@ptsecurity/mosaic
Version:
224 lines • 36.8 kB
JavaScript
// tslint:disable:no-magic-numbers
import { Directionality } from '@angular/cdk/bidi';
import { ChangeDetectionStrategy, ChangeDetectorRef, Component, EventEmitter, Input, Optional, Output, ViewChild, ViewEncapsulation } from '@angular/core';
import { DateAdapter } from '@ptsecurity/cdk/datetime';
import { DOWN_ARROW, END, ENTER, HOME, LEFT_ARROW, PAGE_DOWN, PAGE_UP, RIGHT_ARROW, UP_ARROW, SPACE } from '@ptsecurity/cdk/keycodes';
import { McCalendarBody, McCalendarCell } from './calendar-body.component';
import { createMissingDateImplError } from './datepicker-errors';
import * as i0 from "@angular/core";
import * as i1 from "@ptsecurity/cdk/datetime";
import * as i2 from "@angular/cdk/bidi";
import * as i3 from "./calendar-body.component";
export const yearsPerPage = 24;
export const yearsPerRow = 4;
/**
* An internal component used to display a year selector in the datepicker.
* @docs-private
*/
export class McMultiYearView {
constructor(changeDetectorRef, dateAdapter, dir) {
this.changeDetectorRef = changeDetectorRef;
this.dateAdapter = dateAdapter;
this.dir = dir;
/** Emits when a new year is selected. */
this.selectedChange = new EventEmitter();
/** Emits the selected year. This doesn't imply a change on the selected date */
this.yearSelected = new EventEmitter();
/** Emits when any date is activated. */
this.activeDateChange = new EventEmitter();
if (!this.dateAdapter) {
throw createMissingDateImplError('DateAdapter');
}
this._activeDate = this.dateAdapter.today();
}
/** The date to display in this multi-year view (everything other than the year is ignored). */
get activeDate() {
return this._activeDate;
}
set activeDate(value) {
const oldActiveDate = this._activeDate;
const validDate = this.getValidDateOrNull(this.dateAdapter.deserialize(value)) || this.dateAdapter.today();
this._activeDate = this.dateAdapter.clampDate(validDate, this.minDate, this.maxDate);
if (Math.floor(this.dateAdapter.getYear(oldActiveDate) / yearsPerPage) !==
Math.floor(this.dateAdapter.getYear(this._activeDate) / yearsPerPage)) {
this.init();
}
}
/** The currently selected date. */
get selected() {
return this._selected;
}
set selected(value) {
this._selected = this.getValidDateOrNull(this.dateAdapter.deserialize(value));
this.selectedYear = this._selected && this.dateAdapter.getYear(this._selected);
}
/** The minimum selectable date. */
get minDate() {
return this._minDate;
}
set minDate(value) {
this._minDate = this.getValidDateOrNull(this.dateAdapter.deserialize(value));
}
/** The maximum selectable date. */
get maxDate() {
return this._maxDate;
}
set maxDate(value) {
this._maxDate = this.getValidDateOrNull(this.dateAdapter.deserialize(value));
}
ngAfterContentInit() {
this.init();
}
/** Initializes this multi-year view. */
init() {
this.todayYear = this.dateAdapter.getYear(this.dateAdapter.today());
const activeYear = this.dateAdapter.getYear(this._activeDate);
const activeOffset = activeYear % yearsPerPage;
this.years = [];
for (let i = 0, row = []; i < yearsPerPage; i++) {
row.push(activeYear - activeOffset + i);
if (row.length === yearsPerRow) {
this.years.push(row.map((year) => this.createCellForYear(year)));
row = [];
}
}
this.changeDetectorRef.markForCheck();
}
/** Handles when a new year is selected. */
onYearSelected(year) {
this.yearSelected.emit(this.dateAdapter.createDate(year));
const month = this.dateAdapter.getMonth(this.activeDate);
const daysInMonth = this.dateAdapter.getNumDaysInMonth(this.dateAdapter.createDate(year, month));
this.selectedChange.emit(this.dateAdapter.createDate(year, month, Math.min(this.dateAdapter.getDate(this.activeDate), daysInMonth)));
}
/** Handles keydown events on the calendar body when calendar is in multi-year view. */
handleCalendarBodyKeydown(event) {
// TODO(mmalerba): We currently allow keyboard navigation to disabled dates, but just prevent
// disabled ones from being selected. This may not be ideal, we should look into whether
// navigation should skip over disabled dates, and if so, how to implement that efficiently.
