import { BACKSPACE, DOWN_ARROW, ENTER, SPACE, TAB, UP_ARROW } from '@angular/cdk/keycodes';
import { __decorate, __metadata } from 'tslib';
import { FocusMonitor } from '@angular/cdk/a11y';
import { Platform } from '@angular/cdk/platform';
import { Subject, combineLatest, merge, BehaviorSubject, ReplaySubject, fromEvent, EMPTY } from 'rxjs';
import { distinctUntilChanged, filter, map, share, skip, tap, takeUntil, flatMap, startWith } from 'rxjs/operators';
import { CdkConnectedOverlay, CdkOverlayOrigin, OverlayModule } from '@angular/cdk/overlay';
import { CommonModule } from '@angular/common';
import { NG_VALUE_ACCESSOR, FormsModule } from '@angular/forms';
import { InputBoolean, isNil, isNotNil, zoomMotion, NzNoAnimationDirective, slideMotion, toBoolean, NzAddOnModule, NzNoAnimationModule, NzOverlayModule } from 'ng-zorro-antd/core';
import { NzEmptyModule } from 'ng-zorro-antd/empty';
import { NzI18nModule } from 'ng-zorro-antd/i18n';
import { NzIconModule } from 'ng-zorro-antd/icon';
import { ChangeDetectionStrategy, Component, Input, TemplateRef, ViewChild, ViewEncapsulation, ContentChildren, Pipe, Injectable, ChangeDetectorRef, ElementRef, Renderer2, EventEmitter, NgZone, Output, ViewChildren, Host, Optional, forwardRef, Directive, NgModule } from '@angular/core';

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzOptionComponent {
    constructor() {
        this.changes = new Subject();
        this.nzDisabled = false;
        this.nzCustomContent = false;
    }
    /**
     * @return {?}
     */
    ngOnChanges() {
        this.changes.next();
    }
}
NzOptionComponent.decorators = [
    { type: Component, args: [{
                selector: 'nz-option',
                exportAs: 'nzOption',
                encapsulation: ViewEncapsulation.None,
                changeDetection: ChangeDetectionStrategy.OnPush,
                template: "<ng-template>\n  <ng-content></ng-content>\n</ng-template>"
            }] }
];
NzOptionComponent.propDecorators = {
    template: [{ type: ViewChild, args: [TemplateRef,] }],
    nzLabel: [{ type: Input }],
    nzValue: [{ type: Input }],
    nzDisabled: [{ type: Input }],
    nzCustomContent: [{ type: Input }]
};
__decorate([
    InputBoolean(),
    __metadata("design:type", Object)
], NzOptionComponent.prototype, "nzDisabled", void 0);
__decorate([
    InputBoolean(),
    __metadata("design:type", Object)
], NzOptionComponent.prototype, "nzCustomContent", void 0);

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzOptionGroupComponent {
    constructor() {
        this.isLabelString = false;
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzLabel(value) {
        this.label = value;
        this.isLabelString = !(this.nzLabel instanceof TemplateRef);
    }
    /**
     * @return {?}
     */
    get nzLabel() {
        return this.label;
    }
}
NzOptionGroupComponent.decorators = [
    { type: Component, args: [{
                selector: 'nz-option-group',
                exportAs: 'nzOptionGroup',
                encapsulation: ViewEncapsulation.None,
                changeDetection: ChangeDetectionStrategy.OnPush,
                template: "<ng-content></ng-content>"
            }] }
];
NzOptionGroupComponent.propDecorators = {
    listOfNzOptionComponent: [{ type: ContentChildren, args: [NzOptionComponent,] }],
    nzLabel: [{ type: Input }]
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzFilterOptionPipe {
    /**
     * @param {?} options
     * @param {?} searchValue
     * @param {?} filterOption
     * @param {?} serverSearch
     * @return {?}
     */
    transform(options, searchValue, filterOption, serverSearch) {
        if (serverSearch || !searchValue) {
            return options;
        }
        else {
            return ((/** @type {?} */ (options))).filter((/**
             * @param {?} o
             * @return {?}
             */
            o => filterOption(searchValue, o)));
        }
    }
}
NzFilterOptionPipe.decorators = [
    { type: Pipe, args: [{ name: 'nzFilterOption' },] }
];
class NzFilterGroupOptionPipe {
    /**
     * @param {?} groups
     * @param {?} searchValue
     * @param {?} filterOption
     * @param {?} serverSearch
     * @return {?}
     */
    transform(groups, searchValue, filterOption, serverSearch) {
        if (serverSearch || !searchValue) {
            return groups;
        }
        else {
            return ((/** @type {?} */ (groups))).filter((/**
             * @param {?} g
             * @return {?}
             */
            g => {
                return g.listOfNzOptionComponent.some((/**
                 * @param {?} o
                 * @return {?}
                 */
                o => filterOption(searchValue, o)));
            }));
        }
    }
}
NzFilterGroupOptionPipe.decorators = [
    { type: Pipe, args: [{ name: 'nzFilterGroupOption' },] }
];
/**
 * @param {?} searchValue
 * @param {?} option
 * @return {?}
 */
function defaultFilterOption(searchValue, option) {
    if (option && option.nzLabel) {
        return option.nzLabel.toLowerCase().indexOf(searchValue.toLowerCase()) > -1;
    }
    else {
        return false;
    }
}

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzSelectService {
    constructor() {
        // Input params
        this.autoClearSearchValue = true;
        this.serverSearch = false;
        this.filterOption = defaultFilterOption;
        this.mode = 'default';
        this.maxMultipleCount = Infinity;
        this.disabled = false;
        // tslint:disable-next-line:no-any
        this.compareWith = (/**
         * @param {?} o1
         * @param {?} o2
         * @return {?}
         */
        (o1, o2) => o1 === o2);
        // selectedValueChanged should emit ngModelChange or not
        // tslint:disable-next-line:no-any
        this.listOfSelectedValueWithEmit$ = new BehaviorSubject({
            value: [],
            emit: false
        });
        // ContentChildren Change
        this.mapOfTemplateOption$ = new BehaviorSubject({
            listOfNzOptionComponent: [],
            listOfNzOptionGroupComponent: []
        });
        // searchValue Change
        this.searchValueRaw$ = new BehaviorSubject('');
        this.listOfFilteredOption = [];
        this.openRaw$ = new Subject();
        this.checkRaw$ = new Subject();
        this.open = false;
        this.clearInput$ = new Subject();
        this.searchValue = '';
        this.isShowNotFound = false;
        // open
        this.open$ = this.openRaw$.pipe(distinctUntilChanged(), share(), tap((/**
         * @return {?}
         */
        () => this.clearInput())));
        this.activatedOption$ = new ReplaySubject(1);
        this.listOfSelectedValue$ = this.listOfSelectedValueWithEmit$.pipe(map((/**
         * @param {?} data
         * @return {?}
         */
        data => data.value)));
        this.modelChange$ = this.listOfSelectedValueWithEmit$.pipe(filter((/**
         * @param {?} item
         * @return {?}
         */
        item => item.emit)), map((/**
         * @param {?} data
         * @return {?}
         */
        data => {
            /** @type {?} */
            const selectedList = data.value;
            /** @type {?} */
            let modelValue = null;
            if (this.isSingleMode) {
                if (selectedList.length) {
                    modelValue = selectedList[0];
                }
            }
            else {
