-
Notifications
You must be signed in to change notification settings - Fork 833
/
date-utils.ts
200 lines (168 loc) · 5 KB
/
date-utils.ts
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
import { arrayIncludes } from './utils';
import { IUtils } from '@date-io/core/IUtils';
import { ParsableDate } from '../constants/prop-types';
import { MaterialUiPickersDate } from '../typings/date';
import { BasePickerProps } from '../typings/BasePicker';
import { DatePickerView } from '../DatePicker/DatePicker';
import { DateRange } from '../DateRangePicker/RangeTypes';
import { MuiPickersAdapter } from '../_shared/hooks/useUtils';
interface FindClosestDateParams {
date: MaterialUiPickersDate;
utils: IUtils<MaterialUiPickersDate>;
minDate: MaterialUiPickersDate;
maxDate: MaterialUiPickersDate;
disableFuture: boolean;
disablePast: boolean;
shouldDisableDate: (date: MaterialUiPickersDate) => boolean;
}
export const findClosestEnabledDate = ({
date,
utils,
minDate,
maxDate,
disableFuture,
disablePast,
shouldDisableDate,
}: FindClosestDateParams) => {
const today = utils.startOfDay(utils.date());
if (disablePast && utils.isBefore(minDate!, today)) {
minDate = today;
}
if (disableFuture && utils.isAfter(maxDate, today)) {
maxDate = today;
}
let forward = date;
let backward = date;
if (utils.isBefore(date, minDate)) {
forward = utils.date(minDate);
backward = null;
}
if (utils.isAfter(date, maxDate)) {
if (backward) {
backward = utils.date(maxDate);
}
forward = null;
}
while (forward || backward) {
if (forward && utils.isAfter(forward, maxDate)) {
forward = null;
}
if (backward && utils.isBefore(backward, minDate)) {
backward = null;
}
if (forward) {
if (!shouldDisableDate(forward)) {
return forward;
}
forward = utils.addDays(forward, 1);
}
if (backward) {
if (!shouldDisableDate(backward)) {
return backward;
}
backward = utils.addDays(backward, -1);
}
}
// fallback to today if no enabled days
return utils.date();
};
export const isYearOnlyView = (views: readonly DatePickerView[]) =>
views.length === 1 && views[0] === 'year';
export const isYearAndMonthViews = (views: readonly DatePickerView[]) =>
views.length === 2 && arrayIncludes(views, 'month') && arrayIncludes(views, 'year');
export const getFormatByViews = (
views: readonly DatePickerView[],
utils: IUtils<MaterialUiPickersDate>
) => {
if (isYearOnlyView(views)) {
return utils.formats.year;
}
if (isYearAndMonthViews(views)) {
return utils.formats.monthAndYear;
}
return utils.formats.keyboardDate;
};
export function parsePickerInputValue(
now: MaterialUiPickersDate,
utils: MuiPickersAdapter,
{ value, defaultHighlight }: Pick<BasePickerProps, 'value' | 'defaultHighlight'>
): MaterialUiPickersDate | null {
const parsedValue = utils.date(value || defaultHighlight || now);
return parsedValue && utils.isValid(parsedValue) ? parsedValue : now;
}
export const isRangeValid = (
utils: MuiPickersAdapter,
range: DateRange | null
): range is DateRange => {
return Boolean(range && range[0] && range[1] && utils.isBefore(range[0], range[1]));
};
export const isWithinRange = (
utils: MuiPickersAdapter,
day: MaterialUiPickersDate,
range: DateRange | null
) => {
return isRangeValid(utils, range) && utils.isWithinRange(day, range);
};
export const isStartOfRange = (
utils: MuiPickersAdapter,
day: MaterialUiPickersDate,
range: DateRange | null
) => {
return isRangeValid(utils, range) && utils.isSameDay(day, range[0]);
};
export const isEndOfRange = (
utils: MuiPickersAdapter,
day: MaterialUiPickersDate,
range: DateRange | null
) => {
return isRangeValid(utils, range) && utils.isSameDay(day, range[1]);
};
export interface DateValidationProps {
/**
* Min selectable date
* @default Date(1900-01-01)
*/
minDate?: MaterialUiPickersDate;
/**
* Max selectable date
* @default Date(2100-01-01)
*/
maxDate?: MaterialUiPickersDate;
/** Disable specific date @DateIOType */
shouldDisableDate?: (day: MaterialUiPickersDate) => boolean;
/**
* Disable past dates
* @default false
*/
disablePast?: boolean;
/**
* Disable future dates
* @default false
*/
disableFuture?: boolean;
}
export const validateDate = (
utils: MuiPickersAdapter,
value: MaterialUiPickersDate | ParsableDate,
{ minDate, maxDate, disableFuture, shouldDisableDate, disablePast }: DateValidationProps
) => {
const now = utils.date();
const date = utils.date(value);
switch (true) {
case !utils.isValid(value):
return 'invalidDate';
case Boolean(shouldDisableDate && shouldDisableDate(date)):
return 'shouldDisableDate';
case Boolean(disableFuture && utils.isAfterDay(date, now)):
return 'disableFuture';
case Boolean(disablePast && utils.isBeforeDay(date, now)):
return 'disablePast';
case Boolean(minDate && utils.isBeforeDay(date, minDate)):
return 'minDate';
case Boolean(maxDate && utils.isAfterDay(date, maxDate)):
return 'maxDate';
default:
return null;
}
};
export type DateValidationError = NonNullable<ReturnType<typeof validateDate>>;