private static async Task <List <PostingLineModel> > OnReadAsync(AccountingModel accountingModel, IReadOnlyCollection <PostingLineModel> postingLineModelCollection, AccountModelHandler accountModelHandler, BudgetAccountModelHandler budgetAccountModelHandler, ContactAccountModelHandler contactAccountModelHandler, PostingLineModelHandler postingLineModelHandler)
{
NullGuard.NotNull(accountingModel, nameof(accountingModel));
if (postingLineModelCollection == null || postingLineModelHandler == null)
{
return(accountingModel.PostingLines);
}
foreach (AccountModel accountModel in accountingModel.Accounts ?? new List <AccountModel>(0))
{
if (accountModel.PostingLines == null)
{
accountModel.ExtractPostingLines(postingLineModelCollection);
}
accountModel.PostingLines = (await postingLineModelHandler.ReadAsync(accountModel.PostingLines)).ToList();
if (accountModel.PostingLines.Any() == false && accountModelHandler != null)
{
accountModel.Deletable = await accountModelHandler.IsDeletableAsync(accountModel);
}
}
foreach (BudgetAccountModel budgetAccountModel in accountingModel.BudgetAccounts ?? new List <BudgetAccountModel>(0))
{
if (budgetAccountModel.PostingLines == null)
{
budgetAccountModel.ExtractPostingLines(postingLineModelCollection);
}
budgetAccountModel.PostingLines = (await postingLineModelHandler.ReadAsync(budgetAccountModel.PostingLines)).ToList();
if (budgetAccountModel.PostingLines.Any() == false && budgetAccountModelHandler != null)
{
budgetAccountModel.Deletable = await budgetAccountModelHandler.IsDeletableAsync(budgetAccountModel);
}
}
foreach (ContactAccountModel contactAccountModel in accountingModel.ContactAccounts ?? new List <ContactAccountModel>(0))
{
if (contactAccountModel.PostingLines == null)
{
contactAccountModel.ExtractPostingLines(postingLineModelCollection);
}
contactAccountModel.PostingLines = (await postingLineModelHandler.ReadAsync(contactAccountModel.PostingLines)).ToList();
if (contactAccountModel.PostingLines.Any() == false && contactAccountModelHandler != null)
{
contactAccountModel.Deletable = await contactAccountModelHandler.IsDeletableAsync(contactAccountModel);
}
}
if (accountingModel.PostingLines == null)
{
accountingModel.ExtractPostingLines(postingLineModelCollection);
}
return((await postingLineModelHandler.ReadAsync(accountingModel.PostingLines)).ToList());
}
private async Task <BudgetAccountModel> OnReadAsync(PostingLineModel postingLineModel, DateTime statusDate, IReadOnlyCollection <BudgetAccountModel> budgetAccountModelCollection)
{
NullGuard.NotNull(postingLineModel, nameof(postingLineModel));
if (budgetAccountModelCollection == null || postingLineModel.BudgetAccount != null)
{
return(await OnReadAsync(postingLineModel.BudgetAccount, statusDate, budgetAccountModel => _budgetAccountModelHandler.IsDeletableAsync(budgetAccountModel)));
}
if (postingLineModel.BudgetAccountIdentifier == null)
{
return(null);
}
return(await OnReadAsync(budgetAccountModelCollection.Single(m => m.BudgetAccountIdentifier == postingLineModel.BudgetAccountIdentifier.Value), statusDate, budgetAccountModel => _budgetAccountModelHandler.IsDeletableAsync(budgetAccountModel)));
}