                modelValue = selectedList;
            }
            return modelValue;
        })));
        this.searchValue$ = this.searchValueRaw$.pipe(distinctUntilChanged(), skip(1), share(), tap((/**
         * @param {?} value
         * @return {?}
         */
        value => {
            this.searchValue = value;
            if (value) {
                this.updateActivatedOption(this.listOfFilteredOption[0]);
            }
            this.updateListOfFilteredOption();
        })));
        // tslint:disable-next-line:no-any
        this.listOfSelectedValue = [];
        // flat ViewChildren
        this.listOfTemplateOption = [];
        // tag option
        this.listOfTagOption = [];
        // tag option concat template option
        this.listOfTagAndTemplateOption = [];
        // ViewChildren
        this.listOfNzOptionComponent = [];
        this.listOfNzOptionGroupComponent = [];
        // display in top control
        this.listOfCachedSelectedOption = [];
        // selected value or ViewChildren change
        this.valueOrOption$ = combineLatest(this.listOfSelectedValue$, this.mapOfTemplateOption$).pipe(tap((/**
         * @param {?} data
         * @return {?}
         */
        data => {
            this.listOfSelectedValue = data[0];
            this.listOfNzOptionComponent = data[1].listOfNzOptionComponent;
            this.listOfNzOptionGroupComponent = data[1].listOfNzOptionGroupComponent;
            this.listOfTemplateOption = this.listOfNzOptionComponent.concat(this.listOfNzOptionGroupComponent.reduce((/**
             * @param {?} pre
             * @param {?} cur
             * @return {?}
             */
            (pre, cur) => [...pre, ...cur.listOfNzOptionComponent.toArray()]), (/** @type {?} */ ([]))));
            this.updateListOfTagOption();
            this.updateListOfFilteredOption();
            this.resetActivatedOptionIfNeeded();
            this.updateListOfCachedOption();
        })), share());
        this.check$ = merge(this.checkRaw$, this.valueOrOption$, this.searchValue$, this.activatedOption$, this.open$, this.modelChange$).pipe(share());
    }
    /**
     * @param {?} option
     * @return {?}
     */
    clickOption(option) {
        /** update listOfSelectedOption -> update listOfSelectedValue -> next listOfSelectedValue$ **/
        if (!option.nzDisabled) {
            this.updateActivatedOption(option);
            /** @type {?} */
            let listOfSelectedValue = [...this.listOfSelectedValue];
            if (this.isMultipleOrTags) {
                /** @type {?} */
                const targetValue = listOfSelectedValue.find((/**
                 * @param {?} o
                 * @return {?}
                 */
                o => this.compareWith(o, option.nzValue)));
                if (isNotNil(targetValue)) {
                    listOfSelectedValue.splice(listOfSelectedValue.indexOf(targetValue), 1);
                    this.updateListOfSelectedValue(listOfSelectedValue, true);
                }
                else if (listOfSelectedValue.length < this.maxMultipleCount) {
                    listOfSelectedValue.push(option.nzValue);
                    this.updateListOfSelectedValue(listOfSelectedValue, true);
                }
            }
            else if (!this.compareWith(listOfSelectedValue[0], option.nzValue)) {
                listOfSelectedValue = [option.nzValue];
                this.updateListOfSelectedValue(listOfSelectedValue, true);
            }
            if (this.isSingleMode) {
                this.setOpenState(false);
            }
            else if (this.autoClearSearchValue) {
                this.clearInput();
            }
        }
    }
    /**
     * @return {?}
     */
    updateListOfCachedOption() {
        if (this.isSingleMode) {
            /** @type {?} */
            const selectedOption = this.listOfTemplateOption.find((/**
             * @param {?} o
             * @return {?}
             */
            o => this.compareWith(o.nzValue, this.listOfSelectedValue[0])));
            if (!isNil(selectedOption)) {
                this.listOfCachedSelectedOption = [selectedOption];
            }
        }
        else {
            /** @type {?} */
            const listOfCachedSelectedOption = [];
            this.listOfSelectedValue.forEach((/**
             * @param {?} v
             * @return {?}
             */
            v => {
                /** @type {?} */
                const listOfMixedOption = [...this.listOfTagAndTemplateOption, ...this.listOfCachedSelectedOption];
                /** @type {?} */
                const option = listOfMixedOption.find((/**
                 * @param {?} o
                 * @return {?}
                 */
                o => this.compareWith(o.nzValue, v)));
                if (option) {
                    listOfCachedSelectedOption.push(option);
                }
            }));
            this.listOfCachedSelectedOption = listOfCachedSelectedOption;
        }
    }
    /**
     * @return {?}
     */
    updateListOfTagOption() {
        if (this.isTagsMode) {
            /** @type {?} */
            const listOfMissValue = this.listOfSelectedValue.filter((/**
             * @param {?} value
             * @return {?}
             */
            value => !this.listOfTemplateOption.find((/**
             * @param {?} o
             * @return {?}
             */
            o => this.compareWith(o.nzValue, value)))));
            this.listOfTagOption = listOfMissValue.map((/**
             * @param {?} value
             * @return {?}
             */
            value => {
                /** @type {?} */
                const nzOptionComponent = new NzOptionComponent();
                nzOptionComponent.nzValue = value;
                nzOptionComponent.nzLabel = value;
                return nzOptionComponent;
            }));
            this.listOfTagAndTemplateOption = [...this.listOfTemplateOption.concat(this.listOfTagOption)];
        }
        else {
            this.listOfTagAndTemplateOption = [...this.listOfTemplateOption];
        }
    }
    /**
     * @return {?}
     */
    updateAddTagOption() {
        /** @type {?} */
        const isMatch = this.listOfTagAndTemplateOption.find((/**
         * @param {?} item
         * @return {?}
         */
        item => item.nzLabel === this.searchValue));
        if (this.isTagsMode && this.searchValue && !isMatch) {
            /** @type {?} */
            const option = new NzOptionComponent();
            option.nzValue = this.searchValue;
            option.nzLabel = this.searchValue;
            this.addedTagOption = option;
            this.updateActivatedOption(option);
        }
        else {
            this.addedTagOption = null;
        }
    }
    /**
     * @return {?}
     */
    updateListOfFilteredOption() {
        this.updateAddTagOption();
        /** @type {?} */
        const listOfFilteredOption = new NzFilterOptionPipe().transform(this.listOfTagAndTemplateOption, this.searchValue, this.filterOption, this.serverSearch);
        this.listOfFilteredOption = this.addedTagOption
            ? [this.addedTagOption, ...listOfFilteredOption]
            : [...listOfFilteredOption];
        this.isShowNotFound = !this.isTagsMode && !this.listOfFilteredOption.length;
    }
    /**
     * @return {?}
     */
    clearInput() {
        this.clearInput$.next();
    }
    // tslint:disable-next-line:no-any
