From 3eadc3d602fe225d2cd6469f59b3dae9bfbbfde2 Mon Sep 17 00:00:00 2001
From: Javier Cicchelli <javier@rock-n-code.com>
Date: Fri, 2 Dec 2022 19:27:21 +0100
Subject: [PATCH] Implemented the overall UI of the LoginView view.

---
 BeReal/Login/Views/LoginView.swift | 82 +++++++++++++++++++++++-------
 1 file changed, 63 insertions(+), 19 deletions(-)

diff --git a/BeReal/Login/Views/LoginView.swift b/BeReal/Login/Views/LoginView.swift
index 3e2cadc..7dc99fd 100644
--- a/BeReal/Login/Views/LoginView.swift
+++ b/BeReal/Login/Views/LoginView.swift
@@ -12,7 +12,7 @@ struct LoginView: View {
     
     // MARK: States
 
-    @State private var topPadding: CGFloat = 0
+    @State private var containerTopPadding: CGFloat = 0
     
     // MARK: Body
     
@@ -21,15 +21,14 @@ struct LoginView: View {
             .vertical,
             showsIndicators: false
         ) {
-            Container()
+            LoginContainer()
                 .padding(.horizontal, 24)
-                .padding(.top, topPadding)
+                .padding(.top, containerTopPadding)
         }
         .background(Color.red)
-        .ignoresSafeArea()
         .overlay(ViewHeightGeometry())
         .onPreferenceChange(ViewHeightPreferenceKey.self) { height in
-            topPadding = height * 0.25
+            containerTopPadding = height * 0.1
         }
     }
     
@@ -38,36 +37,52 @@ struct LoginView: View {
 // MARK: - Views
 
 fileprivate extension LoginView {
-    struct Container: View {
+    struct LoginContainer: View {
+        
+        // MARK: States
+        
+        @State private var isAuthenticating: Bool = false
         @State private var username: String = .empty
         @State private var password: String = .empty
         @State private var errorMessage: String?
 
+        // MARK: Body
+        
         var body: some View {
-            VStack(spacing: 24) {
-                Text("My NFS")
+            VStack(spacing: 32) {
+                Text("login.title.text")
                     .font(.largeTitle)
                     .fontWeight(.bold)
+                    .foregroundColor(.primary)
   
                 LoginForm(
                     username: $username,
                     password: $password,
                     errorMessage: $errorMessage
-                )
+                ) {
+                    // TODO: login with the username and password.
+                }
 
                 Button {
-                    // ...
+                    // TODO: login with the username and password.
                 } label: {
-                    Text("Log in")
-                        .font(.body)
-                        .fontWeight(.semibold)
-                        .padding(.vertical, 8)
-                        .padding(.horizontal, 32)
-                        .background(
-                            Capsule()
-                                .foregroundColor(.white)
-                        )
+                    Label {
+                        Text("login.button.log_in.text")
+                            .fontWeight(.semibold)
+                    } icon: {
+                        if isAuthenticating {
+                            ProgressView()
+                        } else {
+                            EmptyView()
+                        }
+                    }
+                    .labelStyle(LogInLabelStyle())
                 }
+                .tint(.orange)
+                .buttonStyle(.borderedProminent)
+                .buttonBorderShape(.roundedRectangle(radius: 8))
+                .controlSize(.large)
+                .disabled(isLoginDisabled)
             }
         }
     }
@@ -84,6 +99,35 @@ fileprivate extension LoginView {
     }
 }
 
+// MARK: - Label styles
+
+private extension LoginView.LoginContainer {
+    struct LogInLabelStyle: LabelStyle {
+        func makeBody(configuration: Configuration) -> some View {
+            HStack(spacing: 8) {
+                Spacer()
+                
+                configuration.title
+                    .font(.body)
+                    .foregroundColor(.primary)
+                
+                configuration.icon
+                    .tint(.primary)
+                
+                Spacer()
+            }
+        }
+    }
+}
+
+// MARK: - Helpers
+
+private extension LoginView.LoginContainer {
+    var isLoginDisabled: Bool {
+        username.isEmpty || password.isEmpty
+    }
+}
+
 // MARK: - Preference keys
 
 struct ViewHeightPreferenceKey: PreferenceKey {