feat(frontend): simulate authenticated user sessions

2026-07-23 12:39:12 +02:00
parent 313bb1c6ef
commit 530bd52cb5
6 changed files with 104 additions and 54 deletions
@@ -0,0 +1,63 @@
+enum AuthenticationMode { demo, azure }
+
+class AuthService {
+  AuthService._();
+
+  static const String _configuredMode = String.fromEnvironment(
+    "AUTH_MODE",
+    defaultValue: "demo",
+  );
+  static const String azureTenantId = String.fromEnvironment("AZURE_TENANT_ID");
+  static const String azureSpaClientId = String.fromEnvironment(
+    "AZURE_SPA_CLIENT_ID",
+  );
+  static const String azureApiScope = String.fromEnvironment("AZURE_API_SCOPE");
+
+  static const String demoStudentEmail = "lucas.martin@ensitech.eu";
+  static const String demoResponsableEmail = "karim.benali@ensup.eu";
+
+  static String? _demoEmail;
+
+  static AuthenticationMode get mode {
+    return switch (_configuredMode) {
+      "demo" => AuthenticationMode.demo,
+      "azure" => AuthenticationMode.azure,
+      _ => throw StateError("AUTH_MODE doit valoir demo ou azure."),
+    };
+  }
+
+  static void selectDemoStudent() {
+    _ensureDemoMode();
+    _demoEmail = demoStudentEmail;
+  }
+
+  static void selectDemoResponsable() {
+    _ensureDemoMode();
+    _demoEmail = demoResponsableEmail;
+  }
+
+  static void clearSession() {
+    _demoEmail = null;
+  }
+
+  static Map<String, String> requestHeaders() {
+    if (mode == AuthenticationMode.azure) {
+      throw StateError("La session Microsoft n'est pas encore initialisee.");
+    }
+
+    final email = _demoEmail;
+    if (email == null) {
+      throw StateError("Aucun utilisateur de demonstration selectionne.");
+    }
+
+    return {"x-user-email": email};
+  }
+
+  static void _ensureDemoMode() {
+    if (mode != AuthenticationMode.demo) {
+      throw StateError(
+        "Une identite de demonstration est interdite en mode Azure.",
+      );
+    }
+  }
+}