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Config, dayjs, FormatterParserProvider, I18n, Mask,
} from '@zeedhi/core';
import isUndefined from 'lodash.isundefined';
import { TextInput } from '@zeedhi/common';
import { IDateTime, IDateTimeEvents } from './interfaces';
export class DateTime extends TextInput implements IDateTime {
/**
* Restricts which dates can be selected.
*/
public allowedDates?: ((date: string) => boolean) | string[] = undefined;
/**
* Events registered to the date.
*/
public activeTab: string = 'calendarTab';
/**
* Events registered to the date.
*/
public events!: IDateTimeEvents;
/**
* Format used in time value
*/
public timeFormat: string = 'HH:mm:ss';
/**
* Format used in time value
*/
public dateFormat: string = Config.dateFormat;
/**
* Sets the locale. Accepts a string with a BCP 47 language tag.
*/
public locale?: string = I18n.instance.language;
/**
* Toggles visibility of the week numbers in the body of the calendar.
*/
public showWeek: boolean = false;
/**
* Defines the dateTime format.
*/
public dateTimeFormat: string = Config.dateTimeFormat;
/**
* Defines the date format.
*/
public displayDateFormat?: string = Config.displayFormat;
/**
* Defines the time format.
*/
public displayTimeFormat: string = Config.displayTimeFormat || 'HH:mm:ss';
/**
* Defines the Time input format.
*/
public inputFormat?: string = Config.dateInputFormat;
/**
* Defines the date input format.
*/
public dateInputFormat?: string;
/**
* Defines the time input format.
*/
public timeInputFormat?: string;
/**
* Toggles the use of seconds in picker.
*/
public useSeconds: boolean = false;
public showDateTimePicker: boolean = false;
/**
* Defines the format of a time displayed in picker. Available options are ampm and 24hr.
*/
public timePickerFormat: string = Config.timeFormat || 'ampm';
/**
* Place AM/PM switch in title, not near the clock.
*/
public ampmInTitle: boolean = true;
/**
* Sets the first day of the week, starting with 0 for Sunday.
*/
public firstDayOfWeek: number | string = 0;
/**
* Maximum allowed time.
*/
public maxTime: string = '';
/**
* Define the date value.
*/
public dateValue?: any;
/**
* Define the time value.
*/
public timeValue?: any;
/**
* Minimum allowed time.
*/
public minTime: string = '';
protected isoFormat: string = 'YYYY-MM-DD HH:mm:ss';
protected dateError: boolean = false;
protected formatterFn = FormatterParserProvider.getFormatter('ZdDateTime');
protected parserFn = FormatterParserProvider.getParser('ZdDateTime');
protected initialMask?: string;
protected isSimpleDisplay!: boolean;
/**
* Format used to display the value
*/
public displayFormat: string = Config.displayDateTimeFormat;
constructor(props: IDateTime) {
super(props);
this.dateValidation = this.dateValidation.bind(this);
this.dateFormat = this.getInitValue('dateFormat', props.dateFormat, this.dateFormat);
this.timeFormat = this.getInitValue('timeFormat', props.timeFormat, this.timeFormat);
this.dateInputFormat = this.getInitValue('dateInputFormat', props.dateInputFormat, this.dateInputFormat);
this.timeInputFormat = this.getInitValue('timeInputFormat', props.timeInputFormat, this.timeInputFormat);
this.displayTimeFormat = this.getInitValue('displayTimeFormat', props.displayTimeFormat, this.displayTimeFormat);
this.displayDateFormat = this.getInitValue('displayDateFormat', props.displayDateFormat, this.displayDateFormat);
this.ampmInTitle = this.getInitValue('ampmInTitle', props.ampmInTitle, this.ampmInTitle);
this.useSeconds = this.getInitValue('useSeconds', props.useSeconds, this.useSeconds);
this.locale = this.getInitValue('locale', props.locale, this.locale);
this.activeTab = this.getInitValue('activeTab', props.activeTab, this.activeTab);
this.timePickerFormat = this.getInitValue('timePickerFormat', props.timePickerFormat, this.timePickerFormat);
this.maxTime = this.getInitValue('maxTime', props.maxTime, this.maxTime);
this.minTime = this.getInitValue('minTime', props.minTime, this.minTime);
this.dateValue = this.getInitValue('dateValue', props.dateValue, this.dateValue);
this.timeValue = this.getInitValue('timeValue', props.timeValue, this.timeValue);
this.firstDayOfWeek = this.getInitValue('firstDayOfWeek', props.firstDayOfWeek, this.firstDayOfWeek);
this.showWeek = this.getInitValue('showWeek', props.showWeek, this.showWeek);
this.rules.push(this.dateValidation);
this.showDateTimePicker = this.getInitValue('showDateTimePicker', props.showDateTimePicker, this.showDateTimePicker);
this.displayFormat = this.getInitialDisplayFormat();
this.inputFormat = this.getInitialInputFormat();
this.dateTimeFormat = this.getInitialDateTimeFormat();
this.mask = this.getInitValue('mask', props.mask, undefined);
this.createAccessors();
this.initialMask = this.getInitialMask();
this.isSimpleDisplay = this.isSimpleFormat(this.displayFormat);
}
protected maskFormat(format: string) {
return format.replace(/[A-Za-z]/gi, '#');
}
get isoValue() {
return this.formatISODateValue(this.value);
}
set isoValue(newValue: string) {
const lastValue = this.value;
this.dateError = false;
this.value = this.parseISODateValue(newValue);
if (lastValue !== this.value) this.change(this.value);
}
/**
* Checks if a date format is simple.
