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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { Event, Emitter } from 'vs/base/common/event';
import { URI } from 'vs/base/common/uri';
import { IDisposable, dispose, Disposable } from 'vs/base/common/lifecycle';
import { IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
import { IStorageService, StorageScope, StorageTarget } from 'vs/platform/storage/common/storage';
import { Registry } from 'vs/platform/registry/common/platform';
import { IOutputChannel, IOutputService, OUTPUT_VIEW_ID, OUTPUT_SCHEME, LOG_SCHEME, LOG_MIME, OUTPUT_MIME, OutputChannelUpdateMode, IOutputChannelDescriptor, Extensions, IOutputChannelRegistry } from 'vs/workbench/services/output/common/output';
import { OutputLinkProvider } from 'vs/workbench/contrib/output/browser/outputLinkProvider';
import { ITextModelService, ITextModelContentProvider } from 'vs/editor/common/services/resolverService';
import { ITextModel } from 'vs/editor/common/model';
import { ILogService } from 'vs/platform/log/common/log';
import { ILifecycleService } from 'vs/workbench/services/lifecycle/common/lifecycle';
import { IOutputChannelModel } from 'vs/workbench/contrib/output/common/outputChannelModel';
import { IViewsService } from 'vs/workbench/common/views';
import { OutputViewPane } from 'vs/workbench/contrib/output/browser/outputView';
import { IOutputChannelModelService } from 'vs/workbench/contrib/output/common/outputChannelModelService';
import { ILanguageService } from 'vs/editor/common/languages/language';
const OUTPUT_ACTIVE_CHANNEL_KEY = 'output.activechannel';
class OutputChannel extends Disposable implements IOutputChannel {
scrollLock: boolean = false;
readonly model: IOutputChannelModel;
readonly id: string;
readonly label: string;
readonly uri: URI;
constructor(
readonly outputChannelDescriptor: IOutputChannelDescriptor,
@IOutputChannelModelService outputChannelModelService: IOutputChannelModelService,
@ILanguageService languageService: ILanguageService,
) {
super();
this.id = outputChannelDescriptor.id;
this.label = outputChannelDescriptor.label;
this.uri = URI.from({ scheme: OUTPUT_SCHEME, path: this.id });
this.model = this._register(outputChannelModelService.createOutputChannelModel(this.id, this.uri, outputChannelDescriptor.languageId ? languageService.createById(outputChannelDescriptor.languageId) : languageService.createByMimeType(outputChannelDescriptor.log ? LOG_MIME : OUTPUT_MIME), outputChannelDescriptor.file));
}
append(output: string): void {
this.model.append(output);
}
update(mode: OutputChannelUpdateMode, till?: number): void {
this.model.update(mode, till, true);
}
clear(): void {
this.model.clear();
}
replace(value: string): void {
this.model.replace(value);
}
}
export class OutputService extends Disposable implements IOutputService, ITextModelContentProvider {
declare readonly _serviceBrand: undefined;
private channels: Map<string, OutputChannel> = new Map<string, OutputChannel>();
private activeChannelIdInStorage: string;
private activeChannel?: OutputChannel;
private readonly _onActiveOutputChannel = this._register(new Emitter<string>());
readonly onActiveOutputChannel: Event<string> = this._onActiveOutputChannel.event;
constructor(
@IStorageService private readonly storageService: IStorageService,
@IInstantiationService private readonly instantiationService: IInstantiationService,
@ITextModelService textModelResolverService: ITextModelService,
@ILogService private readonly logService: ILogService,
@ILifecycleService private readonly lifecycleService: ILifecycleService,
@IViewsService private readonly viewsService: IViewsService,
) {
super();
this.activeChannelIdInStorage = this.storageService.get(OUTPUT_ACTIVE_CHANNEL_KEY, StorageScope.WORKSPACE, '');
// Register as text model content provider for output
textModelResolverService.registerTextModelContentProvider(OUTPUT_SCHEME, this);
instantiationService.createInstance(OutputLinkProvider);
// Create output channels for already registered channels
const registry = Registry.as<IOutputChannelRegistry>(Extensions.OutputChannels);
for (const channelIdentifier of registry.getChannels()) {
this.onDidRegisterChannel(channelIdentifier.id);
}
this._register(registry.onDidRegisterChannel(this.onDidRegisterChannel, this));
// Set active channel to first channel if not set
if (!this.activeChannel) {
const channels = this.getChannelDescriptors();
this.setActiveChannel(channels && channels.length > 0 ? this.getChannel(channels[0].id) : undefined);
