@ionic/core
Version:
Base components for Ionic
415 lines (414 loc) • 13.4 kB
JavaScript
export function renderDatetime(template, value, locale) {
if (value === undefined) {
return undefined;
}
const tokens = [];
let hasText = false;
FORMAT_KEYS.forEach((format, index) => {
if (template.indexOf(format.f) > -1) {
const token = '{' + index + '}';
const text = renderTextFormat(format.f, value[format.k], value, locale);
if (!hasText && text !== undefined && value[format.k] != null) {
hasText = true;
}
tokens.push(token, text || '');
template = template.replace(format.f, token);
}
});
if (!hasText) {
return undefined;
}
for (let i = 0; i < tokens.length; i += 2) {
template = template.replace(tokens[i], tokens[i + 1]);
}
return template;
}
export function renderTextFormat(format, value, date, locale) {
if ((format === FORMAT_DDDD || format === FORMAT_DDD)) {
try {
value = (new Date(date.year, date.month - 1, date.day)).getDay();
if (format === FORMAT_DDDD) {
return (locale.dayNames ? locale.dayNames : DAY_NAMES)[value];
}
return (locale.dayShortNames ? locale.dayShortNames : DAY_SHORT_NAMES)[value];
}
catch (e) {
}
return undefined;
}
if (format === FORMAT_A) {
return date !== undefined && date.hour !== undefined
? (date.hour < 12 ? 'AM' : 'PM')
: value ? value.toUpperCase() : '';
}
if (format === FORMAT_a) {
return date !== undefined && date.hour !== undefined
? (date.hour < 12 ? 'am' : 'pm')
: value || '';
}
if (value == null) {
return '';
}
if (format === FORMAT_YY || format === FORMAT_MM ||
format === FORMAT_DD || format === FORMAT_HH ||
format === FORMAT_mm || format === FORMAT_ss) {
return twoDigit(value);
}
if (format === FORMAT_YYYY) {
return fourDigit(value);
}
if (format === FORMAT_MMMM) {
return (locale.monthNames ? locale.monthNames : MONTH_NAMES)[value - 1];
}
if (format === FORMAT_MMM) {
return (locale.monthShortNames ? locale.monthShortNames : MONTH_SHORT_NAMES)[value - 1];
}
if (format === FORMAT_hh || format === FORMAT_h) {
if (value === 0) {
return '12';
}
if (value > 12) {
value -= 12;
}
if (format === FORMAT_hh && value < 10) {
return ('0' + value);
}
}
return value.toString();
}
export function dateValueRange(format, min, max) {
const opts = [];
if (format === FORMAT_YYYY || format === FORMAT_YY) {
if (max.year === undefined || min.year === undefined) {
throw new Error('min and max year is undefined');
}
for (let i = max.year; i >= min.year; i--) {
opts.push(i);
}
}
else if (format === FORMAT_MMMM || format === FORMAT_MMM ||
format === FORMAT_MM || format === FORMAT_M ||
format === FORMAT_hh || format === FORMAT_h) {
for (let i = 1; i < 13; i++) {
opts.push(i);
}
}
else if (format === FORMAT_DDDD || format === FORMAT_DDD ||
format === FORMAT_DD || format === FORMAT_D) {
for (let i = 1; i < 32; i++) {
opts.push(i);
}
}
else if (format === FORMAT_HH || format === FORMAT_H) {
for (let i = 0; i < 24; i++) {
opts.push(i);
}
}
else if (format === FORMAT_mm || format === FORMAT_m) {
for (let i = 0; i < 60; i++) {
opts.push(i);
}
}
else if (format === FORMAT_ss || format === FORMAT_s) {
for (let i = 0; i < 60; i++) {
opts.push(i);
}
}
else if (format === FORMAT_A || format === FORMAT_a) {
opts.push('am', 'pm');
}
return opts;
}
export function dateSortValue(year, month, day, hour = 0, minute = 0) {
return parseInt(`1${fourDigit(year)}${twoDigit(month)}${twoDigit(day)}${twoDigit(hour)}${twoDigit(minute)}`, 10);
}
export function dateDataSortValue(data) {
return dateSortValue(data.year, data.month, data.day, data.hour, data.minute);
