Add services and auth

src/controllers/channel/channel.ts

@@ -0,0 +1,27 @@
+import { type FastifyReply, type FastifyRequest } from "fastify";
+import type {
+    IChannelParams,
+    IChannelResponseError,
+    IChannelResponseSuccess,
+} from "./types.js";
+import { getChannelById } from "../../services/channel/channel.js";
+
+const getChannel = async (request: FastifyRequest, _reply: FastifyReply) => {
+    const { id } = request.params as IChannelParams;
+
+    const channel = await getChannelById(id);
+    if (!channel) {
+        return {
+            id: id,
+            error: "channel does not exist",
+        } as IChannelResponseError;
+    }
+
+    return {
+        id: channel.id,
+        name: channel.name,
+        communityId: channel.communityId,
+    } as IChannelResponseSuccess;
+};
+
+export { getChannel };