default selection is now none

src/domain/Application.ts

@@ -21,7 +21,13 @@ export class Application implements IApplication {
         }
         this.flattened = flatten(categories);
         if (this.flattened.allCategories.length === 0) {
-            throw new Error('An application must consist of at least one category');
+            throw new Error('Application must consist of at least one category');
+        }
+        if (this.flattened.allScripts.length === 0) {
+            throw new Error('Application must consist of at least one script');
+        }
+        if (this.flattened.allScripts.filter((script) => script.isRecommended).length === 0) {
+            throw new Error('Application must consist of at least one recommended script');
         }
         ensureNoDuplicates(this.flattened.allCategories);
         ensureNoDuplicates(this.flattened.allScripts);
@@ -31,6 +37,10 @@ export class Application implements IApplication {
         return this.flattened.allCategories.find((category) => category.id === categoryId);
     }
 
+    public getRecommendedScripts(): readonly IScript[] {
+        return this.flattened.allScripts.filter((script) => script.isRecommended);
+    }
+
     public findScript(scriptId: string): IScript | undefined {
         return this.flattened.allScripts.find((script) => script.id === scriptId);
     }

src/domain/IApplication.ts

@@ -2,7 +2,13 @@ import { IScript } from '@/domain/IScript';
 import { ICategory } from '@/domain/ICategory';
 
 export interface IApplication {
+    readonly name: string;
+    readonly version: number;
     readonly categories: ReadonlyArray<ICategory>;
+    readonly totalScripts: number;
+    readonly totalCategories: number;
+
+    getRecommendedScripts(): ReadonlyArray<IScript>;
     findCategory(categoryId: number): ICategory | undefined;
     findScript(scriptId: string): IScript | undefined;
     getAllScripts(): ReadonlyArray<IScript>;

src/domain/IScript.ts

@@ -4,5 +4,6 @@ import { IDocumentable } from './IDocumentable';
 export interface IScript extends IEntity<string>, IDocumentable {
     readonly name: string;
     readonly code: string;
+    readonly isRecommended: boolean;
     readonly documentationUrls: ReadonlyArray<string>;
 }

src/domain/Script.ts

@@ -28,7 +28,11 @@ export class Script extends BaseEntity<string> implements IScript {
         return true;
     }
 
-    constructor(public name: string, public code: string, public documentationUrls: ReadonlyArray<string>) {
+    constructor(
+        public name: string,
+        public code: string,
+        public documentationUrls: ReadonlyArray<string>,
+        public isRecommended: boolean) {
         super(name);
         if (code == null || code.length === 0) {
             throw new Error('Code is empty or null');