Merge pull request #262 from chengkeshang/api-merchant-id-to-location

implement api to get merchant by id

Author: kexincchen

src/MobileAppAPI/urls.py

@@ -13,6 +13,7 @@
 urlpatterns = [
     path('get_merchants/', Views.Merchants, name="get_merchants"),
     path('get_sponsors/', Views.Sponsors, name="get_sponsers"),
+    path('get_merchant_location/', Views.MerchantLocation, name="get_merchant_location"),
     path('update_merchants/', Views.UpdateMerchants, name="update_merchants"),
     path('update_sponsors/', Views.UpdateMerchants, name="update_sponsers"),
     path('add_merchants/', Views.AddMerchants, name="add_merchants"),

src/MobileAppAPI/views.py

@@ -1,6 +1,6 @@
 import json
 
-from django.http import HttpResponse, HttpResponseForbidden
+from django.http import HttpResponse, HttpResponseForbidden, JsonResponse
 from django.shortcuts import get_object_or_404
 from myCSSAhub.forms import MerchantsForm
 from myCSSAhub.models import *
@@ -37,6 +37,28 @@ def Sponsors(request):
         jsonRes.append(jsonObj)
     return HttpResponse(json.dumps(jsonRes), content_type='application/json')
 
+
+# New function to get merchant location (longitude and latitude)
+def MerchantLocation(request):
+    merchant_id = request.GET.get('id')
+    if not merchant_id:
+        return JsonResponse({'error': 'Merchant ID is required'}, status=400)
+
+    try:
+        merchant = DiscountMerchant.objects.get(merchant_id=merchant_id, merchant_type='折扣商家')
+        # Assuming merchant_longitude and merchant_latitude fields exist in your model
+        location_data = {
+            'id': merchant.merchant_id,
+            'name': merchant.merchant_name,
+            'longitude': merchant.longitude,
+            'latitude': merchant.latitude,
+            'address': merchant.merchant_address
+        }
+        return JsonResponse(location_data)
+    except DiscountMerchant.DoesNotExist:
+        return JsonResponse({'error': 'Merchant not found'}, status=404)
+
+
 # api_view documentation:
 # https://www.django-rest-framework.org/api-guide/views/
 # Specify the POST request, and authenticated user