/*
 * Copyright 2017 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 { __decorate } from "tslib";
import classNames from "classnames";
import * as React from "react";
import { polyfill } from "react-lifecycles-compat";
import { AbstractPureComponent2, Classes } from "../../common";
import { DISPLAYNAME_PREFIX } from "../../common/props";
// this component is simple enough that tests would be purely tautological.
/* istanbul ignore next */
let TextArea = /** @class */ (() => {
    let TextArea = class TextArea extends AbstractPureComponent2 {
        constructor() {
            super(...arguments);
            this.state = {};
            this.handleChange = (e) => {
                if (this.props.growVertically) {
                    this.setState({
                        height: e.target.scrollHeight,
                    });
                }
                if (this.props.onChange != null) {
                    this.props.onChange(e);
                }
            };
            // hold an internal ref for growVertically
            this.handleInternalRef = (ref) => {
                this.internalTextAreaRef = ref;
                if (this.props.inputRef != null) {
                    this.props.inputRef(ref);
                }
            };
        }
        componentDidMount() {
            if (this.props.growVertically) {
                this.setState({
                    height: this.internalTextAreaRef.scrollHeight,
                });
            }
        }
        render() {
            const { className, fill, inputRef, intent, large, small, growVertically, ...htmlProps } = this.props;
            const rootClasses = classNames(Classes.INPUT, Classes.intentClass(intent), {
                [Classes.FILL]: fill,
                [Classes.LARGE]: large,
                [Classes.SMALL]: small,
            }, className);
            // add explicit height style while preserving user-supplied styles if they exist
            let { style = {} } = htmlProps;
            if (growVertically && this.state.height != null) {
                // this style object becomes non-extensible when mounted (at least in the enzyme renderer),
                // so we make a new one to add a property
                style = {
                    ...style,
                    height: `${this.state.height}px`,
                };
            }
            return (React.createElement("textarea", Object.assign({}, htmlProps, { className: rootClasses, onChange: this.handleChange, ref: this.handleInternalRef, style: style })));
        }
    };
    TextArea.displayName = `${DISPLAYNAME_PREFIX}.TextArea`;
    TextArea = __decorate([
        polyfill
    ], TextArea);
    return TextArea;
})();
export { TextArea };
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