const oldActiveDate = this._activeDate;
const isRtl = this.isRtl();
// tslint:disable-next-line:deprecation
switch (event.keyCode) {
case LEFT_ARROW:
this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, isRtl ? 1 : -1);
break;
case RIGHT_ARROW:
this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, isRtl ? -1 : 1);
break;
case UP_ARROW:
this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, -yearsPerRow);
break;
case DOWN_ARROW:
this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, yearsPerRow);
break;
case HOME:
this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, -this.dateAdapter.getYear(this._activeDate) % yearsPerPage);
break;
case END:
this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, yearsPerPage - this.dateAdapter.getYear(this._activeDate) % yearsPerPage - 1);
break;
case PAGE_UP:
this.activeDate =
this.dateAdapter.addCalendarYears(this._activeDate, event.altKey ? -yearsPerPage * 10 : -yearsPerPage);
break;
case PAGE_DOWN:
this.activeDate =
this.dateAdapter.addCalendarYears(this._activeDate, event.altKey ? yearsPerPage * 10 : yearsPerPage);
break;
case ENTER:
case SPACE:
this.onYearSelected(this.dateAdapter.getYear(this._activeDate));
break;
default:
// Don't prevent default or focus active cell on keys that we don't explicitly handle.
return;
}
if (this.dateAdapter.compareDate(oldActiveDate, this.activeDate)) {
this.activeDateChange.emit(this.activeDate);
}
this.focusActiveCell();
// Prevent unexpected default actions such as form submission.
event.preventDefault();
}
getActiveCell() {
return this.dateAdapter.getYear(this.activeDate) % yearsPerPage;
}
/** Focuses the active cell after the microtask queue is empty. */
focusActiveCell() {
this.mcCalendarBody.focusActiveCell();
}
/** Creates an McCalendarCell for the given year. */
createCellForYear(year) {
const yearName = this.dateAdapter.getYearName(this.dateAdapter.createDate(year));
return new McCalendarCell(year, yearName, yearName, this.shouldEnableYear(year));
}
/** Whether the given year is enabled. */
shouldEnableYear(year) {
// disable if the year is greater than maxDate lower than minDate
if (year === undefined || year === null ||
(this.maxDate && year > this.dateAdapter.getYear(this.maxDate)) ||
(this.minDate && year < this.dateAdapter.getYear(this.minDate))) {
return false;
}
// enable if it reaches here and there's no filter defined
if (!this.dateFilter) {
return true;
}
const firstOfYear = this.dateAdapter.createDate(year);
// If any date in the year is enabled count the year as enabled.
for (let date = firstOfYear; this.dateAdapter.getYear(date) === year; date = this.dateAdapter.addCalendarDays(date, 1)) {
if (this.dateFilter(date)) {
return true;
}
}
return false;
}
/**
* @param obj The object to check.
* @returns The given object if it is both a date instance and valid, otherwise null.
*/
getValidDateOrNull(obj) {
return (this.dateAdapter.isDateInstance(obj) && this.dateAdapter.isValid(obj)) ? obj : null;
}
/** Determines whether the user has the RTL layout direction. */
isRtl() {
return this.dir && this.dir.value === 'rtl';
}
}
/** @nocollapse */ McMultiYearView.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.2.5", ngImport: i0, type: McMultiYearView, deps: [{ token: i0.ChangeDetectorRef }, { token: i1.DateAdapter, optional: true }, { token: i2.Directionality, optional: true }], target: i0.ɵɵFactoryTarget.Component });
/** @nocollapse */ McMultiYearView.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "12.2.5", type: McMultiYearView, selector: "mc-multi-year-view", inputs: { activeDate: "activeDate", selected: "selected", minDate: "minDate", maxDate: "maxDate", dateFilter: "dateFilter" }, outputs: { selectedChange: "selectedChange", yearSelected: "yearSelected", activeDateChange: "activeDateChange" }, viewQueries: [{ propertyName: "mcCalendarBody", first: true, predicate: McCalendarBody, descendants: true }], exportAs: ["mcMultiYearView"], ngImport: i0, template: "<table class=\"mc-calendar__table\">\n <thead class=\"mc-calendar__table-header\">\n <tr>\n <th class=\"mc-calendar__table-header-divider\" colspan=\"4\"></th>\n </tr>\n </thead>\n <tbody mc-calendar-body\n [rows]=\"years\"\n [todayValue]=\"todayYear\"\n [selectedValue]=\"selectedYear\"\n [numCols]=\"4\"\n [cellAspectRatio]=\"4 / 7\"\n [activeCell]=\"getActiveCell()\"\n (selectedValueChange)=\"onYearSelected($event)\"\n (keydown)=\"handleCalendarBodyKeydown($event)\">\n </tbody>\n</table>\n", components: [{ type: i3.McCalendarBody, selector: "[mc-calendar-body]", inputs: ["label", "rows", "todayValue", "selectedValue", "labelMinRequiredCells", "numCols", "activeCell", "cellAspectRatio"], outputs: ["selectedValueChange"], exportAs: ["mcCalendarBody"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush, encapsulation: i0.ViewEncapsulation.None });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.2.5", ngImport: i0, type: McMultiYearView, decorators: [{
type: Component,
args: [{
selector: 'mc-multi-year-view',
exportAs: 'mcMultiYearView',
templateUrl: 'multi-year-view.html',
encapsulation: ViewEncapsulation.None,
changeDetection: ChangeDetectionStrategy.OnPush
}]
}], ctorParameters: function () { return [{ type: i0.ChangeDetectorRef }, { type: i1.DateAdapter, decorators: [{
type: Optional
}] }, { type: i2.Directionality, decorators: [{
type: Optional
}] }]; }, propDecorators: { activeDate: [{
type: Input
}], selected: [{
type: Input
}], minDate: [{
type: Input
}], maxDate: [{
type: Input
}], dateFilter: [{
type: Input
}], selectedChange: [{
type: Output
}], yearSelected: [{
type: Output
}], activeDateChange: [{
type: Output
}], mcCalendarBody: [{
type: ViewChild,
args: [McCalendarBody, { static: false }]
}] } });
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tslint:disable:no-magic-numbers\nimport { Directionality } from '@angular/cdk/bidi';\nimport {\n    AfterContentInit,\n    ChangeDetectionStrategy,\n    ChangeDetectorRef,\n    Component,\n    EventEmitter,\n    Input,\n    Optional,\n    Output,\n    ViewChild,\n    ViewEncapsulation\n} from '@angular/core';\nimport { DateAdapter } from '@ptsecurity/cdk/datetime';\nimport {\n    DOWN_ARROW,\n    END,\n    ENTER,\n    HOME,\n    LEFT_ARROW,\n    PAGE_DOWN,\n    PAGE_UP,\n    RIGHT_ARROW,\n    UP_ARROW,\n    SPACE\n} from '@ptsecurity/cdk/keycodes';\n\nimport { McCalendarBody, McCalendarCell } from './calendar-body.component';\nimport { createMissingDateImplError } from './datepicker-errors';\n\n\nexport const yearsPerPage = 24;\n\nexport const yearsPerRow = 4;\n\n\n/**\n * An internal component used to display a year selector in the datepicker.\n * @docs-private\n */\n@Component({\n    selector: 'mc-multi-year-view',\n    exportAs: 'mcMultiYearView',\n    templateUrl: 'multi-year-view.html',\n    encapsulation: ViewEncapsulation.None,\n    changeDetection: ChangeDetectionStrategy.OnPush\n})\nexport class McMultiYearView<D> implements AfterContentInit {\n    /** The date to display in this multi-year view (everything other than the year is ignored). */\n    @Input()\n    get activeDate(): D {\n        return this._activeDate;\n    }\n\n    set activeDate(value: D) {\n        const oldActiveDate = this._activeDate;\n        const validDate =\n            this.getValidDateOrNull(this.dateAdapter.deserialize(value)) || this.dateAdapter.today();\n        this._activeDate = this.dateAdapter.clampDate(validDate, this.minDate, this.maxDate);\n\n        if (Math.floor(this.dateAdapter.getYear(oldActiveDate) / yearsPerPage) !==\n            Math.floor(this.dateAdapter.getYear(this._activeDate) / yearsPerPage)) {\n            this.init();\n        }\n    }\n\n    /** The currently selected date. */\n    @Input()\n    get selected(): D | null {\n        return this._selected;\n    }\n\n    set selected(value: D | null) {\n        this._selected = this.getValidDateOrNull(this.dateAdapter.deserialize(value));\n        this.selectedYear = this._selected && this.dateAdapter.getYear(this._selected);\n    }\n\n    /** The minimum selectable date. */\n    @Input()\n    get minDate(): D | null {\n        return this._minDate;\n    }\n\n    set minDate(value: D | null) {\n        this._minDate = this.getValidDateOrNull(this.dateAdapter.deserialize(value));\n    }\n\n    /** The maximum selectable date. */\n    @Input()\n    get maxDate(): D | null {\n        return this._maxDate;\n    }\n\n    set maxDate(value: D | null) {\n        this._maxDate = this.getValidDateOrNull(this.dateAdapter.deserialize(value));\n    }\n\n    /** A function used to filter which dates are selectable. */\n    @Input() dateFilter: (date: D) => boolean;\n\n    /** Emits when a new year is selected. */\n    @Output() readonly selectedChange: EventEmitter<D> = new EventEmitter<D>();\n\n    /** Emits the selected year. This doesn't imply a change on the selected date */\n    @Output() readonly yearSelected: EventEmitter<D> = new EventEmitter<D>();\n\n    /** Emits when any date is activated. */\n    @Output() readonly activeDateChange: EventEmitter<D> = new EventEmitter<D>();\n\n    /** The body of calendar table */\n    @ViewChild(McCalendarBody, {static: false}) mcCalendarBody: McCalendarBody;\n\n    /** Grid of calendar cells representing the currently displayed years. */\n    years: McCalendarCell[][];\n\n    /** The year that today falls on. */\n    todayYear: number;\n\n    /** The year of the selected date. Null if the selected date is null. */\n    selectedYear: number | null;\n    private _activeDate: D;\n    private _selected: D | null;\n    private _minDate: D | null;\n    private _maxDate: D | null;\n\n    constructor(\n        private readonly changeDetectorRef: ChangeDetectorRef,\n        @Optional() public dateAdapter: DateAdapter<D>,\n        @Optional() private dir?: Directionality\n    ) {\n        if (!this.dateAdapter) {\n            throw createMissingDateImplError('DateAdapter');\n        }\n\n        this._activeDate = this.dateAdapter.today();\n    }\n\n    ngAfterContentInit() {\n        this.init();\n    }\n\n    /** Initializes this multi-year view. */\n    init() {\n        this.todayYear = this.dateAdapter.getYear(this.dateAdapter.today());\n        const activeYear = this.dateAdapter.getYear(this._activeDate);\n        const activeOffset = activeYear % yearsPerPage;\n        this.years = [];\n        for (let i = 0, row: number[] = []; i < yearsPerPage; i++) {\n            row.push(activeYear - activeOffset + i);\n            if (row.length === yearsPerRow) {\n                this.years.push(row.map((year) => this.createCellForYear(year)));\n                row = [];\n            }\n        }\n        this.changeDetectorRef.markForCheck();\n    }\n\n    /** Handles when a new year is selected. */\n    onYearSelected(year: number) {\n        this.yearSelected.emit(this.dateAdapter.createDate(year));\n        const month = this.dateAdapter.getMonth(this.activeDate);\n        const daysInMonth =\n            this.dateAdapter.getNumDaysInMonth(this.dateAdapter.createDate(year, month));\n        this.selectedChange.emit(\n            this.dateAdapter.createDate(year, month, Math.min(this.dateAdapter.getDate(this.activeDate), daysInMonth))\n        );\n    }\n\n    /** Handles keydown events on the calendar body when calendar is in multi-year view. */\n    handleCalendarBodyKeydown(event: KeyboardEvent): void {\n        // TODO(mmalerba): We currently allow keyboard navigation to disabled dates, but just prevent\n        // disabled ones from being selected. This may not be ideal, we should look into whether\n        // navigation should skip over disabled dates, and if so, how to implement that efficiently.\n\n        const oldActiveDate = this._activeDate;\n        const isRtl = this.isRtl();\n\n        // tslint:disable-next-line:deprecation\n        switch (event.keyCode) {\n            case LEFT_ARROW:\n                this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, isRtl ? 