#3 - State in Compose

BasicStateCodelab/app/src/main/java/jik/compose/basicstatecodelab/MainActivity.kt

@@ -22,22 +22,9 @@ class MainActivity : ComponentActivity() {
                     modifier = Modifier.fillMaxSize(),
                     color = MaterialTheme.colors.background
                 ) {
-                    Greeting("Android")
+                    WellnessScreen()
                 }
             }
         }
     }
-}
-
-@Composable
-fun Greeting(name: String) {
-    Text(text = "Hello $name!")
-}
-
-@Preview(showBackground = true)
-@Composable
-fun DefaultPreview() {
-    BasicStateCodelabTheme {
-        Greeting("Android")
-    }
 }

BasicStateCodelab/app/src/main/java/jik/compose/basicstatecodelab/WaterCounter.kt

@@ -0,0 +1,16 @@
+package jik.compose.basicstatecodelab
+
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+
+@Composable
+fun WaterCounter(modifier: Modifier = Modifier) {
+    val count = 0
+    Text(
+        text = "You've had $count glasses",
+        modifier = modifier.padding(16.dp)
+    )
+}

BasicStateCodelab/app/src/main/java/jik/compose/basicstatecodelab/WellnessScreen.kt

@@ -0,0 +1,10 @@
+package jik.compose.basicstatecodelab
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+
+
+@Composable
+fun WellnessScreen(modifier: Modifier = Modifier) {
+    WaterCounter(modifier)
+}