New Sign In flow & instances browser

IceCubesApp.xcodeproj/project.pbxproj

@@ -10,6 +10,8 @@
 		9F24EEB829360C330042359D /* Preview Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 9F24EEB729360C330042359D /* Preview Assets.xcassets */; };
 		9F295540292B6C3400E0E81B /* Timeline in Frameworks */ = {isa = PBXBuildFile; productRef = 9F29553F292B6C3400E0E81B /* Timeline */; };
 		9F2B92F6295AE04800DE16D0 /* Tabs.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9F2B92F5295AE04800DE16D0 /* Tabs.swift */; };
+		9F2B92FA295DA7D700DE16D0 /* AddAccountsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9F2B92F9295DA7D700DE16D0 /* AddAccountsView.swift */; };
+		9F2B92FC295DA94500DE16D0 /* InstanceInfoView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9F2B92FB295DA94500DE16D0 /* InstanceInfoView.swift */; };
 		9F35DB44294F9A7D00B3281A /* Status in Frameworks */ = {isa = PBXBuildFile; productRef = 9F35DB43294F9A7D00B3281A /* Status */; };
 		9F35DB4729506F6600B3281A /* NotificationTab.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9F35DB4629506F6600B3281A /* NotificationTab.swift */; };
 		9F35DB4A29506FA100B3281A /* Notifications in Frameworks */ = {isa = PBXBuildFile; productRef = 9F35DB4929506FA100B3281A /* Notifications */; };
@@ -36,6 +38,8 @@
 		9F29553D292B67B600E0E81B /* Network */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = Network; path = Packages/Network; sourceTree = "<group>"; };
 		9F29553E292B6AF600E0E81B /* Timeline */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = Timeline; path = Packages/Timeline; sourceTree = "<group>"; };
 		9F2B92F5295AE04800DE16D0 /* Tabs.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Tabs.swift; sourceTree = "<group>"; };
+		9F2B92F9295DA7D700DE16D0 /* AddAccountsView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AddAccountsView.swift; sourceTree = "<group>"; };
+		9F2B92FB295DA94500DE16D0 /* InstanceInfoView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = InstanceInfoView.swift; sourceTree = "<group>"; };
 		9F35DB42294F9A2900B3281A /* Status */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = Status; path = Packages/Status; sourceTree = "<group>"; };
 		9F35DB45294FA04C00B3281A /* DesignSystem */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = DesignSystem; path = Packages/DesignSystem; sourceTree = "<group>"; };
 		9F35DB4629506F6600B3281A /* NotificationTab.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NotificationTab.swift; sourceTree = "<group>"; };
@@ -170,6 +174,8 @@
 			children = (
 				9FAE4ACA293783B000772766 /* SettingsTab.swift */,
 				9FE151A5293C90F900E9683D /* IconSelectorView.swift */,
+				9F2B92F9295DA7D700DE16D0 /* AddAccountsView.swift */,
+				9F2B92FB295DA94500DE16D0 /* InstanceInfoView.swift */,
 			);
 			path = Settings;
 			sourceTree = "<group>";
@@ -259,6 +265,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				9FE151A6293C90F900E9683D /* IconSelectorView.swift in Sources */,
+				9F2B92FC295DA94500DE16D0 /* InstanceInfoView.swift in Sources */,
 				9F35DB4C2952005C00B3281A /* AccountTab.swift in Sources */,
 				9FAE4ACB293783B000772766 /* SettingsTab.swift in Sources */,
 				9FAE4AD32937A0C600772766 /* AppAccountsManager.swift in Sources */,
@@ -266,6 +273,7 @@
 				9F398AB329360A4C00A889F2 /* TimelineTab.swift in Sources */,
 				9F398AA62935FE8A00A889F2 /* AppRouteur.swift in Sources */,
 				9FBFE63D292A715500C250E9 /* IceCubesApp.swift in Sources */,
+				9F2B92FA295DA7D700DE16D0 /* AddAccountsView.swift in Sources */,
 				9F35DB4729506F6600B3281A /* NotificationTab.swift in Sources */,
 				9FAE4AD129379AD600772766 /* AppAccount.swift in Sources */,
 				9F55C68D2955968700F94077 /* ExploreTab.swift in Sources */,

