import { useState } from 'react'

import { Button, Page, Slider, TextField, Typography } from '@/components'
import { DeckDialog } from '@/components/decks/deck-dialog'
import { DecksTable } from '@/components/decks/decks-table'
import { DeleteDeckDialog } from '@/components/decks/delete-deck-dialog'
import { Pagination } from '@/components/ui/pagination'
import { Tabs, TabsList, TabsTrigger } from '@/components/ui/tabs'
import {
    Tab,
    useCreateDeckMutation,
    useDeleteDeckMutation,
    useGetDecksQuery,
    useUpdateDeckMutation,
} from '@/services/decks'
import {
    selectDecksCurrentPage,
    selectDecksCurrentTab,
    selectDecksMaxCards,
    selectDecksMinCards,
    selectDecksSearch,
} from '@/services/decks/decks.selectors'
import { decksSlice } from '@/services/decks/decks.slice'
import { useAppDispatch, useAppSelector } from '@/services/store'

import s from './decks-page.module.scss'

export const DecksPage = () => {
    const [showCreateModal, setShowCreateModal] = useState(false)
    const [deckToDeleteId, setDeckToDeleteId] = useState<null | string>(null)
    const [deckToEditId, setDeckToEditId] = useState<null | string>(null)

    const showEditModal = !!deckToEditId

    const dispatch = useAppDispatch()
    const currentPage = useAppSelector(selectDecksCurrentPage)
    const minCards = useAppSelector(selectDecksMinCards)
    const maxCards = useAppSelector(selectDecksMaxCards)
    const currentTab = useAppSelector(selectDecksCurrentTab)
    const search = useAppSelector(selectDecksSearch)
    const setCurrentPage = (page: number) => dispatch(decksSlice.actions.setCurrentPage(page))
    const setMinCards = (minCards: number) => dispatch(decksSlice.actions.setMinCards(minCards))
    const setMaxCards = (maxCards: number) => dispatch(decksSlice.actions.setMaxCards(maxCards))
    const setSearch = (search: string) => dispatch(decksSlice.actions.setSearch(search))
    const setCurrentTab = (tab: Tab) => dispatch(decksSlice.actions.setCurrentTab(tab))

    const resetFilters = () => {
        dispatch(decksSlice.actions.resetFilters())
        setRangeValue([0, decks?.maxCardsCount || undefined])
    }

    const [rangeValue, setRangeValue] = useState([minCards, maxCards])

    const handleSliderCommitted = (value: number[]) => {
        setMinCards(value[0])
        setMaxCards(value[1])
    }
    const currentUserId = 'f2be95b9-4d07-4751-a775-bd612fc9553a'
    const authorId = currentTab === 'my' ? currentUserId : undefined

    const { data: decks } = useGetDecksQuery({
        authorId,
        currentPage,
        maxCardsCount: maxCards,
        minCardsCount: minCards,
        name: search,
    })

    const showConfirmDeleteModal = !!deckToDeleteId
    const deckToDeleteName = decks?.items?.find(deck => deck.id === deckToDeleteId)?.name

    const deckToEdit = decks?.items?.find(deck => deck.id === deckToEditId)

    const [createDeck] = useCreateDeckMutation()
    const [deleteDeck] = useDeleteDeckMutation()
    const [updateDeck] = useUpdateDeckMutation()
    const openCreateModal = () => setShowCreateModal(true)

    if (!decks) {
        return <div>loading...</div>
    }

    return (
        <Page>
            <DeleteDeckDialog
                deckName={deckToDeleteName ?? 'Selected deck'}
                onCancel={() => setDeckToDeleteId(null)}
                onConfirm={() => {
                    deleteDeck({ id: deckToDeleteId ?? '' })
                    setDeckToDeleteId(null)
                }}
                onOpenChange={() => setDeckToDeleteId(null)}
                open={showConfirmDeleteModal}
            />
            <DeckDialog
                defaultValues={deckToEdit}
                key={deckToEditId}
                onConfirm={data => {
                    if (!deckToEditId) {
                        return
                    }

                    updateDeck({ id: deckToEditId, ...data })
                }}
                onOpenChange={() => setDeckToEditId(null)}
                open={showEditModal}
            />
            <div className={s.root}>
                <div className={s.header}>
                    <Typography variant={'large'}>Decks</Typography>
                    <Button onClick={openCreateModal}>Add new deck</Button>
                    <DeckDialog
                        onCancel={() => setShowCreateModal(false)}
                        onConfirm={createDeck}
                        onOpenChange={setShowCreateModal}
                        open={showCreateModal}
                    />
                </div>
                <div className={s.filters}>
                    <TextField
                        onValueChange={setSearch}
                        placeholder={'Search'}
                        search
                        value={search}
                    />
                    <Tabs onValueChange={value => setCurrentTab(value as Tab)} value={currentTab}>
                        <TabsList>
                            <TabsTrigger value={'my'}>My decks</TabsTrigger>
                            <TabsTrigger value={'all'}>All decks</TabsTrigger>
                        </TabsList>
                    </Tabs>
                    <Slider
                        max={decks?.maxCardsCount || 0}
                        min={0}
                        onValueChange={setRangeValue}
                        onValueCommit={handleSliderCommitted}
                        value={rangeValue}
                    />
                    <Button onClick={resetFilters} variant={'secondary'}>
                        Clear filters
                    </Button>
                </div>
                <DecksTable
                    currentUserId={currentUserId}
                    decks={decks?.items}
                    onDeleteClick={setDeckToDeleteId}
                    onEditClick={setDeckToEditId}
                />
                <Pagination
                    count={decks?.pagination?.totalPages || 1}
                    onChange={setCurrentPage}
                    page={currentPage}
                />
            </div>
        </Page>
    )
}