import { describe, expect, it } from "vitest";
import {
  assertExplicitRepositoryTransfer,
  assertRepositoryTransferHasNoDeliveryHistory,
  GiteaRepositoryOwnershipConflictError,
  GiteaRepositoryTransferBlockedError,
} from "../src/integrations/gitea/service.js";
import { integrationError } from "../src/routes/giteaIntegration.js";

describe("Gitea repository ownership", () => {
  const existing = { projectId: "project-a", project: { name: "Project A" } };

  it("blocks a silent move to another project with an HTTP 409 conflict", () => {
    let conflict: unknown;
    try {
      assertExplicitRepositoryTransfer(existing, "project-b", "Acme/platform", false);
    } catch (error) {
      conflict = error;
    }

    expect(conflict).toBeInstanceOf(GiteaRepositoryOwnershipConflictError);
    expect(integrationError(conflict)).toMatchObject({
      status: 409,
      code: "GITEA_REPOSITORY_ALREADY_LINKED",
    });
  });

  it("allows same-project updates and an explicitly confirmed transfer", () => {
    expect(() => assertExplicitRepositoryTransfer(existing, "project-a", "Acme/platform", false)).not.toThrow();
    expect(() => assertExplicitRepositoryTransfer(existing, "project-b", "Acme/platform", true)).not.toThrow();
  });

  it("blocks even an explicit transfer when delivery history would cross project boundaries", () => {
    let conflict: unknown;
    try {
      assertRepositoryTransferHasNoDeliveryHistory("Acme/platform", 2);
    } catch (error) {
      conflict = error;
    }

    expect(conflict).toBeInstanceOf(GiteaRepositoryTransferBlockedError);
    expect(integrationError(conflict)).toMatchObject({
      status: 409,
      code: "GITEA_REPOSITORY_TRANSFER_BLOCKED",
    });
    expect(() => assertRepositoryTransferHasNoDeliveryHistory("Acme/platform", 0)).not.toThrow();
  });
});