added the login using google too

app.py

@@ -534,8 +534,15 @@ def authorize():
             {"user_mail": user_mail}
         ).fetchall()
         if existing_mail:
-            error_existing = "Mail is already in use. Please choose another one."
-            return render_template("login.html", error=error_existing, form=CSRFForm())
+            user = db.session.execute(
+                text("SELECT user_id FROM users WHERE LOWER(user_mail) = :user_mail"),
+                {"user_mail": user_mail}
+            ).fetchone()[0]
+
+            session["logged_in"] = True
+            session["user_id"] = user
+            session.permanent = True
+            return redirect("/home")
 
         session["user_mail"] = user_mail
         session["user_mail_verify"] = user_mail_verify

templates/login.html

@@ -51,6 +51,23 @@
     <a class="sign-up-label" href="/register_page">
         Don't have an account?<span class="sign-up-link">Sign up</span>
     </a>
+    <br>
+    <a href="/register_google" class="google-link" text-decoration:none;">
+      <div class="google-login-button">
+          <svg stroke="currentColor" fill="currentColor" stroke-width="0" version="1.1" x="0px" y="0px" class="google-icon" viewBox="0 0 48 48" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg">
+            <path fill="#FFC107" d="M43.611,20.083H42V20H24v8h11.303c-1.649,4.657-6.08,8-11.303,8c-6.627,0-12-5.373-12-12
+    c0-6.627,5.373-12,12-12c3.059,0,5.842,1.154,7.961,3.039l5.657-5.657C34.046,6.053,29.268,4,24,4C12.955,4,4,12.955,4,24
+    c0,11.045,8.955,20,20,20c11.045,0,20-8.955,20-20C44,22.659,43.862,21.35,43.611,20.083z"></path>
+            <path fill="#FF3D00" d="M6.306,14.691l6.571,4.819C14.655,15.108,18.961,12,24,12c3.059,0,5.842,1.154,7.961,3.039l5.657-5.657
+    C34.046,6.053,29.268,4,24,4C16.318,4,9.656,8.337,6.306,14.691z"></path>
+            <path fill="#4CAF50" d="M24,44c5.166,0,9.86-1.977,13.409-5.192l-6.19-5.238C29.211,35.091,26.715,36,24,36
+    c-5.202,0-9.619-3.317-11.283-7.946l-6.522,5.025C9.505,39.556,16.227,44,24,44z"></path>
+            <path fill="#1976D2" d="M43.611,20.083H42V20H24v8h11.303c-0.792,2.237-2.231,4.166-4.087,5.571
+    c0.001-0.001,0.002-0.001,0.003-0.002l6.19,5.238C36.971,39.205,44,34,44,24C44,22.659,43.862,21.35,43.611,20.083z"></path>
+          </svg>
+          <span>Login with Google</span>
+        </div>
+      </a>
 </div>
 
 <script>

templates/register.html

@@ -2,14 +2,14 @@
 
 {% block body %}
 <div class="form-container">
-    
+
     <div class="message-container">
         {% if error %}
             <div class="error-message">
                 {{ error }} <a href="/login_page">Sign in</a>
             </div>
         {% endif %}
-        
+
         {% if error_existing %}
           <div class="error-message">
               {{ error_existing }}</a>
@@ -29,12 +29,12 @@
         <span class="checkmark">Show password</span>
       </label>
       <p class="page-link"></p>
-      <button class="form-btn"> 
+      <button class="form-btn">
         <i class="fas fa-user-plus"></i> Register
       </button>
 
     </form>
-    <a href="/register_google" style="color: white; text-decoration:none;">
+    <a href="/register_google" class="google-link" text-decoration:none;">
       <div class="google-login-button">
           <svg stroke="currentColor" fill="currentColor" stroke-width="0" version="1.1" x="0px" y="0px" class="google-icon" viewBox="0 0 48 48" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg">
             <path fill="#FFC107" d="M43.611,20.083H42V20H24v8h11.303c-1.649,4.657-6.08,8-11.303,8c-6.627,0-12-5.373-12-12

templates/version.html

@@ -51,10 +51,10 @@ <h1>Imhotep Financial Manager</h1>
 
     <h2>Version 4.3</h2>
     <p>
-        5/10/2024<br>
+        11/10/2024<br>
         1. updated the error of auto load on the show trans.<br>
         2. improved the security and the performance.<br>
-        3. added the register with google.<br>
+        3. added the register with google and login using google.<br>
         4. added error handling and fixed bug of change favorite currency and another bug of refresh the currency prices.<br>
         5. added pagination for faster loads.<br>
         6. fixed a bug on delete and edit show_trans/<br>