@qeydar/datepicker
Version:
A comprehensive Date and Time Picker for Angular with Jalali calendar support
210 lines • 31.6 kB
JavaScript
import { Injectable } from '@angular/core';
import * as i0 from "@angular/core";
export class ValidationStrategyService {
/**
* Check if a date is disabled based on various criteria
*/
isDateDisabled(date, dateAdapter, minDate, maxDate, disabledDates, disabledDatesFilter, dateFormat) {
// Check min/max date constraints
if ((minDate && dateAdapter.isBefore(date, minDate)) ||
(maxDate && dateAdapter.isAfter(date, maxDate))) {
return true;
}
// Check if date is in disabled dates array
const parsedDisabledDates = this.parseDisabledDates(disabledDates || [], dateAdapter, dateFormat);
const isDisabledDate = parsedDisabledDates.some((disabledDate) => dateAdapter.isSameDay(date, disabledDate));
// Check custom filter function if provided
const isFilterDisabled = disabledDatesFilter
? disabledDatesFilter(date)
: false;
return isDisabledDate || isFilterDisabled;
}
/**
* Check if a month is disabled (all days in month are disabled)
*/
isMonthDisabled(month, year, dateAdapter, minDate, maxDate, disabledDates, disabledDatesFilter, dateFormat) {
const startOfMonth = dateAdapter.createDate(year, month - 1, 1);
// Check if all days in month are disabled
const daysInMonth = dateAdapter.getDaysInMonth(startOfMonth);
let allDaysDisabled = true;
for (let day = 1; day <= daysInMonth; day++) {
const date = dateAdapter.createDate(year, month - 1, day);
if (!this.isDateDisabled(date, dateAdapter, minDate, maxDate, disabledDates, disabledDatesFilter, dateFormat)) {
allDaysDisabled = false;
break;
}
}
return allDaysDisabled;
}
/**
* Check if a year is disabled (all months in year are disabled)
*/
isYearDisabled(year, dateAdapter, minDate, maxDate, disabledDates, disabledDatesFilter, dateFormat) {
// Check year boundaries
if (minDate && dateAdapter.getYear(minDate) > year)
return true;
if (maxDate && dateAdapter.getYear(maxDate) < year)
return true;
// Check if all months in year are disabled
const firstOfMonth = dateAdapter.createDate(year, 0, 1);
let day = 1;
for (let date = firstOfMonth; date.getFullYear() == firstOfMonth.getFullYear(); date = dateAdapter.addDays(firstOfMonth, day++)) {
if (!this.isDateDisabled(date, dateAdapter, minDate, maxDate, disabledDates, disabledDatesFilter, dateFormat)) {
return false;
}
}
return true;
}
/**
* Check if a year range is disabled
*/
isYearRangeDisabled(yearRange, dateAdapter, minDate, maxDate, disabledDates, disabledDatesFilter, dateFormat) {
if (minDate && dateAdapter.getYear(minDate) > yearRange.end)
return true;
if (maxDate && dateAdapter.getYear(maxDate) < yearRange.start)
return true;
// Check if all years in range are disabled
for (let year = yearRange.start; year <= yearRange.end; year++) {
if (!this.isYearDisabled(year, dateAdapter, minDate, maxDate, disabledDates, disabledDatesFilter, dateFormat)) {
return false;
}
}
return true;
}
/**
* Check if previous navigation is disabled
*/
isPrevNavigationDisabled(currentDate, viewMode, dateAdapter, minDate, yearList) {
if (!minDate)
return false;
const minYear = dateAdapter.getYear(minDate);
const minMonth = dateAdapter.getMonth(minDate);
const currentYear = dateAdapter.getYear(currentDate);
const currentMonth = dateAdapter.getMonth(currentDate);
switch (viewMode) {
case 'days':
const prevMonthUnnorm = currentMonth - 1;