* Simple date formats are the ones that consists only of 'DD', 'MM' or 'YYYY', and mask delimiters
* @param format The format to be checked
* @returns true if it is simple, false otherwise
*/
protected isSimpleFormat(format: string): boolean {
const simpleTokens = ['DD', 'MM', 'YYYY', ' ', 'HH', 'mm', 'ss'];
// remove the simple tokens from the string
const replaced = simpleTokens.reduce((result, token) => result.replace(token, ''), format);
const chars = replaced.split('');
return chars.length ? chars.every((char) => Mask.isMaskDelimiter(char)) : true;
}
public formatISODateValue(value: string): string {
if (value && this.isValidDate(value, this.dateTimeFormat)) {
return dayjs(value, this.dateTimeFormat).format(this.isoFormat);
}
return '';
}
public parseISODateValue(value: string): any {
if (value && this.isValidDate(value, this.isoFormat)) {
return dayjs(value, this.isoFormat).format(this.dateTimeFormat);
}
return null;
}
public formatter(value: string): string { return this.formatterFn(value, this); }
public parser(value: string): any { return this.parserFn(value, this); }
public click(event?: Event, element?: any) {
const clickEvent = event || new MouseEvent('click');
super.click(clickEvent, element);
if (!event?.defaultPrevented) {
this.activeTab = `calendarTab-${this.name}`;
this.showDateTimePicker = !this.showDateTimePicker;
if (this.isValidDate(this.value, this.dateTimeFormat)) {
this.dateValue = dayjs(this.value, this.dateTimeFormat).format(this.dateFormat);
this.timeValue = dayjs(this.value, this.dateTimeFormat).format(this.timeFormat);
}
}
}
private getInitialMask() {
if (isUndefined(this.mask)) {
this.mask = this.inputFormat && this.maskFormat(this.inputFormat);
}
return this.mask;
}
private getInitialInputFormat() {
if (isUndefined(this.dateInputFormat) || isUndefined(this.timeInputFormat)) {
return undefined;
}
return `${this.dateInputFormat} ${this.timeInputFormat}`;
}
private getInitialDateTimeFormat() {
return `${this.dateFormat} ${this.timeFormat}`;
}
private getInitialDisplayFormat() {
return `${this.displayDateFormat} ${this.displayTimeFormat}`;
}
public blur(event: Event, element: any) {
this.removeDateMask();
this.setDateValue(this.formatter(this.value));
super.blur(event, element);
this.showDateTimePicker = true;
}
public focus(event: Event, element: any) {
this.addDateMask();
super.focus(event, element);
}
public change(event?: Event, element?: any): void {
super.change(event, element);
if (this.value === null) {
this.dateValue = null;
this.timeValue = null;
}
}
/**
* Add date mask
*/
protected addDateMask() {
if (isUndefined(this.initialMask) || !this.value) return;
this.mask = this.initialMask;
this.internalDisplayValue = dayjs(this.value, this.dateTimeFormat).format(this.inputFormat || this.displayFormat);
}
/**
* Removes the component mask if value is valid
*/
protected removeDateMask() {
if (
isUndefined(this.initialMask) || !this.value || this.dateError
|| !this.isValidDate(this.value, this.dateTimeFormat)
) {
return;
}
this.mask = '';
}
/**
* Assign the updated mask to mask property
*/
public updateMask() {
this.isSimpleDisplay = this.isSimpleFormat(this.displayFormat);
this.mask = this.getUpdatedMask();
return this.mask;
}
/**
* Gets the updated masked, based on displayFormat if the initial mask is undefined
*/
protected getUpdatedMask(): string | undefined {
if (isUndefined(this.initialMask)) {
return this.maskFormat(this.displayFormat);
}