    /**
     * @param {?} value
     * @param {?} emit
     * @return {?}
     */
    updateListOfSelectedValue(value, emit) {
        this.listOfSelectedValueWithEmit$.next({ value, emit });
    }
    /**
     * @param {?} option
     * @return {?}
     */
    updateActivatedOption(option) {
        this.activatedOption$.next(option);
        this.activatedOption = option;
    }
    /**
     * @param {?} inputValue
     * @param {?} tokenSeparators
     * @return {?}
     */
    tokenSeparate(inputValue, tokenSeparators) {
        // auto tokenSeparators
        if (inputValue &&
            inputValue.length &&
            tokenSeparators.length &&
            this.isMultipleOrTags &&
            this.includesSeparators(inputValue, tokenSeparators)) {
            /** @type {?} */
            const listOfLabel = this.splitBySeparators(inputValue, tokenSeparators);
            this.updateSelectedValueByLabelList(listOfLabel);
            this.clearInput();
        }
    }
    /**
     * @param {?} str
     * @param {?} separators
     * @return {?}
     */
    includesSeparators(str, separators) {
        // tslint:disable-next-line:prefer-for-of
        for (let i = 0; i < separators.length; ++i) {
            if (str.lastIndexOf(separators[i]) > 0) {
                return true;
            }
        }
        return false;
    }
    /**
     * @param {?} str
     * @param {?} separators
     * @return {?}
     */
    splitBySeparators(str, separators) {
        /** @type {?} */
        const reg = new RegExp(`[${separators.join()}]`);
        /** @type {?} */
        const array = ((/** @type {?} */ (str))).split(reg).filter((/**
         * @param {?} token
         * @return {?}
         */
        token => token));
        return Array.from(new Set(array));
    }
    /**
     * @return {?}
     */
    resetActivatedOptionIfNeeded() {
        /** @type {?} */
        const resetActivatedOption = (/**
         * @return {?}
         */
        () => {
            /** @type {?} */
            const activatedOption = this.listOfFilteredOption.find((/**
             * @param {?} item
             * @return {?}
             */
            item => this.compareWith(item.nzValue, this.listOfSelectedValue[0])));
            this.updateActivatedOption(activatedOption || null);
        });
        if (this.activatedOption) {
            if (!this.listOfFilteredOption.find((/**
             * @param {?} item
             * @return {?}
             */
            item => this.compareWith(item.nzValue, (/** @type {?} */ (this.activatedOption)).nzValue))) ||
                !this.listOfSelectedValue.find((/**
                 * @param {?} item
                 * @return {?}
                 */
                item => this.compareWith(item, (/** @type {?} */ (this.activatedOption)).nzValue)))) {
                resetActivatedOption();
            }
        }
        else {
            resetActivatedOption();
        }
    }
    /**
     * @param {?} listOfNzOptionComponent
     * @param {?} listOfNzOptionGroupComponent
     * @return {?}
     */
    updateTemplateOption(listOfNzOptionComponent, listOfNzOptionGroupComponent) {
        this.mapOfTemplateOption$.next({ listOfNzOptionComponent, listOfNzOptionGroupComponent });
    }
    /**
     * @param {?} value
     * @return {?}
     */
    updateSearchValue(value) {
        this.searchValueRaw$.next(value);
    }
    /**
     * @param {?} listOfLabel
     * @return {?}
     */
    updateSelectedValueByLabelList(listOfLabel) {
        /** @type {?} */
        const listOfSelectedValue = [...this.listOfSelectedValue];
        /** @type {?} */
        const listOfMatchOptionValue = this.listOfTagAndTemplateOption
            .filter((/**
         * @param {?} item
         * @return {?}
         */
        item => listOfLabel.indexOf(item.nzLabel) !== -1))
            .map((/**
         * @param {?} item
         * @return {?}
         */
        item => item.nzValue))
            .filter((/**
         * @param {?} item
         * @return {?}
         */
        item => !isNotNil(this.listOfSelectedValue.find((/**
         * @param {?} v
         * @return {?}
         */
        v => this.compareWith(v, item))))));
        if (this.isMultipleMode) {
            this.updateListOfSelectedValue([...listOfSelectedValue, ...listOfMatchOptionValue], true);
        }
        else {
            /** @type {?} */
            const listOfUnMatchOptionValue = listOfLabel.filter((/**
             * @param {?} label
             * @return {?}
             */
            label => this.listOfTagAndTemplateOption.map((/**
             * @param {?} item
             * @return {?}
             */
            item => item.nzLabel)).indexOf(label) === -1));
            this.updateListOfSelectedValue([...listOfSelectedValue, ...listOfMatchOptionValue, ...listOfUnMatchOptionValue], true);
        }
    }
    /**
     * @param {?} e
     * @return {?}
     */
    onKeyDown(e) {
        /** @type {?} */
        const keyCode = e.keyCode;
        /** @type {?} */
        const eventTarget = (/** @type {?} */ (e.target));
        /** @type {?} */
        const listOfFilteredOptionWithoutDisabled = this.listOfFilteredOption.filter((/**
         * @param {?} item
         * @return {?}
         */
        item => !item.nzDisabled));
        /** @type {?} */
        const activatedIndex = listOfFilteredOptionWithoutDisabled.findIndex((/**
         * @param {?} item
         * @return {?}
         */
        item => item === this.activatedOption));
        switch (keyCode) {
            case UP_ARROW:
                e.preventDefault();
                /** @type {?} */
                const preIndex = activatedIndex > 0 ? activatedIndex - 1 : listOfFilteredOptionWithoutDisabled.length - 1;
                this.updateActivatedOption(listOfFilteredOptionWithoutDisabled[preIndex]);
                break;
            case DOWN_ARROW:
                e.preventDefault();
                /** @type {?} */
                const nextIndex = activatedIndex < listOfFilteredOptionWithoutDisabled.length - 1 ? activatedIndex + 1 : 0;
                this.updateActivatedOption(listOfFilteredOptionWithoutDisabled[nextIndex]);
                if (!this.disabled && !this.open) {
                    this.setOpenState(true);
                }
                break;
            case ENTER:
                e.preventDefault();
                if (this.open) {
                    if (this.activatedOption && !this.activatedOption.nzDisabled) {
                        this.clickOption(this.activatedOption);
                    }
                }
                else {
                    this.setOpenState(true);
                }
                break;
            case BACKSPACE:
                if (this.isMultipleOrTags && !eventTarget.value && this.listOfCachedSelectedOption.length) {
                    e.preventDefault();
                    this.removeValueFormSelected(this.listOfCachedSelectedOption[this.listOfCachedSelectedOption.length - 1]);
                }
                break;
            case SPACE:
                if (!this.disabled && !this.open) {
                    this.setOpenState(true);
                    e.preventDefault();
                }
                break;
            case TAB:
                this.setOpenState(false);
                break;
        }
    }
    // tslint:disable-next-line:no-any
