✨ Numeric Date Entry - enable custom culture

Smartway.UiComponent.UnitTests/Inputs/NumericDateInput/NumericDateEntryTest.cs

@@ -7,6 +7,7 @@
 using System.Globalization;
 using System.Threading;
 using NFluent;
+using Smartway.UiComponent.UnitTests.Inputs.NumericDateInput;
 using Xamarin.Forms;
 
 
@@ -45,7 +46,7 @@ public void FilledUncorrectDate(string day, string month, string year)
         [InlineData("it-IT", "JJ", "MM", "AA")]
         [InlineData("ru-RU", "JJ", "MM", "AA")]
         [InlineData("ro-RO", "JJ", "MM", "AA")]
-        [InlineData("us-US", "DD", "MM", "YY")]
+        [InlineData("en-US", "DD", "MM", "YY")]
         [InlineData("en-EN", "DD", "MM", "YY")]
         public void DefaultPlaceholder(string culture, string day, string month, string year)
         {
@@ -63,7 +64,7 @@ public void DefaultPlaceholder(string culture, string day, string month, string
         [InlineData("it-IT", "06", "10")]
         [InlineData("ro-RO", "06", "10")]
         [InlineData("ru-RU", "06", "10")]
-        [InlineData("us-US", "10", "06")]
+        [InlineData("en-US", "10", "06")]
         [InlineData("en-EN", "10", "06")]
         public void MonthDayOrderCulture(string culture, string expectedFirst, string expectedSecond)
         {
@@ -74,15 +75,51 @@ public void MonthDayOrderCulture(string culture, string expectedFirst, string ex
             CheckNumericDateEntry(entry, expectedFirst, expectedSecond, "2022");
         }
 
+        [Theory]
+        [InlineData("fr-FR", "th-TH", 2024, "67")]
+        [InlineData("th-TH", "fr-FR", 2024, "81")]
+        [InlineData("fr-FR", "fr-FR", 2024, "24")]
+        [InlineData("th-TH", "th-TH", 2024, "24")]
+        public void CustomCulturePlaceholder(string deviceCulture, string customCulture, int year, string expectedYear)
+        {
+            SetCulture(deviceCulture);
+
+            var entry = new NumericDateEntry();
+            entry.Culture = new CultureInfo(customCulture);
+            entry.DatePlaceholder = new DateTime(year, 10, 6, Thread.CurrentThread.CurrentCulture.Calendar);
+
+            Check.That(entry.DayEntry.Placeholder).IsEqualTo("06");
+            Check.That(entry.MonthEntry.Placeholder).IsEqualTo("10");
+            Check.That(entry.YearEntry.Placeholder).IsEqualTo(expectedYear);
+        }
+
+        [Theory]
+        [InlineData("fr-FR", "th-TH", 2024, 2024)]
+        [InlineData("th-TH", "fr-FR", 2024, 2024)]
+        [InlineData("fr-FR", "fr-FR", 2024, 2024)]
+        [InlineData("th-TH", "th-TH", 2024, 2024)]
+        public void CustomCultureFilledDate(string deviceCulture, string customCulture, int year, int expectedYear)
+        {
+            SetCulture(deviceCulture);
+
+            var entry = CreateNumericDateEntry("06", "10", year.ToString());
+            entry.Culture = new CultureInfo(customCulture);
+
+            var filledDate = entry.GetFilledDate();
+            Check.That(filledDate.Day).IsEqualTo(6);
+            Check.That(filledDate.Month).IsEqualTo(10);
+            Check.That(filledDate.Year).IsEqualTo(expectedYear);
+        }
+
         private void SetCulture(string culture)
         {
             Thread.CurrentThread.CurrentCulture = new CultureInfo(culture);
             Thread.CurrentThread.CurrentUICulture = new CultureInfo(culture);
         }
 
-        private NumericDateEntry CreateNumericDateEntry(string day, string month, string year)
+        private TestableNumericDateEntry CreateNumericDateEntry(string day, string month, string year)
         {
-            var numericDateEntry = new NumericDateEntry
+            var numericDateEntry = new TestableNumericDateEntry
             {
                 ErrorCommand = _errorCommandMock.Object
             };

Smartway.UiComponent.UnitTests/Inputs/NumericDateInput/TestableNumericDateInput.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Smartway.UiComponent.Inputs;
+
+namespace Smartway.UiComponent.UnitTests.Inputs.NumericDateInput
+{
+    class TestableNumericDateEntry: NumericDateEntry
+    {
+        public new DateTime GetFilledDate() => base.GetFilledDate();
+    }
+}

Smartway.UiComponent/Inputs/NumericDateEntry.xaml.cs

@@ -65,6 +65,21 @@ public ICommand ErrorCommand
             set => SetValue(ErrorCommandProperty, value);
         }
 
+        private CultureInfo _culture;
+        public CultureInfo Culture
+        {
+            get
+            {
+                if (_culture != null)
+                {
+                    return _culture;
+                }
+
+                return CultureInfo.CurrentCulture;
+            }
+            set => _culture = value;
+        }
+
         private List<Entry> _dateEntries;
         public Entry DayEntry;
         public Entry MonthEntry;
@@ -98,7 +113,7 @@ protected virtual DateTime GetFilledDate()
         {
             var day = int.Parse(DayEntry.Text);
             var month = int.Parse(MonthEntry.Text);
-            var year = CultureInfo.CurrentCulture.Calendar.ToFourDigitYear(int.Parse(YearEntry.Text));
+            var year = Culture.Calendar.ToFourDigitYear(int.Parse(YearEntry.Text));
 
             return new DateTime(year, month, day);
         }
@@ -158,9 +173,9 @@ private void SetEntriesPlaceHolders()
 
         private void SetDateTimePlaceholder()
         {
-            DayEntry.Placeholder = DatePlaceholder.ToString("dd");
-            MonthEntry.Placeholder = DatePlaceholder.ToString("MM");
-            YearEntry.Placeholder = DatePlaceholder.ToString("yy");
+            DayEntry.Placeholder = DatePlaceholder.ToString("dd", Culture);
+            MonthEntry.Placeholder = DatePlaceholder.ToString("MM", Culture);
+            YearEntry.Placeholder = DatePlaceholder.ToString("yy", Culture);
         }
 
         protected virtual void SetFilledDate()
@@ -170,9 +185,9 @@ protected virtual void SetFilledDate()
 
             var date = (DateTime)FilledDateTime;
 
-            DayEntry.Text = date.ToString("dd");
-            MonthEntry.Text = date.ToString("MM");
-            YearEntry.Text = date.ToString("yy");
+            DayEntry.Text = date.ToString("dd", Culture);
+            MonthEntry.Text = date.ToString("MM", Culture);
+            YearEntry.Text = date.ToString("yy", Culture);
         }
 
         private void SetEntriesPosition()
@@ -221,15 +236,13 @@ private void SetDefaultPlaceholder()
 
         private bool IsDayMonthCalendar()
         {
-            var calendarType =
-                CultureInfo.GetCultureInfo(CultureInfo.CurrentCulture.Name).DateTimeFormat.MonthDayPattern;
+            var calendarType = Culture.DateTimeFormat.MonthDayPattern;
             return calendarType.IndexOf("d") < calendarType.IndexOf("M");
         }
 
         private bool IsYearsFirstCalendar()
         {
-            var calendarType =
-                CultureInfo.GetCultureInfo(CultureInfo.CurrentCulture.Name).DateTimeFormat.YearMonthPattern;
+            var calendarType = Culture.DateTimeFormat.YearMonthPattern;
             return calendarType.IndexOf("y") < calendarType.IndexOf("M");
         }