feat(domain): add ngrx

Author: Peter Smith

libs/ddd/src/schematics/domain/index.ts

@@ -12,20 +12,23 @@ import {
 
 import { strings } from '@angular-devkit/core';
 import { DomainOptions } from './schema';
-import { addDomainToLintingRules } from '../rules';
+import {
+  addDomainToLintingRules,
+  addNgrxImportsToApp,
+  addNgRxToPackageJson,
+} from '../rules';
 
 export default function (options: DomainOptions): Rule {
   const libFolder = strings.dasherize(options.name);
 
-  const templateSource = options.ngrx
-    ? apply(url('./ngrx-files'), [
-        template({}),
-        move(`libs/${libFolder}/domain/src/lib`),
-      ])
-    : apply(url('./files'), [
-        template({}),
-        move(`libs/${libFolder}/domain/src/lib`),
-      ]);
+  const templateSource = apply(url('./files'), [
+    template({}),
+    move(`libs/${libFolder}/domain/src/lib`),
+  ]);
+
+  const appFolderName = strings.dasherize(options.name);
+  const appPath = `apps/${appFolderName}/src/app`;
+  const appModulePath = `${appPath}/app.module.ts`;
 
   return chain([
     externalSchematic('@nrwl/angular', 'lib', {
@@ -46,5 +49,18 @@ export default function (options: DomainOptions): Rule {
           tags: `domain:${options.name},type:app`,
           style: 'scss',
         }),
+    options.addApp && options.ngrx
+      ? chain([
+          externalSchematic('@ngrx/schematics', 'store', {
+            project: options.name,
+            root: true,
+            minimal: true,
+            module: 'app.module.ts',
+            name: 'state',
+          }),
+          addNgrxImportsToApp(appModulePath),
+          addNgRxToPackageJson(),
+        ])
+      : noop(),
   ]);
 }

libs/ddd/src/schematics/domain/schema.json

@@ -18,6 +18,12 @@
       "x-prompt": "Would you like to add an associated application?",
       "default": false
     },
+    "ngrx": {
+      "type": "boolean",
+      "default": false,
+      "description": "Add ngrx for the associated app (addApp required)",
+      "x-prompt": "Would you like to add NgRx to your associated application?"
+    },
     "type": {
       "type": "string",
       "enum": ["internal", "buildable", "publishable"],

libs/ddd/src/schematics/domain/schema.ts

@@ -14,6 +14,10 @@ export interface DomainOptions {
    * Add an app for the domain?
    */
   addApp?: boolean;
+  /**
+   * Add ngrx for the associated app (addApp required)
+   */
+  ngrx?: boolean;
   /**
    * A type to determine if and how to build the library.
    */

libs/ddd/src/schematics/rules/add-ngrx-imports-to-app.ts

@@ -0,0 +1,23 @@
+import { Tree, Rule } from '@angular-devkit/schematics';
+import { addImportToModule } from '@schematics/angular/utility/ast-utils';
+import { readIntoSourceFile, insert } from '../utils';
+
+/**
+ * addNgrxImportsToApp
+ * @param modulePath the path of the moudule the import is being included in
+ */
+export function addNgrxImportsToApp(modulePath: string): Rule {
+  return (host: Tree) => {
+    const effectsForRoot = `EffectsModule.forRoot()`;
+
+    if (!host.exists(modulePath)) {
+      return;
+    }
+
+    const source = readIntoSourceFile(host, modulePath);
+
+    insert(host, modulePath, [
+      ...addImportToModule(source, modulePath, effectsForRoot, '@ngrx/effects'),
+    ]);
+  };
+}

libs/ddd/src/schematics/rules/add-ngrx-to-package-json.ts

@@ -15,7 +15,8 @@ export function addNgRxToPackageJson(): Rule {
     {
       '@ngrx/store': ngrxVersion,
       '@ngrx/effects': ngrxVersion,
-      '@ngrx/entity': ngrxVersion
+      '@ngrx/entity': ngrxVersion,
+      '@ngrx/store-devtools': ngrxVersion,
     },
     {}
   );

libs/ddd/src/schematics/rules/index.ts

@@ -6,4 +6,5 @@ export * from './add-ts-exports';
 export * from './filter-templates';
 export * from './init-linting-rules';
 export * from './add-ngrx-imports-to-domain';
+export * from './add-ngrx-imports-to-app';
 export * from './add-ngrx-to-package-json';