feat(ios): show toast when loading url in debug mode

ios/Capacitor/Capacitor/CAPBridgeViewController.swift

@@ -181,6 +181,10 @@ public class CAPBridgeViewController: UIViewController, CAPBridgeDelegate, WKScr
     hostname = bridge!.config.getString("server.url") ?? "\(bridge!.getLocalUrl())"
     allowNavigationConfig = bridge!.config.getValue("server.allowNavigation") as? Array<String>
 
+    if bridge!.isDevMode() && bridge!.config.getString("server.url") != nil {
+      let toastPlugin = bridge!.getOrLoadPlugin(pluginName: "Toast") as? CAPToastPlugin
+      toastPlugin!.showToast(vc: self, text: "Using app server \(hostname!)", duration: 3500)
+    }
 
     CAPLog.print("⚡️  Loading app at \(hostname!)...")
     let request = URLRequest(url: URL(string: hostname!)!)

ios/Capacitor/Capacitor/Plugins/Toast.swift

@@ -4,7 +4,7 @@ import Foundation
 
 @objc(CAPToastPlugin)
 public class CAPToastPlugin : CAPPlugin {
-  var toast: UILabel?
+
   @objc func show(_ call: CAPPluginCall) {
     guard let text = call.get("text", String.self) else {
       call.error("text must be provided and must be a string.")
@@ -13,10 +13,14 @@ public class CAPToastPlugin : CAPPlugin {
     let durationType = call.get("duration", String.self, "short")!
     let duration = durationType == "long" ? 3500 : 2000
     let position = call.get("position", String.self, "bottom")
-
+
+    showToast(vc: self.bridge!.viewController, text: text, duration: duration, position: position!, completion: {(isCompleted) in
+      call.success()
+    });
+  }
+
+  public func showToast(vc: UIViewController, text: String, duration: Int = 2000, position: String = "bottom", completion: ((Bool) -> Void)? = nil) {
     DispatchQueue.main.async {
-      let vc = self.bridge!.viewController
-
       let maxSizeTitle : CGSize = CGSize(width: vc.view.bounds.size.width-32, height: vc.view.bounds.size.height)
 
       let lb = UILabel()
@@ -53,21 +57,22 @@ public class CAPToastPlugin : CAPPlugin {
         height: height)
 
       lb.padding = UIEdgeInsets(top: 8, left: 8, bottom: 8, right: 8)
-      self.toast = lb
-
+
       vc.view.addSubview(lb)
 
       UIView.animateKeyframes(withDuration: 0.3, delay: 0, animations: {
-        self.toast!.alpha = 1.0
+        lb.alpha = 1.0
       }, completion: {(isCompleted) in
-        
+
         UIView.animate(withDuration: 0.3, delay: (Double(duration) / 1000), options: .curveEaseOut, animations: {
-          self.toast!.alpha = 0.0
+          lb.alpha = 0.0
         }, completion: {(isCompleted) in
-          self.toast!.removeFromSuperview()
-          call.success()
-        })
+          lb.removeFromSuperview()
 
+          if (completion) != nil {
+            completion?(isCompleted);
+          }
+        })
       })
     }
   }