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/**
* @license
* Copyright 2023 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import {PluginApi} from '../../../api/plugin';
import {ReportingService} from '../../../services/gr-reporting/gr-reporting';
import {PluginsModel} from '../../../models/plugins/plugins-model';
import {
SuggestionsPluginApi,
SuggestionsProvider,
} from '../../../api/suggestions';
enum State {
NOT_REGISTERED,
REGISTERED,
}
/**
* Plugin API for suggestions.
*
* This object is returned to plugins that want to provide suggestions data.
* Plugins normally just call register() once at startup and then wait for
* suggestCode() being called on the provider interface.
*/
export class GrSuggestionsApi implements SuggestionsPluginApi {
private state = State.NOT_REGISTERED;
constructor(
private readonly reporting: ReportingService,
private readonly pluginsModel: PluginsModel,
readonly plugin: PluginApi
) {
this.reporting.trackApi(this.plugin, 'suggestions', 'constructor');
}
register(provider: SuggestionsProvider): void {
this.reporting.trackApi(this.plugin, 'suggestions', 'register');
if (this.state === State.REGISTERED) {
throw new Error('Only one provider can be registered per plugin.');
}
this.state = State.REGISTERED;
this.pluginsModel.suggestionsRegister({
pluginName: this.plugin.getPluginName(),
provider,
});
}
}
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