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package com.vaadin.tests.components.datefield;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.Month;
import java.time.ZoneId;
import java.util.Locale;
import java.util.Set;
import java.util.TreeSet;
import java.util.stream.Stream;
import com.vaadin.server.UserError;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractTestUI;
import com.vaadin.ui.ComboBox;
import com.vaadin.ui.DateField;
import com.vaadin.ui.DateTimeField;
public class DateTimeFieldZoneIdFutureSummerDates extends AbstractTestUI {
static final String ZONE_ID = "zoneId";
static final String LOCALE_ID = "localeId";
static final String START_YEAR_DATEFIELD_ID = "startYearDateFieldID";
static final String END_YEAR_DATEFIELD_ID = "endYearDateFieldID";
static final String FIXED_RANGE_DATEFIELD_ID = "fixedRangeDateFieldID";
static final String VARIABLE_RANGE_DATEFIELD_ID = "variableRangeDateFieldID";
static final String INITIAL_ZONE_ID = "CET";
static final Locale INITIAL_LOCALE = Locale.US;
static final LocalDateTime INITIAL_DATE_TIME = LocalDateTime
.of(LocalDate.now().getYear() + 21, Month.JULY, 1, 0, 0);
static final LocalDate INITIAL_START_DATE = LocalDate
.of(INITIAL_DATE_TIME.getYear() - 5, Month.JULY, 1);
static final LocalDate INITIAL_END_DATE = LocalDate
.of(INITIAL_DATE_TIME.getYear() + 5, Month.JULY, 1);
private static final String TARGET_FORMAT_PATTERN = "dd MMM yyyy - z";
private static final String RANGE_FORMAT_PATTERN = "yyyy";
@Override
protected String getTestDescription() {
return "DateTimeField should correctly show the daylight saving (summer time) zone name "
+ "of a date that occurs within a user-defined range";
}
@Override
protected Integer getTicketNumber() {
return 11919;
}
@Override
protected void setup(VaadinRequest request) {
final ComboBox<String> zoneIdComboBox = getZoneIdComboBox();
addComponent(zoneIdComboBox);
final ComboBox<Locale> localeIdComboBox = getLocaleIdComboBox();
addComponent(localeIdComboBox);
final DateField transitionsStartYear = getDateField(
START_YEAR_DATEFIELD_ID, INITIAL_START_DATE,
RANGE_FORMAT_PATTERN,
"DST Transitions' start year (inclusive):");
addComponent(transitionsStartYear);
final DateField transitionsEndYear = getDateField(END_YEAR_DATEFIELD_ID,
INITIAL_END_DATE, RANGE_FORMAT_PATTERN,
"DST Transitions' end year (inclusive):");
addComponent(transitionsEndYear);
String captionVarField = "A DateTimeField with custom start"
+ " and end years between which DST zone names are displayed:";
final DateTimeField dateTimeFieldWithCustomRange = getDateTimeField(
VARIABLE_RANGE_DATEFIELD_ID, INITIAL_DATE_TIME,
TARGET_FORMAT_PATTERN, INITIAL_LOCALE, INITIAL_ZONE_ID,
captionVarField);
dateTimeFieldWithCustomRange.setDaylightSavingTimeRange(
INITIAL_START_DATE.getYear(), INITIAL_END_DATE.getYear());
addComponent(dateTimeFieldWithCustomRange);
transitionsStartYear.addValueChangeListener(event -> {
int startYear = event.getValue().getYear();
int endYear = transitionsEndYear.getValue().getYear();
if (startYear > endYear) {
showDateRangeError(transitionsStartYear);
} else {
clearErrors(transitionsStartYear, transitionsEndYear);
dateTimeFieldWithCustomRange
.setDaylightSavingTimeRange(startYear, endYear);
}
});
transitionsEndYear.addValueChangeListener(event -> {
int startYear = transitionsStartYear.getValue().getYear();
int endYear = event.getValue().getYear();
if (startYear > endYear) {
showDateRangeError(transitionsEndYear);
} else {
clearErrors(transitionsStartYear, transitionsEndYear);
dateTimeFieldWithCustomRange
.setDaylightSavingTimeRange(startYear, endYear);
}
});
String captionFixedField = "A default DateTimeField (By default, "
+ "DST zones are displayed between 1980 and 20 years into the future):";
final DateTimeField dateTimeFieldWithDefaultRange = getDateTimeField(
FIXED_RANGE_DATEFIELD_ID, INITIAL_DATE_TIME,
TARGET_FORMAT_PATTERN, INITIAL_LOCALE, INITIAL_ZONE_ID,
captionFixedField);
addComponent(dateTimeFieldWithDefaultRange);
zoneIdComboBox.addValueChangeListener(event -> {
final String value = event.getValue();
if (value == null) {
dateTimeFieldWithCustomRange.setZoneId(null);
dateTimeFieldWithDefaultRange.setZoneId(null);
} else {
dateTimeFieldWithCustomRange.setZoneId(ZoneId.of(value));
dateTimeFieldWithDefaultRange.setZoneId(ZoneId.of(value));
}
});
localeIdComboBox.addValueChangeListener(event -> {
dateTimeFieldWithCustomRange.setLocale(event.getValue());
dateTimeFieldWithDefaultRange.setLocale(event.getValue());
});
}
private DateTimeField getDateTimeField(String id,
LocalDateTime initialDateTime, String dateFormat, Locale locale,
String zoneId, String caption) {
final DateTimeField dateTimeField = new DateTimeField();
dateTimeField.setId(id);
dateTimeField.setValue(initialDateTime);
dateTimeField.setDateFormat(dateFormat);
dateTimeField.setLocale(locale);
dateTimeField.setZoneId(ZoneId.of(zoneId));
dateTimeField.setCaption(caption);
return dateTimeField;
}
private DateField getDateField(String id, LocalDate initialDate,
String dateFormat, String caption) {
final DateField dateField = new DateField();
dateField.setId(id);
dateField.setDateFormat(dateFormat);
dateField.setCaption(caption);
dateField.setValue(initialDate);
return dateField;
}
private void clearErrors(DateField transitionStartyear,
DateField transitionEndyear) {
transitionStartyear.setComponentError(null);
transitionEndyear.setComponentError(null);
}
private void showDateRangeError(DateField dateField) {
dateField.setComponentError(new UserError(
"Start year must be less than or equal to end year!"));
}
private ComboBox<Locale> getLocaleIdComboBox() {
final ComboBox<Locale> localeIdComboBox = new ComboBox<>();
localeIdComboBox.setId(LOCALE_ID);
final Stream<Locale> localeStream = Stream
.of(Locale.getAvailableLocales())
.sorted((l1, l2) -> l1.toString().compareTo(l2.toString()));
localeIdComboBox.setItems(localeStream);
localeIdComboBox.setValue(INITIAL_LOCALE);
localeIdComboBox.setCaption("Locale:");
return localeIdComboBox;
}
private ComboBox<String> getZoneIdComboBox() {
final ComboBox<String> zoneIdComboBox = new ComboBox<>();
zoneIdComboBox.setId(ZONE_ID);
final Set<String> zoneIdSet = new TreeSet<>(
ZoneId.getAvailableZoneIds());
zoneIdComboBox.setItems(zoneIdSet);
zoneIdComboBox.setValue(INITIAL_ZONE_ID);
zoneIdComboBox.setCaption("Zone:");
return zoneIdComboBox;
}
}
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