    /**
     * @param {?} option
     * @return {?}
     */
    removeValueFormSelected(option) {
        if (this.disabled || option.nzDisabled) {
            return;
        }
        /** @type {?} */
        const listOfSelectedValue = this.listOfSelectedValue.filter((/**
         * @param {?} item
         * @return {?}
         */
        item => !this.compareWith(item, option.nzValue)));
        this.updateListOfSelectedValue(listOfSelectedValue, true);
        this.clearInput();
    }
    /**
     * @param {?} value
     * @return {?}
     */
    setOpenState(value) {
        this.openRaw$.next(value);
        this.open = value;
    }
    /**
     * @return {?}
     */
    check() {
        this.checkRaw$.next();
    }
    /**
     * @return {?}
     */
    get isSingleMode() {
        return this.mode === 'default';
    }
    /**
     * @return {?}
     */
    get isTagsMode() {
        return this.mode === 'tags';
    }
    /**
     * @return {?}
     */
    get isMultipleMode() {
        return this.mode === 'multiple';
    }
    /**
     * @return {?}
     */
    get isMultipleOrTags() {
        return this.mode === 'tags' || this.mode === 'multiple';
    }
}
NzSelectService.decorators = [
    { type: Injectable }
];

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzOptionLiComponent {
    /**
     * @param {?} elementRef
     * @param {?} nzSelectService
     * @param {?} cdr
     * @param {?} renderer
     */
    constructor(elementRef, nzSelectService, cdr, renderer) {
        this.elementRef = elementRef;
        this.nzSelectService = nzSelectService;
        this.cdr = cdr;
        this.el = this.elementRef.nativeElement;
        this.selected = false;
        this.active = false;
        this.destroy$ = new Subject();
        renderer.addClass(elementRef.nativeElement, 'ant-select-dropdown-menu-item');
    }
    /**
     * @return {?}
     */
    clickOption() {
        this.nzSelectService.clickOption(this.nzOption);
    }
    /**
     * @return {?}
     */
    ngOnInit() {
        this.nzSelectService.listOfSelectedValue$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @param {?} list
         * @return {?}
         */
        list => {
            this.selected = isNotNil(list.find((/**
             * @param {?} v
             * @return {?}
             */
            v => this.nzSelectService.compareWith(v, this.nzOption.nzValue))));
            this.cdr.markForCheck();
        }));
        this.nzSelectService.activatedOption$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @param {?} option
         * @return {?}
         */
        option => {
            if (option) {
                this.active = this.nzSelectService.compareWith(option.nzValue, this.nzOption.nzValue);
            }
            else {
                this.active = false;
            }
            this.cdr.markForCheck();
        }));
    }
    /**
     * @return {?}
     */
    ngOnDestroy() {
        this.destroy$.next();
        this.destroy$.complete();
    }
}
NzOptionLiComponent.decorators = [
    { type: Component, args: [{
                selector: '[nz-option-li]',
                exportAs: 'nzOptionLi',
                template: "<ng-container *ngIf=\"!nzOption.nzCustomContent; else nzOption.template\">\n  {{nzOption.nzLabel}}\n</ng-container>\n<ng-container *ngIf=\"nzSelectService.isMultipleOrTags\">\n  <i nz-icon type=\"check\" class=\"ant-select-selected-icon\" *ngIf=\"!nzMenuItemSelectedIcon; else nzMenuItemSelectedIcon\"></i>\n</ng-container>\n",
                changeDetection: ChangeDetectionStrategy.OnPush,
                encapsulation: ViewEncapsulation.None,
                host: {
                    '[class.ant-select-dropdown-menu-item-selected]': 'selected && !nzOption.nzDisabled',
                    '[class.ant-select-dropdown-menu-item-disabled]': 'nzOption.nzDisabled',
                    '[class.ant-select-dropdown-menu-item-active]': 'active && !nzOption.nzDisabled',
                    '[attr.unselectable]': '"unselectable"',
                    '[style.user-select]': '"none"',
                    '(click)': 'clickOption()',
                    '(mousedown)': '$event.preventDefault()'
                }
            }] }
];
/** @nocollapse */
NzOptionLiComponent.ctorParameters = () => [
    { type: ElementRef },
    { type: NzSelectService },
    { type: ChangeDetectorRef },
    { type: Renderer2 }
];
NzOptionLiComponent.propDecorators = {
    nzOption: [{ type: Input }],
    nzMenuItemSelectedIcon: [{ type: Input }]
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzOptionContainerComponent {
    /**
     * @param {?} nzSelectService
     * @param {?} cdr
     * @param {?} ngZone
     */
    constructor(nzSelectService, cdr, ngZone) {
        this.nzSelectService = nzSelectService;
        this.cdr = cdr;
        this.ngZone = ngZone;
        this.destroy$ = new Subject();
        this.lastScrollTop = 0;
        this.nzScrollToBottom = new EventEmitter();
    }
    /**
     * @param {?} option
     * @return {?}
     */
    scrollIntoViewIfNeeded(option) {
        // delay after open
        setTimeout((/**
         * @return {?}
         */
        () => {
            if (this.listOfNzOptionLiComponent && this.listOfNzOptionLiComponent.length && option) {
                /** @type {?} */
                const targetOption = this.listOfNzOptionLiComponent.find((/**
                 * @param {?} o
                 * @return {?}
                 */
                o => this.nzSelectService.compareWith(o.nzOption.nzValue, option.nzValue)));
                /* tslint:disable:no-any */
                if (targetOption && targetOption.el && ((/** @type {?} */ (targetOption.el))).scrollIntoViewIfNeeded) {
                    ((/** @type {?} */ (targetOption.el))).scrollIntoViewIfNeeded(false);
                }
                /* tslint:enable:no-any */
            }
        }));
    }
    /**
     * @param {?} _index
     * @param {?} option
     * @return {?}
     */
    trackLabel(_index, option) {
        return option.nzLabel;
    }
    // tslint:disable-next-line:no-any
    /**
     * @param {?} _index
     * @param {?} option
     * @return {?}
     */
    trackValue(_index, option) {
        return option.nzValue;
    }
    /**
     * @return {?}
     */
    ngOnInit() {
        this.nzSelectService.activatedOption$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @param {?} option
         * @return {?}
         */
        option => {
            this.scrollIntoViewIfNeeded((/** @type {?} */ (option)));
        }));
        this.nzSelectService.check$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @return {?}
         */
        () => {
            this.cdr.markForCheck();
        }));
        this.ngZone.runOutsideAngular((/**
         * @return {?}
         */
        () => {
            /** @type {?} */
            const ul = this.dropdownUl.nativeElement;
            fromEvent(ul, 'scroll')
                .pipe(takeUntil(this.destroy$))
                .subscribe((/**
             * @param {?} e
             * @return {?}
             */
            e => {
                e.preventDefault();
                e.stopPropagation();
                if (ul && ul.scrollTop > this.lastScrollTop && ul.scrollHeight < ul.clientHeight + ul.scrollTop + 10) {
                    this.lastScrollTop = ul.scrollTop;
                    this.ngZone.run((/**
                     * @return {?}
