@taiga-ui/kit/fesm2022/taiga-ui-kit-components-pagination.mjs.map

Taiga UI Angular main components kit

{"version":3,"file":"taiga-ui-kit-components-pagination.mjs","sources":["../../../projects/kit/components/pagination/pagination.options.ts","../../../projects/kit/components/pagination/pagination.component.ts","../../../projects/kit/components/pagination/pagination.template.html","../../../projects/kit/components/pagination/taiga-ui-kit-components-pagination.ts"],"sourcesContent":["import {type TuiStringHandler} from '@taiga-ui/cdk/types';\nimport {tuiCreateOptions} from '@taiga-ui/cdk/utils/di';\nimport {type TuiSizeL} from '@taiga-ui/core/types';\n\nexport interface TuiPaginationOptions {\n    readonly size: TuiSizeL;\n    readonly appearance: TuiStringHandler<boolean>;\n}\n\nexport const [TUI_PAGINATION_OPTIONS, tuiPaginationOptionsProvider] =\n    tuiCreateOptions<TuiPaginationOptions>({\n        size: 'l',\n        appearance: (isActive) => (isActive ? 'primary' : 'flat'),\n    });\n","import {\n    ChangeDetectionStrategy,\n    Component,\n    computed,\n    ElementRef,\n    inject,\n    input,\n    model,\n    viewChildren,\n} from '@angular/core';\nimport {type TuiContext} from '@taiga-ui/cdk/types';\nimport {tuiInjectElement} from '@taiga-ui/cdk/utils/dom';\nimport {tuiIsFocusedIn} from '@taiga-ui/cdk/utils/focus';\nimport {tuiClamp} from '@taiga-ui/cdk/utils/math';\nimport {TuiButton} from '@taiga-ui/core/components/button';\nimport {TUI_COMMON_ICONS} from '@taiga-ui/core/tokens';\nimport {TUI_PAGINATION_TEXTS} from '@taiga-ui/kit/tokens';\nimport {type PolymorpheusContent, PolymorpheusOutlet} from '@taiga-ui/polymorpheus';\n\nimport {TUI_PAGINATION_OPTIONS} from './pagination.options';\n\nconst ELLIPSIS_ITEM_LENGTH = 1;\nconst ACTIVE_ITEM_LENGTH = 1;\n\n@Component({\n    selector: 'tui-pagination',\n    imports: [PolymorpheusOutlet, TuiButton],\n    templateUrl: './pagination.template.html',\n    styleUrl: './pagination.style.less',\n    changeDetection: ChangeDetectionStrategy.OnPush,\n})\nexport class TuiPagination {\n    private readonly els = viewChildren('element', {read: ElementRef});\n    private readonly el = tuiInjectElement();\n\n    private readonly maxHalfLength = computed(\n        () => this.sidePadding() + ELLIPSIS_ITEM_LENGTH + this.activePadding(),\n    );\n\n    private readonly maxElementsLength = computed(\n        () => this.maxHalfLength() * 2 + ACTIVE_ITEM_LENGTH,\n    );\n\n    private readonly lastElementIndex = computed(() => this.elementsLength() - 1);\n    private readonly itemsFit = computed(() => this.length() <= this.maxElementsLength());\n    private readonly lastIndex = computed(() => this.length() - 1);\n\n    private readonly reverseIndex = computed(\n        (): number => this.lastIndex() - this.index(),\n    );\n\n    protected readonly texts = inject(TUI_PAGINATION_TEXTS);\n    protected readonly icons = inject(TUI_COMMON_ICONS);\n    protected readonly options = inject(TUI_PAGINATION_OPTIONS);\n    protected readonly buttonSize = computed(() => (this.size() === 'm' ? 'xs' : 's'));\n\n    protected readonly elementsLength = computed(() =>\n        this.itemsFit() ? this.length() : this.maxElementsLength(),\n    );\n\n    public readonly length = input(1);\n    public readonly focusable = input(true);\n    public readonly size = input(this.options.size);\n    public readonly disabled = input(false);\n    public readonly activePadding = input(1);\n    public readonly sidePadding = input(1);\n    public readonly content = input<PolymorpheusContent<TuiContext<number>>>();\n    public readonly index = model(0);\n    public readonly arrowIsDisabledRight = computed(() => this.reverseIndex() === 0);\n    public readonly arrowIsDisabledLeft = computed(() => this.index() === 0);\n\n    public readonly nativeFocusableElement = computed((): HTMLElement | null => {\n        if (this.disabled()) {\n            return null;\n        }\n\n        let activeElementIndex = 0;\n\n        for (let i = 0; i < this.elementsLength(); i++) {\n            const itemIndex = this.getItemIndexByElementIndex(i);\n\n            if (itemIndex) {\n                activeElementIndex++;\n            }\n\n            if (itemIndex === this.index()) {\n                break;\n            }\n        }\n\n        return (\n            this.els().find((_, index) => index === activeElementIndex)?.nativeElement ??