new licenceController, moved api handling & renaming things

internal/controllers/licenceController.go

@@ -0,0 +1,31 @@
+package controllers
+
+import (
+	"GoMembership/internal/services"
+	"GoMembership/pkg/logger"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+type LicenceController struct {
+	Service services.LicenceService
+}
+
+func (lc *LicenceController) GetAllCategories(c *gin.Context) {
+
+	categories, err := lc.Service.GetAllCategories()
+
+	if err != nil {
+		logger.Error.Printf("Error retrieving licence categories: %v", err)
+		c.JSON(http.StatusInternalServerError, gin.H{"errors": []gin.H{{
+			"field": "general",
+			"key":   "validation.internal_server_error",
+		}}})
+		return
+	}
+	logger.Error.Printf("categories: %v", categories)
+	c.JSON(http.StatusOK, gin.H{
+		"licence_categories": categories,
+	})
+}