                     */
                    () => {
                        this.nzScrollToBottom.emit();
                    }));
                }
            }));
        }));
    }
    /**
     * @return {?}
     */
    ngOnDestroy() {
        this.destroy$.next();
        this.destroy$.complete();
    }
}
NzOptionContainerComponent.decorators = [
    { type: Component, args: [{
                selector: '[nz-option-container]',
                exportAs: 'nzOptionContainer',
                changeDetection: ChangeDetectionStrategy.OnPush,
                encapsulation: ViewEncapsulation.None,
                preserveWhitespaces: false,
                template: "<ul #dropdownUl\n  class=\"ant-select-dropdown-menu ant-select-dropdown-menu-root ant-select-dropdown-menu-vertical\"\n  role=\"menu\"\n  tabindex=\"0\">\n  <li *ngIf=\"nzSelectService.isShowNotFound\"\n    nz-select-unselectable\n    class=\"ant-select-dropdown-menu-item ant-select-dropdown-menu-item-disabled\">\n    <nz-embed-empty [nzComponentName]=\"'select'\" [specificContent]=\"nzNotFoundContent\"></nz-embed-empty>\n  </li>\n  <li nz-option-li\n    *ngIf=\"nzSelectService.addedTagOption\"\n    [nzMenuItemSelectedIcon]=\"nzMenuItemSelectedIcon\"\n    [nzOption]=\"nzSelectService.addedTagOption\">\n  </li>\n  <li nz-option-li\n    *ngFor=\"let option of nzSelectService.listOfNzOptionComponent | nzFilterOption : nzSelectService.searchValue : nzSelectService.filterOption : nzSelectService.serverSearch; trackBy: trackValue\"\n    [nzMenuItemSelectedIcon]=\"nzMenuItemSelectedIcon\"\n    [nzOption]=\"option\">\n  </li>\n  <li class=\"ant-select-dropdown-menu-item-group\"\n    *ngFor=\"let group of nzSelectService.listOfNzOptionGroupComponent | nzFilterGroupOption : nzSelectService.searchValue : nzSelectService.filterOption :nzSelectService.serverSearch; trackBy: trackLabel\">\n    <div class=\"ant-select-dropdown-menu-item-group-title\"\n      [attr.title]=\"group.isLabelString ? group.nzLabel : ''\">\n      <ng-container *nzStringTemplateOutlet=\"group.nzLabel\"> {{group.nzLabel}} </ng-container>\n    </div>\n    <ul class=\"ant-select-dropdown-menu-item-group-list\">\n      <li nz-option-li\n        *ngFor=\"let option of group.listOfNzOptionComponent | nzFilterOption : nzSelectService.searchValue : nzSelectService.filterOption :nzSelectService.serverSearch; trackBy: trackValue\"\n        [nzMenuItemSelectedIcon]=\"nzMenuItemSelectedIcon\"\n        [nzOption]=\"option\">\n      </li>\n    </ul>\n  </li>\n  <li nz-option-li\n    *ngFor=\"let option of nzSelectService.listOfTagOption | nzFilterOption : nzSelectService.searchValue : nzSelectService.filterOption : nzSelectService.serverSearch; trackBy: trackValue \"\n    [nzMenuItemSelectedIcon]=\"nzMenuItemSelectedIcon\"\n    [nzOption]=\"option\">\n  </li>\n</ul>\n"
            }] }
];
/** @nocollapse */
NzOptionContainerComponent.ctorParameters = () => [
    { type: NzSelectService },
    { type: ChangeDetectorRef },
    { type: NgZone }
];
NzOptionContainerComponent.propDecorators = {
    listOfNzOptionLiComponent: [{ type: ViewChildren, args: [NzOptionLiComponent,] }],
    dropdownUl: [{ type: ViewChild, args: ['dropdownUl',] }],
    nzNotFoundContent: [{ type: Input }],
    nzMenuItemSelectedIcon: [{ type: Input }],
    nzScrollToBottom: [{ type: Output }]
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzSelectTopControlComponent {
    /**
     * @param {?} renderer
     * @param {?} nzSelectService
     * @param {?} cdr
     * @param {?=} noAnimation
     */
    constructor(renderer, nzSelectService, cdr, noAnimation) {
        this.renderer = renderer;
        this.nzSelectService = nzSelectService;
        this.cdr = cdr;
        this.noAnimation = noAnimation;
        this.isComposing = false;
        this.destroy$ = new Subject();
        this.nzShowSearch = false;
        this.nzOpen = false;
        this.nzAllowClear = false;
        this.nzShowArrow = true;
        this.nzLoading = false;
        this.nzTokenSeparators = [];
    }
    /**
     * @param {?} e
     * @return {?}
     */
    onClearSelection(e) {
        e.stopPropagation();
        this.nzSelectService.updateListOfSelectedValue([], true);
    }
    /**
     * @param {?} value
     * @return {?}
     */
    setInputValue(value) {
        if (this.inputElement) {
            this.inputElement.nativeElement.value = value;
        }
        this.inputValue = value;
        this.updateWidth();
        this.nzSelectService.updateSearchValue(value);
        this.nzSelectService.tokenSeparate(this.inputValue, this.nzTokenSeparators);
    }
    /**
     * @return {?}
     */
    get placeHolderDisplay() {
        return this.inputValue || this.isComposing || this.nzSelectService.listOfSelectedValue.length ? 'none' : 'block';
    }
    /**
     * @return {?}
     */
    get selectedValueStyle() {
        /** @type {?} */
        let showSelectedValue = false;
        /** @type {?} */
        let opacity = 1;
        if (!this.nzShowSearch) {
            showSelectedValue = true;
        }
        else {
            if (this.nzOpen) {
                showSelectedValue = !(this.inputValue || this.isComposing);
                if (showSelectedValue) {
                    opacity = 0.4;
                }
            }
            else {
                showSelectedValue = true;
            }
        }
        return {
            display: showSelectedValue ? 'block' : 'none',
            opacity: `${opacity}`
        };
    }
    // tslint:disable-next-line:no-any
    /**
     * @param {?} _index
     * @param {?} option
     * @return {?}
     */
    trackValue(_index, option) {
        return option.nzValue;
    }
    /**
     * @return {?}
     */
    updateWidth() {
        if (this.nzSelectService.isMultipleOrTags && this.inputElement) {
            if (this.inputValue || this.isComposing) {
                this.renderer.setStyle(this.inputElement.nativeElement, 'width', `${this.inputElement.nativeElement.scrollWidth}px`);
            }
            else {
                this.renderer.removeStyle(this.inputElement.nativeElement, 'width');
            }
        }
    }
    /**
     * @param {?} option
     * @param {?} e
     * @return {?}
     */
    removeSelectedValue(option, e) {
        this.nzSelectService.removeValueFormSelected(option);
        e.stopPropagation();
    }
    /**
     * @return {?}
     */
    ngOnInit() {
        this.nzSelectService.open$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @param {?} open
         * @return {?}
         */
        open => {
            if (this.inputElement && open) {
                setTimeout((/**
                 * @return {?}
                 */
                () => this.inputElement.nativeElement.focus()));
            }
        }));
        this.nzSelectService.clearInput$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @return {?}
         */
        () => {
            this.setInputValue('');
        }));
        this.nzSelectService.check$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @return {?}
         */
        () => {
            this.cdr.markForCheck();
        }));
    }
    /**
     * @return {?}
     */
    ngOnDestroy() {
        this.destroy$.next();
        this.destroy$.complete();
    }
}
NzSelectTopControlComponent.decorators = [
    { type: Component, args: [{
                selector: '[nz-select-top-control]',