IceCubesApp/App/Tabs/Settings/AddAccountsView.swift

@@ -0,0 +1,137 @@
+import SwiftUI
+import Network
+import Models
+import Env
+import DesignSystem
+import NukeUI
+import Shimmer
+
+struct AddAccountView: View {
+  @Environment(\.openURL) private var openURL
+  @Environment(\.dismiss) private var dismiss
+  
+  @EnvironmentObject private var appAccountsManager: AppAccountsManager
+  @EnvironmentObject private var currentAccount: CurrentAccount
+  @EnvironmentObject private var currentInstance: CurrentInstance
+  @EnvironmentObject private var theme: Theme
+  
+  @State private var instanceName: String = ""
+  @State private var instance: Instance?
+  @State private var isSigninIn = false
+  @State private var signInClient: Client?
+  @State private var instances: [InstanceSocial] = []
+  
+  var body: some View {
+    NavigationStack {
+      Form {
+        TextField("Instance url", text: $instanceName)
+          .listRowBackground(theme.primaryBackgroundColor)
+        if let instance {
+          Button {
+            isSigninIn = true
+            Task {
+              await signIn()
+            }
+          } label: {
+            if isSigninIn {
+              ProgressView()
+            } else {
+              Text("Sign in")
+            }
+          }
+          .listRowBackground(theme.primaryBackgroundColor)
+          InstanceInfoView(instance: instance)
+        } else {
+          instancesListView
+        }
+      }
+      .formStyle(.grouped)
+      .navigationTitle("Add account")
+      .navigationBarTitleDisplayMode(.inline)
+      .scrollContentBackground(.hidden)
+      .background(theme.secondaryBackgroundColor)
+      .toolbar {
+        ToolbarItem(placement: .navigationBarLeading) {
+          Button("Cancel", action: { dismiss() })
+        }
+      }
+      .onAppear {
+        let client = InstanceSocialClient()
+        Task {
+          self.instances = await client.fetchInstances()
+        }
+      }
+      .onChange(of: instanceName) { newValue in
+        let client = Client(server: newValue)
+        Task {
+          do {
+            self.instance = try await client.get(endpoint: Instances.instance)
+          } catch {
+            self.instance = nil
+          }
+        }
+      }
+      .onOpenURL(perform: { url in
+        Task {
+          await continueSignIn(url: url)
+        }
+      })
+    }
+  }
+  
+  private var instancesListView: some View {
+    Section("Suggestions") {
+      if instances.isEmpty {
+        ProgressView()
+          .listRowBackground(theme.primaryBackgroundColor)
+      } else {
+        ForEach(instanceName.isEmpty ? instances : instances.filter{ $0.name.contains(instanceName.lowercased()) }) { instance in
+          VStack(alignment: .leading, spacing: 4) {
+            Text(instance.name)
+              .font(.headline)
+            Text(instance.info?.shortDescription ?? "")
+              .font(.body)
+              .foregroundColor(.gray)
+            Text("\(instance.users) users  ⸱  \(instance.statuses) posts")
+              .font(.footnote)
+              .foregroundColor(.gray)
+          }
+          .listRowBackground(theme.primaryBackgroundColor)
+          .onTapGesture {
+            self.instanceName = instance.name
+          }
+        }
+      }
+    }
+  }
+  
+  private func signIn() async {
+    do {
+      signInClient = .init(server: instanceName)
+      if let oauthURL = try await signInClient?.oauthURL() {
+        openURL(oauthURL)
+      } else {
+        isSigninIn = false
+      }
+    } catch {
+      isSigninIn = false
+    }
+  }
+  
+  private func continueSignIn(url: URL) async {
+    guard let client = signInClient else {
+      isSigninIn = false
+      return
+    }
+    do {
+      let oauthToken = try await client.continueOauthFlow(url: url)
+      appAccountsManager.add(account: AppAccount(server: client.server, oauthToken: oauthToken))
+      await currentAccount.fetchCurrentAccount()
+      await currentInstance.fetchCurrentInstance()
+      isSigninIn = false
+      dismiss()
+    } catch {
+      isSigninIn = false
+    }
+  }
+}

