using System.Text;

namespace SourceGit.Commands {
    public class QueryFileContent : Command {
        public QueryFileContent(string repo, string revision, string file) {
            WorkingDirectory = repo;
            Context = repo;
            Args = $"show {revision}:\"{file}\"";
        }

        public string Result() {
            Exec();
            return _builder.ToString();
        }

        protected override void OnReadline(string line) {
            _builder.Append(line);
            _builder.Append('\n');
        }

        private StringBuilder _builder = new StringBuilder();
    }
}