feat: add contentSchema (#156)

docs/demo/src/content/config.ts

@@ -1,9 +1,9 @@
-import { chapterSchema, lessonSchema, partSchema, tutorialSchema } from '@tutorialkit/types';
+import { contentSchema } from '@tutorialkit/types';
 import { defineCollection } from 'astro:content';
 
 const tutorial = defineCollection({
   type: 'content',
-  schema: tutorialSchema.strict().or(partSchema.strict()).or(chapterSchema.strict()).or(lessonSchema.strict()),
+  schema: contentSchema,
 });
 
 export const collections = { tutorial };

packages/template/src/content/config.ts

@@ -1,9 +1,9 @@
-import { chapterSchema, lessonSchema, partSchema, tutorialSchema } from '@tutorialkit/types';
+import { contentSchema } from '@tutorialkit/types';
 import { defineCollection } from 'astro:content';
 
 const tutorial = defineCollection({
   type: 'content',
-  schema: tutorialSchema.strict().or(partSchema.strict()).or(chapterSchema.strict()).or(lessonSchema.strict()),
+  schema: contentSchema,
 });
 
 export const collections = { tutorial };

packages/types/src/schemas/content.spec.ts

@@ -0,0 +1,56 @@
+import { describe, it, expect } from 'vitest';
+import { contentSchema } from './content.js';
+
+describe('contentSchema', () => {
+  it('should validate a valid part', () => {
+    expect(() =>
+      contentSchema.parse({
+        title: 'Part 1',
+        type: 'part',
+        slug: 'part-one',
+      }),
+    ).not.toThrow();
+  });
+
+  it('should validate an invalid part', () => {
+    expect(() =>
+      contentSchema.parse({
+        type: 'part',
+      }),
+    ).toThrow();
+  });
+
+  it('should validate a valid chapter', () => {
+    expect(() =>
+      contentSchema.parse({
+        type: 'chapter',
+        title: 'Chapter 1',
+      }),
+    ).not.toThrow();
+  });
+
+  it('should validate an invalid chapter', () => {
+    expect(() =>
+      contentSchema.parse({
+        type: 'chapter',
+      }),
+    ).toThrow();
+  });
+
+  it('should validate a valid lesson', () => {
+    expect(() =>
+      contentSchema.parse({
+        type: 'lesson',
+        title: 'Lesson 1',
+      }),
+    ).not.toThrow();
+  });
+
+  it('should validate an invalid lesson', () => {
+    expect(() =>
+      contentSchema.parse({
+        type: 'lesson',
+      }),
+    ).toThrow();
+  });
+});

packages/types/src/schemas/content.ts

@@ -0,0 +1,13 @@
+import type { z } from 'zod';
+import { chapterSchema } from './chapter.js';
+import { lessonSchema } from './lesson.js';
+import { partSchema } from './part.js';
+import { tutorialSchema } from './tutorial.js';
+
+export const contentSchema = tutorialSchema
+  .strict()
+  .or(partSchema.strict())
+  .or(chapterSchema.strict())
+  .or(lessonSchema.strict());
+
+export type ContentSchema = z.infer<typeof contentSchema>;

packages/types/src/schemas/index.ts

@@ -1,5 +1,6 @@
 export * from './chapter.js';
 export * from './common.js';
+export * from './content.js';
 export * from './lesson.js';
 export * from './part.js';
 export * from './tutorial.js';