static void SaveCompositionsToFile(List <Composition> compositions)
{
while (true)
{
try
{
string outputFilePath = ConsoleUtils.ReadValue <string>("путь к файлу");
CompositionsFilesUtils.SaveCompositionsToFile(outputFilePath, compositions);
break;
}
catch (Exception e)
{
}
}
Console.WriteLine();
}
static List <Composition> ReadCompositionsList()
{
List <Composition> compositions;
if (ConsoleUtils.Confirm("Ввести данные из файла?"))
{
while (true)
{
try
{
string inputFilePath = ConsoleUtils.ReadValue <string>("путь к файлу",
(path) => (File.Exists(path)));
compositions = CompositionsFilesUtils.ReadCompositionFromFile(inputFilePath);
break;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
}
else
{
int compositionsCount = ConsoleUtils.ReadValue <int>("количество композиций", (count) => (count > 0));
compositions = new List <Composition>(compositionsCount);
for (int i = 0; i < compositionsCount; i++)
{
string name = ConsoleUtils.ReadValue <string>("Название композиции",
(string fullName) => fullName != "");
string genre = ConsoleUtils.ReadValue <string>("Жанр",
(string fullName) => fullName != "");
int points = ConsoleUtils.ReadValue <int>("Продолительность", (int p) => p > 0);
compositions.Add(new Composition(name, points, genre));
}
}
Console.WriteLine();
return(compositions);
}
private void MainMenuFileSave_Click(object sender, EventArgs e)
{
if (SaveFileDialog.ShowDialog() == DialogResult.OK)
{
try
{
string path = SaveFileDialog.FileName;
List <Composition> compositionsList = CompositionsDGVConvert.DGVToCompositionsList(InputCompositionsDGV);
CompositionsFilesUtils.SaveCompositionsToFile(path, compositionsList);
MessagesUtils.ShowMessage("Данные сохранены в файл");
}
catch (Exception ex)
{
MessagesUtils.ShowError("Ошибка сохранения в файл");
}
}
}
private void MainMenuFileOpen_Click(object sender, EventArgs e)
{
if (OpenFileDialog.ShowDialog() == DialogResult.OK)
{
try
{
string path = OpenFileDialog.FileName;
List <Composition> compositionsList = CompositionsFilesUtils.ReadCompositionFromFile(path);
disk = new Disk(compositionsList);
CompositionsDGVConvert.CompositionsListToDGV(InputCompositionsDGV, disk.Compositions);
MessagesUtils.ShowMessage("Данные загружены из файла");
}
catch (Exception ex)
{
MessagesUtils.ShowError("Ошибка чтения из файла");
}
}
}
