [cities, setCities] = useState([])
	const [warehouses, setWarehouses] = useState([])
	const locale = useLocale()

	const handleCitySearch = useDebouncedCallback(
		async (e: string): Promise<void> => {
			if (e.length < 3) {
				setCities([])
				return
			}

			const response = await getApi(url + `?scope=cities&q=` + encodeURI(e))

			if (response.ok) {
				let json = await response.json()
				setCities(json)
			} else {
				setCities([])
			}
		},
		1000
	)

	const handleWarehouseSearch = async (e: string): Promise<void> => {
		const response = await getApi(`${url}?scope=warehouses&q=${e}`)

		if (response.ok) {
			let json = await response.json()
			setWarehouses(json)
		} else {
			setWarehouses([])
		}
	}

	const cityDescription = (citiesValue: string): string => {
		const city: Settlement | undefined = cities.find(
			(city: Settlement) => city.Description === citiesValue
		)

		if (!city) {
			return ''
		}

		return formatSettlement(city, locale)
	}

	return (
		<div className='py-2'>
			<div>
				<Popover open={citiesOpen} onOpenChange={setCitiesOpen}>
					<PopoverTrigger asChild>
						<Button
							variant='outline'
							role='combobox'
							/*aria-expanded={open}*/
							className='w-full justify-between border border-brand-violet'
						>
							<span className='inline-flex items-center gap-x-3'>
								{citiesValue ? (
									<>
										<MapPinCheck />
										{cityDescription(citiesValue)}
									</>
								) : (
									<>
										<MapPinPlus />
										{t('findSettlement')}
									</>
								)}
							</span>
							<ChevronsUpDown className='opacity-50' />
						</Button>
					</PopoverTrigger>
					<PopoverContent className='w-[640px] p-2'>
						<Command>
							<CommandInput
								className='border border-brand-violet p-2'
								placeholder={t('startSearchSettlement')}
								onValueChange={(e: string) => handleCitySearch(e)}
							/>
							<CommandList>
								<CommandEmpty className='my-1'>{t('notFount')}</CommandEmpty>
								<CommandGroup className='max-h-[320px] w-full overflow-y-auto'>
									{cities.map((city: Settlement) => (
										<CommandItem
											className='my-2 flex'
											key={city?.Ref}
											value={city?.Description}
											onSelect={(currentValue: string) => {
												setCitiesValue(
													currentValue === citiesValue ? '' : currentValue
												)
												setCityRef(
													currentValue === citiesValue ? '' : city?.Ref
												)

												handleWarehouseSearch(
													currentValue === citiesValue ? '' : city?.Ref
												).then(console.log)

												setCitiesOpen(false)
											}}
										>
											{formatSettlement(city, locale)}
											<Check
												className={cn(
													'ml-auto',
													citiesValue === city?.Description
														? 'opacity-100'
														: 'opacity-0'
												)}
											/>
										</CommandItem>
									))}
								</CommandGroup>
							</CommandList>
						</Command>
					</PopoverContent>
				</Popover>
			</div>
			{cityRef !== '' && (
				<div className='pt-3'>
					<Popover open={warehousesOpen} onOpenChange={setWarehousesOpen}>
						<PopoverTrigger asChild>
							<Button
								variant='outline'
								role='combobox'
								/*aria-expanded={open}*/
								className='w-full justify-between'
							>
								<span className='inline-flex items-center gap-x-3'>
									<Warehouse />
									{warehousesValue ? warehousesValue : t('selectWarehouse')}
								</span>
								<ChevronsUpDown className='opacity-50' />
							</Button>
						</PopoverTrigger>
						<PopoverContent className='w-[640px] p-2'>
							<Command>
								<CommandInput
									className='p-2'
									placeholder={t('startSearchWarehouse')}
									/*onValueChange={(e: string) => handleCitySearch(e)}*/
								/>
								<CommandList>
									<CommandEmpty className='my-1'>{t('notFount')}</CommandEmpty>
									<CommandGroup className='max-h-[320px] w-full overflow-y-auto'>
										{warehouses.map((warehouse: WarehouseType) => (
											<CommandItem
												className='my-2 flex'
												key={warehouse.Ref}
												value={warehouse.Description}
												onSelect={(currentValue: string) => {
													setWarehousesValue(
														currentValue === warehousesValue ? '' : currentValue
													)
													/*setWarehouseRef(
														currentValue === warehousesValue
															? ''
															: warehouse.Ref
													)*/
													onSelectHandler(
														currentValue === warehousesValue
															? {}
															: {
																	Ref: warehouse.Ref,
																	Description: warehouse.Description,
																	DescriptionRu: warehouse.DescriptionRu
																}
													)
													setWarehousesOpen(false)
												}}
											>
												{warehouse.Description}
												<Check
													className={cn(
														'ml-auto',
														warehousesValue === warehouse.Description
															? 'opacity-100'
															: 'opacity-0'
													)}
												/>
											</CommandItem>
										))}
									</CommandGroup>
								</CommandList>
							</Command>
						</PopoverContent>
					</Popover>
				</div>
			)}
		</div>
	)
}