                exportAs: 'nzSelectTopControl',
                preserveWhitespaces: false,
                animations: [zoomMotion],
                changeDetection: ChangeDetectionStrategy.OnPush,
                encapsulation: ViewEncapsulation.None,
                template: "<ng-template #inputTemplate>\n  <input #inputElement\n    autocomplete=\"something-new\"\n    class=\"ant-select-search__field\"\n    (compositionstart)=\"isComposing = true\"\n    (compositionend)=\"isComposing = false\"\n    (input)=\"updateWidth()\"\n    [ngModel]=\"inputValue\"\n    (ngModelChange)=\"setInputValue($event)\"\n    [disabled]=\"nzSelectService.disabled\">\n</ng-template>\n<div class=\"ant-select-selection__rendered\">\n  <div *ngIf=\"nzPlaceHolder\"\n    nz-select-unselectable\n    [style.display]=\"placeHolderDisplay\"\n    class=\"ant-select-selection__placeholder\">{{ nzPlaceHolder }}</div>\n  <!--single mode-->\n  <ng-container *ngIf=\"nzSelectService.isSingleMode\">\n    <!--selected label-->\n    <div *ngIf=\"nzSelectService.listOfCachedSelectedOption.length && nzSelectService.listOfSelectedValue.length\"\n      class=\"ant-select-selection-selected-value\"\n      [attr.title]=\"nzSelectService.listOfCachedSelectedOption[0]?.nzLabel\"\n      [ngStyle]=\"selectedValueStyle\">\n      {{ nzSelectService.listOfCachedSelectedOption[0]?.nzLabel }}\n    </div>\n    <!--show search-->\n    <div *ngIf=\"nzShowSearch\"\n      class=\"ant-select-search ant-select-search--inline\" [style.display]=\"nzOpen ? 'block' : 'none'\">\n      <div class=\"ant-select-search__field__wrap\">\n        <ng-template [ngTemplateOutlet]=\"inputTemplate\"></ng-template>\n        <span class=\"ant-select-search__field__mirror\">{{inputValue}}&nbsp;</span>\n      </div>\n    </div>\n  </ng-container>\n  <!--multiple or tags mode-->\n  <ul *ngIf=\"nzSelectService.isMultipleOrTags\">\n    <ng-container *ngFor=\"let option of nzSelectService.listOfCachedSelectedOption | slice: 0 : nzMaxTagCount;trackBy:trackValue;\">\n      <li [@zoomMotion]\n        [nzNoAnimation]=\"noAnimation?.nzNoAnimation\"\n        [attr.title]=\"option.nzLabel\"\n        [class.ant-select-selection__choice__disabled]=\"option.nzDisabled\"\n        class=\"ant-select-selection__choice\">\n        <div class=\"ant-select-selection__choice__content\">{{ option.nzLabel }}</div>\n        <span *ngIf=\"!option.nzDisabled\"\n          class=\"ant-select-selection__choice__remove\"\n          (mousedown)=\"$event.preventDefault()\"\n          (click)=\"removeSelectedValue(option, $event)\">\n          <i nz-icon type=\"close\" class=\"ant-select-remove-icon\" *ngIf=\"!nzRemoveIcon; else nzRemoveIcon\"></i>\n        </span>\n      </li>\n    </ng-container>\n    <li *ngIf=\"nzSelectService.listOfCachedSelectedOption.length > nzMaxTagCount\"\n      [@zoomMotion]\n      [nzNoAnimation]=\"noAnimation?.nzNoAnimation\"\n      class=\"ant-select-selection__choice\">\n      <div class=\"ant-select-selection__choice__content\">\n        <ng-container *ngIf=\"nzMaxTagPlaceholder\">\n          <ng-template\n            [ngTemplateOutlet]=\"nzMaxTagPlaceholder\"\n            [ngTemplateOutletContext]=\"{ $implicit: nzSelectService.listOfSelectedValue | slice: nzMaxTagCount}\">\n          </ng-template>\n        </ng-container>\n        <ng-container *ngIf=\"!nzMaxTagPlaceholder\">\n          + {{ nzSelectService.listOfCachedSelectedOption.length - nzMaxTagCount }} ...\n        </ng-container>\n      </div>\n    </li>\n    <li class=\"ant-select-search ant-select-search--inline\">\n      <ng-template [ngTemplateOutlet]=\"inputTemplate\"></ng-template>\n    </li>\n  </ul>\n</div>\n<span *ngIf=\"nzAllowClear && nzSelectService.listOfSelectedValue.length\"\n  class=\"ant-select-selection__clear\"\n  nz-select-unselectable\n  (mousedown)=\"$event.preventDefault()\"\n  (click)=\"onClearSelection($event)\">\n    <i nz-icon type=\"close-circle\" theme=\"fill\" *ngIf=\"!nzClearIcon; else nzClearIcon\" class=\"ant-select-close-icon\"></i>\n  </span>\n<span class=\"ant-select-arrow\" nz-select-unselectable *ngIf=\"nzShowArrow\">\n  <i nz-icon type=\"loading\" *ngIf=\"nzLoading; else defaultArrow\"></i>\n  <ng-template #defaultArrow>\n    <i nz-icon type=\"down\" class=\"ant-select-arrow-icon\" *ngIf=\"!nzSuffixIcon; else nzSuffixIcon\"></i>\n  </ng-template>\n</span>"
            }] }
];
/** @nocollapse */
NzSelectTopControlComponent.ctorParameters = () => [
    { type: Renderer2 },
    { type: NzSelectService },
    { type: ChangeDetectorRef },
    { type: NzNoAnimationDirective, decorators: [{ type: Host }, { type: Optional }] }
];
NzSelectTopControlComponent.propDecorators = {
    inputElement: [{ type: ViewChild, args: ['inputElement',] }],
    nzShowSearch: [{ type: Input }],
    nzPlaceHolder: [{ type: Input }],
    nzOpen: [{ type: Input }],
    nzMaxTagCount: [{ type: Input }],
    nzAllowClear: [{ type: Input }],
    nzShowArrow: [{ type: Input }],
    nzLoading: [{ type: Input }],
    nzSuffixIcon: [{ type: Input }],
    nzClearIcon: [{ type: Input }],
    nzRemoveIcon: [{ type: Input }],
    nzMaxTagPlaceholder: [{ type: Input }],
    nzTokenSeparators: [{ type: Input }]
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzSelectComponent {
    /**
     * @param {?} renderer
     * @param {?} nzSelectService
     * @param {?} cdr
     * @param {?} focusMonitor
     * @param {?} platform
     * @param {?} elementRef
     * @param {?=} noAnimation
     */
    constructor(renderer, nzSelectService, cdr, focusMonitor, platform, elementRef, noAnimation) {
        this.renderer = renderer;
        this.nzSelectService = nzSelectService;
        this.cdr = cdr;
        this.focusMonitor = focusMonitor;
        this.platform = platform;
        this.noAnimation = noAnimation;
        this.open = false;
        this.onChange = (/**
         * @return {?}
         */
        () => null);
        this.onTouched = (/**
         * @return {?}
         */
        () => null);
        this.dropDownPosition = 'bottom';
        this._disabled = false;
        this._autoFocus = false;
        this.isInit = false;
        this.destroy$ = new Subject();
        this.nzOnSearch = new EventEmitter();
        this.nzScrollToBottom = new EventEmitter();
        this.nzOpenChange = new EventEmitter();
        this.nzBlur = new EventEmitter();
        this.nzFocus = new EventEmitter();
        this.nzSize = 'default';
        this.nzDropdownMatchSelectWidth = true;
        this.nzAllowClear = false;
        this.nzShowSearch = false;
        this.nzLoading = false;
        this.nzShowArrow = true;
        this.nzTokenSeparators = [];
        renderer.addClass(elementRef.nativeElement, 'ant-select');
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzAutoClearSearchValue(value) {
        this.nzSelectService.autoClearSearchValue = toBoolean(value);
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzMaxMultipleCount(value) {
        this.nzSelectService.maxMultipleCount = value;
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzServerSearch(value) {
        this.nzSelectService.serverSearch = toBoolean(value);
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzMode(value) {
        this.nzSelectService.mode = value;
        this.nzSelectService.check();
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzFilterOption(value) {
        this.nzSelectService.filterOption = value;
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set compareWith(value) {