const prevMonthYear = currentYear + Math.floor(prevMonthUnnorm / 12);
// نرمالسازی برای مقادیر منفی
const prevMonthIndex = (prevMonthUnnorm + 12) % 12;
if (minYear > prevMonthYear)
return true;
if (minYear === prevMonthYear && minMonth > prevMonthIndex)
return true;
return false;
case 'months':
const prevYear = currentYear - 1;
return minYear > prevYear;
case 'years':
if (!yearList || yearList.length === 0)
return false;
const minDisplayedYear = Math.min(...yearList);
const prevLastYear = minDisplayedYear - 1;
return minYear > prevLastYear;
default:
return false;
}
}
/**
* Check if next navigation is disabled
*/
isNextNavigationDisabled(currentDate, viewMode, dateAdapter, maxDate, yearList) {
if (!maxDate)
return false;
const maxYear = dateAdapter.getYear(maxDate);
const maxMonth = dateAdapter.getMonth(maxDate);
const currentYear = dateAdapter.getYear(currentDate);
const currentMonth = dateAdapter.getMonth(currentDate);
switch (viewMode) {
case 'days':
const nextMonthUnnorm = currentMonth + 1;
const nextMonthYear = currentYear + Math.floor(nextMonthUnnorm / 12);
const nextMonthIndex = nextMonthUnnorm % 12;
// اگر maxDate قبل از شروع ماه بعدی باشد، navigation غیرفعال است
if (maxYear < nextMonthYear)
return true;
if (maxYear === nextMonthYear && maxMonth < nextMonthIndex)
return true;
return false;
case 'months':
const nextYear = currentYear + 1;
return maxYear < nextYear;
case 'years':
if (!yearList || yearList.length === 0)
return false;
const maxDisplayedYear = Math.max(...yearList);
const nextFirstYear = maxDisplayedYear + 1;
return maxYear < nextFirstYear;
default:
return false;
}
}
/**
* Parse disabled dates from various formats
*/
parseDisabledDates(disabledDates, dateAdapter, dateFormat) {
return disabledDates
.map((date) => {
if (date instanceof Date) {
return dateAdapter.startOfDay(date);
}
const parsedDate = dateAdapter.parse(date, dateFormat);
return parsedDate || null;
})
.filter((date) => date !== null);
}
/**
* Adjust current date to valid range
*/
adjustDateToValidRange(currentDate, dateAdapter, minDate, maxDate) {
let adjustedDate = currentDate;
if (minDate && dateAdapter.isBefore(adjustedDate, minDate)) {
adjustedDate = minDate;
}
else if (maxDate && dateAdapter.isAfter(adjustedDate, maxDate)) {
adjustedDate = maxDate;
}
return adjustedDate;
}
/**
* Check if date is within valid range
*/
isDateInValidRange(date, dateAdapter, minDate, maxDate) {
if (minDate && dateAdapter.isBefore(date, minDate))
return false;
if (maxDate && dateAdapter.isAfter(date, maxDate))
return false;
return true;
}
/**
* Validate date range
*/
validateDateRange(startDate, endDate, dateAdapter, minDate, maxDate) {
const errors = [];
// Check if start date is valid
if (!this.isDateInValidRange(startDate, dateAdapter, minDate, maxDate)) {
errors.push('Start date is outside valid range');
}
// Check if end date is valid
if (!this.isDateInValidRange(endDate, dateAdapter, minDate, maxDate)) {
errors.push('End date is outside valid range');
}
// Check if start date is before end date
if (dateAdapter.isAfter(startDate, endDate)) {
errors.push('Start date must be before end date');
}
return {
isValid: errors.length === 0,
errors,
};
}
}
ValidationStrategyService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: ValidationStrategyService, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
ValidationStrategyService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: ValidationStrategyService, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.3.0", ngImport: i0, type: ValidationStrategyService, decorators: [{
