@niku/react-native-dropdown-select/lib/commonjs/DropdownModalContent/index.js

A Dropdown select component for React Native

"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 _constants = require("../constants");

var _utils = require("../utils");

var _styles = require("./styles");

function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (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; }

const DropdownModalContent = ({
  visible,
  onDismiss,
  onDismissed,
  dropdownContainerStyle,
  renderItem,
  options,
  loading,
  loadingComponent,
  buttonLayout,
  position
}) => {
  /**
   * Animation
   */
  const animationValue = (0, _react.useRef)(new _reactNative.Animated.Value(0)).current;
  const show = (0, _react.useCallback)(() => {
    _reactNative.InteractionManager.runAfterInteractions(() => {
      _reactNative.Animated.timing(animationValue, {
        toValue: 1,
        duration: 250,
        useNativeDriver: false
      }).start();
    });
  }, [animationValue]);
  const hide = (0, _react.useCallback)(() => {
    _reactNative.InteractionManager.runAfterInteractions(() => {
      _reactNative.Animated.timing(animationValue, {
        toValue: 0,
        duration: 250,
        useNativeDriver: false
      }).start(result => {
        if (result.finished) {
          onDismissed && onDismissed();
        }
      });
    });
  }, [animationValue, onDismissed]);
  (0, _react.useEffect)(() => {
    visible ? show() : hide();
  }, [visible]);
  /**
   * Dropdown Position
   */

  const frame = (0, _reactNativeSafeAreaContext.useSafeAreaFrame)();
  const insets = (0, _reactNativeSafeAreaContext.useSafeAreaInsets)();
  const [dropdownContainerHeight, setDropdownContainerHeight] = (0, _react.useState)(0);
  const measureDropdownContainer = (0, _react.useCallback)(e => {
    setDropdownContainerHeight(e.nativeEvent.layout.height);
  }, []);
  const dropdownContainerPositionStyles = (0, _react.useMemo)(() => {
    const top = buttonLayout.y + buttonLayout.height;
    const left = buttonLayout.x;
    const width = buttonLayout.width > _constants.DROPDOWN_MIN_WIDTH ? buttonLayout.width : _constants.DROPDOWN_MIN_WIDTH;
    let positionStyles = {
      top: top - (_reactNative.Platform.OS === 'ios' || frame.y > 0 ? 0 : insets.top),
      left: left,
      width
    };

    if (position === 'top') {
      positionStyles.top = buttonLayout.y - dropdownContainerHeight + (_reactNative.Platform.OS === 'ios' || frame.y > 0 ? 0 : insets.top);
    }

    return positionStyles;
  }, [buttonLayout, dropdownContainerHeight, position, frame, insets]);
  /**
   * Animation translate
   */

  const dropdownContainerTranslateY = animationValue.interpolate({
    inputRange: [0, 1],
    outputRange: [position === 'bottom' ? -dropdownContainerHeight / 2 : dropdownContainerHeight / 2, 0],
    easing: _reactNative.Easing.linear,
    extrapolate: 'clamp'
  });
  return /*#__PURE__*/_react.default.createElement(_react.default.Fragment, null, /*#__PURE__*/_react.default.createElement(_reactNative.TouchableWithoutFeedback, {
    style: _styles.styles.backdrop,
    onPress: onDismiss
  }, /*#__PURE__*/_react.default.createElement(_reactNative.View, {
    style: _styles.styles.backdrop
  })), /*#__PURE__*/_react.default.createElement(_reactNative.Animated.View, {
    onLayout: measureDropdownContainer,
    style: [_styles.styles.dropdownContainer, dropdownContainerPositionStyles, position === 'top' ? _styles.styles.dropdownContainerPositionTop : {}, {
      transform: [{
        translateY: dropdownContainerTranslateY
      }, {
        scaleY: animationValue
      }],
      opacity: animationValue
    }, dropdownContainerStyle]
  }, /*#__PURE__*/_react.default.createElement(_reactNative.FlatList, {
    renderItem: renderItem,
    data: options,
    keyExtractor: (item, index) => {
      var _item$value;

      return (0, _utils.isDropdownOptionItem)(item) ? (_item$value = item.value) === null || _item$value === void 0 ? void 0 : _item$value.toString() : (typeof item.label === 'string' ? item.label : index) + '-' + item.options.length;
    },
    ListFooterComponent: () => /*#__PURE__*/_react.default.createElement(_react.default.Fragment, null, loading && loadingComponent)
  })));
};

var _default = DropdownModalContent;
exports.default = _default;
//# sourceMappingURL=index.js.map