        this.nzSelectService.compareWith = value;
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzAutoFocus(value) {
        this._autoFocus = toBoolean(value);
        this.updateAutoFocus();
    }
    /**
     * @return {?}
     */
    get nzAutoFocus() {
        return this._autoFocus;
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzOpen(value) {
        this.open = value;
        this.nzSelectService.setOpenState(value);
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set nzDisabled(value) {
        this._disabled = toBoolean(value);
        this.nzSelectService.disabled = this._disabled;
        this.nzSelectService.check();
        if (this.nzDisabled && this.isInit) {
            this.closeDropDown();
        }
    }
    /**
     * @return {?}
     */
    get nzDisabled() {
        return this._disabled;
    }
    /**
     * @return {?}
     */
    updateAutoFocus() {
        if (this.nzSelectTopControlComponent.inputElement) {
            if (this.nzAutoFocus) {
                this.renderer.setAttribute(this.nzSelectTopControlComponent.inputElement.nativeElement, 'autofocus', 'autofocus');
            }
            else {
                this.renderer.removeAttribute(this.nzSelectTopControlComponent.inputElement.nativeElement, 'autofocus');
            }
        }
    }
    /**
     * @return {?}
     */
    focus() {
        if (this.nzSelectTopControlComponent.inputElement) {
            this.focusMonitor.focusVia(this.nzSelectTopControlComponent.inputElement, 'keyboard');
            this.nzFocus.emit();
        }
    }
    /**
     * @return {?}
     */
    blur() {
        if (this.nzSelectTopControlComponent.inputElement) {
            this.nzSelectTopControlComponent.inputElement.nativeElement.blur();
            this.nzBlur.emit();
        }
    }
    /**
     * @param {?} event
     * @return {?}
     */
    onKeyDown(event) {
        this.nzSelectService.onKeyDown(event);
    }
    /**
     * @return {?}
     */
    toggleDropDown() {
        if (!this.nzDisabled) {
            this.nzSelectService.setOpenState(!this.open);
        }
    }
    /**
     * @return {?}
     */
    closeDropDown() {
        this.nzSelectService.setOpenState(false);
    }
    /**
     * @param {?} position
     * @return {?}
     */
    onPositionChange(position) {
        this.dropDownPosition = position.connectionPair.originY;
    }
    /**
     * @return {?}
     */
    updateCdkConnectedOverlayStatus() {
        if (this.platform.isBrowser) {
            this.triggerWidth = this.cdkOverlayOrigin.elementRef.nativeElement.getBoundingClientRect().width;
        }
    }
    /**
     * @return {?}
     */
    updateCdkConnectedOverlayPositions() {
        setTimeout((/**
         * @return {?}
         */
        () => {
            if (this.cdkConnectedOverlay && this.cdkConnectedOverlay.overlayRef) {
                this.cdkConnectedOverlay.overlayRef.updatePosition();
            }
        }));
    }
    /**
     * update ngModel -> update listOfSelectedValue *
     * @param {?} value
     * @return {?}
     */
    // tslint:disable-next-line:no-any
    writeValue(value) {
        this.value = value;
        /** @type {?} */
        let listValue = [];
        if (isNotNil(value)) {
            if (Array.isArray(value)) {
                listValue = value;
            }
            else {
                listValue = [value];
            }
        }
        this.nzSelectService.updateListOfSelectedValue(listValue, false);
        this.cdr.markForCheck();
    }
    /**
     * @param {?} fn
     * @return {?}
     */
    registerOnChange(fn) {
        this.onChange = fn;
    }
    /**
     * @param {?} fn
     * @return {?}
     */
    registerOnTouched(fn) {
        this.onTouched = fn;
    }
    /**
     * @param {?} isDisabled
     * @return {?}
     */
    setDisabledState(isDisabled) {
        this.nzDisabled = isDisabled;
        this.cdr.markForCheck();
    }
    /**
     * @return {?}
     */
    ngOnInit() {
        this.nzSelectService.searchValue$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @param {?} data
         * @return {?}
         */
        data => {
            this.nzOnSearch.emit(data);
            this.updateCdkConnectedOverlayPositions();
        }));
        this.nzSelectService.modelChange$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @param {?} modelValue
         * @return {?}
         */
        modelValue => {
            if (this.value !== modelValue) {
                this.value = modelValue;
                this.onChange(this.value);
                this.updateCdkConnectedOverlayPositions();
            }
        }));
        this.nzSelectService.open$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @param {?} value
         * @return {?}
         */
        value => {
            if (this.open !== value) {
                this.nzOpenChange.emit(value);
            }
            if (value) {
                this.focus();
                this.updateCdkConnectedOverlayStatus();
            }
            else {
                this.blur();
                this.onTouched();
            }
            this.open = value;
        }));
        this.nzSelectService.check$.pipe(takeUntil(this.destroy$)).subscribe((/**
         * @return {?}
         */
        () => {
            this.cdr.markForCheck();
        }));
    }
    /**
     * @return {?}
     */
    ngAfterViewInit() {
        this.updateCdkConnectedOverlayStatus();
        this.isInit = true;
    }
    /**
     * @return {?}
     */
    ngAfterContentInit() {
        this.listOfNzOptionGroupComponent.changes
            .pipe(startWith(true), flatMap((/**
         * @return {?}
         */
        () => merge(this.listOfNzOptionGroupComponent.changes, this.listOfNzOptionComponent.changes, ...this.listOfNzOptionComponent.map((/**
         * @param {?} option
         * @return {?}
         */
        option => option.changes)), ...this.listOfNzOptionGroupComponent.map((/**
         * @param {?} group
         * @return {?}
         */
        group => group.listOfNzOptionComponent ? group.listOfNzOptionComponent.changes : EMPTY))).pipe(startWith(true)))))
            .subscribe((/**
         * @return {?}
         */
        () => {
            this.nzSelectService.updateTemplateOption(this.listOfNzOptionComponent.toArray(), this.listOfNzOptionGroupComponent.toArray());
        }));
    }
    /**
     * @return {?}
     */
    ngOnDestroy() {
        this.destroy$.next();
        this.destroy$.complete();
    }
}
NzSelectComponent.decorators = [
    { type: Component, args: [{
                selector: 'nz-select',
                exportAs: 'nzSelect',
                preserveWhitespaces: false,
                providers: [
                    NzSelectService,
                    {
                        provide: NG_VALUE_ACCESSOR,
                        useExisting: forwardRef((/**
                         * @return {?}
                         */
                        () => NzSelectComponent)),
                        multi: true
                    }
                ],
                changeDetection: ChangeDetectionStrategy.OnPush,
                encapsulation: ViewEncapsulation.None,
                animations: [slideMotion],
