droid-lover

// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
   ...
    ext.hilt_version = '2.28-alpha'
    dependencies {
       ...
        classpath "com.google.dagger:hilt-android-gradle-plugin:$hilt_version"

    }
}

droid-lover

apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-kapt'
apply plugin: 'kotlin-android-extensions'
//Hilt plugin
apply plugin: 'dagger.hilt.android.plugin'

android{
   ....
}

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//Your Application class


@HiltAndroidApp
class CarExpoApplication :Application() {
    ....
}

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@AndroidEntryPoint
class MainActivity : AppCompatActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        ........
    }
}

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@AndroidEntryPoint
class MainActivity : AppCompatActivity() {
    
    @Inject lateinit var exampleClass: ExampleClass
    
    override fun onCreate(savedInstanceState: Bundle?) {
        ....

        exampleClass.greetMessage()
    }

droid-lover

package com.vs.hiltapp.app

import android.app.Application
import dagger.hilt.android.HiltAndroidApp

//this will be the entry point of HILT DI injection to your app.
@HiltAndroidApp
class HiltSampleApp : Application() {

    override fun onCreate() {

droid-lover

dependencies {
  ... 
  implementation "com.google.dagger:hilt-android:2.28-alpha"
  kapt "com.google.dagger:hilt-android-compiler:2.28-alpha"
  implementation 'androidx.hilt:hilt-lifecycle-viewmodel:1.0.0-alpha02'
  kapt 'androidx.hilt:hilt-compiler:1.0.0-alpha02' 
  ...

  }

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class SampleViewModel @ViewModelInject constructor(
    private val networkRepository: NetworkRepository
) : ViewModel() {
  
  //code
  
}

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//add this annotation to make it accessible all dependencies from DI Graph created using HILT
@AndroidEntryPoint
class MainActivity : AppCompatActivity() {

    //access viewmodel like this 
    private val sampleViewModel: SampleViewModel by viewModels()

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

droid-lover

buildscript {
    ext.kotlin_version = "1.4.10"
    repositories {
        google()
        jcenter()
    }
    dependencies {
        classpath "com.android.tools.build:gradle:4.0.1"
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"