added external server settings save to the settings page

py_app/app/routes.py

@@ -1,4 +1,5 @@
-from flask import Blueprint, render_template, redirect, url_for, request, flash, session
+import os
+from flask import Blueprint, render_template, redirect, url_for, request, flash, session, current_app
 from .models import User
 from . import db
 
@@ -32,7 +33,17 @@ def settings():
     
     # Fetch all users from the database
     users = User.query.all()
-    return render_template('settings.html', users=users)
+
+    # Load external database settings from the instance folder
+    external_settings = {}
+    settings_file = os.path.join(current_app.instance_path, 'external_server.conf')
+    if os.path.exists(settings_file):
+        with open(settings_file, 'r') as f:
+            for line in f:
+                key, value = line.strip().split('=', 1)
+                external_settings[key] = value
+
+    return render_template('settings.html', users=users, external_settings=external_settings)
 
 @bp.route('/quality')
 def quality():
@@ -128,4 +139,30 @@ def delete_user():
     db.session.commit()
 
     flash('User deleted successfully.')
+    return redirect(url_for('main.settings'))
+
+@bp.route('/save_external_db', methods=['POST'])
+def save_external_db():
+    if 'role' not in session or session['role'] != 'superadmin':
+        flash('Access denied: Superadmin only.')
+        return redirect(url_for('main.settings'))
+
+    # Get form data
+    server_domain = request.form['server_domain']
+    port = request.form['port']
+    database_name = request.form['database_name']
+    username = request.form['username']
+    password = request.form['password']
+
+    # Save data to a file in the instance folder
+    settings_file = os.path.join(current_app.instance_path, 'external_server.conf')
+    os.makedirs(os.path.dirname(settings_file), exist_ok=True)
+    with open(settings_file, 'w') as f:
+        f.write(f"server_domain={server_domain}\n")
+        f.write(f"port={port}\n")
+        f.write(f"database_name={database_name}\n")
+        f.write(f"username={username}\n")
+        f.write(f"password={password}\n")
+
+    flash('External database settings saved/updated successfully.')
     return redirect(url_for('main.settings'))