refactor: generate ids for new rundowns

apps/server/src/models/dataModel.ts

@@ -1,7 +1,8 @@
 import { DatabaseModel, Rundown } from 'ontime-types';
 import { ONTIME_VERSION } from '../ONTIME_VERSION.js';
+import { generateId } from 'ontime-utils';
 
-export const defaultRundown: Rundown = {
+const defaultRundown: Rundown = {
   id: 'default',
   title: 'Default',
   order: [],
@@ -10,7 +11,7 @@ export const defaultRundown: Rundown = {
   revision: 0,
 };
 
-export const dbModel: DatabaseModel = {
+const dbModel: DatabaseModel = {
   rundowns: {
     default: { ...defaultRundown },
   },
@@ -46,3 +47,36 @@ export const dbModel: DatabaseModel = {
     automations: {},
   },
 };
+
+/**
+ * Creates a new project with a single rundown of given Id
+ */
+export function makeNewProject(defaultRundownId?: string): DatabaseModel {
+  const rundown = makeNewRundown(defaultRundownId);
+  const newProject = structuredClone(dbModel);
+  newProject.rundowns = {
+    [rundown.id]: rundown,
+  };
+
+  return newProject;
+}
+
+/**
+ * Creates a new rundown with given Id
+ */
+export function makeNewRundown(id?: string): Rundown {
+  const rundownId = id || generateId();
+  const newRundown = structuredClone(defaultRundown);
+  newRundown.id = rundownId;
+  return newRundown;
+}
+
+/**
+ * Get a top level property of the DatabaseModel
+ */
+export function getPartialProject<T extends keyof DatabaseModel>(key: T): DatabaseModel[T] {
+  if (Object.hasOwn(dbModel, key)) {
+    return structuredClone(dbModel[key]);
+  }
+  throw new Error(`Key ${key} does not exist on DatabaseModel`);
+}