From 1b39b3e7040d53640bc5da9fa211d58f98caeba6 Mon Sep 17 00:00:00 2001
From: Nicholas Bellucci <nickdbellucci@gmail.com>
Date: Mon, 30 Nov 2020 17:51:25 -0500
Subject: [PATCH] Removed binding requirement for selected tab

---
 README.md                                     |  6 ++++--
 .../Helpers/TabBarController.swift            |  3 +--
 Sources/StatefulTabView/StatefulTabView.swift | 19 ++++++-------------
 3 files changed, 11 insertions(+), 17 deletions(-)

diff --git a/README.md b/README.md
index f27968d..eebb1ad 100644
--- a/README.md
+++ b/README.md
@@ -73,10 +73,12 @@ StatefulTabView {
 
 ### Selected Index
 
-The selected index of the StatefulTabView can be set within the initializer. The passed value is a binding.
+The selected index of the StatefulTabView can be set within the initializer.
 
 ```Swift
-StatefulTabView(selectedIndex: $selectedIndex) {
+@State var selectedIndex: Int = 2
+
+StatefulTabView(selectedIndex: selectedIndex) {
     ...
 }
 ```
diff --git a/Sources/StatefulTabView/Helpers/TabBarController.swift b/Sources/StatefulTabView/Helpers/TabBarController.swift
index f374fc0..5fe78ff 100644
--- a/Sources/StatefulTabView/Helpers/TabBarController.swift
+++ b/Sources/StatefulTabView/Helpers/TabBarController.swift
@@ -21,8 +21,7 @@ struct TabBarController: UIViewControllerRepresentable {
     var unselectedItemTintColor: UIColor?
     var backgroundColor: UIColor?
     var tabBarConfiguration: TabBarBackgroundConfiguration?
-    
-    @Binding var selectedIndex: Int
+    var selectedIndex: Int
     
     func makeUIViewController(context: Context) -> UITabBarController {
         let tabBarController = UITabBarController()
diff --git a/Sources/StatefulTabView/StatefulTabView.swift b/Sources/StatefulTabView/StatefulTabView.swift
index 1d7f04c..1f4e67b 100644
--- a/Sources/StatefulTabView/StatefulTabView.swift
+++ b/Sources/StatefulTabView/StatefulTabView.swift
@@ -10,26 +10,19 @@ import SwiftUI
 public struct StatefulTabView: View {
     internal var viewControllers: [UIHostingController<AnyView>] = []
     internal var tabBarItems: [Tab] = []
-    
+
+    internal var selectedIndex: Int
     internal var barTintColor: UIColor? = nil
     internal var unselectedItemTintColor: UIColor? = nil
     internal var backgroundColor: UIColor? = nil
     internal var tabBarConfiguration: TabBarBackgroundConfiguration? = nil
     
     @State private var stateIndex: Int = 0
-    @Binding private var bindableIndex: Int
-    
+
     private var useBindableIndex: Bool = false
     
-    public init(selectedIndex: Binding<Int>? = nil, @TabBuilder _ content: () -> [Tab]) {
-        if let selectedIndex = selectedIndex {
-            _bindableIndex = selectedIndex
-            useBindableIndex = true
-        } else {
-            _bindableIndex = .constant(0)
-            useBindableIndex = false
-        }
-        
+    public init(selectedIndex: Int = 0, @TabBuilder _ content: () -> [Tab]) {
+        self.selectedIndex = selectedIndex
         configureViewControllers(with: content())
     }
 
@@ -40,7 +33,7 @@ public struct StatefulTabView: View {
                          unselectedItemTintColor: unselectedItemTintColor,
                          backgroundColor: backgroundColor,
                          tabBarConfiguration: tabBarConfiguration,
-                         selectedIndex: useBindableIndex ? $bindableIndex : $stateIndex)
+                         selectedIndex: selectedIndex)
             .edgesIgnoringSafeArea(.all)
     }
 }