@ngx-kit/core
Version:
ngx-kit - core module
521 lines • 36.4 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { Injectable, Optional, Renderer2 } from '@angular/core';
import { BehaviorSubject, Subject } from 'rxjs';
/**
* Service encapsulates complex date-picker grid logic.
*
*
* ### Example
*
* * collection:date-picker -
* [sources](https://github.com/ngx-kit/ngx-kit/tree/master/packages/collection/lib/ui-date-picker),
* [demo](https://ngx-kit.com/collection/module/ui-date-picker)
*/
var KitDatePickerService = /** @class */ (function () {
function KitDatePickerService(renderer) {
this.renderer = renderer;
this.moveHandlerUnsubs = [];
this._grid = new BehaviorSubject([]);
this._monthCursor = new BehaviorSubject(null);
this._pick = new Subject();
}
Object.defineProperty(KitDatePickerService.prototype, "active", {
/**
* Get active date.
*/
get: /**
* Get active date.
* @return {?}
*/
function () {
return new Date();
},
/**
* Set active date.
*/
set: /**
* Set active date.
* @param {?} date
* @return {?}
*/
function (date) {
this._active = new Date(date);
this._focus = new Date(date);
this.updateGrid();
},
enumerable: true,
configurable: true
});
Object.defineProperty(KitDatePickerService.prototype, "gridChanges", {
/**
* Observable with grid state.
*/
get: /**
* Observable with grid state.
* @return {?}
*/
function () {
return this._grid.asObservable();
},
enumerable: true,
configurable: true
});
Object.defineProperty(KitDatePickerService.prototype, "monthCursorChanges", {
/**
* Observable with month cursor state.
*/
get: /**
* Observable with month cursor state.
* @return {?}
*/
function () {
return this._monthCursor.asObservable();
},
enumerable: true,
configurable: true
});
Object.defineProperty(KitDatePickerService.prototype, "pick", {
/**
* Observable with pick date events.
*/
get: /**
* Observable with pick date events.
* @return {?}
*/
function () {
return this._pick.asObservable();
},
enumerable: true,
configurable: true
});
Object.defineProperty(KitDatePickerService.prototype, "weekdays", {
/**
* Weekdays array.
*/
get: /**
* Weekdays array.
* @return {?}
*/
function () {
/** @type {?} */
var weekdays = [];
/** @type {?} */
var cursor = this.startOfWeek(new Date());
for (var i = 0; i < 7; i++) {
weekdays.push(new Date(cursor));
cursor.setDate(cursor.getDate() + 1);
}
return weekdays;
},
enumerable: true,
configurable: true
});
/**
* @return {?}
*/
KitDatePickerService.prototype.ngOnDestroy = /**
* @return {?}
*/
function () {
this.moveHandlerUnsubs.forEach((/**
* @param {?} u
* @return {?}
*/
function (u) { return u(); }));
};
/**
* Focus date (open correspondent month).
*/
/**
* Focus date (open correspondent month).
* @param {?} date
* @return {?}
*/
KitDatePickerService.prototype.focus = /**
* Focus date (open correspondent month).
* @param {?} date
* @return {?}
*/
function (date) {
this._focus = new Date(date);
this.updateGrid();
};
/**
* Modify opened month.
*/
/**
* Modify opened month.
* @param {?} modifier
* @return {?}
*/
KitDatePickerService.prototype.modMonth = /**
* Modify opened month.
* @param {?} modifier
* @return {?}
*/
function (modifier) {
this._focus.setMonth(this._focus.getMonth() + modifier);
this.updateGrid();
};
/**
* Modify opened year.
*/
/**
* Modify opened year.
* @param {?} modifier
* @return {?}
*/
KitDatePickerService.prototype.modYear = /**
* Modify opened year.
* @param {?} modifier
* @return {?}
*/
function (modifier) {
this._focus.setFullYear(this._focus.getFullYear() + modifier);
this.updateGrid();
};
/**
* Handle keyboard movement.
*/
/**
* Handle keyboard movement.
