<?php

namespace Modules\Maintenance\Services;

use App\Business;
use App\User;
use Illuminate\Support\Facades\DB;
use InvalidArgumentException;
use Modules\Maintenance\Models\MaintenanceTool;
use Modules\Maintenance\Models\MaintenanceToolTransaction;

class ToolCribService
{
    public function checkout(
        Business $business,
        MaintenanceTool $tool,
        int $userId,
        ?int $workOrderId = null,
        ?int $equipmentId = null,
        ?string $expectedReturnAt = null,
        ?string $notes = null,
        ?User $performer = null
    ): MaintenanceToolTransaction {
        if ($tool->status === 'checked_out') {
            throw new InvalidArgumentException('این ابزار در حال حاضر تحویل داده شده است.');
        }

        return DB::transaction(function () use ($business, $tool, $userId, $workOrderId, $equipmentId, $expectedReturnAt, $notes, $performer) {
            $tool->update([
                'status' => 'checked_out',
                'checked_out_to' => $userId,
                'current_work_order_id' => $workOrderId,
            ]);

            return MaintenanceToolTransaction::create([
                'business_id' => $business->id,
                'tool_id' => $tool->id,
                'type' => 'checkout',
                'user_id' => $userId,
                'work_order_id' => $workOrderId,
                'equipment_id' => $equipmentId,
                'transaction_at' => now(),
                'expected_return_at' => $expectedReturnAt,
                'notes' => $notes,
                'performed_by' => $performer?->id,
            ]);
        });
    }

    public function returnTool(
        Business $business,
        MaintenanceTool $tool,
        ?string $notes = null,
        ?User $performer = null
    ): MaintenanceToolTransaction {
        if ($tool->status !== 'checked_out') {
            throw new InvalidArgumentException('این ابزار در وضعیت تحویل نیست.');
        }

        return DB::transaction(function () use ($business, $tool, $notes, $performer) {
            $lastCheckout = MaintenanceToolTransaction::where('tool_id', $tool->id)
                ->where('type', 'checkout')
                ->whereNull('returned_at')
                ->orderByDesc('id')
                ->first();

            if ($lastCheckout) {
                $lastCheckout->update(['returned_at' => now()]);
            }

            $tool->update([
                'status' => 'available',
                'checked_out_to' => null,
                'current_work_order_id' => null,
            ]);

            return MaintenanceToolTransaction::create([
                'business_id' => $business->id,
                'tool_id' => $tool->id,
                'type' => 'return',
                'user_id' => $lastCheckout?->user_id,
                'work_order_id' => $lastCheckout?->work_order_id,
                'equipment_id' => $lastCheckout?->equipment_id,
                'transaction_at' => now(),
                'returned_at' => now(),
                'notes' => $notes,
                'performed_by' => $performer?->id,
            ]);
        });
    }
}