UNPKG

@sendbird/uikit-react-native

Version:

Sendbird UIKit for React Native: A feature-rich and customizable chat UI kit with messaging, channel management, and user authentication.

93 lines (92 loc) 4.89 kB
"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = void 0; var _react = _interopRequireWildcard(require("react")); var _reactNative = require("react-native"); var _uikitReactNativeFoundation = require("@sendbird/uikit-react-native-foundation"); var _uikitUtils = require("@sendbird/uikit-utils"); var _FlatListInternal = _interopRequireDefault(require("./FlatListInternal")); function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; } function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); } function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; } function _extends() { return _extends = Object.assign ? Object.assign.bind() : function (n) { for (var e = 1; e < arguments.length; e++) { var t = arguments[e]; for (var r in t) ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]); } return n; }, _extends.apply(null, arguments); } function isInvertedFlatListFixedVersion() { var _Platform$constants$r; if (((_Platform$constants$r = _reactNative.Platform.constants.reactNativeVersion) === null || _Platform$constants$r === void 0 ? void 0 : _Platform$constants$r.major) < 1) { var _Platform$constants$r2; if (((_Platform$constants$r2 = _reactNative.Platform.constants.reactNativeVersion) === null || _Platform$constants$r2 === void 0 ? void 0 : _Platform$constants$r2.minor) < 73) { var _Platform$constants$r3; if (((_Platform$constants$r3 = _reactNative.Platform.constants.reactNativeVersion) === null || _Platform$constants$r3 === void 0 ? void 0 : _Platform$constants$r3.patch) < 4) { return false; } } } return true; } let ANDROID_BUG_ALERT_SHOWED = _reactNative.Platform.OS !== 'android' || isInvertedFlatListFixedVersion(); const BOTTOM_DETECT_THRESHOLD = 50; const UNREACHABLE_THRESHOLD = Number.MIN_SAFE_INTEGER; const ChatFlatList = /*#__PURE__*/(0, _react.forwardRef)(function ChatFlatList({ onTopReached, onBottomReached, onScrolledAwayFromBottom, onScroll, ...props }, ref) { var _props$data; const { select } = (0, _uikitReactNativeFoundation.useUIKitTheme)(); const contentOffsetY = (0, _react.useRef)(0); const _onScroll = (0, _uikitUtils.useFreshCallback)(event => { onScroll === null || onScroll === void 0 || onScroll(event); const { contentOffset } = event.nativeEvent; const prevOffsetY = contentOffsetY.current; const currOffsetY = contentOffset.y; if (BOTTOM_DETECT_THRESHOLD < prevOffsetY && currOffsetY <= BOTTOM_DETECT_THRESHOLD) { onScrolledAwayFromBottom(false); } else if (BOTTOM_DETECT_THRESHOLD < currOffsetY && prevOffsetY <= BOTTOM_DETECT_THRESHOLD) { onScrolledAwayFromBottom(true); } contentOffsetY.current = contentOffset.y; }); if (__DEV__ && !ANDROID_BUG_ALERT_SHOWED) { ANDROID_BUG_ALERT_SHOWED = true; // eslint-disable-next-line no-console console.warn('UIKit Warning: The Inverted FlatList had performance issues on Android.\n' + 'This issue was fixed in 0.72.4+\n' + 'Please refer to the link: https://github.com/facebook/react-native/issues/30034'); } return /*#__PURE__*/_react.default.createElement(_FlatListInternal.default, _extends({ bounces: false, removeClippedSubviews: true, keyboardDismissMode: 'on-drag', keyboardShouldPersistTaps: 'handled', indicatorStyle: select({ light: 'black', dark: 'white' }) }, props, { // FIXME: inverted list of ListEmptyComponent is reversed {@link https://github.com/facebook/react-native/issues/21196#issuecomment-836937743} inverted: Boolean((_props$data = props.data) === null || _props$data === void 0 ? void 0 : _props$data.length), ref: ref, onEndReached: onTopReached, onScrollToIndexFailed: _uikitUtils.NOOP, onStartReached: onBottomReached, scrollEventThrottle: 16, onScroll: _onScroll, keyExtractor: _uikitUtils.getMessageUniqId, style: { flex: 1, ..._reactNative.StyleSheet.flatten(props.style) }, maintainVisibleContentPosition: { minIndexForVisible: 0, autoscrollToTopThreshold: UNREACHABLE_THRESHOLD } })); }); var _default = exports.default = ChatFlatList; //# sourceMappingURL=index.js.map