abir-hasan

private void createNotificationInOreo() {
        String NOTIFICATION_CHANNEL_ID = "default";
        int id = (int) System.currentTimeMillis();

        Intent parentIntent = new Intent(this, ParentActivity.class);
        Intent resultIntent = new Intent(this, SecondActivity.class);

        TaskStackBuilder stackBuilder = TaskStackBuilder.create(this);
        // Adds the back stack
        stackBuilder.addParentStack(ParentActivity.class);

abir-hasan

private static String uniqueID = null;
private static final String PREF_UNIQUE_ID = "PREF_UNIQUE_ID";

public synchronized static String id(Context context) {
   if (uniqueID == null) {
      SharedPreferences sharedPrefs = context.getSharedPreferences(
         PREF_UNIQUE_ID, Context.MODE_PRIVATE);
      uniqueID = sharedPrefs.getString(PREF_UNIQUE_ID, null);
      if (uniqueID == null) {
         uniqueID = UUID.randomUUID().toString();

abir-hasan

fun parseTime(value: String): String {
        val dateTime = "2018-11-27 17:48:38.300"
        val format = SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS", Locale.getDefault())
        try {
            val calendar = Calendar.getInstance()
            calendar.time = format.parse(value)
            var hour = calendar.get(Calendar.HOUR_OF_DAY)
            val minute = calendar.get(Calendar.MINUTE)

            val timeString: String

abir-hasan

private fun showDatePickerDialog() {
        val c = Calendar.getInstance()
        val year = c.get(Calendar.YEAR)
        val month = c.get(Calendar.MONTH)
        val day = c.get(Calendar.DAY_OF_MONTH)

        getContext()?.let { it ->
            // Create a new instance of DatePickerDialog and return it
            val dpd = DatePickerDialog(
                    it,

abir-hasan

override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.xyz)
        checkCameraPermission()
    }


private fun checkCameraPermission() {
        if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
                != PackageManager.PERMISSION_GRANTED) {

abir-hasan

private fun translucentStatusBarWithFixedNavigationButtons() {
        window.apply {
            clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS)
            addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS)
            decorView.systemUiVisibility = View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
            statusBarColor = Color.TRANSPARENT
        }
    }

abir-hasan

const val APP_TAG = "Test App"

fun String.logVerbose(tag: String = APP_TAG) {
    if (BuildConfig.DEBUG)
        Log.v(tag, this)
}

fun String.logDebug(tag: String = APP_TAG) {
    if (BuildConfig.DEBUG)
        Log.d(tag, this)

abir-hasan

private fun generateKeyHashFromSHA() {
        try {
            val info = packageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES)
            for (signature in info.signatures) {
                val md = MessageDigest.getInstance("SHA")
                md.update(signature.toByteArray())
                val hashKey = String(Base64.getEncoder().encode(md.digest()))
                "key: $hashKey".logDebug(TAG)
                Log.d(TAG, "generateSha1: $hashKey")
            }

abir-hasan

fun MainActivity.findDeviceModelManufacturerAndOS() {
    val status = StringBuilder()
        .append("\nOS Version: ${Build.VERSION.SDK_INT}")
        .append("\nMANUFACTURER: ${Build.MANUFACTURER}")
        .append("\nMODEL: ${Build.MODEL}")
    "findDeviceModelManufacturerAndOS() $status".logWarn(TAG)
}


/**

abir-hasan

enum class Status {
    SUCCESS,
    ERROR,
    LOADING
}

data class APIResponse<out T>(val status: Status, val data: T?, val message: String?) {

    companion object {
        fun <T> success(data: T): APIResponse<T> = APIResponse(