}
export function daysInMonth(month, year) {
return (month === 4 || month === 6 || month === 9 || month === 11) ? 30 : (month === 2) ? isLeapYear(year) ? 29 : 28 : 31;
}
export function isLeapYear(year) {
return (year % 4 === 0 && year % 100 !== 0) || (year % 400 === 0);
}
const ISO_8601_REGEXP = /^(\d{4}|[+\-]\d{6})(?:-(\d{2})(?:-(\d{2}))?)?(?:T(\d{2}):(\d{2})(?::(\d{2})(?:\.(\d{3}))?)?(?:(Z)|([+\-])(\d{2})(?::(\d{2}))?)?)?$/;
const TIME_REGEXP = /^((\d{2}):(\d{2})(?::(\d{2})(?:\.(\d{3}))?)?(?:(Z)|([+\-])(\d{2})(?::(\d{2}))?)?)?$/;
export function parseDate(val) {
let parse = null;
if (val != null && val !== '') {
parse = TIME_REGEXP.exec(val);
if (parse) {
parse.unshift(undefined, undefined);
parse[2] = parse[3] = undefined;
}
else {
parse = ISO_8601_REGEXP.exec(val);
}
}
if (parse === null) {
return undefined;
}
for (let i = 1; i < 8; i++) {
parse[i] = parse[i] !== undefined ? parseInt(parse[i], 10) : undefined;
}
let tzOffset = 0;
if (parse[9] && parse[10]) {
tzOffset = parseInt(parse[10], 10) * 60;
if (parse[11]) {
tzOffset += parseInt(parse[11], 10);
}
if (parse[9] === '-') {
tzOffset *= -1;
}
}
return {
year: parse[1],
month: parse[2],
day: parse[3],
hour: parse[4],
minute: parse[5],
second: parse[6],
millisecond: parse[7],
tzOffset,
};
}
export function updateDate(existingData, newData) {
if (newData && newData !== '') {
if (typeof newData === 'string') {
newData = parseDate(newData);
if (newData) {
Object.assign(existingData, newData);
return true;
}
}
else if ((newData.year || newData.hour || newData.month || newData.day || newData.minute || newData.second)) {
if (newData.ampm && newData.hour) {
newData.hour.value = (newData.ampm.value === 'pm')
? (newData.hour.value === 12 ? 12 : newData.hour.value + 12)
: (newData.hour.value === 12 ? 0 : newData.hour.value);
}
for (const key of Object.keys(newData)) {
existingData[key] = newData[key].value;
}
return true;
}
console.warn(`Error parsing date: "${newData}". Please provide a valid ISO 8601 datetime format: https://www.w3.org/TR/NOTE-datetime`);
}
else {
for (const k in existingData) {
if (existingData.hasOwnProperty(k)) {
delete existingData[k];
}
}
}
return false;
}
export function parseTemplate(template) {
const formats = [];
template = template.replace(/[^\w\s]/gi, ' ');
FORMAT_KEYS.forEach(format => {
if (format.f.length > 1 && template.indexOf(format.f) > -1 && template.indexOf(format.f + format.f.charAt(0)) < 0) {
template = template.replace(format.f, ' ' + format.f + ' ');
}
});
const words = template.split(' ').filter(w => w.length > 0);
words.forEach((word, i) => {
FORMAT_KEYS.forEach(format => {
if (word === format.f) {
if (word === FORMAT_A || word === FORMAT_a) {
if ((formats.indexOf(FORMAT_h) < 0 && formats.indexOf(FORMAT_hh) < 0) ||
VALID_AMPM_PREFIX.indexOf(words[i - 1]) === -1) {
return;
}
}
formats.push(word);
}
});
});
return formats;
}
export function getValueFromFormat(date, format) {
if (format === FORMAT_A || format === FORMAT_a) {
return (date.hour < 12 ? 'am' : 'pm');
}
if (format === FORMAT_hh || format === FORMAT_h) {
return (date.hour > 12 ? date.hour - 12 : date.hour);
}
return date[convertFormatToKey(format)];
}
export function convertFormatToKey(format) {
for (const k in FORMAT_KEYS) {
if (FORMAT_KEYS[k].f === format) {
return FORMAT_KEYS[k].k;
}
}
return undefined;
}
export function convertDataToISO(data) {
let rtn = '';
if (data.year !== undefined) {
rtn = fourDigit(data.year);
if (data.month !== undefined) {
rtn += '-' + twoDigit(data.month);
