import fs from "node:fs";
import { createTestPluginApi } from "openclaw/plugin-sdk/plugin-test-api";
import { describe, expect, it, vi } from "vitest";
import { createCodexAppServerAgentHarness } from "./harness.js";
import plugin from "./index.js";

const runCodexAppServerAttemptMock = vi.hoisted(() => vi.fn());

vi.mock("./src/app-server/run-attempt.js", () => ({
  runCodexAppServerAttempt: runCodexAppServerAttemptMock,
}));

function mockCall(mock: { mock: { calls: unknown[][] } }, index = 0) {
  return mock.mock.calls.at(index);
}

function mockCallArg(mock: { mock: { calls: unknown[][] } }, index = 0, argIndex = 0) {
  return mockCall(mock, index)?.at(argIndex);
}

describe("codex plugin", () => {
  it("is opt-in by default", () => {
    const manifest = JSON.parse(
      fs.readFileSync(new URL("./openclaw.plugin.json", import.meta.url), "utf8"),
    ) as { enabledByDefault?: unknown };

    expect(manifest.enabledByDefault).toBeUndefined();
  });

  it("registers the codex provider and agent harness", () => {
    const registerAgentHarness = vi.fn();
    const registerCommand = vi.fn();
    const registerMediaUnderstandingProvider = vi.fn();
    const registerMigrationProvider = vi.fn();
    const registerProvider = vi.fn();
    const on = vi.fn();
    const onConversationBindingResolved = vi.fn();

    plugin.register(
      createTestPluginApi({
        id: "codex",
        name: "Codex",
        source: "test",
        config: {},
        pluginConfig: {},
        runtime: {} as never,
        registerAgentHarness,
        registerCommand,
        registerMediaUnderstandingProvider,
        registerMigrationProvider,
        registerProvider,
        on,
        onConversationBindingResolved,
      }),
    );

    const providerRegistration = mockCallArg(registerProvider) as Record<string, unknown>;
    const agentHarnessRegistration = mockCallArg(registerAgentHarness) as Record<string, unknown>;
    const mediaProviderRegistration = mockCallArg(registerMediaUnderstandingProvider) as
      | Record<string, unknown>
      | undefined;
    const inboundClaimRegistration = mockCall(on) as [unknown, unknown] | undefined;
    const bindingResolvedRegistration = mockCall(onConversationBindingResolved) as
      | [unknown]
      | undefined;

    expect(providerRegistration.id).toBe("codex");
    expect(providerRegistration.label).toBe("Codex");
    expect(agentHarnessRegistration.id).toBe("codex");
    expect(agentHarnessRegistration.label).toBe("Codex agent harness");
    expect(agentHarnessRegistration.deliveryDefaults).toEqual({
      sourceVisibleReplies: "message_tool",
    });
    expect(typeof agentHarnessRegistration.dispose).toBe("function");
    expect(mediaProviderRegistration?.id).toBe("codex");
    expect(mediaProviderRegistration?.capabilities).toEqual(["image"]);
    expect(mediaProviderRegistration?.defaultModels).toEqual({ image: "gpt-5.5" });
    expect(typeof mediaProviderRegistration?.describeImage).toBe("function");
    expect(typeof mediaProviderRegistration?.describeImages).toBe("function");
    const commandRegistration = mockCallArg(registerCommand) as Record<string, unknown> | undefined;
    expect(commandRegistration?.name).toBe("codex");
    expect(commandRegistration?.description).toBe(
      "Inspect and control the Codex app-server harness",
    );
    const migrationRegistration = mockCallArg(registerMigrationProvider) as
      | Record<string, unknown>
      | undefined;
    expect(migrationRegistration?.id).toBe("codex");
    expect(migrationRegistration?.label).toBe("Codex");
    expect(inboundClaimRegistration?.[0]).toBe("inbound_claim");
    expect(typeof inboundClaimRegistration?.[1]).toBe("function");
    expect(typeof bindingResolvedRegistration?.[0]).toBe("function");
  });

  it("registers with capture APIs that do not expose conversation binding hooks yet", () => {
    const registerProvider = vi.fn();
    const api = createTestPluginApi({
      id: "codex",
      name: "Codex",
      source: "test",
      config: {},
      pluginConfig: {},
      runtime: {} as never,
      registerAgentHarness: vi.fn(),
      registerCommand: vi.fn(),
      registerMediaUnderstandingProvider: vi.fn(),
      registerProvider,
      on: vi.fn(),
    });
    delete (api as { onConversationBindingResolved?: unknown }).onConversationBindingResolved;

    plugin.register(api);
    expect(registerProvider).toHaveBeenCalledTimes(1);
    expect((mockCallArg(registerProvider) as { id?: string } | undefined)?.id).toBe("codex");
  });

  it("only claims the codex provider by default", () => {
    const harness = createCodexAppServerAgentHarness();

    expect(harness.deliveryDefaults?.sourceVisibleReplies).toBe("message_tool");
    expect(
      harness.supports({ provider: "codex", modelId: "gpt-5.4", requestedRuntime: "auto" })
        .supported,
    ).toBe(true);
    const unsupported = harness.supports({
      provider: "openai-codex",
      modelId: "gpt-5.4",
      requestedRuntime: "auto",
    });
    expect(unsupported.supported).toBe(false);
  });

  it("enables the native hook relay for public Codex app-server attempts", async () => {
    const harness = createCodexAppServerAgentHarness({ pluginConfig: { appServer: {} } });
    const result = { success: true };
    runCodexAppServerAttemptMock.mockResolvedValueOnce(result);

    await expect(harness.runAttempt({ prompt: "hello" } as never)).resolves.toBe(result);

    expect(runCodexAppServerAttemptMock).toHaveBeenCalledWith(
      { prompt: "hello" },
      {
        pluginConfig: { appServer: {} },
        nativeHookRelay: { enabled: true },
      },
    );
  });
});