return this.mask;
}
public setDateValue(displayValue: string) {
const lastValue = this.displayValue;
if (this.isValidDate(displayValue, this.displayFormat)) {
this.internalDisplayValue = displayValue;
this.internalValue = this.parser(displayValue);
this.dateError = false;
if (lastValue !== this.displayValue) this.change(this.value);
} else {
if (!displayValue) {
this.internalDisplayValue = displayValue;
this.internalValue = null;
if (lastValue !== this.displayValue) this.change(this.value);
}
this.dateError = !!displayValue;
}
this.value = this.internalValue; // forces value accessor to be called if necessary
}
get displayValue() {
return this.internalDisplayValue;
}
set displayValue(newValue: string) {
this.dateError = false;
this.internalDisplayValue = newValue;
this.internalValue = this.parser(newValue);
this.value = this.internalValue; // forces value accessor to be called if necessary
}
public dateValidation(): boolean | string {
return !this.dateError || I18n.translate('VALIDATION_INVALID_DATE');
}
public isValidDate(value: string, format: string, strict: boolean = true): boolean {
return dayjs(value, format, strict).isValid();
}
/**
* Triggered when date is clicked.
* @param event
* @param element
*/
public selectDate(date: string, event?: Event, element?: any) {
if (this.events.onSelectDate && typeof this.events.onSelectDate === 'function') {
this.events.onSelectDate({
date, event, element, component: this,
});
}
}
}
FormatterParserProvider.registerFormatter('ZdDateTime', (value: string, {
dateTimeFormat = Config.dateTimeFormat,
displayFormat = Config.displayDateTimeFormat,
inputFormat = Config.dateInputFormat,
mask = '',
initialMask,
isSimpleDisplay = false,
}: any = {}) => {
if (!value) {
return '';
}
const isDateValid = dayjs(value, dateTimeFormat, true).isValid();
if (!isDateValid) {
return value;
}
if (mask && initialMask) {
if (inputFormat) {
return dayjs(value, dateTimeFormat).format(inputFormat);
}
let valueToUnmask = value;
if (isSimpleDisplay) {
valueToUnmask = dayjs(value, dateTimeFormat).format(displayFormat);
}
const unmasked = Mask.getValueWithoutMask(valueToUnmask);
const masked = Mask.getValueWithMask(unmasked, mask);
return masked;
}
return dayjs(value, dateTimeFormat).format(displayFormat);
});
FormatterParserProvider.registerParser('ZdDateTime', (value: string, {
dateTimeFormat = Config.dateTimeFormat,
displayFormat = Config.displayDateTimeFormat,
inputFormat = Config.dateInputFormat,
mask = '',
initialMask,
}: any = {}) => {
if (!value) {
return null;
}
if (dayjs(value, displayFormat, true).isValid()) {
return dayjs(value, displayFormat).format(dateTimeFormat);
}
if (mask && Mask.checkMask(value, mask)) {
if (inputFormat) {
if (dayjs(value, inputFormat, true).isValid()) {
return dayjs(value, inputFormat).format(dateTimeFormat);
}
return value;
}
const unmasked = Mask.getValueWithoutMask(value);
let masked;
if (!initialMask) {
const displayFmtMask = displayFormat.replace(/[A-Za-z]/gi, '#');
masked = Mask.getValueWithMask(unmasked, displayFmtMask);
if (dayjs(masked, displayFormat, true).format(displayFormat) === masked) {
return dayjs(masked, displayFormat).format(dateTimeFormat);
}
}
const dateFmtMask = dateTimeFormat.replace(/[A-Za-z]/gi, '#');
masked = Mask.getValueWithMask(unmasked, dateFmtMask);
if (dayjs(masked, dateTimeFormat, true).format(dateTimeFormat) === masked) {
return masked;
}
}
return value;
});
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