import { beforeAll, beforeEach, describe, expect, it, vi } from "vitest";
import { IPC_CHANNELS } from "../src/shared/ipc";
import type { ElectronApi } from "../src/shared/preload-api";

const electron = vi.hoisted(() => ({
  api: undefined as ElectronApi | undefined,
  invoke: vi.fn<(...args: unknown[]) => Promise<unknown>>(async () => undefined),
  getPathForFile: vi.fn(() => "C:\\Imports\\dropped.dlc"),
  on: vi.fn(),
  removeListener: vi.fn()
}));

vi.mock("electron", () => ({
  contextBridge: {
    exposeInMainWorld: (_name: string, api: ElectronApi) => {
      electron.api = api;
    }
  },
  ipcRenderer: {
    invoke: electron.invoke,
    on: electron.on,
    removeListener: electron.removeListener,
    send: vi.fn()
  },
  webUtils: { getPathForFile: electron.getPathForFile }
}));

describe("account preload contract", () => {
  beforeAll(async () => {
    await import("../src/preload/preload");
  });

  beforeEach(() => {
    electron.invoke.mockClear();
  });

  it("forwards submitted secrets only in write-only account commands", async () => {
    const secret = "fixture-preload-secret-5zK1";
    electron.invoke.mockResolvedValueOnce({ accountId: "mda_fixture", settings: { language: "de" }, accounts: [] });
    const result = await electron.api?.createAccount({
      action: "create",
      kind: "megadebrid-api",
      identity: "preload-account@example.test",
      secret,
      dailyLimitBytes: 0
    });

    expect(electron.invoke).toHaveBeenCalledWith(
      IPC_CHANNELS.CREATE_ACCOUNT,
      expect.objectContaining({ secret })
    );
    expect(JSON.stringify(result)).not.toContain(secret);
  });

  it("exposes separate replace, update-secret and delete channels", async () => {
    electron.invoke.mockResolvedValue({ accountId: "mda_fixture", settings: { language: "de" }, accounts: [] });

    await electron.api?.replaceAccount({ action: "replace", kind: "megadebrid-api", accountId: "mda_fixture", identity: "account@example.test", secret: "", dailyLimitBytes: 0 });
    await electron.api?.updateAccountSecret({ action: "update-secret", kind: "megadebrid-api", accountId: "mda_fixture", secret: "fixture-new-secret-8sP4" });
    await electron.api?.deleteAccount({ action: "delete", kind: "megadebrid-api", accountId: "mda_fixture" });

    expect(electron.invoke.mock.calls.map((call) => call[0])).toEqual([
      IPC_CHANNELS.REPLACE_ACCOUNT,
      IPC_CHANNELS.UPDATE_ACCOUNT_SECRET,
      IPC_CHANNELS.DELETE_ACCOUNT
    ]);
  });

  it("forwards the selected bulk account-check scope", async () => {
    electron.invoke.mockResolvedValue([]);

    await electron.api?.checkDebridAccounts("active");
    await electron.api?.checkDebridAccounts("all");

    expect(electron.invoke.mock.calls).toEqual([
      [IPC_CHANNELS.CHECK_DEBRID_ACCOUNTS, "active"],
      [IPC_CHANNELS.CHECK_DEBRID_ACCOUNTS, "all"]
    ]);
  });

  it("forwards account-bound existing and create browser logins", async () => {
    await electron.api?.openRealDebridLogin({ accountId: "rdw_existing" });
    await electron.api?.openRealDebridLogin({ accountId: "rdw_reserved", create: true, dailyLimitBytes: 10_000 });

    expect(electron.invoke.mock.calls).toEqual([
      [IPC_CHANNELS.OPEN_REALDEBRID_LOGIN, { accountId: "rdw_existing" }],
      [IPC_CHANNELS.OPEN_REALDEBRID_LOGIN, { accountId: "rdw_reserved", create: true, dailyLimitBytes: 10_000 }]
    ]);
  });

  it("reveals a stored secret only through the explicit account channel", async () => {
    electron.invoke.mockResolvedValueOnce({ secret: "fixture-revealed-secret-7gH8" });

    const result = await (electron.api as ElectronApi & {
      revealAccountSecret: (request: { kind: "realdebrid-api"; accountId: string }) => Promise<{ secret: string }>;
    }).revealAccountSecret({ kind: "realdebrid-api", accountId: "svc-realdebrid" });

    expect(electron.invoke).toHaveBeenCalledWith(
      IPC_CHANNELS.REVEAL_ACCOUNT_SECRET,
      { kind: "realdebrid-api", accountId: "svc-realdebrid" }
    );
    expect(result).toEqual({ secret: "fixture-revealed-secret-7gH8" });
  });

  it("loads the stored archive password list only through its dedicated channel", async () => {
    const passwords = "fixture-archive-one\nfixture-archive-two";
    electron.invoke.mockResolvedValueOnce({ passwords });

    const result = await (electron.api as ElectronApi & {
      getArchivePasswordList: () => Promise<{ passwords: string }>;
    }).getArchivePasswordList();

    expect(electron.invoke).toHaveBeenCalledWith(IPC_CHANNELS.GET_ARCHIVE_PASSWORD_LIST);
    expect(result).toEqual({ passwords });
  });

  it("exposes separate collector preparation and enrichment channels", async () => {
    const textRequest = { rawText: "https://example.com/file", addedAt: 1234 };
    const packages = [{ id: "package", name: "Paket", nameSource: "inferred" as const, addedAt: 1234, links: [] }];

    await electron.api?.prepareCollectorText(textRequest);
    await electron.api?.prepareCollectorContainers(["C:\\Imports\\sample.dlc"], 2345);
    await electron.api?.enrichCollectorPackages({ requestId: "request-preload", packages });

    expect(electron.invoke.mock.calls).toEqual([
      [IPC_CHANNELS.PREPARE_COLLECTOR_TEXT, textRequest],
      [IPC_CHANNELS.PREPARE_COLLECTOR_CONTAINERS, ["C:\\Imports\\sample.dlc"], 2345],
      [IPC_CHANNELS.ENRICH_COLLECTOR_PACKAGES, { requestId: "request-preload", packages }]
    ]);
  });

  it("resolves dropped files through Electron webUtils without IPC", () => {
    const file = { name: "dropped.dlc" } as File;

    expect(electron.api?.getPathForDroppedFile(file)).toBe("C:\\Imports\\dropped.dlc");
    expect(electron.getPathForFile).toHaveBeenCalledWith(file);
    expect(electron.invoke).not.toHaveBeenCalled();
  });

  it("subscribes and unsubscribes collector enrichment progress", () => {
    const callback = vi.fn();
    const unsubscribe = electron.api?.onCollectorEnrichmentProgress(callback);
    const listener = electron.on.mock.calls.find((call) => call[0] === IPC_CHANNELS.COLLECTOR_ENRICHMENT_PROGRESS)?.[1] as ((event: unknown, value: unknown) => void) | undefined;
    const progress = { requestId: "request-progress", result: { packages: [], invalidCount: 0, duplicateCount: 0 } };

    listener?.({}, progress);
    unsubscribe?.();

    expect(callback).toHaveBeenCalledWith(progress);
    expect(electron.removeListener).toHaveBeenCalledWith(IPC_CHANNELS.COLLECTOR_ENRICHMENT_PROGRESS, listener);
  });
});