}
this._register(this.lifecycleService.onDidShutdown(() => this.dispose()));
}
provideTextContent(resource: URI): Promise<ITextModel> | null {
const channel = <OutputChannel>this.getChannel(resource.path);
if (channel) {
return channel.model.loadModel();
}
return null;
}
async showChannel(id: string, preserveFocus?: boolean): Promise<void> {
const channel = this.getChannel(id);
if (this.activeChannel?.id !== channel?.id) {
this.setActiveChannel(channel);
this._onActiveOutputChannel.fire(id);
}
const outputView = await this.viewsService.openView<OutputViewPane>(OUTPUT_VIEW_ID, !preserveFocus);
if (outputView && channel) {
outputView.showChannel(channel, !!preserveFocus);
}
}
getChannel(id: string): OutputChannel | undefined {
return this.channels.get(id);
}
getChannelDescriptor(id: string): IOutputChannelDescriptor | undefined {
return Registry.as<IOutputChannelRegistry>(Extensions.OutputChannels).getChannel(id);
}
getChannelDescriptors(): IOutputChannelDescriptor[] {
return Registry.as<IOutputChannelRegistry>(Extensions.OutputChannels).getChannels();
}
getActiveChannel(): IOutputChannel | undefined {
return this.activeChannel;
}
private async onDidRegisterChannel(channelId: string): Promise<void> {
const channel = this.createChannel(channelId);
this.channels.set(channelId, channel);
if (!this.activeChannel || this.activeChannelIdInStorage === channelId) {
this.setActiveChannel(channel);
this._onActiveOutputChannel.fire(channelId);
const outputView = this.viewsService.getActiveViewWithId<OutputViewPane>(OUTPUT_VIEW_ID);
outputView?.showChannel(channel, true);
}
}
private createChannel(id: string): OutputChannel {
const channelDisposables: IDisposable[] = [];
const channel = this.instantiateChannel(id);
channel.model.onDispose(() => {
if (this.activeChannel === channel) {
const channels = this.getChannelDescriptors();
const channel = channels.length ? this.getChannel(channels[0].id) : undefined;
if (channel && this.viewsService.isViewVisible(OUTPUT_VIEW_ID)) {
this.showChannel(channel.id);
} else {
this.setActiveChannel(undefined);
}
}
Registry.as<IOutputChannelRegistry>(Extensions.OutputChannels).removeChannel(id);
dispose(channelDisposables);
}, channelDisposables);
return channel;
}
private instantiateChannel(id: string): OutputChannel {
const channelData = Registry.as<IOutputChannelRegistry>(Extensions.OutputChannels).getChannel(id);
if (!channelData) {
this.logService.error(`Channel '${id}' is not registered yet`);
throw new Error(`Channel '${id}' is not registered yet`);
}
return this.instantiationService.createInstance(OutputChannel, channelData);
}
private setActiveChannel(channel: OutputChannel | undefined): void {
this.activeChannel = channel;
if (this.activeChannel) {
this.storageService.store(OUTPUT_ACTIVE_CHANNEL_KEY, this.activeChannel.id, StorageScope.WORKSPACE, StorageTarget.USER);
} else {
this.storageService.remove(OUTPUT_ACTIVE_CHANNEL_KEY, StorageScope.WORKSPACE);
}
}
}
export class LogContentProvider {
private channelModels: Map<string, IOutputChannelModel> = new Map<string, IOutputChannelModel>();
constructor(
@IOutputService private readonly outputService: IOutputService,
@IOutputChannelModelService private readonly outputChannelModelService: IOutputChannelModelService,
@ILanguageService private readonly languageService: ILanguageService
) {
}
provideTextContent(resource: URI): Promise<ITextModel> | null {
if (resource.scheme === LOG_SCHEME) {
const channelModel = this.getChannelModel(resource);
if (channelModel) {
return channelModel.loadModel();
}
}
return null;
}
private getChannelModel(resource: URI): IOutputChannelModel | undefined {
const channelId = resource.path;
let channelModel = this.channelModels.get(channelId);
if (!channelModel) {
const channelDisposables: IDisposable[] = [];
const outputChannelDescriptor = this.outputService.getChannelDescriptors().filter(({ id }) => id === channelId)[0];
if (outputChannelDescriptor && outputChannelDescriptor.file) {
channelModel = this.outputChannelModelService.createOutputChannelModel(channelId, resource, outputChannelDescriptor.languageId ? this.languageService.createById(outputChannelDescriptor.languageId) : this.languageService.createByMimeType(outputChannelDescriptor.log ? LOG_MIME : OUTPUT_MIME), outputChannelDescriptor.file);
channelModel.onDispose(() => dispose(channelDisposables), channelDisposables);
this.channelModels.set(channelId, channelModel);
}
}
return channelModel;
}
}
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