Implement settings api

app.go

@@ -20,6 +20,7 @@ func (a *App) startup(ctx context.Context) {
 	a.ctx = ctx
 }
 
+// region food
 func (a *App) GetFood() WailsFood {
 	data, err := foodService.GetRecent()
 	if err != nil {
@@ -42,4 +43,12 @@ func (a *App) UpdateFood(food Food) WailsFood1 {
 		return WailsFood1{Success: false, Error: err.Error()}
 	}
 	return WailsFood1{Data: data, Success: true}
+}
+
+// region settings
+func (a *App) GetSettings() settings {
+	return Settings
+}
+func (a *App) SetSetting(key string, value any) settings {
+	return settingsService.Set(key, value)
 }

settingsservice.go

@@ -50,7 +50,7 @@ func (s *SettingsService) LoadSettings() error {
 			log.Printf("error getting setting for key %s: %v; setting default", key, err)
 			_, err := s.db.writeConn.Exec("INSERT INTO settings (key, value) VALUES (?, ?)", key, field.Tag.Get("default"))
 			if err != nil {
-				log.Printf("error inserting setting for key %s: %v", key, err)
+				Error.Printf("error inserting setting for key %s: %v", key, err)
 				continue
 			}
 		}
@@ -60,3 +60,24 @@ func (s *SettingsService) LoadSettings() error {
 	}
 	return nil
 }
+func (s *SettingsService) Set(key string, value any) settings {
+	fields := reflect.ValueOf(&Settings).Elem()
+	for i := 0; i < fields.NumField(); i++ {
+		field := fields.Type().Field(i)
+		if field.Name == key {
+			fields.Field(i).SetInt(value.(int64))
+
+			// This could cause desync between client and server
+			// But we can just refresh, I think it's fine
+			go func() {
+				_, err := s.db.writeConn.Exec("UPDATE settings SET value = ? WHERE key = ?", value, key)
+				if err != nil {
+					Error.Printf("error updating setting for key %s: %v", key)
+				}
+			}()
+
+			return Settings
+		}
+	}
+	return Settings
+}