82 lines
2.7 KiB
JavaScript
82 lines
2.7 KiB
JavaScript
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import { NativeModules } from 'react-native';
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import { getAssetByID } from './AssetRegistry';
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import AssetSourceResolver from './AssetSourceResolver';
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let _customSourceTransformer;
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let _serverURL;
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let _scriptURL;
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let _sourceCodeScriptURL;
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function getSourceCodeScriptURL() {
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if (_sourceCodeScriptURL) {
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return _sourceCodeScriptURL;
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}
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let sourceCode = nativeExtensions && nativeExtensions.SourceCode;
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if (!sourceCode) {
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sourceCode = NativeModules && NativeModules.SourceCode;
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}
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_sourceCodeScriptURL = sourceCode.scriptURL;
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return _sourceCodeScriptURL;
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}
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function getDevServerURL() {
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if (_serverURL === undefined) {
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const sourceCodeScriptURL = getSourceCodeScriptURL();
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const match = sourceCodeScriptURL && sourceCodeScriptURL.match(/^https?:\/\/.*?\//);
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if (match) {
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// jsBundle was loaded from network
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_serverURL = match[0];
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}
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else {
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// jsBundle was loaded from file
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_serverURL = null;
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}
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}
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return _serverURL;
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}
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function _coerceLocalScriptURL(scriptURL) {
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if (scriptURL) {
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if (scriptURL.startsWith('assets://')) {
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// android: running from within assets, no offline path to use
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return null;
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}
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scriptURL = scriptURL.substring(0, scriptURL.lastIndexOf('/') + 1);
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if (!scriptURL.includes('://')) {
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// Add file protocol in case we have an absolute file path and not a URL.
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// This shouldn't really be necessary. scriptURL should be a URL.
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scriptURL = 'file://' + scriptURL;
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}
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}
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return null;
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}
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function getScriptURL() {
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if (_scriptURL === undefined) {
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_scriptURL = _coerceLocalScriptURL(getSourceCodeScriptURL());
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}
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return _scriptURL;
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}
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export function setCustomSourceTransformer(transformer) {
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_customSourceTransformer = transformer;
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}
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/**
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* `source` is either a number (opaque type returned by require('./foo.png'))
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* or an `ImageSource` like { uri: '<http location || file path>' }
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*/
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export default function resolveAssetSource(source) {
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if (typeof source === 'object') {
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return source;
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}
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const asset = getAssetByID(source);
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if (!asset) {
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return undefined;
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}
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const resolver = new AssetSourceResolver(getDevServerURL(), getScriptURL(), asset);
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if (_customSourceTransformer) {
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return _customSourceTransformer(resolver);
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}
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return resolver.defaultAsset();
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}
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Object.defineProperty(resolveAssetSource, 'setCustomSourceTransformer', {
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get() {
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return setCustomSourceTransformer;
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},
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});
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export const { pickScale } = AssetSourceResolver;
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//# sourceMappingURL=resolveAssetSource.web.js.map
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