public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
if (RulesFile != null)
{
using (var ms = new MemoryStream())
{
RulesFile.CopyTo(ms);
var file = ms.ToArray();
if (!DeletePrevious)
{
var previous = _context.DiscountRules.Select(d => new DiscountRule {
Id = d.Id
});
_context.DiscountRules.RemoveRange(previous);
await _context.SaveChangesAsync().ConfigureAwait(false);
}
var rules = _excelReaderService.GetRules(file).ToList();
await _context.DiscountRules.AddRangeAsync(rules).ConfigureAwait(false);
await _context.SaveChangesAsync().ConfigureAwait(false);
}
}
return(RedirectToPage(":./Rules/Index"));
}
public string SerializeModel(RulesFile fileModel)
{
var sb = new StringBuilder();
// serialize metadata
foreach (var kvp in fileModel.Metadata)
{
var line = SerializeLine(kvp.Key, kvp.Value);
sb.AppendLine(line);
}
// serialize rules
foreach (var rule in fileModel.Rules)
{
// name
var nameLine = SerializeLine("name", rule.Name);
sb.AppendLine(nameLine);
// enabled
var enabledLine = SerializeLine("enabled", rule.Enabled);
sb.AppendLine(enabledLine);
// type
var typeLine = SerializeLine("type", rule.Type);
sb.AppendLine(typeLine);
// actions
foreach (var action in rule.Actions)
{
var actionLine = SerializeLine("action", action.Action);
sb.AppendLine(actionLine);
if (action.ActionValue != null) // this one's optional
{
var actoinValueLine = SerializeLine("actionValue", action.ActionValue);
sb.AppendLine(actoinValueLine);
}
}
// conditions
var conditionsLine = SerializeLine("condition", rule.Condition);
sb.AppendLine(conditionsLine);
}
return(sb.ToString());
}