import type { OpenClawConfig } from "openclaw/plugin-sdk/config-runtime";
import * as providerAuth from "openclaw/plugin-sdk/provider-auth-runtime";
import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
import {
  registerProviderPlugin,
  requireRegisteredProvider,
} from "../../test/helpers/plugins/provider-registration.js";
import { buildOpenAIImageGenerationProvider } from "./image-generation-provider.js";
import plugin from "./index.js";

const runtimeMocks = vi.hoisted(() => ({
  ensureGlobalUndiciEnvProxyDispatcher: vi.fn(),
  refreshOpenAICodexToken: vi.fn(),
}));

vi.mock("openclaw/plugin-sdk/runtime-env", () => ({
  ensureGlobalUndiciEnvProxyDispatcher: runtimeMocks.ensureGlobalUndiciEnvProxyDispatcher,
}));

vi.mock("@mariozechner/pi-ai/oauth", async (importOriginal) => {
  const actual = await importOriginal<typeof import("@mariozechner/pi-ai/oauth")>();
  return {
    ...actual,
    refreshOpenAICodexToken: runtimeMocks.refreshOpenAICodexToken,
  };
});

import { refreshOpenAICodexToken } from "./openai-codex-provider.runtime.js";

const registerOpenAIPlugin = () =>
  registerProviderPlugin({
    plugin,
    id: "openai",
    name: "OpenAI Provider",
  });

describe("openai plugin", () => {
  beforeEach(() => {
    vi.clearAllMocks();
  });

  afterEach(() => {
    vi.restoreAllMocks();
  });

  it("generates PNG buffers from the OpenAI Images API", async () => {
    const resolveApiKeySpy = vi.spyOn(providerAuth, "resolveApiKeyForProvider").mockResolvedValue({
      apiKey: "sk-test",
      source: "env",
      mode: "api-key",
    });
    const fetchMock = vi.fn().mockResolvedValue({
      ok: true,
      json: async () => ({
        data: [
          {
            b64_json: Buffer.from("png-data").toString("base64"),
            revised_prompt: "revised",
          },
        ],
      }),
    });
    vi.stubGlobal("fetch", fetchMock);

    const provider = buildOpenAIImageGenerationProvider();
    const authStore = { version: 1, profiles: {} };
    const result = await provider.generateImage({
      provider: "openai",
      model: "gpt-image-1",
      prompt: "draw a cat",
      cfg: {},
      authStore,
    });

    expect(resolveApiKeySpy).toHaveBeenCalledWith(
      expect.objectContaining({
        provider: "openai",
        store: authStore,
      }),
    );
    expect(fetchMock).toHaveBeenCalledWith(
      "https://api.openai.com/v1/images/generations",
      expect.objectContaining({
        method: "POST",
        body: JSON.stringify({
          model: "gpt-image-1",
          prompt: "draw a cat",
          n: 1,
          size: "1024x1024",
        }),
      }),
    );
    expect(result).toEqual({
      images: [
        {
          buffer: Buffer.from("png-data"),
          mimeType: "image/png",
          fileName: "image-1.png",
          revisedPrompt: "revised",
        },
      ],
      model: "gpt-image-1",
    });
  });

  it("submits reference-image edits to the OpenAI Images edits endpoint", async () => {
    const resolveApiKeySpy = vi.spyOn(providerAuth, "resolveApiKeyForProvider").mockResolvedValue({
      apiKey: "sk-test",
      source: "env",
      mode: "api-key",
    });
    const fetchMock = vi.fn().mockResolvedValue({
      ok: true,
      json: async () => ({
        data: [
          {
            b64_json: Buffer.from("edited-image").toString("base64"),
          },
        ],
      }),
    });
    vi.stubGlobal("fetch", fetchMock);

    const provider = buildOpenAIImageGenerationProvider();
    const authStore = { version: 1, profiles: {} };

    const result = await provider.generateImage({
      provider: "openai",
      model: "gpt-image-1",
      prompt: "Edit this image",
      cfg: {},
      authStore,
      inputImages: [
        { buffer: Buffer.from("x"), mimeType: "image/png" },
        { buffer: Buffer.from("y"), mimeType: "image/jpeg", fileName: "ref.jpg" },
      ],
    });

    expect(resolveApiKeySpy).toHaveBeenCalledWith(
      expect.objectContaining({
        provider: "openai",
        store: authStore,
      }),
    );
    expect(fetchMock).toHaveBeenCalledWith(
      "https://api.openai.com/v1/images/edits",
      expect.objectContaining({
        method: "POST",
        body: expect.any(FormData),
      }),
    );
    const requestInit = fetchMock.mock.calls[0]?.[1] as RequestInit | undefined;
    const requestBody = requestInit?.body;
    if (!(requestBody instanceof FormData)) {
      throw new Error("expected multipart form body");
    }
    expect(requestBody.get("model")).toBe("gpt-image-1");
    expect(requestBody.get("prompt")).toBe("Edit this image");
    expect(requestBody.get("n")).toBe("1");
    expect(requestBody.get("size")).toBe("1024x1024");
    const images = requestBody.getAll("image");
    expect(images).toHaveLength(2);
    expect(result).toEqual({
      images: [
        {
          buffer: Buffer.from("edited-image"),
          mimeType: "image/png",
          fileName: "image-1.png",
        },
      ],
      model: "gpt-image-1",
    });
  });

  it("does not allow private-network routing just because a custom base URL is configured", async () => {
    vi.spyOn(providerAuth, "resolveApiKeyForProvider").mockResolvedValue({
      apiKey: "sk-test",
      source: "env",
      mode: "api-key",
    });
    const fetchMock = vi.fn();
    vi.stubGlobal("fetch", fetchMock);

    const provider = buildOpenAIImageGenerationProvider();
    await expect(
      provider.generateImage({
        provider: "openai",
        model: "gpt-image-1",
        prompt: "draw a cat",
        cfg: {
          models: {
            providers: {
              openai: {
                baseUrl: "http://127.0.0.1:8080/v1",
                models: [],
              },
            },
          },
        } satisfies OpenClawConfig,
      }),
    ).rejects.toThrow("Blocked hostname or private/internal/special-use IP address");

    expect(fetchMock).not.toHaveBeenCalled();
  });

  it("bootstraps the env proxy dispatcher before refreshing codex oauth credentials", async () => {
    const refreshed = {
      access: "next-access",
      refresh: "next-refresh",
      expires: Date.now() + 60_000,
    };
    runtimeMocks.refreshOpenAICodexToken.mockResolvedValue(refreshed);

    await expect(refreshOpenAICodexToken("refresh-token")).resolves.toBe(refreshed);

    expect(runtimeMocks.ensureGlobalUndiciEnvProxyDispatcher).toHaveBeenCalledOnce();
    expect(runtimeMocks.refreshOpenAICodexToken).toHaveBeenCalledOnce();
    expect(
      runtimeMocks.ensureGlobalUndiciEnvProxyDispatcher.mock.invocationCallOrder[0],
    ).toBeLessThan(runtimeMocks.refreshOpenAICodexToken.mock.invocationCallOrder[0]);
  });
});