public void AddTrainingDay(TrainingDay training_day) => this.training_days.Add(training_day);
        /// <summary>
        /// Loads a program from a file, if file doesn't exist returns bool
        /// </summary>
        /// <param name="path"></param>
        /// <returns></returns>
        public bool readFromFile(string path)
        {
            if (!File.Exists(path))
            {
                return(false);
            }

            StreamReader file_reader = new StreamReader(path);
            string       line        = file_reader.ReadLine();

            TrainingBlock new_block  = new TrainingBlock();
            string        block_type = "";
            TrainingWeek  new_week   = new TrainingWeek();
            TrainingDay   new_day    = new TrainingDay();

            while (line != null)
            {
                if (line == "Volume" || line == "Intensity" || line == "Transition")
                {
                    block_type = line;
                    new_block.SetBlockType(block_type);
                    line = file_reader.ReadLine();
                }

                while (line != "block_end")
                {
                    if (line.Contains("Week"))
                    {
                        string fatique_string = line.Substring(line.LastIndexOf(' '));
                        int    week_fatique;
                        Int32.TryParse(fatique_string, out week_fatique);
                        new_week.SetFatique(week_fatique);
                        new_week.SetBlockType(block_type);
                        line = file_reader.ReadLine();
                        while (line != "week_end")
                        {
                            if (line == "mon" || line == "tue" || line == "wed" || line == "thu" || line == "fri" || line == "sat" || line == "sun")
                            {
                                new_day.SetWeekDay(line);
                                line = file_reader.ReadLine();
                                while (line != "day_end")
                                {
                                    char[]   separators         = { ' ' };
                                    string[] strings            = line.Split(separators, 20);
                                    int      strings_last_index = strings.Length - 1;

                                    if (strings[strings_last_index] == "ld" || strings[strings_last_index] == "ldg")
                                    {
                                        double RPE;
                                        double.TryParse(strings[strings_last_index - 2], out RPE);

                                        int fatique;
                                        Int32.TryParse(strings[strings_last_index - 1].Substring(0, 1), out fatique);

                                        int reps;
                                        Int32.TryParse(strings[strings_last_index - 3].Substring(1, 1), out reps);

                                        string name = "";
                                        for (int i = 0; i < strings_last_index - 3; i++)
                                        {
                                            name = name + strings[i] + " ";
                                        }
                                        name = name.Substring(0, name.Length - 1);
                                        new_day.AddExercise(new exercise(name, reps, fatique, RPE, strings[strings_last_index]));
                                    }
                                    else if (strings[strings_last_index - 1].Substring(0, 1) == "x")
                                    {
                                        double RPE;
                                        double.TryParse(strings[strings_last_index], out RPE);

                                        int sets;
                                        Int32.TryParse(strings[strings_last_index - 1].Substring(2, 1), out sets);

                                        int reps;
                                        Int32.TryParse(strings[strings_last_index - 1].Substring(0, 1), out reps);

                                        string name = "";
                                        for (int i = 0; i < strings_last_index - 1; i++)
                                        {
                                            name = name + strings[i] + " ";
                                        }
                                        name = name.Substring(0, name.Length - 1);
                                        new_day.AddExercise(new exercise(name, reps, sets, RPE));
                                    }
                                    else
                                    {
                                        int sets;
                                        Int32.TryParse(strings[strings_last_index].Substring(0, 1), out sets);

                                        int reps;
                                        Int32.TryParse(strings[strings_last_index].Substring(2, 1), out reps);

                                        string name = "";
                                        for (int i = 0; i < strings_last_index; i++)
                                        {
                                            name = name + strings[i] + " ";
                                        }
                                        name = name.Substring(0, name.Length - 1);
                                        new_day.AddExercise(new exercise(name, reps, sets));
                                    }

                                    line = file_reader.ReadLine();
                                }
                                new_week.AddTrainingDay(new_day);
                                new_day = new TrainingDay();
                            }
                            line = file_reader.ReadLine();
                        }
                        new_block.AddTrainingWeek(new_week);
                        new_week = new TrainingWeek();
                    }
                    line = file_reader.ReadLine();
                }
                this.training_blocks.Add(new_block);
                new_block = new TrainingBlock();
                line      = file_reader.ReadLine();
            }

            file_reader.Close();
            return(true);
        }