Add methods to implement native copy-to-clipboard functionality. (#60)

* Add methods to implement native copy-to-clipboard functionality.

* Supply context to AndroidWebViewBridge.

Co-authored-by: Fernando Valverde <fdov88@gmail.com>

Author: VarunBarad

app/src/main/java/to/dev/dev_android/util/AndroidWebViewBridge.kt

@@ -5,13 +5,14 @@ import android.content.ClipboardManager
 import android.content.Context
 import android.util.Log
 import android.webkit.JavascriptInterface
+import android.widget.Toast
+import to.dev.dev_android.BuildConfig
 
 /**
  * This class currently is empty because more methods would be added to it
  * when new bridge functionalities are added.
  */
-class AndroidWebViewBridge(private val mContext: Context) {
-
+class AndroidWebViewBridge(private val context: Context) {
     /**
      * Every method that has to be accessed from web-view needs to be marked with
      * `@JavascriptInterface`.
@@ -23,9 +24,14 @@ class AndroidWebViewBridge(private val mContext: Context) {
     }
 
     @JavascriptInterface
-    fun copyToClipboard(text: String) {
-        val clipboard = mContext.getSystemService(Context.CLIPBOARD_SERVICE) as? ClipboardManager
-        val clip = ClipData.newPlainText("clipboard", text)
-        clipboard?.primaryClip = clip
+    fun copyToClipboard(copyText: String) {
+        val clipboard = context.getSystemService(Context.CLIPBOARD_SERVICE) as? ClipboardManager
+        val clipData = ClipData.newPlainText("DEV Community", copyText)
+        clipboard?.primaryClip = clipData
+    }
+
+    @JavascriptInterface
+    fun showToast(message: String) {
+        Toast.makeText(context, message, Toast.LENGTH_LONG).show()
     }
 }