Add support text format

Author: anton-knyazev

app/src/main/java/omega_r/com/omegatypesexample/MainActivity.kt

@@ -16,7 +16,7 @@ class MainActivity : BaseActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
-        val text = Text.from("test ") + Text.from(R.string.hello_world, textStyle = TextStyle.bold())
+        val text = Text.from("test ") + Text.from(R.string.hello_world, Text.from(R.string.app_name), textStyle = TextStyle.bold())
         text.applyTo(exampleTextView) // or exampleTextView.setText(text)
         val image = Image.from("https://avatars1.githubusercontent.com/u/28600571")
 

omegatypes/src/main/java/com/omega_r/libs/omegatypes/Text.kt

@@ -142,6 +142,16 @@ open class Text(protected val defaultTextStyle: TextStyle? ) : Serializable {
         override fun isEmpty(): Boolean = stringRes <= 0
 
         override fun getString(context: Context): String {
+            if (formatArgs.firstOrNull { it is Text} != null) {
+                val list = formatArgs.map {
+                    when (it) {
+                        is Text -> it.getString(context)
+                        else -> it
+                    }
+                }
+                return context.getString(stringRes, *list.toTypedArray())
+            }
+
             return context.getString(stringRes, *formatArgs)
         }
 

omegatypes/src/main/res/values/strings.xml

@@ -1,4 +1,4 @@
 <resources>
     <string name="app_name">lib</string>
-    <string name="hello_world">Hello world</string>
+    <string name="hello_world">Hello world %s super</string>
 </resources>