From fde58f2d3d3f6ea5eb6a37cfa36f7b3cde585f97 Mon Sep 17 00:00:00 2001
From: Danijel Martinek <danijel@fraqtal.xyz>
Date: Mon, 4 May 2026 22:32:53 +0200
Subject: [PATCH] feat(blog): add tRPC router with articleBySlug + listArticles
 + createArticle

---
 .../blog/src/integrations/api/router.test.ts  | 51 +++++++++++++++++++
 packages/blog/src/integrations/api/router.ts  | 39 ++++++++++++++
 2 files changed, 90 insertions(+)
 create mode 100644 packages/blog/src/integrations/api/router.test.ts
 create mode 100644 packages/blog/src/integrations/api/router.ts

diff --git a/packages/blog/src/integrations/api/router.test.ts b/packages/blog/src/integrations/api/router.test.ts
new file mode 100644
index 0000000..7bf8187
--- /dev/null
+++ b/packages/blog/src/integrations/api/router.test.ts
@@ -0,0 +1,51 @@
+import { beforeEach, describe, expect, it } from "vitest";
+import { blogContainer } from "@/di/container";
+import { BLOG_SYMBOLS } from "@/di/symbols";
+import { MockArticlesRepository } from "@/infrastructure/repositories/mock-articles.repository";
+import type { IArticlesRepository } from "@/application/repositories/articles-repository.interface";
+import { blogRouter } from "./router";
+
+describe("blogRouter", () => {
+  let repo: MockArticlesRepository;
+
+  beforeEach(() => {
+    if (blogContainer.isBound(BLOG_SYMBOLS.IArticlesRepository)) {
+      blogContainer.unbind(BLOG_SYMBOLS.IArticlesRepository);
+    }
+    repo = new MockArticlesRepository();
+    blogContainer
+      .bind<IArticlesRepository>(BLOG_SYMBOLS.IArticlesRepository)
+      .toConstantValue(repo);
+  });
+
+  it("exposes articleBySlug, listArticles, createArticle procedures", () => {
+    const procedureNames = Object.keys(blogRouter._def.procedures);
+    expect(procedureNames).toContain("articleBySlug");
+    expect(procedureNames).toContain("listArticles");
+    expect(procedureNames).toContain("createArticle");
+  });
+
+  it("articleBySlug returns the article when present", async () => {
+    const now = new Date();
+    await repo.createArticle({
+      id: "1",
+      title: "T",
+      slug: "t",
+      content: null,
+      status: "draft",
+      authorId: "u1",
+      createdAt: now,
+      updatedAt: now,
+    });
+
+    const caller = blogRouter.createCaller({});
+    const result = await caller.articleBySlug({ slug: "t" });
+    expect(result?.id).toBe("1");
+  });
+
+  it("listArticles returns all articles when no input is given", async () => {
+    const caller = blogRouter.createCaller({});
+    const result = await caller.listArticles();
+    expect(result).toEqual([]);
+  });
+});
diff --git a/packages/blog/src/integrations/api/router.ts b/packages/blog/src/integrations/api/router.ts
new file mode 100644
index 0000000..a25bac8
--- /dev/null
+++ b/packages/blog/src/integrations/api/router.ts
@@ -0,0 +1,39 @@
+import { z } from "zod";
+import { router, publicProcedure } from "@repo/core-shared/trpc/init";
+import {
+  createArticleController,
+  getArticlesController,
+  getArticleBySlugController,
+} from "@/interface-adapters/controllers/articles.controller";
+
+export const blogRouter = router({
+  articleBySlug: publicProcedure
+    .input(z.object({ slug: z.string().min(1) }))
+    .query(({ input }) => getArticleBySlugController(input)),
+
+  listArticles: publicProcedure
+    .input(
+      z
+        .object({
+          status: z.string().optional(),
+          authorId: z.string().optional(),
+          limit: z.number().optional(),
+          offset: z.number().optional(),
+        })
+        .optional(),
+    )
+    .query(({ input }) => getArticlesController(input ?? {})),
+
+  createArticle: publicProcedure
+    .input(
+      z.object({
+        title: z.string().min(1).max(255),
+        content: z.unknown().optional(),
+        authorId: z.string(),
+        slug: z.string().optional(),
+      }),
+    )
+    .mutation(({ input }) => createArticleController(input)),
+});
+
+export type BlogRouter = typeof blogRouter;