Pass PR template to TitleAndDescriptionProvider (#8025)

Author: kycutler

src/api/api.d.ts

@@ -242,7 +242,7 @@ export interface IGit {
 }
 
 export interface TitleAndDescriptionProvider {
-	provideTitleAndDescription(context: { commitMessages: string[], patches: string[] | { patch: string, fileUri: string, previousFileUri?: string }[], issues?: { reference: string, content: string }[] }, token: CancellationToken): Promise<{ title: string, description?: string } | undefined>;
+	provideTitleAndDescription(context: { commitMessages: string[], patches: string[] | { patch: string, fileUri: string, previousFileUri?: string }[], issues?: { reference: string, content: string }[], template?: string }, token: CancellationToken): Promise<{ title: string, description?: string } | undefined>;
 }
 
 export interface ReviewerComments {

src/github/createPRViewProvider.ts

@@ -1028,11 +1028,13 @@ export class CreatePullRequestViewProvider extends BaseCreatePullRequestViewProv
 	private async getTitleAndDescriptionFromProvider(token: vscode.CancellationToken, searchTerm?: string) {
 		return CreatePullRequestViewProvider.withProgress(async () => {
 			try {
+				const templatePromise = this.getPullRequestTemplate(); // Fetch in parallel
 				const { commitMessages, patches } = await this.getCommitsAndPatches();
 				const issues = await this.findIssueContext(commitMessages);
+				const template = await templatePromise;
 
 				const provider = this._folderRepositoryManager.getTitleAndDescriptionProvider(searchTerm);
-				const result = await provider?.provider.provideTitleAndDescription({ commitMessages, patches, issues }, token);
+				const result = await provider?.provider.provideTitleAndDescription({ commitMessages, patches, issues, template }, token);
 
 				if (provider) {
 					this.lastGeneratedTitleAndDescription = { ...result, providerTitle: provider.title };