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Avoid multiple api loads (#955)

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Michael Diego 2020-10-03 15:22:06 +02:00 committed by GitHub
parent d19ac1dc21
commit e66f96f40f
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1 changed files with 16 additions and 14 deletions
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30
src/loaders/google_map_loader.js
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@ -1,7 +1,6 @@
import { Loader } from '@googlemaps/js-api-loader';
let loader_ = null;
let loadPromise_;
let resolveCustomPromise_;
const _customPromise = new Promise((resolve) => {
@ -16,6 +15,11 @@ export default (bootstrapURLKeys, heatmapLibrary) => {
return _customPromise;
}
// avoid api to be loaded multiple times
if (loadPromise_) {
return loadPromise_;
}
if (!bootstrapURLKeys.libraries) {
bootstrapURLKeys.libraries = [];
}
@ -50,23 +54,21 @@ export default (bootstrapURLKeys, heatmapLibrary) => {
throw new Error('google map cannot be loaded outside browser env');
}
if (!loader_) {
const { key, ...restKeys } = bootstrapURLKeys;
const { key, ...restKeys } = bootstrapURLKeys;
loader_ = new Loader({
// need to keep key for backwards compatibility
apiKey: key || '',
...restKeys,
libraries,
});
}
const loader_ = new Loader({
// need to keep key for backwards compatibility
apiKey: key || '',
...restKeys,
libraries,
});
const loadPromise = loader_.load().then(() => {
loadPromise_ = loader_.load().then(() => {
resolveCustomPromise_(window.google.maps);
return window.google.maps;
});
resolveCustomPromise_(loadPromise);
resolveCustomPromise_(loadPromise_);
return loadPromise;
return loadPromise_;
};