if (data.day !== undefined) {
rtn += '-' + twoDigit(data.day);
if (data.hour !== undefined) {
rtn += `T${twoDigit(data.hour)}:${twoDigit(data.minute)}:${twoDigit(data.second)}`;
if (data.millisecond > 0) {
rtn += '.' + threeDigit(data.millisecond);
}
if (data.tzOffset === undefined) {
rtn += 'Z';
}
else {
rtn += (data.tzOffset > 0 ? '+' : '-') + twoDigit(Math.floor(Math.abs(data.tzOffset / 60))) + ':' + twoDigit(data.tzOffset % 60);
}
}
}
}
}
else if (data.hour !== undefined) {
rtn = twoDigit(data.hour) + ':' + twoDigit(data.minute);
if (data.second !== undefined) {
rtn += ':' + twoDigit(data.second);
if (data.millisecond !== undefined) {
rtn += '.' + threeDigit(data.millisecond);
}
}
}
return rtn;
}
export function convertToArrayOfStrings(input, type) {
if (input == null) {
return undefined;
}
if (typeof input === 'string') {
input = input.replace(/\[|\]/g, '').split(',');
}
let values;
if (Array.isArray(input)) {
values = input.map(val => val.toString().trim());
}
if (values === undefined || values.length === 0) {
console.warn(`Invalid "${type}Names". Must be an array of strings, or a comma separated string.`);
}
return values;
}
export function convertToArrayOfNumbers(input, type) {
if (typeof input === 'string') {
input = input.replace(/\[|\]|\s/g, '').split(',');
}
let values;
if (Array.isArray(input)) {
values = input
.map((num) => parseInt(num, 10))
.filter(isFinite);
}
else {
values = [input];
}
if (values.length === 0) {
console.warn(`Invalid "${type}Values". Must be an array of numbers, or a comma separated string of numbers.`);
}
return values;
}
function twoDigit(val) {
return ('0' + (val !== undefined ? Math.abs(val) : '0')).slice(-2);
}
function threeDigit(val) {
return ('00' + (val !== undefined ? Math.abs(val) : '0')).slice(-3);
}
function fourDigit(val) {
return ('000' + (val !== undefined ? Math.abs(val) : '0')).slice(-4);
}
const FORMAT_YYYY = 'YYYY';
const FORMAT_YY = 'YY';
const FORMAT_MMMM = 'MMMM';
const FORMAT_MMM = 'MMM';
const FORMAT_MM = 'MM';
const FORMAT_M = 'M';
const FORMAT_DDDD = 'DDDD';
const FORMAT_DDD = 'DDD';
const FORMAT_DD = 'DD';
const FORMAT_D = 'D';
const FORMAT_HH = 'HH';
const FORMAT_H = 'H';
const FORMAT_hh = 'hh';
const FORMAT_h = 'h';
const FORMAT_mm = 'mm';
const FORMAT_m = 'm';
const FORMAT_ss = 'ss';
const FORMAT_s = 's';
const FORMAT_A = 'A';
const FORMAT_a = 'a';
const FORMAT_KEYS = [
{ f: FORMAT_YYYY, k: 'year' },
{ f: FORMAT_MMMM, k: 'month' },
{ f: FORMAT_DDDD, k: 'day' },
{ f: FORMAT_MMM, k: 'month' },
{ f: FORMAT_DDD, k: 'day' },
{ f: FORMAT_YY, k: 'year' },
{ f: FORMAT_MM, k: 'month' },
{ f: FORMAT_DD, k: 'day' },
{ f: FORMAT_HH, k: 'hour' },
{ f: FORMAT_hh, k: 'hour' },
{ f: FORMAT_mm, k: 'minute' },
{ f: FORMAT_ss, k: 'second' },
{ f: FORMAT_M, k: 'month' },
{ f: FORMAT_D, k: 'day' },
{ f: FORMAT_H, k: 'hour' },
{ f: FORMAT_h, k: 'hour' },
{ f: FORMAT_m, k: 'minute' },
{ f: FORMAT_s, k: 'second' },
{ f: FORMAT_A, k: 'ampm' },
{ f: FORMAT_a, k: 'ampm' },
];
const DAY_NAMES = [
'Sunday',
'Monday',
'Tuesday',
'Wednesday',
'Thursday',
'Friday',
'Saturday',
];
const DAY_SHORT_NAMES = [
'Sun',
'Mon',
'Tue',
'Wed',
'Thu',
'Fri',
'Sat',
];
const MONTH_NAMES = [
'January',
'February',
'March',
'April',
'May',
'June',
'July',
'August',
'September',
'October',
'November',
'December',
];
const MONTH_SHORT_NAMES = [
'Jan',
'Feb',
'Mar',
'Apr',
'May',
'Jun',
'Jul',
'Aug',
'Sep',
'Oct',
'Nov',
'Dec',
];
const VALID_AMPM_PREFIX = [
FORMAT_hh, FORMAT_h, FORMAT_mm, FORMAT_m, FORMAT_ss, FORMAT_s
];