* @param {?} target
* @return {?}
*/
KitDatePickerService.prototype.handleMove = /**
* Handle keyboard movement.
* @param {?} target
* @return {?}
*/
function (target) {
var _this = this;
if (this.renderer) {
this.moveHandlerUnsubs = [
this.renderer.listen(target, 'keydown.ArrowRight', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this._focus.setDate(_this._focus.getDate() + 1);
_this.updateGrid();
})),
this.renderer.listen(target, 'keydown.ArrowLeft', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this._focus.setDate(_this._focus.getDate() - 1);
_this.updateGrid();
})),
this.renderer.listen(target, 'keydown.ArrowUp', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this._focus.setDate(_this._focus.getDate() - 7);
_this.updateGrid();
})),
this.renderer.listen(target, 'keydown.ArrowDown', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this._focus.setDate(_this._focus.getDate() + 7);
_this.updateGrid();
})),
this.renderer.listen(target, 'keydown.Home', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this._focus.setDate(1);
_this.updateGrid();
})),
this.renderer.listen(target, 'keydown.End', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this._focus.setMonth(_this._focus.getMonth() + 1, 0);
_this.updateGrid();
})),
this.renderer.listen(target, 'keydown.PageUp', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this.modMonth(-1);
})),
this.renderer.listen(target, 'keydown.PageDown', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this.modMonth(1);
})),
this.renderer.listen(target, 'keydown.Alt.PageUp', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this.modYear(-1);
})),
this.renderer.listen(target, 'keydown.Alt.PageDown', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this.modYear(1);
})),
this.renderer.listen(target, 'keydown.Enter', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this._pick.next(new Date(_this._focus));
})),
this.renderer.listen(target, 'keydown.Space', (/**
* @param {?} e
* @return {?}
*/
function (e) {
e.preventDefault();
_this._pick.next(new Date(_this._focus));
})),
];
}
};
/**
* Compare two dates.
*/
/**
* Compare two dates.
* @private
* @param {?} x
* @param {?} y
* @return {?}
*/
KitDatePickerService.prototype.isDatesEqual = /**
* Compare two dates.
* @private
* @param {?} x
* @param {?} y
* @return {?}
*/
function (x, y) {
if (x && y) {
// @todo improve performance: cache xp, yp
/** @type {?} */
var xp = new Date(x);
xp.setHours(0, 0, 0, 0);
/** @type {?} */
var yp = new Date(y);
yp.setHours(0, 0, 0, 0);
return +xp === +yp;
}
else {
throw new Error('isDatesEqual params error');
}
};
/**
* Start of month of passed date.
*/
/**
* Start of month of passed date.
* @private
* @param {?} curr
* @return {?}
*/
KitDatePickerService.prototype.startOfMonth = /**
* Start of month of passed date.
* @private
* @param {?} curr
* @return {?}
*/
function (curr) {
return new Date(curr.getFullYear(), curr.getMonth(), 1);
};
/**
* Start of week of passed date.
*/
/**
* Start of week of passed date.
* @private
* @param {?} curr
* @return {?}
*/
KitDatePickerService.prototype.startOfWeek = /**
* Start of week of passed date.
* @private
* @param {?} curr
* @return {?}
*/
function (curr) {
/** @type {?} */
var date = new Date(curr);
/** @type {?} */
var day = date.getDay() || 7;
if (day !== 1) {
date.setHours(-24 * (day - 1));
}
return date;
};
/**
* Redraw grid based on monthCursor and current date.
*/
/**
* Redraw grid based on monthCursor and current date.
* @private
* @return {?}
*/
KitDatePickerService.prototype.updateGrid = /**
* Redraw grid based on monthCursor and current date.
