Method execute

src/commands/CmdImport.cpp:57–102

///////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////
int CmdImport::execute(std::string&) {
  auto rc = 0;
  auto count = 0;

  // Get filenames from command line arguments.
  auto words = Context::getContext().cli2.getWords();
  if (!words.size() || (words.size() == 1 && words[0] == "-")) {
    std::cout << format("Importing '{1}'\n", "STDIN");

    std::string json;
    std::string line;
    while (std::getline(std::cin, line)) json += line + '\n';

    if (nontrivial(json)) count = import(json);
  } else {
    // Import tasks from all specified files.
    for (auto& word : words) {
      File incoming(word);
      if (!incoming.exists()) throw format("File '{1}' not found.", word);

      std::cout << format("Importing '{1}'\n", word);

      // Load the file.
      std::string json;
      incoming.read(json);
      if (nontrivial(json)) count += import(json);
    }
  }

  Context::getContext().footnote(format("Imported {1} tasks.", count));

  // Warn the user about multiple occurrences of the same UUID.
  auto duplicates = false;
  for (const auto& [uuid, occurrences] : uuid_occurrences) {
    if (occurrences > 1) {
      duplicates = true;
      Context::getContext().footnote(
          format("Input contains UUID '{1}' {2} times.", uuid, occurrences));
    }
  }
  if (duplicates)
    Context::getContext().footnote(
        "Tasks with the same UUID have been merged. Please check the results.");

  return rc;
}

////////////////////////////////////////////////////////////////////////////////
int CmdImport::import(const std::string& input) {