import * as i0 from '@angular/core';
import { Directive, Input, Injectable, Component, HostBinding, EventEmitter, Output, NgModule } from '@angular/core';
import * as i2 from '@angular/common';
import { CommonModule } from '@angular/common';

class NgTranscludeDirective {
    set ngTransclude(templateRef) {
        this._ngTransclude = templateRef;
        if (templateRef) {
            this.viewRef.createEmbeddedView(templateRef);
        }
    }
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    get ngTransclude() {
        return this._ngTransclude;
    }
    constructor(viewRef) {
        this.viewRef = viewRef;
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: NgTranscludeDirective, deps: [{ token: i0.ViewContainerRef }], target: i0.ɵɵFactoryTarget.Directive }); }
    static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "17.3.9", type: NgTranscludeDirective, selector: "[ngTransclude]", inputs: { ngTransclude: "ngTransclude" }, ngImport: i0 }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: NgTranscludeDirective, decorators: [{
            type: Directive,
            args: [{
                    selector: '[ngTransclude]'
                }]
        }], ctorParameters: () => [{ type: i0.ViewContainerRef }], propDecorators: { ngTransclude: [{
                type: Input
            }] } });

class TabsetConfig {
    constructor() {
        /** provides default navigation context class: 'tabs' or 'pills' */
        this.type = 'tabs';
        /** provides possibility to set keyNavigations enable or disable, by default is enable */
        this.isKeysAllowed = true;
        /** aria label for tab list */
        this.ariaLabel = 'Tabs';
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabsetConfig, deps: [], target: i0.ɵɵFactoryTarget.Injectable }); }
    static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabsetConfig, providedIn: 'root' }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabsetConfig, decorators: [{
            type: Injectable,
            args: [{
                    providedIn: 'root'
                }]
        }] });

