update api single business

fbla-api/lib/fbla_api.dart

@@ -218,7 +218,7 @@ void main() async {
             )
         )
         FROM businesses b
-        LEFT JOIN listings l ON b.id = l.business_id
+        LEFT JOIN listings l ON b.id = l."businessId"
         WHERE b.id = $business
         GROUP BY b.id;
     '''))[0][0];

fbla_ui/lib/api_logic.dart

@@ -39,10 +39,15 @@ Future fetchBusinessDataOverview() async {
       Map<JobType, List<Business>> groupedBusinesses = {};
 
       for (String stringType in decodedResponse.keys) {
-        groupedBusinesses.addAll({
-          JobType.values.byName(decodedResponse[stringType]):
-              decodedResponse.map((json) => Business.fromJson(json)).toList()
-        });
+        List<Business> businesses = [];
+
+        for (Map<String, dynamic> map in decodedResponse[stringType]) {
+          Business business = Business.fromJson(map);
+          businesses.add(business);
+        }
+
+        groupedBusinesses
+            .addAll({JobType.values.byName(stringType): businesses});
       }
 
       // for (JobType type in decodedResponse.keys) {
@@ -51,7 +56,6 @@ Future fetchBusinessDataOverview() async {
       //         decodedResponse.map((json) => Business.fromJson(json)).toList()
       //   });
       // }
-      print(groupedBusinesses);
       return groupedBusinesses;
     } else {
       return 'Error ${response.statusCode}! Please try again later!';

fbla_ui/lib/shared.dart

@@ -118,14 +118,17 @@ class Business {
       this.listings});
 
   factory Business.fromJson(Map<String, dynamic> json) {
-    List<JobListing>? listings = [];
-    for (int i = 0; i < json['listings'].length; i++) {
-      listings.add(JobListing(
-          name: json['listings']['name'],
-          description: json['listings']['description'],
-          type: json['listings']['type'],
-          wage: json['listings']['wage'],
-          link: json['listings']['link']));
+    List<JobListing>? listings;
+    if (json['listings'] != null) {
+      listings = [];
+      for (int i = 0; i < json['listings'].length; i++) {
+        listings.add(JobListing(
+            name: json['listings']['name'],
+            description: json['listings']['description'],
+            type: json['listings']['type'],
+            wage: json['listings']['wage'],
+            link: json['listings']['link']));
+      }
     }
 
     return Business(