                template: "<div cdkOverlayOrigin\n  nz-select-top-control\n  tabindex=\"0\"\n  class=\"ant-select-selection\"\n  [nzOpen]=\"open\"\n  [nzNoAnimation]=\"noAnimation?.nzNoAnimation\"\n  [nzMaxTagPlaceholder]=\"nzMaxTagPlaceholder\"\n  [nzPlaceHolder]=\"nzPlaceHolder\"\n  [nzAllowClear]=\"nzAllowClear\"\n  [nzMaxTagCount]=\"nzMaxTagCount\"\n  [nzShowArrow]=\"nzShowArrow\"\n  [nzLoading]=\"nzLoading\"\n  [nzSuffixIcon]=\"nzSuffixIcon\"\n  [nzClearIcon]=\"nzClearIcon\"\n  [nzRemoveIcon]=\"nzRemoveIcon\"\n  [nzShowSearch]=\"nzShowSearch\"\n  [nzTokenSeparators]=\"nzTokenSeparators\"\n  [class.ant-select-selection--single]=\"nzSelectService.isSingleMode\"\n  [class.ant-select-selection--multiple]=\"nzSelectService.isMultipleOrTags\"\n  (keydown)=\"onKeyDown($event)\">\n</div>\n<ng-template\n  cdkConnectedOverlay\n  nzConnectedOverlay\n  [cdkConnectedOverlayHasBackdrop]=\"true\"\n  [cdkConnectedOverlayMinWidth]=\"nzDropdownMatchSelectWidth? null : triggerWidth\"\n  [cdkConnectedOverlayWidth]=\"nzDropdownMatchSelectWidth? triggerWidth : null\"\n  [cdkConnectedOverlayOrigin]=\"cdkOverlayOrigin\"\n  (backdropClick)=\"closeDropDown()\"\n  (detach)=\"closeDropDown();\"\n  (positionChange)=\"onPositionChange($event)\"\n  [cdkConnectedOverlayOpen]=\"open\">\n  <div\n    class=\"ant-select-dropdown\"\n    [class.ant-select-dropdown--single]=\"nzSelectService.isSingleMode\"\n    [class.ant-select-dropdown--multiple]=\"nzSelectService.isMultipleOrTags\"\n    [class.ant-select-dropdown-placement-bottomLeft]=\"dropDownPosition === 'bottom'\"\n    [class.ant-select-dropdown-placement-topLeft]=\"dropDownPosition === 'top'\"\n    [nzClassListAdd]=\"[nzDropdownClassName]\"\n    [@slideMotion]=\"dropDownPosition\"\n    [nzNoAnimation]=\"noAnimation?.nzNoAnimation\"\n    [ngStyle]=\"nzDropdownStyle\">\n    <div nz-option-container\n      style=\"overflow: auto;transform: translateZ(0px);\"\n      (keydown)=\"onKeyDown($event)\"\n      [nzMenuItemSelectedIcon]=\"nzMenuItemSelectedIcon\"\n      [nzNotFoundContent]=\"nzNotFoundContent\"\n      (nzScrollToBottom)=\"nzScrollToBottom.emit()\">\n    </div>\n    <ng-template [ngTemplateOutlet]=\"nzDropdownRender\"></ng-template>\n  </div>\n</ng-template>\n<!--can not use ViewChild since it will match sub options in option group -->\n<ng-template>\n  <ng-content></ng-content>\n</ng-template>",
                host: {
                    '[class.ant-select-lg]': 'nzSize==="large"',
                    '[class.ant-select-sm]': 'nzSize==="small"',
                    '[class.ant-select-enabled]': '!nzDisabled',
                    '[class.ant-select-no-arrow]': '!nzShowArrow',
                    '[class.ant-select-disabled]': 'nzDisabled',
                    '[class.ant-select-allow-clear]': 'nzAllowClear',
                    '[class.ant-select-open]': 'open',
                    '(click)': 'toggleDropDown()'
                },
                styles: [`
      .ant-select-dropdown {
        top: 100%;
        left: 0;
        position: relative;
        width: 100%;
        margin-top: 4px;
        margin-bottom: 4px;
      }
    `]
            }] }
];
/** @nocollapse */
NzSelectComponent.ctorParameters = () => [
    { type: Renderer2 },
    { type: NzSelectService },
    { type: ChangeDetectorRef },
    { type: FocusMonitor },
    { type: Platform },
    { type: ElementRef },
    { type: NzNoAnimationDirective, decorators: [{ type: Host }, { type: Optional }] }
];
NzSelectComponent.propDecorators = {
    cdkOverlayOrigin: [{ type: ViewChild, args: [CdkOverlayOrigin,] }],
    cdkConnectedOverlay: [{ type: ViewChild, args: [CdkConnectedOverlay,] }],
    nzSelectTopControlComponent: [{ type: ViewChild, args: [NzSelectTopControlComponent,] }],
    listOfNzOptionComponent: [{ type: ContentChildren, args: [NzOptionComponent,] }],
    listOfNzOptionGroupComponent: [{ type: ContentChildren, args: [NzOptionGroupComponent,] }],
    nzOnSearch: [{ type: Output }],
    nzScrollToBottom: [{ type: Output }],
    nzOpenChange: [{ type: Output }],
    nzBlur: [{ type: Output }],
    nzFocus: [{ type: Output }],
    nzSize: [{ type: Input }],
    nzDropdownClassName: [{ type: Input }],
    nzDropdownMatchSelectWidth: [{ type: Input }],
    nzDropdownStyle: [{ type: Input }],
    nzNotFoundContent: [{ type: Input }],
    nzAllowClear: [{ type: Input }],
    nzShowSearch: [{ type: Input }],
    nzLoading: [{ type: Input }],
    nzPlaceHolder: [{ type: Input }],
    nzMaxTagCount: [{ type: Input }],
    nzDropdownRender: [{ type: Input }],
    nzSuffixIcon: [{ type: Input }],
    nzClearIcon: [{ type: Input }],
    nzRemoveIcon: [{ type: Input }],
    nzMenuItemSelectedIcon: [{ type: Input }],
    nzShowArrow: [{ type: Input }],
    nzTokenSeparators: [{ type: Input }],
    nzMaxTagPlaceholder: [{ type: Input }],
    nzAutoClearSearchValue: [{ type: Input }],
    nzMaxMultipleCount: [{ type: Input }],
    nzServerSearch: [{ type: Input }],
    nzMode: [{ type: Input }],
    nzFilterOption: [{ type: Input }],
    compareWith: [{ type: Input }],
    nzAutoFocus: [{ type: Input }],
    nzOpen: [{ type: Input }],
    nzDisabled: [{ type: Input }]
};
__decorate([
    InputBoolean(),
    __metadata("design:type", Object)
], NzSelectComponent.prototype, "nzAllowClear", void 0);
__decorate([
    InputBoolean(),
    __metadata("design:type", Object)
], NzSelectComponent.prototype, "nzShowSearch", void 0);
__decorate([
    InputBoolean(),
    __metadata("design:type", Object)
], NzSelectComponent.prototype, "nzLoading", void 0);

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzSelectUnselectableDirective {
}
NzSelectUnselectableDirective.decorators = [
    { type: Directive, args: [{
                selector: '[nz-select-unselectable]',
                exportAs: 'nzSelectUnselectable',
                host: {
                    '[attr.unselectable]': '"unselectable"',
                    '[style.user-select]': '"none"'
                }
            },] }
];

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class NzSelectModule {
}
NzSelectModule.decorators = [
    { type: NgModule, args: [{
                imports: [
                    CommonModule,
                    NzI18nModule,
                    FormsModule,
                    OverlayModule,
                    NzIconModule,
                    NzAddOnModule,
                    NzEmptyModule,
                    NzOverlayModule,
                    NzNoAnimationModule
                ],
                declarations: [
                    NzFilterGroupOptionPipe,
                    NzFilterOptionPipe,
                    NzOptionComponent,
                    NzSelectComponent,
                    NzOptionContainerComponent,
                    NzOptionGroupComponent,
                    NzOptionLiComponent,
                    NzSelectTopControlComponent,
                    NzSelectUnselectableDirective
                ],
                exports: [
                    NzOptionComponent,
                    NzSelectComponent,
                    NzOptionContainerComponent,
                    NzOptionGroupComponent,
                    NzSelectTopControlComponent
                ]
            },] }
];

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */

export { NzOptionGroupComponent, NzOptionContainerComponent, NzOptionComponent, NzSelectComponent, NzSelectModule, NzOptionLiComponent, defaultFilterOption, NzFilterOptionPipe, NzFilterGroupOptionPipe, NzSelectTopControlComponent, NzSelectUnselectableDirective, NzSelectService };

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