// todo: add active event to tab
// todo: fix? mixing static and dynamic tabs position tabs in order of creation
class TabsetComponent {
    /** if true tabs will be placed vertically */
    get vertical() {
        return this._vertical;
    }
    set vertical(value) {
        this._vertical = value;
        this.setClassMap();
    }
    /** if true tabs fill the container and have a consistent width */
    get justified() {
        return this._justified;
    }
    set justified(value) {
        this._justified = value;
        this.setClassMap();
    }
    /** navigation context class: 'tabs' or 'pills' */
    get type() {
        return this._type;
    }
    set type(value) {
        this._type = value;
        this.setClassMap();
    }
    get isKeysAllowed() {
        return this._isKeysAllowed;
    }
    set isKeysAllowed(value) {
        this._isKeysAllowed = value;
    }
    constructor(config, renderer, elementRef) {
        this.renderer = renderer;
        this.elementRef = elementRef;
        this.clazz = true;
        this.tabs = [];
        this.classMap = {};
        /** aria label for tab list */
        this.ariaLabel = 'Tabs';
        this.isDestroyed = false;
        this._vertical = false;
        this._justified = false;
        this._type = 'tabs';
        this._isKeysAllowed = true;
        Object.assign(this, config);
    }
    ngOnDestroy() {
        this.isDestroyed = true;
    }
    addTab(tab) {
        this.tabs.push(tab);
        tab.active = this.tabs.length === 1 && !tab.active;
    }
    removeTab(tab, options = { reselect: true, emit: true }) {
        const index = this.tabs.indexOf(tab);
        if (index === -1 || this.isDestroyed) {
            return;
        }
        // Select a new tab if the tab to be removed is selected and not destroyed
        if (options.reselect && tab.active && this.hasAvailableTabs(index)) {
            const newActiveIndex = this.getClosestTabIndex(index);
            this.tabs[newActiveIndex].active = true;
        }
        if (options.emit) {
            tab.removed.emit(tab);
        }
        this.tabs.splice(index, 1);
        if (tab.elementRef.nativeElement.parentNode) {
            this.renderer.removeChild(tab.elementRef.nativeElement.parentNode, tab.elementRef.nativeElement);
        }
    }
    keyNavActions(event, index) {
        if (!this.isKeysAllowed) {
            return;
        }
        const list = Array.from(this.elementRef.nativeElement.querySelectorAll('.nav-link'));
        // const activeElList = list.filter((el: HTMLElement) => !el.classList.contains('disabled'));
        if (event.keyCode === 13 || event.key === 'Enter' || event.keyCode === 32 || event.key === 'Space') {
            event.preventDefault();
            const currentTab = list[(index) % list.length];
            currentTab.click();
            return;
        }
        if (event.keyCode === 39 || event.key === 'RightArrow') {
            let nextTab;
            let shift = 1;
            do {
                nextTab = list[(index + shift) % list.length];
                shift++;
            } while (nextTab.classList.contains('disabled'));
            nextTab.focus();
            return;
        }
        if (event.keyCode === 37 || event.key === 'LeftArrow') {
            let previousTab;
            let shift = 1;
            let i = index;
            do {
                if ((i - shift) < 0) {
                    i = list.length - 1;
                    previousTab = list[i];
                    shift = 0;
                }
                else {
                    previousTab = list[i - shift];
                }
                shift++;
            } while (previousTab.classList.contains('disabled'));
            previousTab.focus();
            return;
        }
        if (event.keyCode === 36 || event.key === 'Home') {
            event.preventDefault();
            let firstTab;
            let shift = 0;
            do {
                firstTab = list[shift % list.length];
                shift++;
            } while (firstTab.classList.contains('disabled'));
            firstTab.focus();
            return;
        }
        if (event.keyCode === 35 || event.key === 'End') {
            event.preventDefault();
            let lastTab;
            let shift = 1;
            let i = index;
            do {
                if ((i - shift) < 0) {
                    i = list.length - 1;
                    lastTab = list[i];
                    shift = 0;
                }
                else {
                    lastTab = list[i - shift];
                }
                shift++;
            } while (lastTab.classList.contains('disabled'));
            lastTab.focus();
            return;
        }
        if (event.keyCode === 46 || event.key === 'Delete') {
            if (this.tabs[index].removable) {
                this.removeTab(this.tabs[index]);
                if (list[index + 1]) {
                    list[(index + 1) % list.length].focus();
                    return;
                }
                if (list[list.length - 1]) {
                    list[0].focus();
                }
            }
        }
    }
    getClosestTabIndex(index) {
        const tabsLength = this.tabs.length;
        if (!tabsLength) {
            return -1;
        }
        for (let step = 1; step <= tabsLength; step += 1) {
            const prevIndex = index - step;
            const nextIndex = index + step;
            if (this.tabs[prevIndex] && !this.tabs[prevIndex].disabled) {
                return prevIndex;
            }
            if (this.tabs[nextIndex] && !this.tabs[nextIndex].disabled) {
                return nextIndex;
            }
        }
        return -1;
    }
    hasAvailableTabs(index) {
        const tabsLength = this.tabs.length;
        if (!tabsLength) {
            return false;
        }
        for (let i = 0; i < tabsLength; i += 1) {
            if (!this.tabs[i].disabled && i !== index) {
                return true;
            }
        }
        return false;
    }
    setClassMap() {
        this.classMap = {
            'nav-stacked': this.vertical,
            'flex-column': this.vertical,
            'nav-justified': this.justified,
            [`nav-${this.type}`]: true
        };
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabsetComponent, deps: [{ token: TabsetConfig }, { token: i0.Renderer2 }, { token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Component }); }
    static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "17.3.9", type: TabsetComponent, selector: "tabset", inputs: { vertical: "vertical", justified: "justified", type: "type" }, host: { properties: { "class.tab-container": "this.clazz" } }, ngImport: i0, template: "<ul class=\"nav\" [ngClass]=\"classMap\"\r\n    (click)=\"$event.preventDefault()\"\r\n    [attr.aria-label]=\"ariaLabel\"\r\n    role=\"tablist\">\r\n  <li *ngFor=\"let tabz of tabs; let i = index\" [ngClass]=\"['nav-item', tabz.customClass || '']\"\r\n      [class.active]=\"tabz.active\" [class.disabled]=\"tabz.disabled\" (keydown)=\"keyNavActions($event, i)\">\r\n    <a href=\"javascript:void(0);\" class=\"nav-link\" role=\"tab\"\r\n       [attr.aria-controls]=\"tabz.id ? tabz.id : ''\"\r\n       [attr.aria-selected]=\"!!tabz.active\"\r\n       [attr.id]=\"tabz.id ? tabz.id + '-link' : ''\"\r\n       [class.active]=\"tabz.active\" [class.disabled]=\"tabz.disabled\"\r\n       (click)=\"tabz.active = true\">\r\n      <span [ngTransclude]=\"tabz.headingRef\">{{ tabz.heading }}</span>\r\n      <span *ngIf=\"tabz.removable\" (click)=\"$event.preventDefault(); removeTab(tabz);\" class=\"bs-remove-tab\"> &#10060;</span>\r\n    </a>\r\n  </li>\r\n</ul>\r\n<div class=\"tab-content\">\r\n  <ng-content></ng-content>\r\n</div>\r\n", styles: [":host .nav-tabs .nav-item.disabled a.disabled{cursor:default}\n"], dependencies: [{ kind: "directive", type: i2.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { kind: "directive", type: i2.NgForOf, selector: "[ngFor][ngForOf]", inputs: ["ngForOf", "ngForTrackBy", "ngForTemplate"] }, { kind: "directive", type: i2.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { kind: "directive", type: NgTranscludeDirective, selector: "[ngTransclude]", inputs: ["ngTransclude"] }] }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabsetComponent, decorators: [{
            type: Component,
            args: [{ selector: 'tabset', template: "<ul class=\"nav\" [ngClass]=\"classMap\"\r\n    (click)=\"$event.preventDefault()\"\r\n    [attr.aria-label]=\"ariaLabel\"\r\n    role=\"tablist\">\r\n  <li *ngFor=\"let tabz of tabs; let i = index\" [ngClass]=\"['nav-item', tabz.customClass || '']\"\r\n      [class.active]=\"tabz.active\" [class.disabled]=\"tabz.disabled\" (keydown)=\"keyNavActions($event, i)\">\r\n    <a href=\"javascript:void(0);\" class=\"nav-link\" role=\"tab\"\r\n       [attr.aria-controls]=\"tabz.id ? tabz.id : ''\"\r\n       [attr.aria-selected]=\"!!tabz.active\"\r\n       [attr.id]=\"tabz.id ? tabz.id + '-link' : ''\"\r\n       [class.active]=\"tabz.active\" [class.disabled]=\"tabz.disabled\"\r\n       (click)=\"tabz.active = true\">\r\n      <span [ngTransclude]=\"tabz.headingRef\">{{ tabz.heading }}</span>\r\n      <span *ngIf=\"tabz.removable\" (click)=\"$event.preventDefault(); removeTab(tabz);\" class=\"bs-remove-tab\"> &#10060;</span>\r\n    </a>\r\n  </li>\r\n</ul>\r\n<div class=\"tab-content\">\r\n  <ng-content></ng-content>\r\n</div>\r\n", styles: [":host .nav-tabs .nav-item.disabled a.disabled{cursor:default}\n"] }]
        }], ctorParameters: () => [{ type: TabsetConfig }, { type: i0.Renderer2 }, { type: i0.ElementRef }], propDecorators: { vertical: [{
                type: Input
            }], justified: [{
                type: Input
            }], type: [{
                type: Input
            }], clazz: [{
                type: HostBinding,
                args: ['class.tab-container']
            }] } });

