import { __awaiter } from 'tslib';
import { parallel, HarnessPredicate } from '@angular/cdk/testing';
import { MatFormFieldControlHarness } from '@angular/material/form-field/testing/control';
import { MatOptionHarness, MatOptgroupHarness } from '@angular/material/core/testing';

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
class _MatSelectHarnessBase extends MatFormFieldControlHarness {
    constructor() {
        super(...arguments);
        this._documentRootLocator = this.documentRootLocatorFactory();
        this._backdrop = this._documentRootLocator.locatorFor('.cdk-overlay-backdrop');
    }
    /** Gets a boolean promise indicating if the select is disabled. */
    isDisabled() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).hasClass(`${this._prefix}-select-disabled`);
        });
    }
    /** Gets a boolean promise indicating if the select is valid. */
    isValid() {
        return __awaiter(this, void 0, void 0, function* () {
            return !(yield (yield this.host()).hasClass('ng-invalid'));
        });
    }
    /** Gets a boolean promise indicating if the select is required. */
    isRequired() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).hasClass(`${this._prefix}-select-required`);
        });
    }
    /** Gets a boolean promise indicating if the select is empty (no value is selected). */
    isEmpty() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).hasClass(`${this._prefix}-select-empty`);
        });
    }
    /** Gets a boolean promise indicating if the select is in multi-selection mode. */
    isMultiple() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).hasClass(`${this._prefix}-select-multiple`);
        });
    }
    /** Gets a promise for the select's value text. */
    getValueText() {
        return __awaiter(this, void 0, void 0, function* () {
            const value = yield this.locatorFor(`.${this._prefix}-select-value`)();
            return value.text();
        });
    }
    /** Focuses the select and returns a void promise that indicates when the action is complete. */
    focus() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).focus();
        });
    }
    /** Blurs the select and returns a void promise that indicates when the action is complete. */
    blur() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).blur();
        });
    }
    /** Whether the select is focused. */
    isFocused() {
        return __awaiter(this, void 0, void 0, function* () {
            return (yield this.host()).isFocused();
        });
    }
    /** Gets the options inside the select panel. */
    getOptions(filter) {
        return __awaiter(this, void 0, void 0, function* () {
            return this._documentRootLocator.locatorForAll(this._optionClass.with(Object.assign(Object.assign({}, (filter || {})), { ancestor: yield this._getPanelSelector() })))();
        });
    }
    /** Gets the groups of options inside the panel. */
    getOptionGroups(filter) {
        return __awaiter(this, void 0, void 0, function* () {
            return this._documentRootLocator.locatorForAll(this._optionGroupClass.with(Object.assign(Object.assign({}, (filter || {})), { ancestor: yield this._getPanelSelector() })))();
        });
    }
    /** Gets whether the select is open. */
    isOpen() {
        return __awaiter(this, void 0, void 0, function* () {
            return !!(yield this._documentRootLocator.locatorForOptional(yield this._getPanelSelector())());
        });
    }
    /** Opens the select's panel. */
    open() {
        return __awaiter(this, void 0, void 0, function* () {
            if (!(yield this.isOpen())) {
                const trigger = yield this.locatorFor(`.${this._prefix}-select-trigger`)();
                return trigger.click();
            }
        });
    }
    /**
     * Clicks the options that match the passed-in filter. If the select is in multi-selection
     * mode all options will be clicked, otherwise the harness will pick the first matching option.
     */
    clickOptions(filter) {
        return __awaiter(this, void 0, void 0, function* () {
            yield this.open();
            const [isMultiple, options] = yield parallel(() => [this.isMultiple(), this.getOptions(filter)]);
            if (options.length === 0) {
                throw Error('Select does not have options matching the specified filter');
            }
            if (isMultiple) {
                yield parallel(() => options.map(option => option.click()));
            }
            else {
                yield options[0].click();
            }
        });
    }
    /** Closes the select's panel. */
    close() {
        return __awaiter(this, void 0, void 0, function* () {
            if (yield this.isOpen()) {
                // This is the most consistent way that works both in both single and multi-select modes,
                // but it assumes that only one overlay is open at a time. We should be able to make it
                // a bit more precise after #16645 where we can dispatch an ESCAPE press to the host instead.
                return (yield this._backdrop()).click();
            }
        });
    }
    /** Gets the selector that should be used to find this select's panel. */
    _getPanelSelector() {
        return __awaiter(this, void 0, void 0, function* () {
            const id = yield (yield this.host()).getAttribute('id');
            return `#${id}-panel`;
        });
    }
}
/** Harness for interacting with a standard mat-select in tests. */
class MatSelectHarness extends _MatSelectHarnessBase {
    constructor() {
        super(...arguments);
        this._prefix = 'mat';
        this._optionClass = MatOptionHarness;
        this._optionGroupClass = MatOptgroupHarness;
    }
    /**
     * Gets a `HarnessPredicate` that can be used to search for a `MatSelectHarness` that meets
     * certain criteria.
     * @param options Options for filtering which select instances are considered a match.
     * @return a `HarnessPredicate` configured with the given options.
     */
    static with(options = {}) {
        return new HarnessPredicate(MatSelectHarness, options);
    }
}
MatSelectHarness.hostSelector = '.mat-select';

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

export { MatSelectHarness, _MatSelectHarnessBase };
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