import assert from "node:assert/strict";
import { describe, it } from "node:test";
import {
  getExternalCsvConfiguration,
  previewExternalCsv,
  updateExternalCsvConfiguration,
} from "../src/frontend/utils/api.js";
import { createDefaultExternalCsvConfiguration } from "../src/external-model/csv/external-csv-contracts.js";
import { externalCsvTestColumns } from "./fixtures/revit-csv-fixtures.js";

describe("Revit CSV frontend API", () => {
  it("uses the project-scoped configuration and preview endpoints", async () => {
    const requests: Array<{ url: string; method: string; body: unknown }> = [];
    const originalFetch = globalThis.fetch;
    globalThis.fetch = async (input, init) => {
      requests.push({
        url: String(input),
        method: init?.method ?? "GET",
        body: init?.body ? JSON.parse(String(init.body)) : null,
      });
      return new Response(JSON.stringify({ configuration: null }), {
        status: 200,
        headers: { "Content-Type": "application/json" },
      });
    };
    const configuration = createDefaultExternalCsvConfiguration(externalCsvTestColumns);

    try {
      await getExternalCsvConfiguration("project-1");
      await updateExternalCsvConfiguration("project-1", 7, configuration);
      await previewExternalCsv("project-1", "revit.csv", "YWJj");
    } finally {
      globalThis.fetch = originalFetch;
    }

    assert.deepEqual(requests, [
      {
        url: "/api/projects/project-1/external-csv/configuration",
        method: "GET",
        body: null,
      },
      {
        url: "/api/projects/project-1/external-csv/configuration",
        method: "PUT",
        body: { expectedRevision: 7, configuration },
      },
      {
        url: "/api/projects/project-1/external-csv/preview",
        method: "POST",
        body: { fileName: "revit.csv", contentBase64: "YWJj" },
      },
    ]);
  });
});