class TabDirective {
    /** if set, will be added to the tab's class attribute. Multiple classes are supported. */
    get customClass() {
        return this._customClass;
    }
    set customClass(customClass) {
        if (this.customClass) {
            this.customClass.split(' ').forEach((cssClass) => {
                this.renderer.removeClass(this.elementRef.nativeElement, cssClass);
            });
        }
        this._customClass = customClass ? customClass.trim() : '';
        if (this.customClass) {
            this.customClass.split(' ').forEach((cssClass) => {
                this.renderer.addClass(this.elementRef.nativeElement, cssClass);
            });
        }
    }
    /** tab active state toggle */
    get active() {
        return this._active;
    }
    set active(active) {
        if (this._active === active) {
            return;
        }
        if ((this.disabled && active) || !active) {
            if (this._active && !active) {
                this.deselect.emit(this);
                this._active = active;
            }
            return;
        }
        this._active = active;
        this.selectTab.emit(this);
        this.tabset.tabs.forEach((tab) => {
            if (tab !== this) {
                tab.active = false;
            }
        });
    }
    get ariaLabelledby() {
        return this.id ? `${this.id}-link` : '';
    }
    constructor(tabset, elementRef, renderer) {
        this.elementRef = elementRef;
        this.renderer = renderer;
        /** if true tab can not be activated */
        this.disabled = false;
        /** if true tab can be removable, additional button will appear */
        this.removable = false;
        /** fired when tab became active, $event:Tab equals to selected instance of Tab component */
        this.selectTab = new EventEmitter();
        /** fired when tab became inactive, $event:Tab equals to deselected instance of Tab component */
        this.deselect = new EventEmitter();
        /** fired before tab will be removed, $event:Tab equals to instance of removed tab */
        this.removed = new EventEmitter();
        this.addClass = true;
        this.role = 'tabpanel';
        this._active = false;
        this._customClass = '';
        this.tabset = tabset;
        this.tabset.addTab(this);
    }
    ngOnInit() {
        this.removable = !!this.removable;
    }
    ngOnDestroy() {
        this.tabset.removeTab(this, { reselect: false, emit: false });
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabDirective, deps: [{ token: TabsetComponent }, { token: i0.ElementRef }, { token: i0.Renderer2 }], target: i0.ɵɵFactoryTarget.Directive }); }
    static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "17.3.9", type: TabDirective, selector: "tab, [tab]", inputs: { heading: "heading", id: "id", disabled: "disabled", removable: "removable", customClass: "customClass", active: "active" }, outputs: { selectTab: "selectTab", deselect: "deselect", removed: "removed" }, host: { properties: { "attr.id": "this.id", "class.active": "this.active", "class.tab-pane": "this.addClass", "attr.role": "this.role", "attr.aria-labelledby": "this.ariaLabelledby" } }, exportAs: ["tab"], ngImport: i0 }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabDirective, decorators: [{
            type: Directive,
            args: [{ selector: 'tab, [tab]', exportAs: 'tab' }]
        }], ctorParameters: () => [{ type: TabsetComponent }, { type: i0.ElementRef }, { type: i0.Renderer2 }], propDecorators: { heading: [{
                type: Input
            }], id: [{
                type: HostBinding,
                args: ['attr.id']
            }, {
                type: Input
            }], disabled: [{
                type: Input
            }], removable: [{
                type: Input
            }], customClass: [{
                type: Input
            }], active: [{
                type: HostBinding,
                args: ['class.active']
            }, {
                type: Input
            }], selectTab: [{
                type: Output
            }], deselect: [{
                type: Output
            }], removed: [{
                type: Output
            }], addClass: [{
                type: HostBinding,
                args: ['class.tab-pane']
            }], role: [{
                type: HostBinding,
                args: ['attr.role']
            }], ariaLabelledby: [{
                type: HostBinding,
                args: ['attr.aria-labelledby']
            }] } });

