use proper time and date at new tasks

app/src/main/kotlin/com/simplemobiletools/calendar/pro/activities/MainActivity.kt

@@ -113,10 +113,7 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
         }
 
         fab_task_icon.setOnClickListener {
-            hideKeyboard()
+            openNewTask()
-            Intent(this, TaskActivity::class.java).apply {
-                startActivity(this)
-            }
 
             Handler().postDelayed({
                 hideExtendedFab()
@@ -930,6 +927,13 @@ class MainActivity : SimpleActivity(), RefreshRecyclerViewListener {
         launchNewEventIntent(lastFragment.getNewEventDayCode(), allowChangingDay)
     }
 
+    private fun openNewTask() {
+        hideKeyboard()
+        val lastFragment = currentFragments.last()
+        val allowChangingDay = lastFragment !is DayFragmentsHolder && lastFragment !is MonthDayFragmentsHolder
+        launchNewTaskIntent(lastFragment.getNewEventDayCode(), allowChangingDay)
+    }
+
     fun openMonthFromYearly(dateTime: DateTime) {
         if (currentFragments.last() is MonthFragmentsHolder) {
             return

app/src/main/kotlin/com/simplemobiletools/calendar/pro/activities/TaskActivity.kt

@@ -8,6 +8,7 @@ import android.view.WindowManager
 import com.simplemobiletools.calendar.pro.R
 import com.simplemobiletools.calendar.pro.extensions.config
 import com.simplemobiletools.calendar.pro.helpers.Formatter
+import com.simplemobiletools.calendar.pro.helpers.NEW_EVENT_START_TS
 import com.simplemobiletools.calendar.pro.helpers.TASK_ID
 import com.simplemobiletools.commons.extensions.*
 import kotlinx.android.synthetic.main.activity_task.*
@@ -29,7 +30,6 @@ class TaskActivity : SimpleActivity() {
         val intent = intent ?: return
         mDialogTheme = getDialogTheme()
         val taskId = intent.getLongExtra(TASK_ID, 0L)
-        mTaskDateTime = DateTime.now()
         updateColors()
         gotTask()
     }
@@ -54,6 +54,10 @@ class TaskActivity : SimpleActivity() {
     }
 
     private fun setupNewTask() {
+        val startTS = intent.getLongExtra(NEW_EVENT_START_TS, 0L)
+        val dateTime = Formatter.getDateTimeFromTS(startTS)
+        mTaskDateTime = dateTime
+
         window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE)
         task_title.requestFocus()
         updateActionBarTitle(getString(R.string.new_task))

app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt

@@ -27,6 +27,7 @@ import androidx.print.PrintHelper
 import com.simplemobiletools.calendar.pro.R
 import com.simplemobiletools.calendar.pro.activities.EventActivity
 import com.simplemobiletools.calendar.pro.activities.SnoozeReminderActivity
+import com.simplemobiletools.calendar.pro.activities.TaskActivity
 import com.simplemobiletools.calendar.pro.databases.EventsDatabase
 import com.simplemobiletools.calendar.pro.helpers.*
 import com.simplemobiletools.calendar.pro.helpers.Formatter
@@ -368,6 +369,15 @@ fun Context.launchNewEventIntent(dayCode: String = Formatter.getTodayCode(), all
     }
 }
 
+// if the default start time is set to "Next full hour" and the task is created before midnight, it could change the day
+fun Context.launchNewTaskIntent(dayCode: String = Formatter.getTodayCode(), allowChangingDay: Boolean = false) {
+    Intent(applicationContext, TaskActivity::class.java).apply {
+        putExtra(NEW_EVENT_START_TS, getNewEventTimestampFromCode(dayCode, allowChangingDay))
+        addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+        startActivity(this)
+    }
+}
+
 fun Context.getNewEventTimestampFromCode(dayCode: String, allowChangingDay: Boolean = false): Long {
     val calendar = Calendar.getInstance()
     val defaultStartTime = config.defaultStartTime