update: countdown timer

Author: amirisback

app/src/main/java/com/qomunal/opensource/androidresearch/common/ext/DateExt.kt

@@ -12,6 +12,7 @@ import java.util.TimeZone
 
 
 const val ISO_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"
+const val DEFAULT_FORMAT = "dd LLLL yyyy"
 const val DATE_TIME_FORMAT = "dd-MM-yyyy HH:mm:ss"
 
 const val DATE_TIME_FORMAT_AM_PM = "dd MMMM yyyy, H.mm a"
@@ -22,6 +23,10 @@ val TIME_ZONE_ID_EXT = TimeZone.getDefault().id
 
 // -------------------------------------------------------------------------------------------------
 
+fun getDateTodayExt(format: String = DATE_TIME_FORMAT): String {
+    return SimpleDateFormat(format, getLocaleExt()).format(Date())
+}
+
 fun String.dateFormater(
     from: String = SIMPLE_DATE_FORMAT,
     to: String = DATE_TIME_FORMAT,
@@ -87,7 +92,9 @@ fun String.fromIsoDateUTC(format: String = DATE_TIME_FORMAT): String {
 fun String.getMillisExt(format: String = SIMPLE_DATE_FORMAT): Long {
     var date = Date()
     try {
-        date = SimpleDateFormat(format, getLocaleExt()).parse(this) ?: Date()
+        date = SimpleDateFormat(format, getLocaleExt()).apply {
+            timeZone = TimeZone.getTimeZone(TIME_ZONE_ID_EXT)
+        }.parse(this) ?: Date()
     } catch (e: ParseException) {
         e.printStackTrace()
     }

app/src/main/java/com/qomunal/opensource/androidresearch/ui/main/MainActivity.kt

@@ -4,11 +4,15 @@ import android.os.Bundle
 import android.util.Log
 import androidx.activity.viewModels
 import com.qomunal.opensource.androidresearch.common.base.BaseActivity
+import com.qomunal.opensource.androidresearch.common.ext.DATE_TIME_FORMAT
 import com.qomunal.opensource.androidresearch.common.ext.ISO_FORMAT
+import com.qomunal.opensource.androidresearch.common.ext.SIMPLE_DATE_FORMAT
 import com.qomunal.opensource.androidresearch.common.ext.countdownTimerExt
 import com.qomunal.opensource.androidresearch.common.ext.fromIsoDateUTC
+import com.qomunal.opensource.androidresearch.common.ext.getDateTodayExt
 import com.qomunal.opensource.androidresearch.common.ext.getMillisExt
 import com.qomunal.opensource.androidresearch.databinding.ActivityMainBinding
+import java.util.Calendar
 
 
 class MainActivity : BaseActivity<ActivityMainBinding>() {
@@ -30,12 +34,25 @@ class MainActivity : BaseActivity<ActivityMainBinding>() {
         binding.apply {
 
             val dates = "2025-06-16T08:54:12.000Z"
+            val today = getDateTodayExt(ISO_FORMAT)
 
-            Log.d("Stechu", "dates: $dates")
-            Log.d("Stechu", "dates: ${dates.fromIsoDateUTC()}")
-            Log.d("Stechu", "dates: ${dates.getMillisExt(ISO_FORMAT)}")
+            val currentTime = Calendar.getInstance().time
 
-            tvText.countdownTimerExt(dates.getMillisExt(ISO_FORMAT))
+            val due = dates.getMillisExt(ISO_FORMAT) - currentTime.time
+
+            Log.d("CountDown", "today: $today")
+            Log.d("CountDown", "today: ${today.fromIsoDateUTC()}")
+
+            Log.d("CountDown", "dates: $dates")
+            Log.d("CountDown", "dates: ${dates.fromIsoDateUTC()}")
+
+            Log.d("CountDown", "today: ${today.getMillisExt(ISO_FORMAT)}")
+            Log.d("CountDown", "dates: ${dates.getMillisExt(ISO_FORMAT)}")
+            Log.d("CountDown", "due: $due")
+
+            tvToday.countdownTimerExt(today.getMillisExt(ISO_FORMAT))
+            tvDate.countdownTimerExt(dates.getMillisExt(ISO_FORMAT))
+            tvDue.countdownTimerExt(due)
         }
     }
 

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

@@ -1,17 +1,29 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
-    android:layout_height="match_parent">
+    android:layout_height="match_parent"
+    android:gravity="center"
+    android:orientation="vertical">
 
     <TextView
-        android:id="@+id/tv_text"
+        android:id="@+id/tv_today"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:text="Click On Me" />
+
+    <TextView
+        android:id="@+id/tv_date"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:text="Click On Me" />
+
+    <TextView
+        android:id="@+id/tv_due"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
         android:text="Click On Me"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+        android:textStyle="bold" />
 
-</androidx.constraintlayout.widget.ConstraintLayout>
+</LinearLayout>