From 2dcf7beb23857cc102da44e7a6c6dbb3f3cc72b9 Mon Sep 17 00:00:00 2001
From: Bosco Ho <boscojwho@gmail.com>
Date: Tue, 10 Oct 2023 23:55:44 -0700
Subject: [PATCH] Show error when instance is private (#683)

Commit:
6d1a997952869b1efd936b51b8ccc1fb7c62044d [6d1a9979]
---
 Mlem/API/Models/APIErrorResponse.swift            |  1 +
 Mlem/Views/Shared/Accounts/Add Account View.swift | 10 +++++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/Mlem/API/Models/APIErrorResponse.swift b/Mlem/API/Models/APIErrorResponse.swift
index a015e9512..35d8eec4b 100644
--- a/Mlem/API/Models/APIErrorResponse.swift
+++ b/Mlem/API/Models/APIErrorResponse.swift
@@ -34,4 +34,5 @@ extension APIErrorResponse {
     var isNotLoggedIn: Bool { error == "not_logged_in" }
     var userRegistrationPending: Bool { registrationErrors.contains(error) }
     var emailNotVerified: Bool { registrationErrors.contains(error) }
+    var instanceIsPrivate: Bool { error == "instance_is_private" }
 }
diff --git a/Mlem/Views/Shared/Accounts/Add Account View.swift b/Mlem/Views/Shared/Accounts/Add Account View.swift
index 5a3c07eef..2391c0dde 100644
--- a/Mlem/Views/Shared/Accounts/Add Account View.swift	
+++ b/Mlem/Views/Shared/Accounts/Add Account View.swift	
@@ -11,6 +11,7 @@ import SwiftUI
 // swiftlint:disable file_length
 enum UserIDRetrievalError: Error {
     case couldNotFetchUserInformation
+    case instanceIsPrivate
 }
 
 enum Field: Hashable {
@@ -353,7 +354,12 @@ struct AddSavedInstanceView: View {
                 .person
         } catch {
             print("getUserId Error info: \(error)")
-            throw UserIDRetrievalError.couldNotFetchUserInformation
+            switch error {
+            case let APIClientError.response(errorResponse, _) where errorResponse.instanceIsPrivate:
+                throw UserIDRetrievalError.instanceIsPrivate
+            default:
+                throw UserIDRetrievalError.couldNotFetchUserInformation
+            }
         }
     }
     
@@ -364,6 +370,8 @@ struct AddSavedInstanceView: View {
             message = "Could not connect to \(instance)"
         case UserIDRetrievalError.couldNotFetchUserInformation:
             message = "Mlem couldn't fetch you account's information.\nFile a bug report."
+        case UserIDRetrievalError.instanceIsPrivate:
+            message = "\(instance) is a private instance."
         case APIClientError.encoding:
             // TODO: we should add better validation
             //  at the UI layer as encoding failures can be caught