Open twitter on tapping tweets from list

brain-marks/Categories/Views/CategoryList.swift

@@ -48,7 +48,55 @@ struct CategoryList: View {
             viewModel.getCategories()
         }
         .accentColor(.black)
-        .sheet(isPresented:$showAddURLView) {
+         .sheet(isPresented:$showAddURLView) {
+                    AddURLView(categories: viewModel.categories)
+                }
+    }
+}
+
+struct NewCategorySheetView: View {
+    @Environment(\.presentationMode) var presentationMode
+    @State var newCategory = ""
+
+    var body: some View {
+        NavigationView {
+            VStack {
+                TextField("Enter name of new category", text: $newCategory)
+                    .foregroundColor(.gray)
+
+
+                Spacer()
+
+                HStack(spacing: 25) {
+                    Button {
+                        presentationMode.wrappedValue.dismiss()
+                    } label: {
+                        Text("Cancel")
+                            .frame(width: 150, height: 50)
+                            .foregroundColor(.white)
+                            .background(Color(UIColor(named: "twitter")!))
+                            .font(.system(size: 20, weight: .semibold, design: .default))
+                            .cornerRadius(10)
+                    }
+
+                    Button {
+                        presentationMode.wrappedValue.dismiss()
+                        DataStoreManger.shared.createCategory(
+                            category: AWSCategory(name: newCategory,
+                                                  imageName: "swift"))
+                    } label: {
+                        Text("Create")
+                            .frame(width: 150, height: 50)
+                            .foregroundColor(.white)
+                            .background(Color(UIColor(named: "twitter")!))
+                            .font(.system(size: 20, weight: .semibold, design: .default))
+                            .cornerRadius(10)
+                    }
+                }
+                .padding(20)
+            }
+            .navigationBarTitle("New Category")
+            .sheet(isPresented:$showAddURLView) {
             AddURLView(categories: viewModel.categories)
         }
     }

brain-marks/Tweets/Views/TweetList.swift

@@ -17,6 +17,11 @@ struct TweetList: View {
 
         List(viewModel.tweets) { tweet in
             TweetCard(tweet: tweet)
+                .onTapGesture {
+                    print("opening twitter for \(tweet.tweetID)\(tweet.authorUsername)")
+                    self.openTwitter(tweetID: tweet.tweetID, authorUsername: tweet.authorUsername!)
+                }
+
         }
         .toolbar {
             ToolbarItem(placement: .principal) {
@@ -35,4 +40,17 @@ struct TweetList: View {
 
         Spacer()
     }
+    func openTwitter(tweetID:String, authorUsername:String){
+       let appURL = NSURL(string: "twitter://home")!
+       let webURL = NSURL(string: "https://twitter.com/\(authorUsername)/status/\(tweetID)?s=21")!
+
+       let application = UIApplication.shared
+
+       if application.canOpenURL(appURL as URL) {
+            application.open(appURL as URL)
+       } else {
+            application.open(webURL as URL)
+       }
+
+    }
 }