IceCubesApp/App/Tabs/Settings/InstanceInfoView.swift

@@ -0,0 +1,30 @@
+import SwiftUI
+import Models
+import DesignSystem
+import NukeUI
+
+struct InstanceInfoView: View {
+  @EnvironmentObject private var theme: Theme
+  
+  let instance: Instance
+  
+  var body: some View {
+    Section("Instance info") {
+      LabeledContent("Name", value: instance.title)
+      Text(instance.shortDescription)
+      LabeledContent("Email", value: instance.email)
+      LabeledContent("Version", value: instance.version)
+      LabeledContent("Users", value: "\(instance.stats.userCount)")
+      LabeledContent("Posts", value: "\(instance.stats.statusCount)")
+      LabeledContent("Domains", value: "\(instance.stats.domainCount)")
+    }
+    .listRowBackground(theme.primaryBackgroundColor)
+    
+    Section("Instance rules") {
+      ForEach(instance.rules) { rule in
+        Text(rule.text)
+      }
+    }
+    .listRowBackground(theme.primaryBackgroundColor)
+  }
+}

IceCubesApp/App/Tabs/Settings/SettingsTab.swift

@@ -6,16 +6,14 @@ import Account
 import Models
 import DesignSystem
 
-struct SettingsTabs: View {
-  @Environment(\.openURL) private var openURL
+struct SettingsTabs: View {  
   @EnvironmentObject private var client: Client
   @EnvironmentObject private var currentAccount: CurrentAccount
   @EnvironmentObject private var currentInstance: CurrentInstance
   @EnvironmentObject private var appAccountsManager: AppAccountsManager
   @EnvironmentObject private var theme: Theme
   
-  @State private var signInInProgress = false
-  @State private var signInServer = IceCubesApp.defaultServer
+  @State private var addAccountSheetPresented = false
   
   var body: some View {
     NavigationStack {
@@ -25,11 +23,6 @@ struct SettingsTabs: View {
         themeSection
         instanceSection
       }
-      .onOpenURL(perform: { url in
-        Task {
-          await continueSignIn(url: url)
-        }
-      })
       .scrollContentBackground(.hidden)
       .background(theme.secondaryBackgroundColor)
       .navigationTitle(Text("Settings"))
@@ -37,10 +30,8 @@ struct SettingsTabs: View {
     }
     .task {
       if appAccountsManager.currentAccount.oauthToken != nil {
-        signInInProgress = true
         await currentAccount.fetchCurrentAccount()
         await currentInstance.fetchCurrentInstance()
-        signInInProgress = false
       }
     }
   }
@@ -60,10 +51,8 @@ struct SettingsTabs: View {
           }
         }
         signOutButton
-      } else {
-        TextField("Mastodon server", text: $signInServer)
-        signInButton
       }
+      addAccountButton
     }
     .listRowBackground(theme.primaryBackgroundColor)
   }
@@ -97,23 +86,7 @@ struct SettingsTabs: View {
   @ViewBuilder
   private var instanceSection: some View {
     if let instanceData = currentInstance.instance {
-      Section("Instance info") {
-        LabeledContent("Name", value: instanceData.title)
-        Text(instanceData.shortDescription)
-        LabeledContent("Email", value: instanceData.email)
-        LabeledContent("Version", value: instanceData.version)
-        LabeledContent("Users", value: "\(instanceData.stats.userCount)")
-        LabeledContent("Posts", value: "\(instanceData.stats.statusCount)")
-        LabeledContent("Domains", value: "\(instanceData.stats.domainCount)")
-      }
-      .listRowBackground(theme.primaryBackgroundColor)
-      
-      Section("Instance rules") {
-        ForEach(instanceData.rules) { rule in
-          Text(rule.text)
-        }
-      }
-      .listRowBackground(theme.primaryBackgroundColor)
+      InstanceInfoView(instance: instanceData)
     }
   }
   