type: Injectable,
args: [{
providedIn: 'root',
}]
}] });
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{ Injectable } from '@angular/core';\r\nimport { DateAdapter } from '../../date-adapter';\r\nimport { YearRange } from '../../utils/models';\r\n\r\n@Injectable({\r\n  providedIn: 'root',\r\n})\r\nexport class ValidationStrategyService {\r\n  /**\r\n   * Check if a date is disabled based on various criteria\r\n   */\r\n  isDateDisabled(\r\n    date: Date,\r\n    dateAdapter: DateAdapter<Date>,\r\n    minDate?: Date | null,\r\n    maxDate?: Date | null,\r\n    disabledDates?: Array<Date | string>,\r\n    disabledDatesFilter?: (date: Date) => boolean,\r\n    dateFormat?: string\r\n  ): boolean {\r\n    // Check min/max date constraints\r\n    if (\r\n      (minDate && dateAdapter.isBefore(date, minDate)) ||\r\n      (maxDate && dateAdapter.isAfter(date, maxDate))\r\n    ) {\r\n      return true;\r\n    }\r\n\r\n    // Check if date is in disabled dates array\r\n    const parsedDisabledDates = this.parseDisabledDates(\r\n      disabledDates || [],\r\n      dateAdapter,\r\n      dateFormat\r\n    );\r\n    const isDisabledDate = parsedDisabledDates.some((disabledDate) =>\r\n      dateAdapter.isSameDay(date, disabledDate)\r\n    );\r\n\r\n    // Check custom filter function if provided\r\n    const isFilterDisabled = disabledDatesFilter\r\n      ? disabledDatesFilter(date)\r\n      : false;\r\n\r\n    return isDisabledDate || isFilterDisabled;\r\n  }\r\n\r\n  /**\r\n   * Check if a month is disabled (all days in month are disabled)\r\n   */\r\n  isMonthDisabled(\r\n    month: number,\r\n    year: number,\r\n    dateAdapter: DateAdapter<Date>,\r\n    minDate?: Date | null,\r\n    maxDate?: Date | null,\r\n    disabledDates?: Array<Date | string>,\r\n    disabledDatesFilter?: (date: Date) => boolean,\r\n    dateFormat?: string\r\n  ): boolean {\r\n    const startOfMonth = dateAdapter.createDate(year, month - 1, 1);\r\n\r\n    // Check if all days in month are disabled\r\n    const daysInMonth = dateAdapter.getDaysInMonth(startOfMonth);\r\n    let allDaysDisabled = true;\r\n\r\n    for (let day = 1; day <= daysInMonth; day++) {\r\n      const date = dateAdapter.createDate(year, month - 1, day);\r\n      if (\r\n        !this.isDateDisabled(\r\n          date,\r\n          dateAdapter,\r\n          minDate,\r\n          maxDate,\r\n          disabledDates,\r\n          disabledDatesFilter,\r\n          dateFormat\r\n        )\r\n      ) {\r\n        allDaysDisabled = false;\r\n        break;\r\n      }\r\n    }\r\n\r\n    return allDaysDisabled;\r\n  }\r\n\r\n  /**\r\n   * Check if a year is disabled (all months in year are disabled)\r\n   */\r\n  isYearDisabled(\r\n    year: number,\r\n    dateAdapter: DateAdapter<Date>,\r\n    minDate?: Date | null,\r\n    maxDate?: Date | null,\r\n    disabledDates?: Array<Date | string>,\r\n    disabledDatesFilter?: (date: Date) => boolean,\r\n    dateFormat?: string\r\n  ): boolean {\r\n    // Check year boundaries\r\n    if (minDate && dateAdapter.getYear(minDate) > year) return true;\r\n    if (maxDate && dateAdapter.getYear(maxDate) < year) return true;\r\n\r\n    // Check if all months in year are disabled\r\n    const firstOfMonth = dateAdapter.createDate(year, 0, 1);\r\n    let day = 1;\r\n\r\n    for (\r\n      let date = firstOfMonth;\r\n      date.getFullYear() == firstOfMonth.getFullYear();\r\n      date = dateAdapter.addDays(firstOfMonth, day++)\r\n    ) {\r\n      if (\r\n        !this.isDateDisabled(\r\n          date,\r\n          dateAdapter,\r\n          minDate,\r\n          maxDate,\r\n          disabledDates,\r\n          disabledDatesFilter,\r\n          dateFormat\r\n        )\r\n      ) {\r\n        return false;\r\n      }\r\n    }\r\n\r\n    return true;\r\n  }\r\n\r\n  /**\r\n   * Check if a year range is disabled\r\n   */\r\n  isYearRangeDisabled(\r\n    yearRange: YearRange,\r\n    dateAdapter: DateAdapter<Date>,\r\n    minDate?: Date | null,\r\n    maxDate?: Date | null,\r\n    disabledDates?: Array<Date | string>,\r\n    disabledDatesFilter?: (date: Date) => boolean,\r\n    dateFormat?: string\r\n  ): boolean {\r\n    if (minDate && dateAdapter.getYear(minDate) > yearRange.end) return true;\r\n    if (maxDate && dateAdapter.getYear(maxDate) < yearRange.start) return true;\r\n\r\n    // Check if all years in range are disabled\r\n    for (let year = yearRange.start; year <= yearRange.end; year++) {\r\n      if (\r\n        !this.isYearDisabled(\r\n          year,\r\n          dateAdapter,\r\n          minDate,\r\n          maxDate,\r\n          disabledDates,\r\n          disabledDatesFilter,\r\n          dateFormat\r\n        )\r\n      ) {\r\n        return false;\r\n      }\r\n    }\r\n\r\n    return true;\r\n  }\r\n\r\n  /**\r\n   * Check if previous navigation is disabled\r\n   */\r\n  isPrevNavigationDisabled(\r\n    currentDate: Date,\r\n    viewMode: 'days' | 'months' | 'years',\r\n    dateAdapter: DateAdapter<Date>,\r\n    minDate?: Date | null,\r\n    yearList?: number[]\r\n  ): boolean {\r\n    if (!minDate) return false;\r\n\r\n    const minYear = dateAdapter.getYear(minDate);\r\n    const minMonth = dateAdapter.getMonth(minDate);\r\n    const currentYear = dateAdapter.getYear(currentDate);\r\n    const currentMonth = dateAdapter.getMonth(currentDate);\r\n\r\n    switch (viewMode) {\r\n      case 'days':\r\n        const prevMonthUnnorm = currentMonth - 1;\r\n        const prevMonthYear = currentYear + Math.floor(prevMonthUnnorm / 12);\r\n        // نرمال‌سازی برای مقادیر منفی\r\n        const prevMonthIndex = (prevMonthUnnorm + 12) % 12;\r\n\r\n        if (minYear > prevMonthYear) return true;\r\n        if (minYear === prevMonthYear && minMonth > prevMonthIndex) return true;\r\n        return false;\r\n\r\n      case 'months':\r\n        const prevYear = currentYear - 1;\r\n        return minYear > prevYear;\r\n\r\n      case 'years':\r\n        if (!yearList || yearList.length === 0) return false;\r\n        const minDisplayedYear = Math.min(...yearList);\r\n        const prevLastYear = minDisplayedYear - 1;\r\n        return minYear > prevLastYear;\r\n\r\n      default:\r\n        return false;\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Check if next navigation is disabled\r\n   */\r\n  isNextNavigationDisabled(\r\n    currentDate: Date,\r\n    viewMode: 'days' | 'months' | 'years',\r\n    dateAdapter: DateAdapter<Date>,\r\n    maxDate?: Date | null,\r\n    yearList?: number[]\r\n  ): boolean {\r\n    if (!maxDate) return false;\r\n\r\n    const maxYear = dateAdapter.getYear(maxDate);\r\n    const maxMonth = dateAdapter.getMonth(maxDate);\r\n    const currentYear = dateAdapter.getYear(currentDate);\r\n    const