* @private
* @return {?}
*/
function () {
var _this = this;
if (this._monthCursor.value &&
this.isDatesEqual(this.startOfMonth(this._focus), this.startOfMonth(this._monthCursor.value))) {
// update current grid
/** @type {?} */
var grid = this._grid.value;
grid.forEach((/**
* @param {?} r
* @return {?}
*/
function (r) { return r.forEach((/**
* @param {?} c
* @return {?}
*/
function (c) {
c.active = _this.isDatesEqual(c.date, _this._active);
c.focus = _this.isDatesEqual(c.date, _this._focus);
})); }));
this._grid.next(grid);
}
else {
// recompile grid
/** @type {?} */
var month = this.startOfMonth(this._focus);
/** @type {?} */
var grid = [];
/** @type {?} */
var cursor = this.startOfWeek(month);
for (var row = 0; row < this.weeksInMonth(month); row++) {
/** @type {?} */
var line = [];
for (var col = 0; col < 7; col++) {
/** @type {?} */
var date = new Date(cursor);
line.push({
active: this.isDatesEqual(date, this._active),
date: date,
focus: this.isDatesEqual(date, this._focus),
outside: date.getMonth() !== month.getMonth(),
});
cursor.setDate(cursor.getDate() + 1);
}
grid.push(line);
}
this._monthCursor.next(month);
this._grid.next(grid);
}
};
/**
* Calc number of weeks in month.
*/
/**
* Calc number of weeks in month.
* @private
* @param {?} curr
* @return {?}
*/
KitDatePickerService.prototype.weeksInMonth = /**
* Calc number of weeks in month.
* @private
* @param {?} curr
* @return {?}
*/
function (curr) {
/** @type {?} */
var firstOfMonth = new Date(curr.getFullYear(), curr.getMonth(), 1);
/** @type {?} */
var day = firstOfMonth.getDay() || 6;
day = day === 1 ? 0 : day;
if (day) {
day--;
}
/** @type {?} */
var diff = 7 - day;
/** @type {?} */
var lastOfMonth = new Date(curr.getFullYear(), curr.getMonth() + 1, 0);
/** @type {?} */
var lastDate = lastOfMonth.getDate();
if (lastOfMonth.getDay() === 1) {
diff--;
}
return Math.ceil((lastDate - diff) / 7) + 1;
};
KitDatePickerService.decorators = [
{ type: Injectable }
];
/** @nocollapse */
KitDatePickerService.ctorParameters = function () { return [
{ type: Renderer2, decorators: [{ type: Optional }] }
]; };
return KitDatePickerService;
}());
export { KitDatePickerService };
if (false) {
/**
* @type {?}
* @private
*/
KitDatePickerService.prototype._active;
/**
* @type {?}
* @private
*/
KitDatePickerService.prototype._focus;
/**
* @type {?}
* @private
*/
KitDatePickerService.prototype.moveHandlerUnsubs;
/**
* @type {?}
* @private
*/
KitDatePickerService.prototype._grid;
/**
* @type {?}
* @private
*/
KitDatePickerService.prototype._monthCursor;
/**
* @type {?}
* @private
*/
KitDatePickerService.prototype._pick;
/**
* @type {?}
* @private
*/
KitDatePickerService.prototype.renderer;
}
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{ Injectable, OnDestroy, Optional, Renderer2 } from '@angular/core';\r\nimport { BehaviorSubject, Observable, Subject } from 'rxjs';\r\nimport { KitDatePickerGrid } from './meta';\r\n\r\n/**\r\n * Service encapsulates complex date-picker grid logic.\r\n *\r\n *\r\n * ### Example\r\n *\r\n * * collection:date-picker -\r\n * [sources](https://github.com/ngx-kit/ngx-kit/tree/master/packages/collection/lib/ui-date-picker),\r\n * [demo](https://ngx-kit.com/collection/module/ui-date-picker)\r\n */\r\n@Injectable()\r\nexport class KitDatePickerService implements OnDestroy {\r\n  private _active: Date;\r\n\r\n  private _focus: Date;\r\n\r\n  private moveHandlerUnsubs: any[] = [];\r\n\r\n  private readonly _grid = new BehaviorSubject<KitDatePickerGrid>([]);\r\n\r\n  private readonly _monthCursor = new BehaviorSubject<Date | null>(null);\r\n\r\n  private readonly _pick = new Subject<Date>();\r\n\r\n  constructor(@Optional() private renderer: Renderer2) {\r\n  }\r\n\r\n  /**\r\n   * Get active date.