Notes

package com.example.myapplication

import android.R
import android.app.Activity
import android.content.Intent
import android.graphics.Bitmap
import android.net.Uri
import android.os.Bundle
import android.os.Environment
import android.provider.MediaStore
import android.util.Log
import android.view.View
import android.widget.ImageView
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.activity.enableEdgeToEdge
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.tooling.preview.Preview
import com.example.myapplication.ui.theme.MyApplicationTheme
import java.io.File


class MainActivity : ComponentActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
enableEdgeToEdge()
setContent {
MyApplicationTheme {
Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
Greeting(
name = "Android",
modifier = Modifier.padding(innerPadding)
)
}
}
}
}
}

@Composable
fun Greeting(name: String, modifier: Modifier = Modifier) {
Text(
text = "Hello $name!",
modifier = modifier
)
}

@Preview(showBackground = true)
@Composable
fun GreetingPreview() {
MyApplicationTheme {
Greeting("Android")
}
}


class MainActivity() : Activity() {
var directory: File? = null
val TYPE_PHOTO: Int = 1
val TYPE_VIDEO: Int = 2

val REQUEST_CODE_PHOTO: Int = 1
val REQUEST_CODE_VIDEO: Int = 2

val TAG: String = "myLogs"

var ivPhoto: ImageView? = null

override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.main)
createDirectory()
ivPhoto = findViewById<View>(R.id.ivPhoto) as ImageView
}

fun onClickPhoto(view: View?) {
val intent = Intent(MediaStore.ACTION_IMAGE_CAPTURE)
intent.putExtra(MediaStore.EXTRA_OUTPUT, generateFileUri(TYPE_PHOTO))
startActivityForResult(intent, REQUEST_CODE_PHOTO)
}

fun onClickVideo(view: View?) {
val intent = Intent(MediaStore.ACTION_VIDEO_CAPTURE)
intent.putExtra(MediaStore.EXTRA_OUTPUT, generateFileUri(TYPE_VIDEO))
startActivityForResult(intent, REQUEST_CODE_VIDEO)
}

override fun onActivityResult(
requestCode: Int, resultCode: Int,
intent: Intent
) {
if (requestCode == REQUEST_CODE_PHOTO) {
if (resultCode == RESULT_OK) {
if (intent == null) {
Log.d(TAG, "Intent is null")
} else {
Log.d(TAG, "Photo uri: " + intent.data)
val bndl = intent.extras
if (bndl != null) {
val obj = intent.extras!!["data"]
if (obj is Bitmap) {
val bitmap = obj
Log.d(
TAG, "bitmap " + bitmap.width + " x "
+ bitmap.height
)
ivPhoto!!.setImageBitmap(bitmap)
}
}
}
} else if (resultCode == RESULT_CANCELED) {
Log.d(TAG, "Canceled")
}
}

if (requestCode == REQUEST_CODE_VIDEO) {
if (resultCode == RESULT_OK) {
if (intent == null) {
Log.d(TAG, "Intent is null")
} else {
Log.d(TAG, "Video uri: " + intent.data)
}
} else if (resultCode == RESULT_CANCELED) {
Log.d(TAG, "Canceled")
}
}
}

private fun generateFileUri(type: Int): Uri {
var file: File? = null
when (type) {
TYPE_PHOTO -> file = File(
directory!!.path + "/" + "photo_"
+ System.currentTimeMillis() + ".jpg"
)

TYPE_VIDEO -> file = File(
(directory!!.path + "/" + "video_"
+ System.currentTimeMillis() + ".mp4")
)
}
Log.d(TAG, "fileName = $file")
return Uri.fromFile(file)
}

private fun createDirectory() {
directory = File(
Environment
.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES),
"MyFolder"
)
if (!directory!!.exists()) directory!!.mkdirs()


}