currentMonth = dateAdapter.getMonth(currentDate);\r\n\r\n    switch (viewMode) {\r\n      case 'days':\r\n        const nextMonthUnnorm = currentMonth + 1;\r\n        const nextMonthYear = currentYear + Math.floor(nextMonthUnnorm / 12);\r\n        const nextMonthIndex = nextMonthUnnorm % 12;\r\n\r\n        // اگر maxDate قبل از شروع ماه بعدی باشد، navigation غیرفعال است\r\n        if (maxYear < nextMonthYear) return true;\r\n        if (maxYear === nextMonthYear && maxMonth < nextMonthIndex) return true;\r\n        return false;\r\n\r\n      case 'months':\r\n        const nextYear = currentYear + 1;\r\n        return maxYear < nextYear;\r\n      case 'years':\r\n        if (!yearList || yearList.length === 0) return false;\r\n        const maxDisplayedYear = Math.max(...yearList);\r\n        const nextFirstYear = maxDisplayedYear + 1;\r\n        return maxYear < nextFirstYear;\r\n      default:\r\n        return false;\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Parse disabled dates from various formats\r\n   */\r\n  parseDisabledDates(\r\n    disabledDates: Array<Date | string>,\r\n    dateAdapter: DateAdapter<Date>,\r\n    dateFormat?: string\r\n  ): Date[] {\r\n    return disabledDates\r\n      .map((date) => {\r\n        if (date instanceof Date) {\r\n          return dateAdapter.startOfDay(date);\r\n        }\r\n        const parsedDate = dateAdapter.parse(date, dateFormat);\r\n        return parsedDate || null;\r\n      })\r\n      .filter((date) => date !== null) as Date[];\r\n  }\r\n\r\n  /**\r\n   * Adjust current date to valid range\r\n   */\r\n  adjustDateToValidRange(\r\n    currentDate: Date,\r\n    dateAdapter: DateAdapter<Date>,\r\n    minDate?: Date | null,\r\n    maxDate?: Date | null\r\n  ): Date {\r\n    let adjustedDate = currentDate;\r\n\r\n    if (minDate && dateAdapter.isBefore(adjustedDate, minDate)) {\r\n      adjustedDate = minDate;\r\n    } else if (maxDate && dateAdapter.isAfter(adjustedDate, maxDate)) {\r\n      adjustedDate = maxDate;\r\n    }\r\n\r\n    return adjustedDate;\r\n  }\r\n\r\n  /**\r\n   * Check if date is within valid range\r\n   */\r\n  isDateInValidRange(\r\n    date: Date,\r\n    dateAdapter: DateAdapter<Date>,\r\n    minDate?: Date | null,\r\n    maxDate?: Date | null\r\n  ): boolean {\r\n    if (minDate && dateAdapter.isBefore(date, minDate)) return false;\r\n    if (maxDate && dateAdapter.isAfter(date, maxDate)) return false;\r\n    return true;\r\n  }\r\n\r\n  /**\r\n   * Validate date range\r\n   */\r\n  validateDateRange(\r\n    startDate: Date,\r\n    endDate: Date,\r\n    dateAdapter: DateAdapter<Date>,\r\n    minDate?: Date | null,\r\n    maxDate?: Date | null\r\n  ): { isValid: boolean; errors: string[] } {\r\n    const errors: string[] = [];\r\n\r\n    // Check if start date is valid\r\n    if (!this.isDateInValidRange(startDate, dateAdapter, minDate, maxDate)) {\r\n      errors.push('Start date is outside valid range');\r\n    }\r\n\r\n    // Check if end date is valid\r\n    if (!this.isDateInValidRange(endDate, dateAdapter, minDate, maxDate)) {\r\n      errors.push('End date is outside valid range');\r\n    }\r\n\r\n    // Check if start date is before end date\r\n    if (dateAdapter.isAfter(startDate, endDate)) {\r\n      errors.push('Start date must be before end date');\r\n    }\r\n\r\n    return {\r\n      isValid: errors.length === 0,\r\n      errors,\r\n    };\r\n  }\r\n}\r\n"]}