Show EULA prior to login

Closes #413

damus/Views/EULAView.swift

@@ -8,8 +8,9 @@
 import SwiftUI
 
 struct EULAView: View {
+    var state: SetupState?
     @Environment(\.dismiss) var dismiss
-    @State var creating_account = false
+    @State var accepted = false
 
     var body: some View {
         ZStack {
@@ -69,11 +70,17 @@ By using our Application, you signify your acceptance of this EULA. If you do no
 """))
                 .padding()
                 
-                NavigationLink(destination: CreateAccountView(), isActive: $creating_account) {
-                    EmptyView()
+                if state == .create_account {
+                    NavigationLink(destination: CreateAccountView(), isActive: $accepted) {
+                        EmptyView()
+                    }
+                } else {
+                    NavigationLink(destination: LoginView(), isActive: $accepted) {
+                        EmptyView()
+                    }
                 }
                 DamusWhiteButton(NSLocalizedString("Accept", comment: "Button to accept the end user license agreement before being allowed into the app.")) {
-                    creating_account = true
+                    accepted = true
                 }
 
                 DamusWhiteButton(NSLocalizedString("Reject", comment: "Button to reject the end user license agreement, which disallows the user from being let into the app.")) {

damus/Views/SetupView.swift

@@ -42,10 +42,10 @@ struct SetupView: View {
                 DamusGradient()
                 
                 VStack(alignment: .center) {
-                    NavigationLink(destination: EULAView(), tag: .create_account, selection: $state ) {
+                    NavigationLink(destination: EULAView(state: state), tag: .create_account, selection: $state ) {
                         EmptyView()
                     }
-                    NavigationLink(destination: LoginView(), tag: .login, selection: $state ) {
+                    NavigationLink(destination: EULAView(state: state), tag: .login, selection: $state ) {
                         EmptyView()
                     }