init

2026-10-16 01:25:50 +05:30
commit c60ea2d370
89 changed files with 4661 additions and 0 deletions
@@ -0,0 +1,45 @@
+class ApiException implements Exception {
+  const ApiException({
+    this.statusCode,
+    required this.message,
+    this.retryAfterSeconds,
+  });
+
+  final int? statusCode;
+  final String message;
+  final int? retryAfterSeconds;
+
+  bool get isUnauthorized => statusCode == 401;
+
+  @override
+  String toString() => message;
+
+  static ApiException fromBody({
+    int? statusCode,
+    Object? body,
+    String fallback = 'Something went wrong.',
+  }) {
+    var message = fallback;
+    int? retryAfterSeconds;
+    if (body is Map) {
+      final error = body['error'];
+      if (error is String && error.trim().isNotEmpty) {
+        message = error.trim();
+      }
+      final retry = body['retryAfterSeconds'];
+      if (retry is int) {
+        retryAfterSeconds = retry;
+      } else if (retry is num) {
+        retryAfterSeconds = retry.toInt();
+      }
+    }
+    if (retryAfterSeconds != null) {
+      message = '$message Retry after $retryAfterSeconds seconds.';
+    }
+    return ApiException(
+      statusCode: statusCode,
+      message: message,
+      retryAfterSeconds: retryAfterSeconds,
+    );
+  }
+}