<?php

namespace App\Http\Resources;

use Illuminate\Http\Request;
use Illuminate\Http\Resources\Json\JsonResource;

class OrderResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @return array<string, mixed>
     */
    public function toArray(Request $request): array
    {
        $now = now()->startOfDay();
        $deadline = $this->delivery_deadline ? \Carbon\Carbon::parse($this->delivery_deadline)->startOfDay() : null;
        $isOverdue = $deadline && $deadline->lt($now) && !in_array($this->status, ['delivered', 'closed']);

        return [
            'id' => $this->id,
            'number' => $this->number,
            'label' => $this->label,
            'type' => $this->type,
            'supplier' => $this->supplier,
            'quote_number' => $this->quote_number,
            'amount_ht' => (float) $this->amount_ht,
            'amount_ttc' => (float) $this->amount_ttc,
            'exclude_vat' => (bool) $this->exclude_vat,
            'requested_by' => $this->requested_by,
            'prescriber' => $this->prescriber,
            'delivery_deadline' => $this->delivery_deadline?->format('Y-m-d'),
            'delivery_deadline_formatted' => $this->delivery_deadline?->format('d/m/Y'),
            'status' => $this->status,
            'notes' => $this->notes,
            'is_overdue' => $isOverdue,
            'created_at' => $this->created_at?->format('d/m/Y H:i'),
            'attachments' => AttachmentResource::collection($this->whenLoaded('attachments')),
            'status_logs' => OrderStatusLogResource::collection($this->whenLoaded('statusLogs')),
            'can' => [
                'update' => $request->user()?->can('update', $this->resource),
                'delete' => $request->user()?->can('delete', $this->resource),
            ],
            'can_transition_to' => [
                'validated' => $this->status === 'draft' && ($request->user()?->can('transition', [$this->resource, 'validated']) ?? false),
                'ordered' => $this->status === 'validated' && ($request->user()?->can('transition', [$this->resource, 'ordered']) ?? false),
                'delivered' => $this->status === 'ordered' && ($request->user()?->can('transition', [$this->resource, 'delivered']) ?? false),
                'closed' => $this->status === 'delivered' && ($request->user()?->can('transition', [$this->resource, 'closed']) ?? false),
            ],
        ];
    }
}