\r\n   */\r\n  get active() {\r\n    return new Date();\r\n  }\r\n\r\n  /**\r\n   * Set active date.\r\n   */\r\n  set active(date: Date) {\r\n    this._active = new Date(date);\r\n    this._focus = new Date(date);\r\n    this.updateGrid();\r\n  }\r\n\r\n  /**\r\n   * Observable with grid state.\r\n   */\r\n  get gridChanges(): Observable<KitDatePickerGrid> {\r\n    return this._grid.asObservable();\r\n  }\r\n\r\n  /**\r\n   * Observable with month cursor state.\r\n   */\r\n  get monthCursorChanges(): Observable<Date | null> {\r\n    return this._monthCursor.asObservable();\r\n  }\r\n\r\n  /**\r\n   * Observable with pick date events.\r\n   */\r\n  get pick(): Observable<Date> {\r\n    return this._pick.asObservable();\r\n  }\r\n\r\n  /**\r\n   * Weekdays array.\r\n   */\r\n  get weekdays(): Date[] {\r\n    const weekdays = [];\r\n    const cursor = this.startOfWeek(new Date());\r\n    for (let i = 0; i < 7; i++) {\r\n      weekdays.push(new Date(cursor));\r\n      cursor.setDate(cursor.getDate() + 1);\r\n    }\r\n    return weekdays;\r\n  }\r\n\r\n  ngOnDestroy() {\r\n    this.moveHandlerUnsubs.forEach(u => u());\r\n  }\r\n\r\n  /**\r\n   * Focus date (open correspondent month).\r\n   */\r\n  focus(date: Date) {\r\n    this._focus = new Date(date);\r\n    this.updateGrid();\r\n  }\r\n\r\n  /**\r\n   * Modify opened month.\r\n   */\r\n  modMonth(modifier: number) {\r\n    this._focus.setMonth(this._focus.getMonth() + modifier);\r\n    this.updateGrid();\r\n  }\r\n\r\n  /**\r\n   * Modify opened year.\r\n   */\r\n  modYear(modifier: number) {\r\n    this._focus.setFullYear(this._focus.getFullYear() + modifier);\r\n    this.updateGrid();\r\n  }\r\n\r\n  /**\r\n   * Handle keyboard movement.\r\n   */\r\n  handleMove(target: any) {\r\n    if (this.renderer) {\r\n      this.moveHandlerUnsubs = [\r\n        this.renderer.listen(target, 'keydown.ArrowRight', e => {\r\n          e.preventDefault();\r\n          this._focus.setDate(this._focus.getDate() + 1);\r\n          this.updateGrid();\r\n        }),\r\n        this.renderer.listen(target, 'keydown.ArrowLeft', e => {\r\n          e.preventDefault();\r\n          this._focus.setDate(this._focus.getDate() - 1);\r\n          this.updateGrid();\r\n        }),\r\n        this.renderer.listen(target, 'keydown.ArrowUp', e => {\r\n          e.preventDefault();\r\n          this._focus.setDate(this._focus.getDate() - 7);\r\n          this.updateGrid();\r\n        }),\r\n        this.renderer.listen(target, 'keydown.ArrowDown', e => {\r\n          e.preventDefault();\r\n          this._focus.setDate(this._focus.getDate() + 7);\r\n          this.updateGrid();\r\n        }),\r\n        this.renderer.listen(target, 'keydown.Home', e => {\r\n          e.preventDefault();\r\n          this._focus.setDate(1);\r\n          this.updateGrid();\r\n        }),\r\n        this.renderer.listen(target, 'keydown.End', e => {\r\n          e.preventDefault();\r\n          this._focus.setMonth(this._focus.getMonth() + 1, 0);\r\n          this.updateGrid();\r\n        }),\r\n        this.renderer.listen(target, 'keydown.PageUp', e => {\r\n          e.preventDefault();\r\n          this.modMonth(-1);\r\n        }),\r\n        this.renderer.listen(target, 'keydown.PageDown', e => {\r\n          e.preventDefault();\r\n          this.modMonth(1);\r\n        }),\r\n        this.renderer.listen(target, 'keydown.Alt.PageUp', e => {\r\n          e.preventDefault();\r\n          this.modYear(-1);\r\n        }),\r\n        this.renderer.listen(target, 'keydown.Alt.PageDown', e => {\r\n          e.preventDefault();\r\n          this.modYear(1);\r\n        }),\r\n        this.renderer.listen(target, 'keydown.Enter', e => {\r\n          e.preventDefault();\r\n          this._pick.next(new Date(this._focus));\r\n        }),\r\n        this.renderer.listen(target, 'keydown.Space', e => {\r\n          e.preventDefault();\r\n          this._pick.next(new Date(this._focus));\r\n        }),\r\n      ];\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Compare two dates.\r\n   */\r\n  private isDatesEqual(x: Date, y: Date): boolean {\r\n    if (x && y) {\r\n      // @todo improve performance: cache xp, yp\r\n      const xp = new Date(x);\r\n      xp.setHours(0, 0, 0, 0);\r\n      const yp = new Date(y);\r\n      yp.setHours(0, 0, 0, 0);\r\n      return +xp === +yp;\r\n    } else {\r\n      throw new Error('isDatesEqual params error');\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Start of month of passed date.\r\n   */\r\n  private startOfMonth(curr: Date) {\r\n    return new Date(curr.getFullYear(), curr.getMonth(), 1);\r\n  }\r\n\r\n  /**\r\n   * Start of week of passed date.\r\n   */\r\n  private startOfWeek(curr: Date) {\r\n    const date = new Date(curr);\r\n    const day = date.getDay() || 7;\r\n    if (day !== 1) {\r\n      date.setHours(-24 * (day - 1));\r\n    }\r\n    return date;\r\n  }\r\n\r\n  /**\r\n   * Redraw grid based on monthCursor and current date.\r\n   */\r\n  private updateGrid() {\r\n    if (this._monthCursor.value &&\r\n      this.isDatesEqual(this.startOfMonth(this._focus), this.startOfMonth(this._monthCursor.value))) {\r\n      // update current grid\r\n      const grid = this._grid.value;\r\n      grid.forEach(r => r.forEach(c => {\r\n        c.active = this.isDatesEqual(c.date, this._active);\r\n        c.focus = this.isDatesEqual(c.date, this._focus);\r\n      }));\r\n      this._grid.next(grid);\r\n    } else {\r\n      // recompile grid\r\n      const month = this.startOfMonth(this._focus);\r\n      const grid = [];\r\n      const cursor = this.startOfWeek(month);\r\n      for (let row = 0; row < this.weeksInMonth(month); row++) {\r\n        const line = [];\r\n        for (let col = 0; col < 7; col++) {\r\n          const date = new Date(cursor);\r\n          line.push({\r\n            active: this.isDatesEqual(date, this._active),\r\n            date,\r\n            focus: this.isDatesEqual(date, this._focus),\r\n            outside: date.getMonth() !== month.getMonth(),\r\n          });\r\n          cursor.setDate(cursor.getDate() + 1);\r\n        }\r\n        grid.push(line);\r\n      }\r\n      this._monthCursor.next(month);\r\n      this._grid.next(grid);\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Calc number of weeks in month.\r\n   */\r\n  private weeksInMonth(curr: Date): number {\r\n    const firstOfMonth = new Date(curr.getFullYear(), curr.getMonth(), 1);\r\n    let day = firstOfMonth.getDay() || 6;\r\n    day = day === 1 ? 0 : day;\r\n    if (day) {\r\n      day--;\r\n    }\r\n    let diff = 7 - day;\r\n    const lastOfMonth = new Date(curr.getFullYear(), curr.getMonth() + 1, 0);\r\n    const lastDate = lastOfMonth.getDate();\r\n    if (lastOfMonth.getDay() === 1) {\r\n      diff--;\r\n    }\r\n    return Math.ceil((lastDate - diff) / 7) + 1;\r\n  }\r\n}\r\n"]}