feat(discovery): POST /api/discover/[id] follow/want/dismiss actions

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-12 00:38:06 +02:00
parent bf868829d8
commit c7aeab5176
2 changed files with 164 additions and 0 deletions
@@ -0,0 +1,83 @@
+import { describe, it, expect, vi, afterEach } from "vitest";
+
+vi.mock("@/lib/musicbrainz", () => ({ browseReleaseGroups: vi.fn() }));
+import { browseReleaseGroups } from "@/lib/musicbrainz";
+import { prisma } from "@/lib/db";
+import { POST } from "./route";
+
+const mockBrowse = vi.mocked(browseReleaseGroups);
+afterEach(() => mockBrowse.mockReset());
+
+function post(id: string, body: unknown) {
+  return POST(
+    new Request(`http://localhost/api/discover/${id}`, {
+      method: "POST",
+      headers: { "content-type": "application/json" },
+      body: JSON.stringify(body),
+    }),
+    { params: Promise.resolve({ id }) },
+  );
+}
+
+async function artist(mbid = "a1") {
+  return prisma.discoverySuggestion.create({
+    data: { kind: "artist", artistMbid: mbid, artistName: "Cand", score: 1, seedCount: 1,
+            sources: ["listenbrainz"], secondaryTypes: [], dedupeKey: `artist:${mbid}:` },
+  });
+}
+async function album(rg = "rg1") {
+  return prisma.discoverySuggestion.create({
+    data: { kind: "album", artistMbid: "a9", artistName: "Band", rgMbid: rg, album: "Rec",
+            primaryType: "Album", score: 1, seedCount: 1, sources: ["listenbrainz"],
+            secondaryTypes: [], firstReleaseDate: "2023", dedupeKey: `album:a9:${rg}` },
+  });
+}
+
+describe("discover action API", () => {
+  it("dismiss marks the suggestion dismissed", async () => {
+    const s = await artist("d1");
+    const res = await post(s.id, { action: "dismiss" });
+    expect(res.status).toBe(200);
+    expect((await prisma.discoverySuggestion.findUnique({ where: { id: s.id } }))!.status).toBe("dismissed");
+  });
+
+  it("follow creates a WatchedArtist + unmonitored discography and marks followed", async () => {
+    mockBrowse.mockResolvedValue([
+      { rgMbid: "rg1", title: "Debut", primaryType: "Album", secondaryTypes: [], firstReleaseDate: "2019" },
+    ]);
+    const s = await artist("f1");
+    const res = await post(s.id, { action: "follow" });
+    expect(res.status).toBe(200);
+    expect(await prisma.watchedArtist.findUnique({ where: { mbid: "f1" } })).not.toBeNull();
+    const rel = await prisma.monitoredRelease.findUnique({ where: { rgMbid: "rg1" } });
+    expect(rel).toMatchObject({ monitored: false, artistName: "Cand" });
+    expect((await prisma.discoverySuggestion.findUnique({ where: { id: s.id } }))!.status).toBe("followed");
+  });
+
+  it("follow is idempotent when already following (no MB call, still marks followed)", async () => {
+    await prisma.watchedArtist.create({ data: { mbid: "f2", name: "Cand" } });
+    const s = await artist("f2");
+    const res = await post(s.id, { action: "follow" });
+    expect(res.status).toBe(200);
+    expect(mockBrowse).not.toHaveBeenCalled();
+    expect((await prisma.discoverySuggestion.findUnique({ where: { id: s.id } }))!.status).toBe("followed");
+  });
+
+  it("want upserts a monitored release from the suggestion and marks wanted", async () => {
+    const s = await album("rgW");
+    const res = await post(s.id, { action: "want" });
+    expect(res.status).toBe(200);
+    const rel = await prisma.monitoredRelease.findUnique({ where: { rgMbid: "rgW" } });
+    expect(rel).toMatchObject({ album: "Rec", monitored: true, artistName: "Band" });
+    expect((await prisma.discoverySuggestion.findUnique({ where: { id: s.id } }))!.status).toBe("wanted");
+  });
+
+  it("rejects bad action, mismatched kind, and unknown id", async () => {
+    const a = await artist("m1");
+    expect((await post(a.id, { action: "nope" })).status).toBe(400);
+    expect((await post(a.id, { action: "want" })).status).toBe(400);      // want on artist
+    const al = await album("rgM");
+    expect((await post(al.id, { action: "follow" })).status).toBe(400);   // follow on album
+    expect((await post("missing", { action: "dismiss" })).status).toBe(404);
+  });
+});