added activity inject sample code

app/src/main/java/com/biganto/visual/roompark/base/RoomParkMainActivity.kt

 package com.biganto.visual.roompark.base
 
 import android.os.Bundle
+import android.widget.TextView
 import androidx.appcompat.app.AppCompatActivity
 import com.biganto.visual.roompark.R
+import com.biganto.visual.roompark.di.koin.StartUpData
+import org.koin.android.scope.currentScope
 
 class RoomParkMainActivity : AppCompatActivity() {
 
+    lateinit var entryText:TextView
+    private val entryDate : StartUpData by currentScope.inject()
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
-
+        entryText = findViewById(R.id.entryTextView)
+        entryText.text = entryDate.helloText
     }
 }

app/src/main/java/com/biganto/visual/roompark/di/koin/AppModule.kt

@@ -27,6 +27,8 @@ val appModule = module{
 
 val scopesModule = module {
     scope(named<RoomParkMainActivity>()){
-
+        scoped { StartUpData("ja pesik!") }
     }
 }
+
+data class StartUpData(val helloText:String)

app/src/main/res/layout/activity_main.xml

@@ -7,6 +7,7 @@
     tools:context=".MainActivity">
 
     <TextView
+        android:id="@+id/entryTextView"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:text="Hello World!"

dependencies.gradle

@@ -17,6 +17,6 @@ ext {
     gradleVersion = '3.5.0'
     koinVersion = '2.0.1'
     timberVersion = '4.7.1'
-    picassoVersion = '2.5.2'
+    picassoVersion = '2.71828'
 
 }
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