Prompts for empty stores (#31)

* Preview content

* Empty views.

* Cleanup

* Better sizing

Secretive.xcodeproj/project.pbxproj

@@ -49,6 +49,7 @@
 		50A5C18F240E4B4C00E2996C /* SecretKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 50617DA823FCE4AB0099B055 /* SecretKit.framework */; };
 		50A5C190240E4B4C00E2996C /* SecretKit.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = 50617DA823FCE4AB0099B055 /* SecretKit.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
 		50B8550D24138C4F009958AC /* DeleteSecretView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 50B8550C24138C4F009958AC /* DeleteSecretView.swift */; };
+		50BB046B2418AAAE00D6E079 /* EmptyStoreView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 50BB046A2418AAAE00D6E079 /* EmptyStoreView.swift */; };
 		50C385A3240789E600AF2719 /* OpenSSHReader.swift in Sources */ = {isa = PBXBuildFile; fileRef = 50C385A2240789E600AF2719 /* OpenSSHReader.swift */; };
 		50C385A52407A76D00AF2719 /* SecretDetailView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 50C385A42407A76D00AF2719 /* SecretDetailView.swift */; };
 		50C385A9240B636500AF2719 /* SetupView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 50C385A8240B636500AF2719 /* SetupView.swift */; };
@@ -199,6 +200,7 @@
 		50A3B79D24026B9900D209EA /* SocketController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = SocketController.swift; sourceTree = "<group>"; };
 		50A3B79F24026B9900D209EA /* Agent.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Agent.swift; sourceTree = "<group>"; };
 		50B8550C24138C4F009958AC /* DeleteSecretView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DeleteSecretView.swift; sourceTree = "<group>"; };
+		50BB046A2418AAAE00D6E079 /* EmptyStoreView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EmptyStoreView.swift; sourceTree = "<group>"; };
 		50C385A2240789E600AF2719 /* OpenSSHReader.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; name = OpenSSHReader.swift; path = SecretKit/Common/OpenSSH/OpenSSHReader.swift; sourceTree = SOURCE_ROOT; };
 		50C385A42407A76D00AF2719 /* SecretDetailView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SecretDetailView.swift; sourceTree = "<group>"; };
 		50C385A8240B636500AF2719 /* SetupView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SetupView.swift; sourceTree = "<group>"; };
@@ -299,6 +301,7 @@
 				50C385A42407A76D00AF2719 /* SecretDetailView.swift */,
 				5099A02323FD2AAA0062B6F2 /* CreateSecretView.swift */,
 				50B8550C24138C4F009958AC /* DeleteSecretView.swift */,
+				50BB046A2418AAAE00D6E079 /* EmptyStoreView.swift */,
 				50C385A8240B636500AF2719 /* SetupView.swift */,
 				50617D8623FCE48E0099B055 /* Assets.xcassets */,
 				50617D8B23FCE48E0099B055 /* Main.storyboard */,
@@ -733,6 +736,7 @@
 				50C385A52407A76D00AF2719 /* SecretDetailView.swift in Sources */,
 				5099A02423FD2AAA0062B6F2 /* CreateSecretView.swift in Sources */,
 				50B8550D24138C4F009958AC /* DeleteSecretView.swift in Sources */,
+				50BB046B2418AAAE00D6E079 /* EmptyStoreView.swift in Sources */,
 				50617D8323FCE48E0099B055 /* AppDelegate.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;

Secretive/ContentView.swift

@@ -4,10 +4,10 @@ import SecretKit
 struct ContentView: View {
     
     @ObservedObject var storeList: SecretStoreList
-    @State var active: AnySecret.ID?
 
-    @State var showingDeletion = false
+    @State fileprivate var active: AnySecret.ID?
-    @State var deletingSecret: AnySecret?
+    @State fileprivate var showingDeletion = false
+    @State fileprivate var deletingSecret: AnySecret?
     
     var body: some View {
         NavigationView {
@@ -15,6 +15,17 @@ struct ContentView: View {
                 ForEach(storeList.stores) { store in
                     if store.isAvailable {
                         Section(header: Text(store.name)) {
+                            if store.secrets.isEmpty {
+                                if store is AnySecretStoreModifiable {
+                                    NavigationLink(destination: EmptyStoreModifiableView()) {
+                                        Text("No Secrets")
+                                    }
+                                } else {
+                                    NavigationLink(destination: EmptyStoreView()) {
+                                        Text("No Secrets")
+                                    }
+                                }
+                            } else {
                                 ForEach(store.secrets) { secret in
                                     NavigationLink(destination: SecretDetailView(secret: secret), tag: secret.id, selection: self.$active) {
                                         Text(secret.name)
@@ -29,6 +40,7 @@ struct ContentView: View {
                             }
                         }
                     }
+                }
             }.onAppear {
                 self.active = self.storeList.stores.compactMap { $0.secrets.first }.first?.id
             }
@@ -53,9 +65,14 @@ struct ContentView: View {
     }
     
