import glob from "glob";
import path from "path";

import { internalTask } from "../internal/core/config/config-env";
import { cmpStr } from "../lib/comparators";
import type { AlgobRuntimeEnv, ResolvedAlgobConfig } from "../types";
import { TaskArgs } from "./deploy";
import { TASK_TEST_GET_TEST_FILES } from "./task-names";

export default function (): void {
  internalTask(TASK_TEST_GET_TEST_FILES)
    .addOptionalVariadicPositionalParam(
      "filenames",
      "An optional list of files to test",
      []
    )
    .setAction(runTests);
}

function loadFiles (fileNames: string[], config: ResolvedAlgobConfig): string[] {
  if (fileNames.length !== 0) {
    return fileNames;
  }
  if (config.paths == null) {
    throw new Error("unexpected non-project execution");
  }
  return glob.sync(path.join(config.paths.tests, "**/*.js")).sort(cmpStr);
}

async function runTests ({ fileNames }: TaskArgs, { config }: AlgobRuntimeEnv): Promise<void> {
  const testfiles = loadFiles;
  console.log("Test files:", testfiles);
}