refactor folders to move "/state" (IApplicationState) inside "/context" (IApplicationContext)

src/application/Context/State/Code/ApplicationCode.ts

@@ -0,0 +1,39 @@
+import { CodeChangedEvent } from './Event/CodeChangedEvent';
+import { CodePosition } from './Position/CodePosition';
+import { ICodeChangedEvent } from './Event/ICodeChangedEvent';
+import { SelectedScript } from '@/application/Context/State/Selection/SelectedScript';
+import { IUserSelection } from '@/application/Context/State/Selection/IUserSelection';
+import { UserScriptGenerator } from './Generation/UserScriptGenerator';
+import { Signal } from '@/infrastructure/Events/Signal';
+import { IApplicationCode } from './IApplicationCode';
+import { IUserScriptGenerator } from './Generation/IUserScriptGenerator';
+import { IScriptingDefinition } from '@/domain/IScriptingDefinition';
+
+export class ApplicationCode implements IApplicationCode {
+    public readonly changed = new Signal<ICodeChangedEvent>();
+    public current: string;
+
+    private scriptPositions = new Map<SelectedScript, CodePosition>();
+
+    constructor(
+        userSelection: IUserSelection,
+        private readonly scriptingDefinition: IScriptingDefinition,
+        private readonly generator: IUserScriptGenerator = new UserScriptGenerator()) {
+        if (!userSelection) { throw new Error('userSelection is null or undefined'); }
+        if (!scriptingDefinition) { throw new Error('scriptingDefinition is null or undefined'); }
+        if (!generator) { throw new Error('generator is null or undefined'); }
+        this.setCode(userSelection.selectedScripts);
+        userSelection.changed.on((scripts) => {
+            this.setCode(scripts);
+        });
+    }
+
+    private setCode(scripts: ReadonlyArray<SelectedScript>): void {
+        const oldScripts = Array.from(this.scriptPositions.keys());
+        const code = this.generator.buildCode(scripts, this.scriptingDefinition);
+        this.current = code.code;
+        this.scriptPositions = code.scriptPositions;
+        const event = new CodeChangedEvent(code.code, oldScripts, code.scriptPositions);
+        this.changed.notify(event);
+    }
+}