feat(ng-deploy): add option for buildTarget (#2281)

Co-authored-by: James Daniels <james@jamesdaniels.net>

src/schematics/deploy/actions.spec.ts

@@ -9,6 +9,7 @@ let firebaseMock: FirebaseTools;
 
 const FIREBASE_PROJECT = 'ikachu-aa3ef';
 const PROJECT = 'pirojok-project';
+const BUILD_TARGET = `${PROJECT}:build:production`;
 
 describe('Deploy Angular apps', () => {
   beforeEach(() => initMocks());
@@ -21,7 +22,7 @@ describe('Deploy Angular apps', () => {
 
   it('should invoke the builder', async () => {
     const spy = spyOn(context, 'scheduleTarget').and.callThrough();
-    await deploy(firebaseMock, context, 'host', FIREBASE_PROJECT);
+    await deploy(firebaseMock, context, 'host', BUILD_TARGET, FIREBASE_PROJECT);
     expect(spy).toHaveBeenCalled();
     expect(spy).toHaveBeenCalledWith({
       target: 'build',
@@ -30,9 +31,17 @@ describe('Deploy Angular apps', () => {
     });
   });
 
+  it('should allow the buildTarget to be specified', async () => {
+    const buildTarget = `${PROJECT}:prerender`;
+    const spy = spyOn(context, 'scheduleTarget').and.callThrough();
+    await deploy(firebaseMock, context, 'host', buildTarget, FIREBASE_PROJECT);
+    expect(spy).toHaveBeenCalled();
+    expect(spy).toHaveBeenCalledWith({ target: 'prerender', project: PROJECT });
+  });
+
   it('should invoke firebase.deploy', async () => {
     const spy = spyOn(firebaseMock, 'deploy').and.callThrough();
-    await deploy(firebaseMock, context, 'host', FIREBASE_PROJECT);
+    await deploy(firebaseMock, context, 'host', BUILD_TARGET, FIREBASE_PROJECT);
     expect(spy).toHaveBeenCalled();
     expect(spy).toHaveBeenCalledWith({
       cwd: 'host', only: 'hosting:' + PROJECT
@@ -42,7 +51,7 @@ describe('Deploy Angular apps', () => {
   describe('error handling',  () => {
     it('throws if there is no firebase project', async () => {
       try {
-        await deploy(firebaseMock, context, 'host')
+        await deploy(firebaseMock, context, 'host', BUILD_TARGET)
         fail();
       } catch (e) {
         expect(e.message).toMatch(/Cannot find firebase project/);
@@ -52,7 +61,7 @@ describe('Deploy Angular apps', () => {
     it('throws if there is no target project', async () => {
       context.target = undefined;
       try {
-        await deploy(firebaseMock, context, 'host', FIREBASE_PROJECT)
+        await deploy(firebaseMock, context, 'host', BUILD_TARGET, FIREBASE_PROJECT)
         fail();
       } catch (e) {
         expect(e.message).toMatch(/Cannot execute the build target/);
@@ -94,4 +103,4 @@ const initMocks = () => {
     scheduleBuilder: (_: string, __?: JsonObject, ___?: ScheduleOptions) => Promise.resolve({} as BuilderRun),
     scheduleTarget: (_: Target, __?: JsonObject, ___?: ScheduleOptions) => Promise.resolve({} as BuilderRun)
   };
-};
+};

src/schematics/deploy/actions.ts

@@ -1,11 +1,12 @@
-import { BuilderContext } from "@angular-devkit/architect";
+import { BuilderContext, targetFromTargetString } from "@angular-devkit/architect";
 import { FirebaseTools } from "../interfaces";
 
 export default async function deploy(
   firebaseTools: FirebaseTools,
   context: BuilderContext,
   projectRoot: string,
-  firebaseProject?: string
+  buildTarget: string,
+  firebaseProject?: string,
 ) {
   if (!firebaseProject) {
     throw new Error("Cannot find firebase project for your app in .firebaserc");
@@ -19,11 +20,7 @@ export default async function deploy(
 
   context.logger.info(`📦 Building "${context.target.project}"`);
 
-  const run = await context.scheduleTarget({
-    target: "build",
-    project: context.target.project,
-    configuration: "production"
-  });
+  const run = await context.scheduleTarget(targetFromTargetString(buildTarget));
   await run.result;
 
   try {

src/schematics/deploy/builder.ts

@@ -5,14 +5,17 @@ import {
 } from "@angular-devkit/architect";
 import { NodeJsSyncHost } from "@angular-devkit/core/node";
 import deploy from "./actions";
-import { experimental, normalize } from "@angular-devkit/core";
+import { experimental, normalize, json } from "@angular-devkit/core";
+import { DeployBuilderSchema } from '../interfaces';
 import * as path from "path";
 import { getFirebaseProjectName } from "../utils";
 
+type DeployBuilderOptions = DeployBuilderSchema & json.JsonObject;
+
 // Call the createBuilder() function to create a builder. This mirrors
 // createJobHandler() but add typings specific to Architect Builders.
 export default createBuilder<any>(
-  async (_: any, context: BuilderContext): Promise<BuilderOutput> => {
+  async (options: DeployBuilderOptions, context: BuilderContext): Promise<BuilderOutput> => {
     // The project root is added to a BuilderContext.
     const root = normalize(context.workspaceRoot);
     const workspace = new experimental.workspace.Workspace(
@@ -34,11 +37,14 @@ export default createBuilder<any>(
       context.target.project
     );
 
+    const buildTarget = options.buildTarget || `build:${context.target.project}:production`;
+
     try {
       await deploy(
         require("firebase-tools"),
         context,
         path.join(context.workspaceRoot, project.root),
+        buildTarget,
         firebaseProject
       );
     } catch (e) {

src/schematics/deploy/schema.json

@@ -1,6 +1,13 @@
 {
+  "$schema": "http://json-schema.org/draft-07/schema",
   "id": "FirebaseDeploySchema",
   "title": "Firebase Deploy",
-  "description": "TBD",
-  "properties": {}
+  "description": "Ng Deploy target options for Firebase.",
+  "properties": {
+    "buildTarget": {
+      "type": "string",
+      "description": "Target to build.",
+      "pattern": "^[^:\\s]+:[^:\\s]+(:[^\\s]+)?$"
+    }
+  }
 }

src/schematics/interfaces.ts

@@ -46,3 +46,7 @@ export interface FirebaseRcTarget {
 export interface FirebaseRc {
   targets?: Record<string, FirebaseRcTarget>;
 }
+
+export interface DeployBuilderSchema {
+  buildTarget?: string;
+}