Add delete endpoint and document the apis

Author: nicolelim02

backend/question-service/package.json

@@ -5,6 +5,7 @@
   "type": "module",
   "scripts": {
     "start": "tsx server.ts",
+    "dev": "tsx watch server.ts",
     "test": "echo \"Error: no test specified\" && exit 1",
     "lint": "eslint ."
   },

backend/question-service/src/controllers/questionController.ts

@@ -5,6 +5,9 @@ import {
   DUPLICATE_QUESTION_RESPONSE_MESSAGE,
   QN_DESC_EXCEED_CHAR_LIMIT_RESPONSE_MESSAGE,
   QN_DESC_CHAR_LIMIT,
+  QN_NOT_FOUND,
+  QN_DELETED,
+  SERVER_ERROR,
 } from "../utils/constants.ts";
 
 export const createQuestion = async (
@@ -43,7 +46,7 @@ export const createQuestion = async (
       question: newQuestion,
     });
   } catch (error) {
-    res.status(500).json({ message: "Server error", error });
+    res.status(500).json({ message: SERVER_ERROR, error });
   }
 };
 
@@ -57,7 +60,7 @@ export const updateQuestion = async (
 
     const currentQuestion = await Question.findById(id);
     if (!currentQuestion) {
-      res.status(404).json({ message: "Question not found" });
+      res.status(404).json({ message: QN_NOT_FOUND });
       return;
     }
 
@@ -85,6 +88,25 @@ export const updateQuestion = async (
       question: updatedQuestion,
     });
   } catch (error) {
-    res.status(500).json({ message: "Server error", error });
+    res.status(500).json({ message: SERVER_ERROR, error });
+  }
+};
+
+export const deleteQuestion = async (
+  req: Request,
+  res: Response,
+): Promise<void> => {
+  try {
+    const { id } = req.params;
+    const currentQuestion = await Question.findById(id);
+    if (!currentQuestion) {
+      res.status(400).json({ message: QN_NOT_FOUND });
+      return;
+    }
+
+    await Question.findByIdAndDelete(id);
+    res.status(200).json({ message: QN_DELETED });
+  } catch (error) {
+    res.send(500).json({ message: SERVER_ERROR, error });
   }
 };

backend/question-service/src/routes/questionRoutes.ts

@@ -1,6 +1,7 @@
 import express from "express";
 import {
   createQuestion,
+  deleteQuestion,
   updateQuestion,
 } from "../controllers/questionController.ts";
 
@@ -10,4 +11,6 @@ router.post("/questions", createQuestion);
 
 router.put("/questions/:id", updateQuestion);
 
+router.delete("/questions/:id", deleteQuestion);
+
 export default router;

backend/question-service/src/utils/constants.ts

@@ -5,3 +5,9 @@ export const QN_DESC_EXCEED_CHAR_LIMIT_RESPONSE_MESSAGE =
 
 export const DUPLICATE_QUESTION_RESPONSE_MESSAGE =
   "Duplicate question: A question with the same title already exists.";
+
+export const QN_NOT_FOUND = "Question not found.";
+
+export const QN_DELETED = "Question deleted successfully.";
+
+export const SERVER_ERROR = "Server error.";

backend/question-service/swagger.yml

@@ -4,6 +4,71 @@ info:
   title: Question Service
   version: 1.0.0
 
+components:
+  schemas:
+    Question:
+      properties:
+        title:
+          type: string
+          description: Title
+        description:
+          type: string
+          description: Description
+        complexity:
+          type: string
+          description: Complexity - Easy, Medium, Hard
+        category:
+          type: array
+          items:
+            type: string
+          description: Categories
+
+definitions:
+  Question:
+    type: object
+    properties:
+      _id:
+        type: string
+        description: Question id
+      title:
+        type: string
+        description: Title
+      description:
+        type: string
+        description: Description
+      complexity:
+        type: string
+        description: Complexity - Easy, Medium, Hard
+      category:
+        type: array
+        items:
+          type: string
+        description: Categories
+      createdAt:
+        type: string
+        description: Date of creation
+      updatedAt:
+        type: string
+        description: Latest update
+      __v:
+        type: string
+        description: Document version
+  Error:
+    type: object
+    properties:
+      message:
+        type: string
+        deescription: Message
+  ServerError:
+    type: object
+    properties:
+      message:
+        type: string
+        description: Message
+      error:
+        type: string
+        description: Error
+
 paths:
   /:
     get:
@@ -12,7 +77,109 @@ paths:
       summary: Root
       description: Ping the server
       responses:
-        "200":
+        200:
+          description: Successful Response
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  message:
+                    type: string
+                    description: Message
+  /api/questions:
+    post:
+      tags:
+        - questions
+      summary: Creates a question
+      description: Creates a question
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/Question"
+      responses:
+        201:
+          description: Created
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  message:
+                    type: string
+                    description: Message
+                  question:
+                    $ref: "#/definitions/Question"
+        400:
+          description: Bad Request
+          content:
+            application/json:
+              schema:
+                $ref: "#/definitions/Error"
+        500:
+          description: Internal Server Error
+          content:
+            application/json:
+              schema:
+                $ref: "#/definitions/ServerError"
+  /api/questions/{id}:
+    put:
+      tags:
+        - questions
+      summary: Updates a question
+      description: Updates a question
+      parameters:
+        - in: path
+          name: id
+          type: string
+          required: true
+          description: Question id
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/Question"
+      responses:
+        200:
+          description: Successful Response
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  message:
+                    type: string
+                    description: Message
+                  question:
+                    $ref: "#/definitions/Question"
+        400:
+          description: Bad Request
+          content:
+            application/json:
+              schema:
+                $ref: "#/definitions/Error"
+        500:
+          description: Internal Server Error
+          content:
+            application/json:
+              schema:
+                $ref: "#/definitions/ServerError"
+    delete:
+      tags:
+        - questions
+      summary: Deletes a question
+      description: Deletes a question
+      parameters:
+        - in: path
+          name: id
+          type: string
+          required: true
+          description: Question id
+      responses:
+        200:
           description: Successful Response
           content:
             application/json:
@@ -22,3 +189,15 @@ paths:
                   message:
                     type: string
                     description: Message
+        400:
+          description: Bad Request
+          content:
+            application/json:
+              schema:
+                $ref: "#/definitions/Error"
+        500:
+          description: Internal Server Error
+          content:
+            application/json:
+              schema:
+                $ref: "#/definitions/ServerError"