<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Http\JsonResponse;

class MerchantController extends Controller
{
    /**
     * GET /api/merchants
     * Get all customers (aliased as merchants for frontend compatibility)
     */
    public function index(Request $request): JsonResponse
    {
        // Switch to Customer model
        $query = \App\Models\Customer::query();

        // Filter by bbox
        if ($request->has('bbox') && !empty($request->bbox)) {
            $bbox = explode(',', $request->bbox);
            if (count($bbox) === 4) {
                $minLng = (float) $bbox[0];
                $minLat = (float) $bbox[1];
                $maxLng = (float) $bbox[2];
                $maxLat = (float) $bbox[3];

                $query->where('latitude', '>=', $minLat)
                    ->where('latitude', '<=', $maxLat)
                    ->where('longitude', '>=', $minLng)
                    ->where('longitude', '<=', $maxLng);
            }
        }

        // Filter by categories
        if ($request->has('categories') && !empty($request->categories)) {
            $categories = explode(',', $request->categories);
            $query->whereIn('category', $categories);
        }

        $customers = $query->get();

        // return formatted data
        $data = $customers->map(function ($m) {
            return [
                'id' => $m->id,
                'name' => $m->name,
                'category' => $m->category ?? 'other',
                'latitude' => (float) $m->latitude,
                'longitude' => (float) $m->longitude,
                'city' => $m->city ?? '',
                'address' => $m->address ?? ''
            ];
        });

        return response()->json($data);
    }
}