@fruits-chain/react-native-xiaoshu/lib/commonjs/dropdown/item.js

React Native UI library

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _react = _interopRequireWildcard(require("react"));

var _reactNative = require("react-native");

var _reactNativeSafeAreaContext = require("react-native-safe-area-context");

var _portal = _interopRequireDefault(require("../portal"));

var _popup = _interopRequireDefault(require("../popup/popup"));

var _cell = _interopRequireDefault(require("../cell"));

var _success = _interopRequireDefault(require("../icon/success"));

var _useStateUpdate = _interopRequireDefault(require("../hooks/useStateUpdate"));

var _hooks = require("../hooks");

var _helpers = require("../helpers");

var _context = require("./context");

var _text = _interopRequireDefault(require("./text"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

const POPUP_STYLE = {
  backgroundColor: 'transparent'
};

const DropdownItem = _ref => {
  let {
    titleStyle,
    titleTextStyle,
    lazyRender,
    options = [],
    value,
    defaultValue,
    onChange,
    duration,
    zIndex,
    closeOnPressOutside,
    ...restProps
  } = _ref;
  const insets = (0, _reactNativeSafeAreaContext.useSafeAreaInsets)();
  const {
    height: windowHeight
  } = (0, _reactNative.useWindowDimensions)();
  const config = (0, _context.useDropdownConfig)();
  const [state, setState] = (0, _useStateUpdate.default)({
    active: false,
    ctxMaxHeight: 0,
    // eslint-disable-next-line @typescript-eslint/consistent-type-assertions
    ctxStyle: {},
    // eslint-disable-next-line @typescript-eslint/consistent-type-assertions
    shadeStyle: {},
    position: 'bottom',
    value: (0, _helpers.getDefaultValue)(value, defaultValue)
  }); // 修正数据

  lazyRender = (0, _helpers.getDefaultValue)(lazyRender, config.lazyRender);
  duration = (0, _helpers.getDefaultValue)(duration, config.duration);
  zIndex = (0, _helpers.getDefaultValue)(zIndex, config.zIndex);
  closeOnPressOutside = (0, _helpers.getDefaultValue)(closeOnPressOutside, config.closeOnPressOutside); // 同步值

  (0, _hooks.useUpdateEffect)(() => {
    setState({
      value
    });
  }, [value]);
  const onPressText = (0, _react.useCallback)(() => {
    // 计算 Menu 的 Top 和元素高度
    // eslint-disable-next-line max-params
    config.MenuRef.current.measure((x, y, width, height, pageX, pageY) => {
      const topHeight = pageY - insets.top;
      const bottomHeight = windowHeight - pageY - height - insets.bottom;

      if (topHeight >= bottomHeight) {
        // 内容在上半部分
        setState({
          active: true,
          position: 'bottom',
          ctxStyle: {
            top: 0,
            height: pageY
          },
          shadeStyle: {
            top: pageY,
            bottom: 0
          }
        });
      } else {
        // 内容在下半部分
        setState({
          active: true,
          position: 'top',
          ctxStyle: {
            top: pageY + height,
            bottom: 0
          },
          shadeStyle: {
            top: 0,
            height: pageY + height
          }
        });
      }
    });
  }, [config.MenuRef, insets.bottom, insets.top, windowHeight]);
  const onPressShade = (0, _react.useCallback)(() => {
    setState({
      active: false
    });
  }, []);
  /** 弹出层可以的最大高度 */

  const onLayoutPlace = (0, _react.useCallback)(e => {
    setState({
      ctxMaxHeight: e.nativeEvent.layout.height
    });
  }, []);

  const genOnPressCell = o => () => {
    setState({
      value: o.value,
      active: false
    });
    onChange === null || onChange === void 0 ? void 0 : onChange(o.value);
  };

  const shadeStyles = [{
    position: 'absolute',
    left: 0,
    right: 0,
    zIndex // backgroundColor: '#f30', // to test ui

  }, state.shadeStyle];
  const boxStyles = [{
    position: 'absolute',
    left: 0,
    right: 0,
    zIndex,
    overflow: 'hidden' // backgroundColor: '#000', // to test ui

  }, state.ctxStyle];
  const text = (options.filter(op => op.value === state.value)[0] || {}).label;
  const isContextTop = state.position === 'bottom';

  const placeholderJSX = /*#__PURE__*/_react.default.createElement(_reactNative.TouchableWithoutFeedback, {
    onPress: onPressShade
  }, /*#__PURE__*/_react.default.createElement(_reactNative.View, {
    style: {
      height: insets.top
    }
  }));

  return /*#__PURE__*/_react.default.createElement(_react.default.Fragment, null, /*#__PURE__*/_react.default.createElement(_text.default, _extends({}, restProps, {
    style: titleStyle,
    textStyle: titleTextStyle,
    title: text,
    active: state.active,
    onPress: onPressText
  })), /*#__PURE__*/_react.default.createElement(_portal.default, null, state.active ? /*#__PURE__*/_react.default.createElement(_reactNative.TouchableWithoutFeedback, {
    onPress: closeOnPressOutside ? onPressShade : undefined
  }, /*#__PURE__*/_react.default.createElement(_reactNative.View, {
    style: shadeStyles
  })) : null, /*#__PURE__*/_react.default.createElement(_reactNative.View, {
    style: boxStyles,
    pointerEvents: "box-none",
    onLayout: onLayoutPlace
  }, /*#__PURE__*/_react.default.createElement(_popup.default, {
    visible: state.active,
    style: POPUP_STYLE,
    lazyRender: lazyRender,
    position: state.position,
    duration: duration,
    onPressOverlay: onPressShade
  }, /*#__PURE__*/_react.default.createElement(_reactNative.View, {
    style: {
      maxHeight: state.ctxMaxHeight
    }
  }, isContextTop ? placeholderJSX : null, /*#__PURE__*/_react.default.createElement(_reactNative.ScrollView, {
    bounces: false
  }, options.map(opt => {
    return /*#__PURE__*/_react.default.createElement(_cell.default, {
      key: opt.value,
      title: opt.label,
      valueExtra: opt.value === value ? /*#__PURE__*/_react.default.createElement(_success.default, {
        size: 16,
        color: config.activeColor
      }) : null,
      onPress: genOnPressCell(opt)
    });
  })), !isContextTop ? placeholderJSX : null)))));
};

var _default = /*#__PURE__*/(0, _react.memo)(DropdownItem);

exports.default = _default;
//# sourceMappingURL=item.js.map