<?php

namespace App\Http\Middleware;

use App\Models\PosLocation;
use App\Models\User;
use App\Services\Pos\PosLocationService;
use App\Services\Pos\PosMemberResolver;
use Closure;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\View;
use Symfony\Component\HttpFoundation\Response;

class SetActingLocation
{
    public function __construct(
        private PosLocationService $locations,
        private PosMemberResolver $members,
    ) {}

    public function handle(Request $request, Closure $next): Response
    {
        if (! $user = $request->user()) {
            return $next($request);
        }

        $account = ladill_account() ?? $user;
        $ownerRef = (string) $account->public_id;
        $member = $this->members->memberFor($user, $ownerRef);
        $scope = $this->members->locationScope($member, $ownerRef, $user);

        $request->attributes->set('pos.member', $member);
        $request->attributes->set('pos.locationScope', $scope);

        $location = $this->resolveLocation($request, $ownerRef, $scope);
        $request->attributes->set('actingLocation', $location);

        if (! $request->is('api/*')) {
            View::share('actingLocation', $location);
            View::share('accessibleLocations', $this->locations->accessible($ownerRef, $scope));
            View::share('posMember', $member);
            View::share('canManageBranches', $this->members->canManageBranches($member, $ownerRef, $user));
            View::share('canManageTeam', $this->members->canManageTeam($member, $ownerRef, $user));
        }

        return $next($request);
    }

    private function resolveLocation(Request $request, string $ownerRef, ?int $scope): PosLocation
    {
        if ($scope !== null) {
            return PosLocation::owned($ownerRef)->whereKey($scope)->firstOrFail();
        }

        if (! $request->is('api/*')) {
            $sessionId = (int) $request->session()->get('ladill_pos_location', 0);
            if ($sessionId > 0) {
                $fromSession = PosLocation::owned($ownerRef)->whereKey($sessionId)->first();
                if ($fromSession) {
                    return $fromSession;
                }
            }
        }

        return $this->locations->ensureDefault($ownerRef);
    }
}