mh-rn-component/module/Button/index.js

import React, { useState, useEffect } from 'react';
import { dp } from '../utils/index';
import { ButtonType } from '../types';
import { View, Text, TouchableOpacity, TouchableWithoutFeedback, StyleSheet, Platform, Animated } from 'react-native';
import Icon from '../Icon';

const Button = props => {
  /**
   * type 样式的处理
   */
  const [buttonStyle, setButtonStyle] = useState({});
  const [plainStyle, setPlainStyle] = useState({});
  const [fontColor, setFontColor] = useState('#333');
  const type = (props === null || props === void 0 ? void 0 : props.type) || 'default';
  useEffect(() => {
    if (type !== 'default') {
      setFontColor('#fff');
    } else {
      setFontColor('#333');
    }
  }, [props === null || props === void 0 ? void 0 : props.type]);
  /**
   * todo 是否还需要？ 处理边框圆角
   */

  useEffect(() => {
    if (props.borderRadius) {
      if (typeof props.borderRadius == 'string') {
        setButtonStyle(oldStyles => ({ ...oldStyles,
          borderRadius: styles.button.height / 2
        }));
      } else {
        setButtonStyle(oldStyles => ({ ...oldStyles,
          borderRadius: Number(props.borderRadius)
        }));
      }
    }
  }, []);
  useEffect(() => {
    if (props.plain) {
      setPlainStyle({
        backgroundColor: "#fff",
        color: ButtonType[type],
        borderWidth: 1,
        borderColor: props.color ? props.color : ButtonType[type]
      });
      props.color && setFontColor(props.color);
    }
  }, [props.plain, props.color]);
  return /*#__PURE__*/React.createElement(Animated.View, null, /*#__PURE__*/React.createElement(TouchableWithoutFeedback, {
    disabled: props === null || props === void 0 ? void 0 : props.disabled
  }, /*#__PURE__*/React.createElement(TouchableOpacity, {
    onPress: props.onPress,
    activeOpacity: 0.8
  }, /*#__PURE__*/React.createElement(View, {
    style: StyleSheet.flatten([styles.button, styles.content, styles.plr10, {
      backgroundColor: props.color ? props.color : ButtonType[type]
    }, type === 'default' && !props.color && styles.border, plainStyle, props.style, {
      opacity: props !== null && props !== void 0 && props.disabled ? 0.5 : 1,
      borderRadius: props.borderRadius && Number(props.borderRadius) || 0
    }])
  }, props.icon && /*#__PURE__*/React.createElement(Icon, {
    color: fontColor,
    name: props.icon
  }), /*#__PURE__*/React.createElement(Text, {
    style: [styles.content, {
      color: props.color ? fontColor : props.plain ? ButtonType[type] : fontColor
    }, props.textStyle]
  }, props === null || props === void 0 ? void 0 : props.children)))));
};

const styles = StyleSheet.create({
  button: {
    minWidth: dp(88),
    height: dp(44),
    borderStyle: 'solid',
    backgroundColor: '#fff',
    ...(Platform.OS === 'web' && {
      cursor: 'pointer'
    })
  },
  content: {
    flexDirection: 'row',
    alignItems: 'center',
    justifyContent: 'center'
  },
  border: {
    borderWidth: 1,
    borderColor: '#333'
  },
  plr10: {
    paddingLeft: 10,
    paddingRight: 10
  }
});
export default Button;
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