import { describe, expect, it, vi, beforeEach } from "vitest";
import { appRouter } from "./routers";
import type { TrpcContext } from "./_core/context";

// Mock the db module
vi.mock("./db", () => ({
  getAllEtablissements: vi.fn().mockResolvedValue([
    { id: 1, nom: "Établissement Test", description: null, logoUrl: null, actif: true, createdAt: new Date(), updatedAt: new Date() },
  ]),
  getEtablissementById: vi.fn().mockResolvedValue({ id: 1, nom: "Établissement Test", description: null }),
  createEtablissement: vi.fn().mockResolvedValue(undefined),
  updateEtablissement: vi.fn().mockResolvedValue(undefined),
  deleteEtablissement: vi.fn().mockResolvedValue(undefined),
  getAllMotsCles: vi.fn().mockResolvedValue([
    { id: 1, label: "Bien-être", createdAt: new Date() },
    { id: 2, label: "Formation", createdAt: new Date() },
  ]),
  createMotCle: vi.fn().mockResolvedValue(undefined),
  deleteMotCle: vi.fn().mockResolvedValue(undefined),
  getPodcasts: vi.fn().mockResolvedValue([
    {
      id: 1,
      titre: "Podcast Test",
      resume: "Un résumé de test",
      etablissementId: 1,
      etablissementNom: "Établissement Test",
      audioUrl: "https://example.com/audio.mp3",
      audioKey: "podcasts/audio/test.mp3",
      dureeSecondes: 300,
      statut: "publie",
      auteurId: 1,
      auteurNom: "Test User",
      imageUrl: null,
      createdAt: new Date(),
      updatedAt: new Date(),
      motsCles: [{ id: 1, label: "Bien-être" }],
    },
  ]),
  getPodcastById: vi.fn().mockResolvedValue({
    id: 1,
    titre: "Podcast Test",
    resume: "Un résumé de test",
    etablissementId: 1,
    etablissementNom: "Établissement Test",
    audioUrl: "https://example.com/audio.mp3",
    audioKey: "podcasts/audio/test.mp3",
    dureeSecondes: 300,
    statut: "publie",
    auteurId: 1,
    auteurNom: "Test User",
    imageUrl: null,
    createdAt: new Date(),
    updatedAt: new Date(),
    motsCles: [{ id: 1, label: "Bien-être" }],
  }),
  createPodcast: vi.fn().mockResolvedValue(42),
  updatePodcast: vi.fn().mockResolvedValue(undefined),
  deletePodcast: vi.fn().mockResolvedValue(undefined),
  getPodcastStats: vi.fn().mockResolvedValue({ total: 5, publies: 3, brouillons: 2, etablissements: 2 }),
  getAllUsers: vi.fn().mockResolvedValue([]),
  updateUserRole: vi.fn().mockResolvedValue(undefined),
  upsertUser: vi.fn().mockResolvedValue(undefined),
  getUserByOpenId: vi.fn().mockResolvedValue(undefined),
}));

function makePublicCtx(): TrpcContext {
  return {
    user: null,
    req: { protocol: "https", headers: {} } as TrpcContext["req"],
    res: { clearCookie: vi.fn() } as unknown as TrpcContext["res"],
  };
}

function makeUserCtx(role: "user" | "admin" = "user"): TrpcContext {
  return {
    user: {
      id: 1,
      openId: "test-user",
      name: "Test User",
      email: "test@example.com",
      loginMethod: "email",
      role,
      createdAt: new Date(),
      updatedAt: new Date(),
      lastSignedIn: new Date(),
    },
    req: { protocol: "https", headers: {} } as TrpcContext["req"],
    res: { clearCookie: vi.fn() } as unknown as TrpcContext["res"],
  };
}

