/*
 * Copyright 2016 Palantir Technologies, Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import classNames from "classnames";
import * as React from "react";
import { Classes, mergeRefs } from "../../common";
import { DISPLAYNAME_PREFIX } from "../../common/props";
/**
 * Renders common control elements, with additional props to customize appearance.
 * This component is not exported and is only used within this module for `Checkbox`, `Radio`, and `Switch` below.
 */
const ControlInternal = React.forwardRef((props, ref) => {
    const { alignIndicator, children, className, indicatorChildren, inline, inputRef, label, labelElement, large, style, type, typeClassName, tagName = "label", ...htmlProps } = props;
    const classes = classNames(Classes.CONTROL, typeClassName, {
        [Classes.DISABLED]: htmlProps.disabled,
        [Classes.INLINE]: inline,
        [Classes.LARGE]: large,
    }, Classes.alignmentClass(alignIndicator), className);
    return React.createElement(tagName, { className: classes, ref, style }, React.createElement("input", { ...htmlProps, ref: inputRef, type: type }), React.createElement("span", { className: Classes.CONTROL_INDICATOR }, indicatorChildren), label, labelElement, children);
});
ControlInternal.displayName = `${DISPLAYNAME_PREFIX}.Control`;
/**
 * Switch component.
 *
 * @see https://blueprintjs.com/docs/#core/components/switch
 */
export const Switch = React.forwardRef(({ innerLabelChecked, innerLabel, ...controlProps }, ref) => {
    const switchLabels = innerLabel || innerLabelChecked
        ? [
            React.createElement("div", { key: "checked", className: Classes.CONTROL_INDICATOR_CHILD },
                React.createElement("div", { className: Classes.SWITCH_INNER_TEXT }, innerLabelChecked ? innerLabelChecked : innerLabel)),
            React.createElement("div", { key: "unchecked", className: Classes.CONTROL_INDICATOR_CHILD },
                React.createElement("div", { className: Classes.SWITCH_INNER_TEXT }, innerLabel)),
        ]
        : null;
    return (React.createElement(ControlInternal, { ...controlProps, indicatorChildren: switchLabels, ref: ref, type: "checkbox", typeClassName: Classes.SWITCH }));
});
Switch.displayName = `${DISPLAYNAME_PREFIX}.Switch`;
/**
 * Radio component.
 *
 * @see https://blueprintjs.com/docs/#core/components/radio
 */
export const Radio = React.forwardRef((props, ref) => (React.createElement(ControlInternal, { ...props, ref: ref, type: "radio", typeClassName: Classes.RADIO })));
Radio.displayName = `${DISPLAYNAME_PREFIX}.Radio`;
/**
 * Checkbox component.
 *
 * @see https://blueprintjs.com/docs/#core/components/checkbox
 */
export const Checkbox = React.forwardRef((props, ref) => {
    const { defaultIndeterminate, indeterminate, onChange, ...controlProps } = props;
    const [isIndeterminate, setIsIndeterminate] = React.useState(indeterminate || defaultIndeterminate || false);
    const localInputRef = React.useRef(null);
    const inputRef = mergeRefs(props.inputRef, localInputRef);
    const handleChange = React.useCallback((evt) => {
        // update state immediately only if uncontrolled
        if (indeterminate === undefined) {
            setIsIndeterminate(evt.target.indeterminate);
        }
        // otherwise wait for props change. always invoke handler.
        onChange?.(evt);
    }, [indeterminate, onChange]);
    React.useEffect(() => {
        if (indeterminate !== undefined) {
            setIsIndeterminate(indeterminate);
        }
    }, [indeterminate]);
    React.useEffect(() => {
        if (localInputRef.current != null) {
            localInputRef.current.indeterminate = isIndeterminate;
        }
    }, [localInputRef, isIndeterminate]);
    return (React.createElement(ControlInternal, { ...controlProps, inputRef: inputRef, onChange: handleChange, ref: ref, type: "checkbox", typeClassName: Classes.CHECKBOX }));
});
Checkbox.displayName = `${DISPLAYNAME_PREFIX}.Checkbox`;
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