align first add of launch configuration to preferences

fix wrong behavior of creating it always hard coded under .theia folder

Signed-off-by: Amiram Wingarten <amiram.wingarten@sap.com>

packages/debug/src/browser/debug-configuration-manager.ts

@@ -21,12 +21,12 @@
 
 import debounce = require('p-debounce');
 import { visit } from 'jsonc-parser';
-import { injectable, inject, postConstruct } from 'inversify';
+import { inject, injectable, postConstruct } from 'inversify';
 import URI from '@theia/core/lib/common/uri';
-import { Event, Emitter, WaitUntilEvent } from '@theia/core/lib/common/event';
+import { Emitter, Event, WaitUntilEvent } from '@theia/core/lib/common/event';
 import { EditorManager, EditorWidget } from '@theia/editor/lib/browser';
 import { MonacoEditor } from '@theia/monaco/lib/browser/monaco-editor';
-import { StorageService, PreferenceService } from '@theia/core/lib/browser';
+import { PreferenceService, StorageService } from '@theia/core/lib/browser';
 import { QuickPickService } from '@theia/core/lib/common/quick-pick-service';
 import { WorkspaceService } from '@theia/workspace/lib/browser/workspace-service';
 import { DebugConfigurationModel } from './debug-configuration-model';
@@ -36,6 +36,7 @@ import { ContextKey, ContextKeyService } from '@theia/core/lib/browser/context-k
 import { DebugConfiguration } from '../common/debug-common';
 import { WorkspaceVariableContribution } from '@theia/workspace/lib/browser/workspace-variable-contribution';
 import { FileSystem, FileSystemError } from '@theia/filesystem/lib/common';
+import { PreferenceConfigurations } from '@theia/core/lib/browser/preferences/preference-configurations';
 
 export interface WillProvideDebugConfiguration extends WaitUntilEvent {
 }
@@ -61,6 +62,9 @@ export class DebugConfigurationManager {
     @inject(PreferenceService)
     protected readonly preferences: PreferenceService;
 
+    @inject(PreferenceConfigurations)
+    protected readonly preferenceConfigurations: PreferenceConfigurations;
+
     @inject(WorkspaceVariableContribution)
     protected readonly workspaceVariables: WorkspaceVariableContribution;
 
@@ -258,12 +262,23 @@ export class DebugConfigurationManager {
         });
     }
     protected async doCreate(model: DebugConfigurationModel): Promise<URI> {
-        const uri = new URI(model.workspaceFolderUri).resolve('.theia/launch.json');
+        await this.preferences.set('launch', {}); // create dummy launch.json in the correct place
+        const { configUri } = this.preferences.resolve('launch'); // get uri to write content to it
+        let uri: URI;
+        if (configUri && configUri.path.base === 'launch.json') {
+            uri = configUri;
+        } else { // fallback
+            uri = new URI(model.workspaceFolderUri).resolve(`${this.preferenceConfigurations.getPaths()[0]}/launch.json`);
+        }
         const debugType = await this.selectDebugType();
         const configurations = debugType ? await this.provideDebugConfigurations(debugType, model.workspaceFolderUri) : [];
         const content = this.getInitialConfigurationContent(configurations);
+        const fileStat = await this.filesystem.getFileStat(uri.toString());
+        if (!fileStat) {
+            throw new Error(`file not found: ${uri.toString()}`);
+        }
         try {
-            await this.filesystem.createFile(uri.toString(), { content });
+            await this.filesystem.setContent(fileStat, content);
         } catch (e) {
             if (!FileSystemError.FileExists.is(e)) {
                 throw e;