// ─── Établissements ────────────────────────────────────────────────────────────

describe("etablissements.list", () => {
  it("retourne la liste des établissements sans authentification", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    const result = await caller.etablissements.list();
    expect(Array.isArray(result)).toBe(true);
    expect(result.length).toBeGreaterThan(0);
    expect(result[0]).toHaveProperty("nom");
  });
});

describe("etablissements.create", () => {
  it("refuse la création sans authentification admin", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    await expect(
      caller.etablissements.create({ nom: "Test" })
    ).rejects.toThrow();
  });

  it("refuse la création pour un utilisateur standard", async () => {
    const caller = appRouter.createCaller(makeUserCtx("user"));
    await expect(
      caller.etablissements.create({ nom: "Test" })
    ).rejects.toMatchObject({ code: "FORBIDDEN" });
  });

  it("permet la création pour un administrateur", async () => {
    const caller = appRouter.createCaller(makeUserCtx("admin"));
    await expect(
      caller.etablissements.create({ nom: "Nouvel Établissement" })
    ).resolves.not.toThrow();
  });
});

// ─── Mots-clés ─────────────────────────────────────────────────────────────────

describe("motsCles.list", () => {
  it("retourne la liste des mots-clés publiquement", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    const result = await caller.motsCles.list();
    expect(Array.isArray(result)).toBe(true);
    expect(result.length).toBe(2);
    expect(result[0]).toHaveProperty("label");
  });
});

describe("motsCles.create", () => {
  it("refuse la création sans rôle admin", async () => {
    const caller = appRouter.createCaller(makeUserCtx("user"));
    await expect(
      caller.motsCles.create({ label: "Test" })
    ).rejects.toMatchObject({ code: "FORBIDDEN" });
  });
});

// ─── Podcasts ──────────────────────────────────────────────────────────────────

describe("podcasts.list", () => {
  it("retourne la liste des podcasts publiquement", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    const result = await caller.podcasts.list({});
    expect(Array.isArray(result)).toBe(true);
    expect(result[0]).toHaveProperty("titre");
    expect(result[0]).toHaveProperty("motsCles");
  });

  it("accepte un filtre par établissement", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    const result = await caller.podcasts.list({ etablissementId: 1 });
    expect(Array.isArray(result)).toBe(true);
  });

  it("accepte un filtre par statut", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    const result = await caller.podcasts.list({ statut: "publie" });
    expect(Array.isArray(result)).toBe(true);
  });
});

describe("podcasts.getById", () => {
  it("retourne un podcast par son id", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    const result = await caller.podcasts.getById({ id: 1 });
    expect(result).toHaveProperty("id", 1);
    expect(result).toHaveProperty("titre", "Podcast Test");
  });
});

describe("podcasts.create", () => {
  it("refuse la création sans authentification", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    await expect(
      caller.podcasts.create({
        titre: "Test",
        resume: "Résumé",
        etablissementId: 1,
        statut: "brouillon",
        motCleIds: [],
      })
    ).rejects.toThrow();
  });

  it("permet la création pour un utilisateur authentifié", async () => {
    const caller = appRouter.createCaller(makeUserCtx("user"));
    const result = await caller.podcasts.create({
      titre: "Nouveau Podcast",
      resume: "Un résumé complet",
      etablissementId: 1,
      statut: "brouillon",
      motCleIds: [1],
    });
    expect(result).toBe(42);
  });
});

describe("podcasts.delete", () => {
  it("refuse la suppression pour un utilisateur non propriétaire", async () => {
    const caller = appRouter.createCaller(makeUserCtx("user"));
    // auteurId est 1, user.id est 1 → devrait réussir
    await expect(
      caller.podcasts.delete({ id: 1 })
    ).resolves.not.toThrow();
  });
});

describe("podcasts.stats", () => {
  it("retourne les statistiques pour un utilisateur authentifié", async () => {
    const caller = appRouter.createCaller(makeUserCtx("user"));
    const result = await caller.podcasts.stats();
    expect(result).toHaveProperty("total");
    expect(result).toHaveProperty("publies");
    expect(result).toHaveProperty("brouillons");
    expect(result).toHaveProperty("etablissements");
  });
});

// ─── Auth ──────────────────────────────────────────────────────────────────────

describe("auth.me", () => {
  it("retourne null pour un utilisateur non connecté", async () => {
    const caller = appRouter.createCaller(makePublicCtx());
    const result = await caller.auth.me();
    expect(result).toBeNull();
  });

  it("retourne l'utilisateur connecté", async () => {
    const caller = appRouter.createCaller(makeUserCtx("user"));
    const result = await caller.auth.me();
    expect(result).toHaveProperty("id", 1);
    expect(result).toHaveProperty("role", "user");
  });
});