import { vi } from "vitest";

// Avoid exporting vitest mock types (TS2742 under pnpm + d.ts emit).
// oxlint-disable-next-line typescript/no-explicit-any
type AnyMock = any;

const hoisted = vi.hoisted(() => ({
  embedBatch: vi.fn(async (texts: string[]) => texts.map(() => [0, 1, 0])),
  embedQuery: vi.fn(async () => [0, 1, 0]),
}));

export function getEmbedBatchMock(): AnyMock {
  return hoisted.embedBatch;
}

export function getEmbedQueryMock(): AnyMock {
  return hoisted.embedQuery;
}

export function resetEmbeddingMocks(): void {
  hoisted.embedBatch.mockReset();
  hoisted.embedQuery.mockReset();
  hoisted.embedBatch.mockImplementation(async (texts: string[]) => texts.map(() => [0, 1, 0]));
  hoisted.embedQuery.mockImplementation(async () => [0, 1, 0]);
}

// Unit tests: avoid importing the real chokidar implementation (native fsevents, etc.).
vi.mock("chokidar", () => ({
  default: {
    watch: () => ({ on: () => {}, close: async () => {} }),
  },
  watch: () => ({ on: () => {}, close: async () => {} }),
}));

vi.mock("./sqlite-vec.js", () => ({
  loadSqliteVecExtension: async () => ({ ok: false, error: "sqlite-vec disabled in tests" }),
}));

vi.mock("./embeddings.js", () => ({
  createEmbeddingProvider: async () => ({
    requestedProvider: "openai",
    provider: {
      id: "mock",
      model: "mock-embed",
      maxInputTokens: 8192,
      embedQuery: hoisted.embedQuery,
      embedBatch: hoisted.embedBatch,
    },
  }),
}));