 }
-//
+
-//struct ContentView_Previews: PreviewProvider {
+struct ContentView_Previews: PreviewProvider {
-//    static var previews: some View {
+    static var previews: some View {
-//        ContentView(store: Preview.Store(numberOfRandomSecrets: 10))
+        Group {
-//    }
+            ContentView(storeList: Preview.storeList(stores: [Preview.Store(numberOfRandomSecrets: 0)], modifiableStores: [Preview.StoreModifiable(numberOfRandomSecrets: 0)]))
-//}
+            ContentView(storeList: Preview.storeList(stores: [Preview.Store()], modifiableStores: [Preview.StoreModifiable()]))
+            ContentView(storeList: Preview.storeList(stores: [Preview.Store()]))
+            ContentView(storeList: Preview.storeList(modifiableStores: [Preview.StoreModifiable()]))
+        }
+    }
+}

Secretive/EmptyStoreView.swift

@@ -0,0 +1,53 @@
+import SwiftUI
+
+struct EmptyStoreView: View {
+    
+    var body: some View {
+        VStack {
+            Text("No Secrets").bold()
+            Text("Use your Smart Card's management tool to create a secret.")
+            Text("Secretive only supports Elliptic Curve keys.")
+        }.frame(maxWidth: .infinity, maxHeight: .infinity)
+    }
+    
+}
+
+struct EmptyStoreModifiableView: View {
+    
+    var body: some View {
+        GeometryReader { windowGeometry in
+            VStack {
+                GeometryReader { g in
+                    Path { path in
+                        path.move(to: CGPoint(x: g.size.width / 2, y: g.size.height))
+                        path.addCurve(to:
+                            CGPoint(x: g.size.width * (3/4), y: g.size.height * (1/2)), control1:
+                            CGPoint(x: g.size.width / 2, y: g.size.height * (1/2)), control2:
+                            CGPoint(x: g.size.width * (3/4), y: g.size.height * (1/2)))
+                        path.addCurve(to:
+                            CGPoint(x: g.size.width, y: 0), control1:
+                            CGPoint(x: g.size.width, y: g.size.height * (1/2)), control2:
+                            CGPoint(x: g.size.width, y: 0))
+                    }.stroke(style: StrokeStyle(lineWidth: 5, lineCap: .round))
+                    Path { path in
+                        path.move(to: CGPoint(x: g.size.width - 10, y: 0))
+                        path.addLine(to: CGPoint(x: g.size.width, y: -10))
+                        path.addLine(to: CGPoint(x: g.size.width + 10, y: 0))
+                    }.fill()
+                }.frame(height: (windowGeometry.size.height/2) - 20).padding()
+                Text("No Secrets").bold()
+                Text("Create a new one by clicking here.")
+                Spacer()
+            }.frame(maxWidth: .infinity, maxHeight: .infinity)
+        }
+    }
+}
+
+struct EmptyStoreModifiableView_Previews: PreviewProvider {
+    static var previews: some View {
+        Group {
+            EmptyStoreView()
+            EmptyStoreModifiableView()
+        }
+    }
+}

Secretive/Preview Content/PreviewStore.swift

@@ -23,15 +23,15 @@ extension Preview {
 
         let isAvailable = true
         let id = UUID()
-        let name = "Preview Store"
+        var name: String { "Preview Store" }
         @Published var secrets: [Secret] = []
 
         init(secrets: [Secret]) {
             self.secrets.append(contentsOf: secrets)
         }
 
-        init(numberOfRandomSecrets: Int) {
+        init(numberOfRandomSecrets: Int = 5) {
-            let new = (0...numberOfRandomSecrets).map { Secret(name: String(describing: $0)) }
+            let new = (0..<numberOfRandomSecrets).map { Secret(name: String(describing: $0)) }
             self.secrets.append(contentsOf: new)
         }
 
@@ -39,9 +39,32 @@ extension Preview {
             return data
         }
 
+    }
+
+    class StoreModifiable: Store, SecretStoreModifiable {
+
+        override var name: String { "Modifiable Preview Store" }
+
+        func create(name: String, requiresAuthentication: Bool) throws {
+        }
+
         func delete(secret: Preview.Secret) throws {
         }
-
+    }
+
+}
+
+extension Preview {
+
+    static func storeList(stores: [Store] = [], modifiableStores: [StoreModifiable] = []) -> SecretStoreList {
+        let list = SecretStoreList()
+        for store in stores {
+            list.add(store: store)
+        }
+        for storeModifiable in modifiableStores {
+            list.add(store: storeModifiable)
+        }
+        return list
     }
 
 }