dateFns.js 3.5 KB

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  1. import { getDay, getYear, getMonth, getDate, endOfMonth, getHours, getMinutes, getSeconds, addYears, addMonths, addDays, setYear, setMonth, setDate, setHours, setMinutes, setSeconds, isAfter, isValid, getWeek, startOfWeek, format as formatDate, parse as parseDate, isDate, isMatch } from 'date-fns';
  2. import * as Locale from 'date-fns/locale';
  3. const dealLocal = str => {
  4. return str.replace(/_/g, '');
  5. };
  6. const localeParse = format => {
  7. return format.replace(/Y/g, 'y').replace(/D/g, 'd').replace(/gggg/, 'yyyy').replace(/g/g, 'G').replace(/([Ww])o/g, 'wo');
  8. };
  9. const generateConfig = {
  10. // get
  11. getNow: () => new Date(),
  12. getFixedDate: string => new Date(string),
  13. getEndDate: date => endOfMonth(date),
  14. getWeekDay: date => getDay(date),
  15. getYear: date => getYear(date),
  16. getMonth: date => getMonth(date),
  17. getDate: date => getDate(date),
  18. getHour: date => getHours(date),
  19. getMinute: date => getMinutes(date),
  20. getSecond: date => getSeconds(date),
  21. // set
  22. addYear: (date, diff) => addYears(date, diff),
  23. addMonth: (date, diff) => addMonths(date, diff),
  24. addDate: (date, diff) => addDays(date, diff),
  25. setYear: (date, year) => setYear(date, year),
  26. setMonth: (date, month) => setMonth(date, month),
  27. setDate: (date, num) => setDate(date, num),
  28. setHour: (date, hour) => setHours(date, hour),
  29. setMinute: (date, minute) => setMinutes(date, minute),
  30. setSecond: (date, second) => setSeconds(date, second),
  31. // Compare
  32. isAfter: (date1, date2) => isAfter(date1, date2),
  33. isValidate: date => isValid(date),
  34. locale: {
  35. getWeekFirstDay: locale => {
  36. const clone = Locale[dealLocal(locale)];
  37. return clone.options.weekStartsOn;
  38. },
  39. getWeekFirstDate: (locale, date) => {
  40. return startOfWeek(date, {
  41. locale: Locale[dealLocal(locale)]
  42. });
  43. },
  44. getWeek: (locale, date) => {
  45. return getWeek(date, {
  46. locale: Locale[dealLocal(locale)]
  47. });
  48. },
  49. getShortWeekDays: locale => {
  50. const clone = Locale[dealLocal(locale)];
  51. return Array.from({
  52. length: 7
  53. }).map((_, i) => clone.localize.day(i, {
  54. width: 'short'
  55. }));
  56. },
  57. getShortMonths: locale => {
  58. const clone = Locale[dealLocal(locale)];
  59. return Array.from({
  60. length: 12
  61. }).map((_, i) => clone.localize.month(i, {
  62. width: 'abbreviated'
  63. }));
  64. },
  65. format: (locale, date, format) => {
  66. if (!isValid(date)) {
  67. return null;
  68. }
  69. return formatDate(date, localeParse(format), {
  70. locale: Locale[dealLocal(locale)]
  71. });
  72. },
  73. parse: (locale, text, formats) => {
  74. for (let i = 0; i < formats.length; i += 1) {
  75. const format = localeParse(formats[i]);
  76. const formatText = text;
  77. const date = parseDate(formatText, format, new Date(), {
  78. locale: Locale[dealLocal(locale)]
  79. });
  80. if (isValid(date) && formatText.length === format.length && isMatch(formatText, format)) {
  81. return date;
  82. }
  83. }
  84. return null;
  85. }
  86. },
  87. toDate: (value, valueFormat) => {
  88. if (Array.isArray(value)) {
  89. return value.map(val => typeof val === 'string' && val ? parseDate(val, valueFormat, new Date()) : val || null);
  90. } else {
  91. return typeof value === 'string' && value ? parseDate(value, valueFormat, new Date()) : value || null;
  92. }
  93. },
  94. toString: (value, valueFormat) => {
  95. if (Array.isArray(value)) {
  96. return value.map(val => isDate(val) ? formatDate(val, valueFormat) : val);
  97. } else {
  98. return isDate(value) ? formatDate(value, valueFormat) : value;
  99. }
  100. }
  101. };
  102. export default generateConfig;