@@ -138,18 +111,14 @@ struct SettingsTabs: View {
     .listRowBackground(theme.primaryBackgroundColor)
   }
   
-  private var signInButton: some View {
+  private var addAccountButton: some View {
     Button {
-      signInInProgress = true
-      Task {
-        await signIn()
-      }
+      addAccountSheetPresented.toggle()
     } label: {
-      if signInInProgress {
-        ProgressView()
-      } else {
-        Text("Sign in")
-      }
+      Text("Add account")
+    }
+    .sheet(isPresented: $addAccountSheetPresented) {
+      AddAccountView()
     }
   }
   
@@ -159,28 +128,5 @@ struct SettingsTabs: View {
     } label: {
       Text("Sign out").foregroundColor(.red)
     }
-
-  }
-  
-  private func signIn() async {
-    do {
-      client.server = signInServer
-      let oauthURL = try await client.oauthURL()
-      openURL(oauthURL)
-    } catch {
-      signInInProgress = false
-    }
-  }
-  
-  private func continueSignIn(url: URL) async {
-    do {
-      let oauthToken = try await client.continueOauthFlow(url: url)
-      appAccountsManager.add(account: AppAccount(server: client.server, oauthToken: oauthToken))
-      await currentAccount.fetchCurrentAccount()
-      await currentInstance.fetchCurrentInstance()
-      signInInProgress = false
-    } catch {
-      signInInProgress = false
-    }
   }
 }

Packages/Models/Sources/Models/InstanceSocial.swift

@@ -0,0 +1,15 @@
+import Foundation
+
+public struct InstanceSocial: Decodable, Identifiable {
+  public struct Info: Decodable {
+    public let shortDescription: String
+  }
+  public let id: String
+  public let name: String
+  public let dead: Bool
+  public let users: String
+  public let activeUsers: Int?
+  public let statuses: String
+  public let thumbnail: URL?
+  public let info: Info?
+}

Packages/Network/Sources/Network/InstanceSocialClient.swift

@@ -0,0 +1,29 @@
+import Foundation
+import Models
+
+public struct InstanceSocialClient {
+  private let authorization = "Bearer 8a4xx3D7Hzu1aFnf18qlkH8oU0oZ5ulabXxoS2FtQtwOy8G0DGQhr5PjTIjBnYAmFrSBuE2CcASjFocxJBonY8XGbLySB7MXd9ssrwlRHUXTQh3Z578lE1OfUtafvhML"
+  private let endpoint = URL(string: "https://instances.social/api/1.0/instances/list?count=1000&include_closed=false&include_dead=false&min_active_users=500")!
+  
+  struct Response: Decodable {
+    let instances: [InstanceSocial]
+  }
+  
+  public init() {
+    
+  }
+  
+  public func fetchInstances() async -> [InstanceSocial] {
+    do {
+      let decoder = JSONDecoder()
+      decoder.keyDecodingStrategy = .convertFromSnakeCase
+      var request: URLRequest = .init(url: endpoint)
+      request.setValue(authorization, forHTTPHeaderField: "Authorization")
+      let (data, _) = try await URLSession.shared.data(for: request)
+      let response = try decoder.decode(Response.self, from: data)
+      return response.instances
+    } catch {
+      return []
+    }
+  }
+}