\n            null\n        );\n    });\n\n    public get focused(): boolean {\n        return tuiIsFocusedIn(this.el);\n    }\n\n    protected elementIsFocusable(index: number): boolean {\n        return this.index() === index && !this.focused;\n    }\n\n    /**\n     * Get index by element index\n     * @param elementIndex\n     * @returns index or null (for '…')\n     */\n    protected getItemIndexByElementIndex(elementIndex: number): number | null {\n        const reverseElementIndex = this.lastElementIndex() - elementIndex;\n\n        if (elementIndex < this.sidePadding()) {\n            return elementIndex;\n        }\n\n        if (reverseElementIndex < this.sidePadding()) {\n            return this.lastIndex() - reverseElementIndex;\n        }\n\n        if (\n            (elementIndex === this.sidePadding() &&\n                this.hasCollapsedItems(this.index())) ||\n            (reverseElementIndex === this.sidePadding() &&\n                this.hasCollapsedItems(this.reverseIndex()))\n        ) {\n            return null;\n        }\n\n        const computedIndex = this.index() - this.maxHalfLength() + elementIndex;\n\n        return tuiClamp(\n            computedIndex,\n            elementIndex,\n            this.lastIndex() - reverseElementIndex,\n        );\n    }\n\n    protected getElementMode(index = -1): string {\n        return this.options.appearance(this.index() === index);\n    }\n\n    protected onElementClick(index: number): void {\n        this.updateIndex(index);\n    }\n\n    protected onElementKeyDownArrowLeft(element: HTMLElement): void {\n        if (element === this.els()[0]?.nativeElement) {\n            return;\n        }\n\n        const previous = this.els().find(\n            (_, index, array) => array[index + 1]?.nativeElement === element,\n        );\n\n        previous?.nativeElement.focus();\n    }\n\n    protected onElementKeyDownArrowRight(element: HTMLElement): void {\n        if (element === this.els()[this.els().length - 1]?.nativeElement) {\n            return;\n        }\n\n        const next = this.els().find(\n            (_, index, array) => array[index - 1]?.nativeElement === element,\n        );\n\n        next?.nativeElement.focus();\n    }\n\n    protected onArrowClick(step: -1 | 1): void {\n        this.tryChangeTo(step);\n        this.nativeFocusableElement()?.focus();\n    }\n\n    /**\n     * Are there collapsed items at that index\n     * @param index\n     * @returns there are collapsed items\n     */\n    private hasCollapsedItems(index: number): boolean {\n        return !this.itemsFit() && index > this.maxHalfLength();\n    }\n\n    private tryChangeTo(step: -1 | 1): void {\n        this.updateIndex(tuiClamp(this.index() + step, 0, this.lastIndex()));\n    }\n\n    private updateIndex(index: number): void {\n        if (this.index() !== index) {\n            this.index.set(index);\n        }\n    }\n}\n","<div class=\"t-content\">\n    <button\n        tabIndex=\"-1\"\n        tuiIconButton\n        type=\"button\"\n        class=\"t-button\"\n        [appearance]=\"getElementMode()\"\n        [disabled]=\"arrowIsDisabledLeft()\"\n        [iconStart]=\"icons.decrement\"\n        [size]=\"buttonSize()\"\n        (click)=\"onArrowClick(-1)\"\n        (mousedown.zoneless.prevent)=\"(0)\"\n    >\n        {{ texts()[0] }}\n    </button>\n    @for (_ of '-'.repeat(elementsLength()); track $index) {\n        @let index = getItemIndexByElementIndex($index);\n        @if (index !== null) {\n            <button\n                #element\n                automation-id=\"tui-pagination__element\"\n                tuiButton\n                type=\"button\"\n                class=\"t-button\"\n                [appearance]=\"getElementMode(index)\"\n                [disabled]=\"disabled()\"\n                [size]=\"buttonSize()\"\n                [tabIndex]=\"elementIsFocusable(index) ? 0 : -1\"\n                (click)=\"onElementClick(index)\"\n                (keydown.arrowLeft.prevent)=\"onElementKeyDownArrowLeft(element)\"\n                (keydown.arrowRight.prevent)=\"onElementKeyDownArrowRight(element)\"\n            >\n                <ng-container *polymorpheusOutlet=\"content() || index + 1 as text; context: {$implicit: index}\">\n                    {{ text }}\n                </ng-container>\n            </button>\n        } @else {\n            <div\n                automation-id=\"tui-pagination__element\"\n                class=\"t-ellipsis\"\n                [class.t-ellipsis_small]=\"size() === 'm'\"\n            ></div>\n        }\n    }\n\n    <button\n        tabIndex=\"-1\"\n        tuiIconButton\n        type=\"button\"\n        class=\"t-button\"\n        [appearance]=\"getElementMode()\"\n        [disabled]=\"arrowIsDisabledRight()\"\n        [iconStart]=\"icons.increment\"\n        [size]=\"buttonSize()\"\n        (click)=\"onArrowClick(1)\"\n        (mousedown.zoneless.prevent)=\"(0)\"\n    >\n        {{ texts()[1] }}\n    </button>\n</div>\n","/**\n * Generated bundle index. 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