1 : -1);\n                break;\n            case RIGHT_ARROW:\n                this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, isRtl ? -1 : 1);\n                break;\n            case UP_ARROW:\n                this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, -yearsPerRow);\n                break;\n            case DOWN_ARROW:\n                this.activeDate = this.dateAdapter.addCalendarYears(this._activeDate, yearsPerRow);\n                break;\n            case HOME:\n                this.activeDate = this.dateAdapter.addCalendarYears(\n                    this._activeDate,\n                    -this.dateAdapter.getYear(this._activeDate) % yearsPerPage\n                );\n                break;\n            case END:\n                this.activeDate = this.dateAdapter.addCalendarYears(\n                    this._activeDate,\n                    yearsPerPage - this.dateAdapter.getYear(this._activeDate) % yearsPerPage - 1\n                );\n                break;\n            case PAGE_UP:\n                this.activeDate =\n                    this.dateAdapter.addCalendarYears(\n                        this._activeDate, event.altKey ? -yearsPerPage * 10 : -yearsPerPage);\n                break;\n            case PAGE_DOWN:\n                this.activeDate =\n                    this.dateAdapter.addCalendarYears(\n                        this._activeDate, event.altKey ? yearsPerPage * 10 : yearsPerPage);\n                break;\n            case ENTER:\n            case SPACE:\n                this.onYearSelected(this.dateAdapter.getYear(this._activeDate));\n                break;\n            default:\n                // Don't prevent default or focus active cell on keys that we don't explicitly handle.\n                return;\n        }\n\n        if (this.dateAdapter.compareDate(oldActiveDate, this.activeDate)) {\n            this.activeDateChange.emit(this.activeDate);\n        }\n\n        this.focusActiveCell();\n        // Prevent unexpected default actions such as form submission.\n        event.preventDefault();\n    }\n\n    getActiveCell(): number {\n        return this.dateAdapter.getYear(this.activeDate) % yearsPerPage;\n    }\n\n    /** Focuses the active cell after the microtask queue is empty. */\n    focusActiveCell() {\n        this.mcCalendarBody.focusActiveCell();\n    }\n\n    /** Creates an McCalendarCell for the given year. */\n    private createCellForYear(year: number) {\n        const yearName = this.dateAdapter.getYearName(this.dateAdapter.createDate(year));\n\n        return new McCalendarCell(year, yearName, yearName, this.shouldEnableYear(year));\n    }\n\n    /** Whether the given year is enabled. */\n    private shouldEnableYear(year: number) {\n        // disable if the year is greater than maxDate lower than minDate\n        if (year === undefined || year === null ||\n            (this.maxDate && year > this.dateAdapter.getYear(this.maxDate)) ||\n            (this.minDate && year < this.dateAdapter.getYear(this.minDate))) {\n            return false;\n        }\n\n        // enable if it reaches here and there's no filter defined\n        if (!this.dateFilter) {\n            return true;\n        }\n\n        const firstOfYear = this.dateAdapter.createDate(year);\n\n        // If any date in the year is enabled count the year as enabled.\n        for (let date = firstOfYear; this.dateAdapter.getYear(date) === year;\n             date = this.dateAdapter.addCalendarDays(date, 1)) {\n            if (this.dateFilter(date)) {\n                return true;\n            }\n        }\n\n        return false;\n    }\n\n    /**\n     * @param obj The object to check.\n     * @returns The given object if it is both a date instance and valid, otherwise null.\n     */\n    private getValidDateOrNull(obj: any): D | null {\n        return (this.dateAdapter.isDateInstance(obj) && this.dateAdapter.isValid(obj)) ? obj : null;\n    }\n\n    /** Determines whether the user has the RTL layout direction. */\n    private isRtl() {\n        return this.dir && this.dir.value === 'rtl';\n    }\n}\n","<table class=\"mc-calendar__table\">\n    <thead class=\"mc-calendar__table-header\">\n    <tr>\n        <th class=\"mc-calendar__table-header-divider\" colspan=\"4\"></th>\n    </tr>\n    </thead>\n    <tbody mc-calendar-body\n           [rows]=\"years\"\n           [todayValue]=\"todayYear\"\n           [selectedValue]=\"selectedYear\"\n           [numCols]=\"4\"\n           [cellAspectRatio]=\"4 / 7\"\n           [activeCell]=\"getActiveCell()\"\n           (selectedValueChange)=\"onYearSelected($event)\"\n           (keydown)=\"handleCalendarBodyKeydown($event)\">\n    </tbody>\n</table>\n"]}