<?php

declare(strict_types=1);

/**
 * NOTICE OF LICENSE.
 *
 * UNIT3D Community Edition is open-sourced software licensed under the GNU Affero General Public License v3.0
 * The details is bundled with this project in the file LICENSE.txt.
 *
 * @project    UNIT3D Community Edition
 *
 * @author     Roardom <roardom@protonmail.com>
 * @license    https://www.gnu.org/licenses/agpl-3.0.en.html/ GNU Affero General Public License v3.0
 */

namespace App\Http\Livewire;

use App\Models\History;
use App\Models\User;
use App\Traits\LivewireSort;
use Illuminate\Support\Facades\DB;
use Livewire\Attributes\Url;
use Livewire\Component;
use Livewire\WithPagination;

class UserTorrents extends Component
{
    use LivewireSort;
    use WithPagination;

    public ?User $user = null;

    #TODO: Update URL attributes once Livewire 3 fixes upstream bug. See: https://github.com/livewire/livewire/discussions/7746

    #[Url(history: true)]
    public int $perPage = 25;

    #[Url(history: true)]
    public string $name = '';

    #[Url(history: true)]
    public string $unsatisfied = 'any';

    #[Url(history: true)]
    public string $active = 'any';

    #[Url(history: true)]
    public string $completed = 'any';

    #[Url(history: true)]
    public string $uploaded = 'any';

    #[Url(history: true)]
    public string $hitrun = 'any';

    #[Url(history: true)]
    public string $prewarn = 'any';

    #[Url(history: true)]
    public string $immune = 'any';

    #[Url(history: true)]
    public string $downloaded = 'any';

    /**
     * @var string[]
     */
    #[Url(history: true)]
    public array $status = [];

    #[Url(history: true)]
    public string $sortField = 'created_at';

    #[Url(history: true)]
    public string $sortDirection = 'desc';

    #[Url(history: true)]
    public bool $showMorePrecision = false;

    final public function mount(int $userId): void
    {
        $this->user = User::find($userId);
    }

    final public function updatingSearch(): void
    {
        $this->resetPage();
    }

    /**
     * @var \Illuminate\Contracts\Pagination\LengthAwarePaginator<int, History>
     */
    final protected \Illuminate\Contracts\Pagination\LengthAwarePaginator $history {
        get => History::query()
            ->join(
                'torrents',
                fn ($join) => $join
                    ->on('history.torrent_id', '=', 'torrents.id')
                    ->where('history.user_id', '=', $this->user->id)
            )
            ->select(
                'history.torrent_id',
                'history.agent',
                'history.uploaded',
                'history.downloaded',
                'history.seeder',
                'history.actual_uploaded',
                'history.actual_downloaded',
                'history.seedtime',
                'history.created_at',
                'history.updated_at',
                'history.completed_at',
                'history.immune',
                'history.hitrun',
                'history.prewarned_at',
                'torrents.name',
                'torrents.seeders',
                'torrents.leechers',
                'torrents.times_completed',
                'torrents.size',
                'torrents.user_id',
                'torrents.status',
                DB::raw('history.active AND history.seeder AS seeding'),
                DB::raw('history.active AND NOT history.seeder AS leeching'),
                DB::raw('NOT history.active AND history.seeder AS completed'),
            )
            ->selectRaw('torrents.user_id = ? AS uploader', [$this->user->id])
            ->selectRaw('TIMESTAMPDIFF(SECOND, history.created_at, history.completed_at) AS leechtime')
            ->selectRaw('CAST(history.uploaded AS float) / CAST((history.downloaded + 1) AS float) AS ratio')
            ->selectRaw('CAST(history.actual_uploaded AS float) / CAST((history.actual_downloaded + 1) AS float) AS actual_ratio')
            ->when(
                $this->name,
                fn ($query) => $query
                    ->where('name', 'like', '%'.str_replace(' ', '%', $this->name).'%')
            )
            ->when(
                $this->unsatisfied === 'exclude',
                fn ($query) => $query
                    ->where(
                        fn ($query) => $query
                            ->where('seedtime', '>', config('hitrun.seedtime'))
                            ->orWhere('immune', '=', 1)
                            ->orWhereRaw('actual_downloaded < (torrents.size * ? / 100)', [config('hitrun.buffer')])
                    )
            )
            ->when(
                $this->unsatisfied === 'include',
                fn ($query) => $query
                    ->where('seedtime', '<', config('hitrun.seedtime'))
                    ->where('immune', '=', 0)
                    ->whereRaw('actual_downloaded > (torrents.size * ? / 100)', [config('hitrun.buffer')])
            )
            ->when($this->active === 'include', fn ($query) => $query->where('active', '=', 1))
            ->when($this->active === 'exclude', fn ($query) => $query->where(fn ($query) => $query->where('active', '=', 0)->orWhereNull('active')))
            ->when($this->completed === 'include', fn ($query) => $query->where('seeder', '=', 1))
            ->when($this->completed === 'exclude', fn ($query) => $query->where(fn ($query) => $query->where('seeder', '=', 0)->orWhereNull('seeder')))
            ->when($this->prewarn === 'include', fn ($query) => $query->whereNotNull('prewarned_at'))
            ->when($this->prewarn === 'exclude', fn ($query) => $query->whereNull('prewarned_at'))
            ->when($this->hitrun === 'include', fn ($query) => $query->where('hitrun', '=', 1))
            ->when($this->hitrun === 'exclude', fn ($query) => $query->where(fn ($query) => $query->where('hitrun', '=', 0)->orWhereNull('hitrun')))
            ->when($this->immune === 'include', fn ($query) => $query->where('immune', '=', 1))
            ->when($this->immune === 'exclude', fn ($query) => $query->where(fn ($query) => $query->where('immune', '=', 0)->orWhereNull('immune')))
            ->when($this->uploaded === 'include', fn ($query) => $query->where('torrents.user_id', '=', $this->user->id))
            ->when($this->uploaded === 'exclude', fn ($query) => $query->where('torrents.user_id', '<>', $this->user->id))
            ->when($this->downloaded === 'include', fn ($query) => $query->where('history.actual_downloaded', '>', 0))
            ->when($this->downloaded === 'exclude', fn ($query) => $query->where('history.actual_downloaded', '=', 0))
            ->when(!empty($this->status), fn ($query) => $query->whereIntegerInRaw('status', $this->status))
            ->orderBy($this->sortField, $this->sortDirection)
            ->paginate($this->perPage);
    }

    final public function render(): \Illuminate\Contracts\View\Factory|\Illuminate\Contracts\View\View|\Illuminate\Contracts\Foundation\Application
    {
        return view('livewire.user-torrents', [
            'histories' => $this->history,
        ]);
    }

    /**
     * Update History Immune.
     */
    final public function updateImmune(int $torrentId, bool $immune): void
    {
        abort_unless(auth()->user()->group->is_modo, 403);

        $this->user
            ->history()
            ->where('torrent_id', '=', $torrentId)
            ->update([
                'immune' => $immune,
            ]);

        $this->dispatch('success', type: 'success', message: 'Immunity has successfully been updated!');
    }
}