Used correct HTTP error

app/api/routes/cart_routes.py

@@ -1,7 +1,7 @@
 from flask import jsonify, abort, request
 from flask_jwt_extended import jwt_required, get_jwt_identity
 
-from app.doc.cart_swag import show_cart_swagger, add_to_cart_swagger
+from app.doc.cart_swag import show_cart_swagger, add_to_cart_swagger, remove_from_cart_swagger, update_count_in_cart_swagger, purchase_swagger
 
 from flasgger import swag_from
 
@@ -35,6 +35,7 @@ def add_to_cart(product_id: int):
 
 @bp_cart.route('/remove/<int:product_id>', methods=['DELETE'])
 @jwt_required()
+@swag_from(remove_from_cart_swagger)
 def remove_from_cart(product_id: int):
 	user_id = get_jwt_identity()
 
@@ -44,6 +45,7 @@ def remove_from_cart(product_id: int):
 
 @bp_cart.route('/update/<int:product_id>', methods=['PUT'])
 @jwt_required()
+@swag_from(update_count_in_cart_swagger)
 def update_count_in_cart(product_id: int):
 	user_id = get_jwt_identity()
 	count = request.args.get('count', type=int)
@@ -57,6 +59,7 @@ def update_count_in_cart(product_id: int):
 
 @bp_cart.route('/purchase', methods=['GET'])
 @jwt_required()
+@swag_from(purchase_swagger)
 def purchase():
 	user_id = get_jwt_identity()
 

app/api/routes/product_routes.py

@@ -1,7 +1,7 @@
 from flask import jsonify, abort, request
 from flask_jwt_extended import jwt_required, get_jwt_identity
 
-from app.doc.product_swag import get_products_swagger
+from app.doc.product_swag import get_products_swagger, get_product_info_swagger
 
 from flasgger import swag_from
 
@@ -22,6 +22,7 @@ def get_products():
 	return result, status_code
 
 @bp_product.route('/<int:id>', methods=['GET'])
+@swag_from(get_product_info_swagger)
 def get_product_info(id: int):
 	fields = ['name', 'price', 'image', 'image_name', 'seller']
 

app/doc/cart_swag.py

@@ -1,25 +1,19 @@
 show_cart_swagger = {
 	"tags": ["Cart"],
-	"security":
+	"security": [
-	[
 		{"JWT": []}
 	],
-	"responses":
+	"responses": {
-	{
+		"200": {
-		"200":
-		{
 			"description": "Current content of user's shopping cart",
-			"schema":
+			"schema": {
-			{
+				"items": {
-				"items": 
-				{
 					"count": {"type": "int"},
 					"date_added": {"type": "string"},
 					"name": {"type": "string"},
 					"price_subtotal": {"type": "string"}
 				},
-				"example":
+				"example": [
-				[
 					{
 						"count": 5,
 						"date_added": "Fri, 08 Mar 2024 08:43:09 GMT",
@@ -40,12 +34,10 @@ show_cart_swagger = {
 
 add_to_cart_swagger ={
 	"tags": ["Cart"],
-	"security":
+	"security": [
-	[
 		{"JWT": []}
 	],
-	"parameters":
+	"parameters": [
-	[
 		{
 			"name": "product_id",
 			"description": "ID of product to add to cart.",
@@ -62,15 +54,65 @@ add_to_cart_swagger ={
 			"required": False
 		}
 	],
-	"responses":
+	"responses": {
+		"200": {"description": "Successfully added a product to cart"},
+		"400": {"description": "Causes:\n- Count is < 1"}
+	}
+}
+
+remove_from_cart_swagger = {
+	"tags": ["Cart"],
+	"security": [{"JWT": []}],
+	"parameters": [
 		{
-		"200":
+			"name": "product_id",
+			"in": "path",
+			"type": "integer",
+			"description": "ID of the product to be removed from the cart",
+			"required": True
+		}
+	],
+	"responses": {
+		"200": {"description": "Successfully removed item from the cart"},
+		"400": {"description": "Bad Request - Invalid input"},
+		"500": {"description": "Internal Server Error"}
+	}
+}
+
+update_count_in_cart_swagger = {
+	"tags": ["Cart"],
+	"security": [{"JWT": []}],
+	"description": "Updates the count of products in the user's cart. If the count is less than or equal to 0, the product will be removed from the cart.",
+	"parameters": [
 		{
-			"description": "Successfully added a product to cart"
+			"name": "product_id",
+			"in": "path",
+			"type": "integer",
+			"description": "ID of the product to update in the cart",
+			"required": True
 		},
-		"400":
 		{
-			"description": "Causes:\n- Count is < 1"
+			"name": "count",
+			"in": "query",
+			"type": "integer",
+			"description": "New count of the product in the cart",
+			"required": True
+		}
+	],
+	"responses": {
+		"200": {"description": "Successfully updated item count in the cart"},
+		"400": {"description": "Bad Request - Invalid input"},
+		"500": {"description": "Internal Server Error"}
 	}
 }
+
+purchase_swagger = {
+	"tags": ["Cart"],
+	"security": [{"JWT": []}],
+	"description": "Purchases the contents of the user's cart. This action creates a new purchase, moves items from the cart to the purchase history, and clears the cart.",
+	"responses": {
+		"200": {"description": "Successfully completed the purchase"},
+		"400": {"description": "Bad Request - Invalid input or cart is empty"},
+		"500": {"description": "Internal Server Error"}
+	}
 }

app/doc/product_swag.py

@@ -19,3 +19,28 @@ get_products_swagger = {
 		}
 	}
 }
+
+get_product_info_swagger = {
+	"tags": ["Products"],
+	"parameters": [
+		{
+			"name": "id",
+			"in": "path",
+			"type": "integer",
+			"description": "ID of the product to fetch information for",
+			"required": True
+		},
+		{
+			"name": "fields",
+			"in": "query",
+			"type": "string",
+			"description": "Comma-separated list of fields to include in the response",
+			"required": False
+		}
+	],
+	"responses": {
+		"200": {"description": "Successfully fetched product information"},
+		"400": {"description": "Bad Request - Invalid input or product doesn't exist"},
+		"500": {"description": "Internal Server Error"}
+	}
+}

app/services/cart_service.py

@@ -62,7 +62,7 @@ class CartService:
 				return {"Success": "Successfully added to cart"}, 200
 
 		except Error as e:
-			return {"Failed": f"Failed to update item count in cart. Reason: {e}"}, 400
+			return {"Failed": f"Failed to update item count in cart. Reason: {e}"}, 500
 
 	@staticmethod
 	def delete_from_cart(user_id: str, product_id: int) -> Tuple[Union[dict, str], int]:
@@ -85,7 +85,7 @@ class CartService:
 
 				return {"Success": "Successfully removed item from cart"}, 200
 		except Error as e:
-			return {"Failed": f"Failed to remove item from cart. Reason: {e}"}, 400
+			return {"Failed": f"Failed to remove item from cart. Reason: {e}"}, 500
 
 
 	@staticmethod
@@ -119,7 +119,7 @@ class CartService:
 			return results, 200
 
 		except Error as e:
-			return {"Failed": f"Failed to load cart. Reason: {e}"}, 400
+			return {"Failed": f"Failed to load cart. Reason: {e}"}, 500
 
 
 	@staticmethod
@@ -176,7 +176,7 @@ class CartService:
 
 		# clear cart
 		except Error as e:
-			return {"Failed": f"Failed to load cart. Reason: {e}"}, 400
+			return {"Failed": f"Failed to load cart. Reason: {e}"}, 500
 
 		return {"Success": "Successfully purchased"}, 200