<?php

declare(strict_types=1);

namespace App\Filament\RelationManagers;

use App\Filament\Support\ReviewActions;
use App\Models\ReviewComment;
use Filament\Actions\Action;
use Filament\Forms\Components\Textarea;
use Filament\Resources\RelationManagers\RelationManager;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Model;

/**
 * The conversation about one record, on the record.
 *
 * Sits beside the change history and answers a different question. A revision
 * knows the title used to say something else; it cannot know that this went
 * back because the photo is missing, because that sentence was never a field
 * on the form. Kept together with the two review buttons so the reason and the
 * decision are written in the same place, rather than the decision here and
 * the reason in somebody's chat window.
 */
class ReviewsRelationManager extends RelationManager
{
    protected static string $relationship = 'reviewComments';

    public static function getTitle(Model $ownerRecord, string $pageClass): string
    {
        return __('panel.reviews.title');
    }

    /**
     * The badge says "waiting", not "how many": a count of comments is
     * trivia, and whether somebody is waiting for an answer is not.
     */
    public static function getBadge(Model $ownerRecord, string $pageClass): ?string
    {
        return $ownerRecord->isAwaitingReview() ? '!' : null;
    }

    public static function getBadgeColor(Model $ownerRecord, string $pageClass): ?string
    {
        return 'warning';
    }

    public function table(Table $table): Table
    {
        return $table
            ->defaultSort('id', 'desc')
            ->modifyQueryUsing(fn ($query) => $query->with('user'))
            ->columns([
                TextColumn::make('event')
                    ->label(__('panel.reviews.fields.event'))
                    ->badge(),

                TextColumn::make('user_name')
                    ->label(__('panel.reviews.fields.who'))
                    ->state(fn (ReviewComment $record) => $record->author()),

                TextColumn::make('body')
                    ->label(__('panel.reviews.fields.note'))
                    ->wrap()
                    ->placeholder('—'),

                TextColumn::make('created_at')
                    ->label(__('panel.reviews.fields.when'))
                    ->since()
                    ->dateTimeTooltip()
                    ->sortable(),
            ])
            ->headerActions([
                ReviewActions::request(),
                ReviewActions::returnForChanges(),

                // Plain comments, for the half of a review that is neither a
                // rejection nor an approval: a question, or an answer to one.
                Action::make('comment')
                    ->label(__('panel.reviews.actions.comment'))
                    ->icon('heroicon-o-chat-bubble-left-ellipsis')
                    ->color('gray')
                    ->visible(fn () => $this->getOwnerRecord()->exists)
                    ->schema([
                        Textarea::make('body')
                            ->label(__('panel.reviews.fields.note'))
                            ->rows(3)
                            ->required()
                            ->maxLength(2000),
                    ])
                    ->action(fn (array $data) => $this->getOwnerRecord()->comment($data['body'])),
            ])
            ->emptyStateHeading(__('panel.reviews.empty.heading'))
            ->emptyStateDescription(__('panel.reviews.empty.description'))
            ->emptyStateIcon('heroicon-o-chat-bubble-left-right');
    }
}