/** Should be used to mark <ng-template> element as a template for tab heading */
class TabHeadingDirective {
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    constructor(templateRef, tab) {
        tab.headingRef = templateRef;
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabHeadingDirective, deps: [{ token: i0.TemplateRef }, { token: TabDirective }], target: i0.ɵɵFactoryTarget.Directive }); }
    static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "17.3.9", type: TabHeadingDirective, selector: "[tabHeading]", ngImport: i0 }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabHeadingDirective, decorators: [{
            type: Directive,
            args: [{ selector: '[tabHeading]' }]
        }], ctorParameters: () => [{ type: i0.TemplateRef }, { type: TabDirective }] });

class TabsModule {
    static forRoot() {
        return {
            ngModule: TabsModule,
            providers: []
        };
    }
    static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabsModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule }); }
    static { this.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "17.3.9", ngImport: i0, type: TabsModule, declarations: [NgTranscludeDirective,
            TabDirective,
            TabsetComponent,
            TabHeadingDirective], imports: [CommonModule], exports: [TabDirective,
            TabsetComponent,
            TabHeadingDirective,
            NgTranscludeDirective] }); }
    static { this.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabsModule, imports: [CommonModule] }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.9", ngImport: i0, type: TabsModule, decorators: [{
            type: NgModule,
            args: [{
                    imports: [CommonModule],
                    declarations: [
                        NgTranscludeDirective,
                        TabDirective,
                        TabsetComponent,
                        TabHeadingDirective
                    ],
                    exports: [
                        TabDirective,
                        TabsetComponent,
                        TabHeadingDirective,
                        NgTranscludeDirective
                    ]
                }]
        }] });

/**
 * Generated bundle index. Do not edit.
 */

export { NgTranscludeDirective, TabDirective, TabHeadingDirective, TabsModule, TabsetComponent, TabsetConfig };
//# sourceMappingURL=period-year-norway-ngx-bootstrap-tabs.mjs.map
