mohamedagamy · October 13, 2020 18:13 · Oct 9, 2020 · Oct 9, 2020 · Oct 9, 2020 · Oct 9, 2020
diff --git a/Formatting Numbers Locale b/Formatting Numbers Locale
@@ -76,3 +76,27 @@ fun String.decodeBase64(): String {
     return Base64.decode(this.toByteArray(), Base64.NO_WRAP).toString()
 }
 
+    @SuppressLint("SimpleDateFormat")
+    fun calcDiffInDays(startDate: String, endDate: String): Long {
+        //"2022-12-21 10:58:15"
+        val dateFormat = SimpleDateFormat("yyyy-MM-dd HH:mm:ss")
+        var startPackageDate: Long = 0
+        var endPackageDate: Long = 0
+        try {
+            startPackageDate = dateFormat.parse(startDate)?.time ?: 0
+            endPackageDate = dateFormat.parse(endDate)?.time ?: 0
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+        var diffInMs = endPackageDate - startPackageDate
+        diffInMs = if (diffInMs < 0) 0 else diffInMs
+        val diffInDays = TimeUnit.MILLISECONDS.toDays(diffInMs)
+        val diffInHours = TimeUnit.MILLISECONDS.toHours(diffInMs)
+        val diffInMin = TimeUnit.MILLISECONDS.toMinutes(diffInMs)
+        val diffInSec = TimeUnit.MILLISECONDS.toSeconds(diffInMs)
+        val totalDifference = Math.ceil(diffInSec.toDouble() / (60.0 * 60.0 * 24.0))
+        Log.e("TIMER", "diffTotal $totalDifference")
+        Log.e("TIMER", "diffSec $diffInSec")
+        return diffInDays
+    }
+
diff --git a/Formatting Numbers Locale b/Formatting Numbers Locale
@@ -31,6 +31,7 @@ fun String.formatStringLocalized(): String {
 
 //you need to use this workaround to avoid arabic comma in Numbers
 //so you replace all english numbers with arabic numbers 
+//https://stackoverflow.com/questions/34266789/arabic-number-in-arabic-text-in-android
 fun String.convertEnglishNumbersToArabic(): String {
     return this.replace("1".toRegex(), "١").replace("2".toRegex(), "٢")
         .replace("3".toRegex(), "٣").replace("4".toRegex(), "٤")

diff --git a/Formatting Numbers Locale b/Formatting Numbers Locale
@@ -29,6 +29,8 @@ fun String.formatStringLocalized(): String {
     else return input.convertEnglishNumbersToArabic()
 }
 
+//you need to use this workaround to avoid arabic comma in Numbers
+//so you replace all english numbers with arabic numbers 
 fun String.convertEnglishNumbersToArabic(): String {
     return this.replace("1".toRegex(), "١").replace("2".toRegex(), "٢")
         .replace("3".toRegex(), "٣").replace("4".toRegex(), "٤")

diff --git a/Formatting Numbers Locale b/Formatting Numbers Locale
@@ -41,4 +41,35 @@ private fun String.formatStringEnglish(): String {
     val decimalFormat = NumberFormat.getNumberInstance(Locale.ENGLISH)
     val result = decimalFormat.format(this.toInt())
     return result
-}
+}
+//*************************************************************
+
+fun String.textOnly(): Boolean {
+    //not allowed number arabic/english ,not allowed special chars
+    return this.matches("^[^0-9\u0660-\u0669^~|<>{}¥€£@#&*+=()_\$\";.?!%]+$".toRegex())
+}
+
+fun String.digitsOnly(): Boolean {
+    //arabic,english numbers only
+    return this.matches("^[0-9\u0660-\u0669]+\$".toRegex())
+}
+
+fun String.alphaNumericOnly(): Boolean {
+    //arabic & english => numbers & characters also no spaces allowed
+    //this.matches("^(?=.*[\\u0660-\\u0669])(?=.*[\\u0621-\\u064A0]).{6,}\$".toRegex())
+    return this.matches("^(?=.*[0-9])(?=.*[a-zA-Z]).{6,}\$".toRegex())
+}
+
+fun String.isArabicChars(): Boolean {
+    //arabic characters and numbers
+    return this.matches("^[\\u0621-\\u064A\\u0660-\\u0669 ]+\$".toRegex())
+}
+
+fun String.encodeBase64(): String {
+    return Base64.encodeToString(toByteArray(), Base64.NO_WRAP)
+}
+
+fun String.decodeBase64(): String {
+    return Base64.decode(this.toByteArray(), Base64.NO_WRAP).toString()
+}
+
diff --git a/Formatting Numbers → Formatting Numbers Locale b/Formatting Numbers → Formatting Numbers Locale
diff --git a/Formatting Numbers b/Formatting Numbers
@@ -0,0 +1,44 @@
+fun String.formatCreditCardNumber(): String {
+    val delimiter = ' '
+    return this.replace(".{4}(?!$)".toRegex(), "$0$delimiter")
+}
+
+fun Float.formatPriceFloat(): String {
+    val isEnglish = Utils.getLang()
+    val symbols = DecimalFormatSymbols(Locale.US)
+    val decimalFormat = DecimalFormat("#,###.000",symbols)
+    val output = if(isEnglish) decimalFormat.format(this) else
+        decimalFormat.format(this).convertEnglishNumbersToArabic()
+    return output
+}
+
+fun Float.formatPriceInt(): String {
+    val isEnglish = Utils.getLang()
+    val symbols = DecimalFormatSymbols(Locale.US)
+    val decimalFormat = DecimalFormat("#,###",symbols)
+
+    val output = if(isEnglish) decimalFormat.format(this.toInt()) else
+        decimalFormat.format(this.toInt()).convertEnglishNumbersToArabic()
+    return output
+}
+
+fun String.formatStringLocalized(): String {
+    val isEnglish = Utils.getLang()
+    val input = this.formatStringEnglish()
+    if (isEnglish) return input
+    else return input.convertEnglishNumbersToArabic()
+}
+
+fun String.convertEnglishNumbersToArabic(): String {
+    return this.replace("1".toRegex(), "١").replace("2".toRegex(), "٢")
+        .replace("3".toRegex(), "٣").replace("4".toRegex(), "٤")
+        .replace("5".toRegex(), "٥").replace("6".toRegex(), "٦")
+        .replace("7".toRegex(), "٧").replace("8".toRegex(), "٨")
+        .replace("9".toRegex(), "٩").replace("0".toRegex(), "٠")
+}
+
+private fun String.formatStringEnglish(): String {
+    val decimalFormat = NumberFormat.getNumberInstance(Locale.ENGLISH)
+    val result = decimalFormat.format(this.toInt())
+    return result
+}