<?php

namespace App\Actions\ProjectBoard;

use App\Models\Project;
use App\Models\TicketStatus;
use Illuminate\Database\Eloquent\Relations\HasMany;

trait ManagesTicketStatusPositions
{
    private function nextStatusPosition(Project $project, ?int $boardColumnId): int
    {
        return $this->statusContextQuery($project, $boardColumnId)->count() + 1;
    }

    private function normalizeStatusPositions(Project $project, ?int $boardColumnId): void
    {
        $this->statusContextQuery($project, $boardColumnId)
            ->get()
            ->values()
            ->each(function (TicketStatus $ticketStatus, int $index): void {
                $ticketStatus->forceFill([
                    'position' => $index + 1,
                ])->saveQuietly();
            });
    }

    private function statusContextLabel(TicketStatus $ticketStatus): string
    {
        return $ticketStatus->boardColumn?->name ?? 'Backlog';
    }

    private function statusContextQuery(Project $project, ?int $boardColumnId): HasMany
    {
        return $project->ticketStatuses()
            ->when(
                $boardColumnId === null,
                fn ($query) => $query->whereNull('board_column_id'),
                fn ($query) => $query->where('board_column_id', $boardColumnId),
            );
    }
}