✨ feat: add logout module

src/helpers/http/jwt/decode/index.ts

@@ -1,15 +1,14 @@
 import jwt from "jsonwebtoken";
-import { JWTSessionPayload } from "../../../../modules/auth/auth.types";
+import { JWTAuthToken } from "./types";
 import { AppError } from "../../../error/instances/app";
 
 export const jwtDecode = (payload: string) => {
-  // return payload;
   if (!payload) throw new AppError(401, "Unauthorized");
   const JWTKey = process.env.JWT_SECRET!;
 
   try {
     const decodedPayload = jwt.verify(payload, JWTKey);
-    return decodedPayload as JWTSessionPayload;
+    return decodedPayload as JWTAuthToken;
   } catch (error) {
     throw new AppError(401, "Invalid or expired token", error);
   }

src/modules/auth/controllers/logout.controller.ts

@@ -0,0 +1,19 @@
+import { Context } from "elysia";
+import { mainErrorHandler } from "../../../helpers/error/handler";
+import { logoutService } from "../services/http/logout.service";
+import { returnWriteResponse } from "../../../helpers/callback/httpResponse";
+
+export const logoutController = async (ctx: Context) => {
+  try {
+    const jwtToken = ctx.cookie.auth_token?.value;
+    const serviceResponse = await logoutService(jwtToken);
+    return returnWriteResponse(
+      ctx.set,
+      200,
+      "Logout successful",
+      serviceResponse,
+    );
+  } catch (error) {
+    return mainErrorHandler(ctx.set, error);
+  }
+};

src/modules/auth/index.ts

@@ -6,6 +6,7 @@ import { googleCallbackController } from "./controllers/googleCallback.controlle
 import { getOauthProvidersController } from "./controllers/getOauthProviders.controller";
 import { getCallbackProviderUrlController } from "./controllers/getCallbackProviderUrl.controller";
 import { tokenValidationController } from "./controllers/tokenValidation.controller";
+import { logoutController } from "./controllers/logout.controller";
 
 export const authModule = new Elysia({ prefix: "/auth" })
   .post("/token/validate", tokenValidationController)
@@ -14,4 +15,5 @@ export const authModule = new Elysia({ prefix: "/auth" })
   .get("/github", githubRequestController)
   .get("/github/callback", githubCallbackController)
   .get("/google", googleRequestController)
-  .get("/google/callback", googleCallbackController);
+  .get("/google/callback", googleCallbackController)
+  .post("/logout", logoutController);

src/modules/auth/services/http/logout.service.ts

@@ -0,0 +1,14 @@
+import { AppError } from "../../../../helpers/error/instances/app";
+import { ErrorForwarder } from "../../../../helpers/error/instances/forwarder";
+import { jwtDecode } from "../../../../helpers/http/jwt/decode";
+
+export const logoutService = async (jwtToken?: any) => {
+  try {
+    if (!jwtToken) throw new AppError(403, "No auth token provided");
+
+    const jwtPayload = jwtDecode(jwtToken);
+    return jwtPayload;
+  } catch (error) {
+    ErrorForwarder(error);
+  }
+};