private static async Task <DatabaseSchema> ReadDatabaseSchema(IWin32Window owner, NotebookManager manager)
{
DatabaseSchema schema = null;
manager.PushStatus("Reading notebook...");
try {
schema = await Task.Run(() => DatabaseSchema.FromNotebook(manager.Notebook));
} catch (Exception ex) {
manager.PopStatus();
MessageForm.ShowError(owner,
"Import Error",
"Failed to read the list of tables in the notebook.",
ex.Message);
return(null);
}
manager.PopStatus();
return(schema);
}
public static async Task <bool> Start(IWin32Window owner, string filePath, NotebookManager manager)
{
DatabaseSchema schema = null;
manager.PushStatus("Reading notebook...");
try {
schema = await Task.Run(() => DatabaseSchema.FromNotebook(manager.Notebook));
} catch (Exception ex) {
MessageForm.ShowError(owner,
"Import Error",
"Failed to read the list of tables in the notebook.",
ex.Message);
return(false);
}
manager.PopStatus();
string importSql;
using (var f = new ImportCsvForm(filePath, schema, manager)) {
if (f.ShowDialog(owner) != DialogResult.OK)
{
return(false);
}
importSql = f.GeneratedImportSql;
}
manager.PushStatus($"Importing \"{Path.GetFileName(filePath)}\"...");
try {
await Task.Run(() => {
manager.ExecuteScript(importSql, withTransaction: true);
});
manager.Rescan();
} catch (Exception ex) {
manager.PopStatus();
MessageForm.ShowError(owner, "Import Error", "The import failed.", ex.GetErrorMessage());
return(false);
}
manager.SetDirty();
manager.PopStatus();
return(true);
}