diff --git a/src/utils/auth.js b/src/utils/auth.js
index db18f43..36c8246 100644
--- a/src/utils/auth.js
+++ b/src/utils/auth.js
@@ -1,5 +1,31 @@
 import * as redirect from "./redirect";
 
+async function sendRequest(endpoint, body) {
+  const request = {
+    method: "POST",
+    headers: {
+      "Content-Type": "application/x-www-form-urlencoded",
+    },
+
+    body: new URLSearchParams(body)
+  };
+  console.debug(request)
+
+  let response;
+  try {
+    response = await fetch(endpoint, request)
+    if (!response.ok) {
+      throw new Error(response.statusText)
+    }
+  }
+  catch (err) {
+    console.error(err)
+    return null
+  }
+  
+  return await response.json()
+}
+
 /**
 * @param {string} code the authorization code received from the OIDC
 * provider
@@ -12,47 +38,22 @@ async function getToken(code) {
   const formData = {
     "grant_type": "authorization_code",
     "code": code,
-    "redirect_uri": redirect.createLink(),
+    "redirect_uri": `${auth_url}/complete/epita/`,
     "client_id": import.meta.env.VITE_CLIENT_ID
   }
-  const request = {
-    method: "POST",
-    // mode: 'cors',
-    headers: {
-      "Content-Type": "application/x-www-form-urlencoded",
-    },
-
-    body: new URLSearchParams(formData)
-  };
-
-  try {
-    const response = await fetch(endpoint, request)
-    if (!response.ok) {
-      throw new Error(response.statusText)
-    }
-  }
-  catch (err) {
+  const response = await sendRequest(endpoint, formData)
+  if (response === null) {
     console.error("Failed to retrieve OIDC token")
     alert("Failed to retrieve OIDC token")
 
-    console.error(err)
-
     localStorage.clear();
     redirect.redirectToLoginPage()
-    return false
+    return false;
   }
 
-  const {
-    // access_token,
-    // token_type,
-    refresh_token,
-    // expires_in,
-    id_token
-  } = response.body
-
-  // console.debug("Saving token and refresh tokens...")
-  localStorage.setItem("token", id_token);
-  localStorage.setItem("refresh_token", refresh_token);
+  localStorage.setItem("token", response.id_token);
+  localStorage.setItem("refresh_token", response.refresh_token);
+  console.debug("Saved token and refresh tokens")
 
   return true
 }
@@ -64,50 +65,34 @@ async function getToken(code) {
 */
 async function refreshToken(refreshToken) {
 
+    refreshToken= refreshToken || localStorage.getItem("refresh_token");
+  if (!refreshToken) {
+    console.error("Unable to retrieve refresh token")
+    return false
+  }
+  
   const auth_url = import.meta.env.VITE_URL;
   const endpoint = `${auth_url}/auth-api/token`;
   const formData = {
-    client_id: import.meta.env.VITE_CLIENT_ID,
-    client_secret: "...",
-    grant_type: "code",
+    "client_id": import.meta.env.VITE_CLIENT_ID,
+    // client_secret: "",
+    "grant_type": "authorization_code",
     refresh_token: refreshToken,
-    scope: "epita profile picture",
+    scope: "epita profile picture"
   }
-  const request = {
-    method: "POST",
-    // mode: 'cors',
-    headers: {
-      "Content-Type": "application/x-www-form-urlencoded",
-    },
-
-    body: new URLSearchParams(formData)
-  };
-
-  try {
-    const response = await fetch(endpoint, request)
-    if (!response.ok) {
-      throw new Error(response.statusText)
-    }
-  }
-  catch (err) {
+  const response = await sendRequest(endpoint, formData)
+  if (response === null) {
     console.error("Failed to retrieve OIDC token")
+    alert("Failed to retrieve OIDC token")
 
     localStorage.clear();
     redirect.redirectToLoginPage()
-    return false
+    return false;
   }
 
-  const {
-    // access_token,
-    // token_type,
-    refresh_token,
-    // expires_in,
-    id_token
-  } = response.body
-
-  // console.debug("Saving token and refresh tokens...")
-  localStorage.setItem("token", id_token);
-  localStorage.setItem("refresh_token", refresh_token);
+  localStorage.setItem("token", response.id_token);
+  localStorage.setItem("refresh_token", response.refresh_token);
+  console.debug("Saved token and refresh tokens")
 
   return true
 }
@@ -133,6 +118,6 @@ async function authenticate() {
 
 export {
   getToken,
-  // refreshToken,
+  refreshToken,
   authenticate
 }
diff --git a/src/utils/redirect.js b/src/utils/redirect.js
index 2e1be65..d8d3ae8 100644
--- a/src/utils/redirect.js
+++ b/src/utils/redirect.js
@@ -10,7 +10,8 @@ function createLink() {
   });
 
   const base_url = import.meta.env.VITE_AUTH_URL
-  return `${base_url}/authorize?${params}`
+  const res = `${base_url}/authorize?${params}`
+  return res;
 
 }