public async Task SettlementAsync(SettlementAC settlement)
{
List <Activity> activities = new List <Activity>();
UserExpenseMapper expense = new UserExpenseMapper();
string groupName = "";
if (settlement.GroupID != 0)
{
groupName = await _context.Groups.Where(g => g.ID == settlement.GroupID).Select(g => g.Name).FirstOrDefaultAsync();
expense = await _context.UserExpenseMappers.Where(u => u.Expenses.GroupID == settlement.GroupID).Where(u => u.FromUser.Equals(settlement.Payer) && u.Expenses.Payee.Equals(settlement.Payee)).Include(u => u.Expenses).FirstOrDefaultAsync();
}
else
{
expense = await _context.UserExpenseMappers.Where(u => u.Expenses.GroupID == null).Where(u => u.FromUser.Equals(settlement.Payer) && u.Expenses.Payee.Equals(settlement.Payee)).Include(u => u.Expenses).FirstOrDefaultAsync();
}
if (expense.Amount >= settlement.Amount)
{
expense.Amount -= settlement.Amount;
}
if (settlement.GroupID != 0)
{
activities.Add(new Activity
{
UserID = settlement.Payer,
Date = settlement.SettlementDate,
Description = $"You paid {settlement.Amount} to {_userManager.FindByIdAsync(settlement.Payee).Result.FullName} in {groupName}"
});
activities.Add(new Activity
{
UserID = settlement.Payee,
Date = settlement.SettlementDate,
Description = $"{_userManager.FindByIdAsync(settlement.Payer).Result.FullName} paid {settlement.Amount} to you in {groupName}"
});
}
else
{
activities.Add(new Activity
{
UserID = settlement.Payer,
Date = settlement.SettlementDate,
Description = $"You paid {settlement.Amount} to {_userManager.FindByIdAsync(settlement.Payee).Result.FullName}"
});
activities.Add(new Activity
{
UserID = settlement.Payee,
Date = settlement.SettlementDate,
Description = $"{_userManager.FindByIdAsync(settlement.Payer).Result.FullName} paid {settlement.Amount} to you"
});
}
await _context.Activities.AddRangeAsync(activities);
_context.UserExpenseMappers.Update(expense);
await SaveAsync();
}
public async Task <IActionResult> SettlementAsync([FromBody] SettlementAC settlement)
{
await unitOfWork.Expense.SettlementAsync(settlement);
return(Ok(settlement));
}
public override void OnActionExecuting(ActionExecutingContext context)
{
string controllerName = (string)context.RouteData.Values["Controller"];
string actionName = (string)context.RouteData.Values["Action"];
string currentUserId = _userManager.FindByNameAsync(context.HttpContext.User.Identity.Name).Result.Id;
if (controllerName.Equals("Group"))
{
List <Group> groupList = _context.Groups.ToList();
if (actionName.Equals("EditGroupAsync"))
{
UserGroupAC model = context.ActionArguments["group"] as UserGroupAC;
if (currentUserId.Equals(model.CreatedByID))
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Accepted;
}
else
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Unauthorized;
context.Result = new EmptyResult();
}
}
else if (actionName.Equals("DeleteGroupAsync"))
{
int groupId = (int)context.ActionArguments["groupId"];
if ((groupList.Where(g => g.ID == groupId).Select(g => g.CreatedBy).FirstOrDefault()).Equals(currentUserId))
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Accepted;
}
else
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Unauthorized;
context.Result = new EmptyResult();
}
}
}
else if (controllerName.Equals("Expense"))
{
if (actionName.Equals("EditExpenseAsync"))
{
int groupId = (int)context.ActionArguments["groupId"];
IndividualExpenseAC expense = context.ActionArguments["expense"] as IndividualExpenseAC;
if (expense.Payer.Any(p => p.UserID.Equals(currentUserId)))
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Accepted;
}
else
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Unauthorized;
context.Result = new EmptyResult();
}
}
else if (actionName.Equals("RemoveExpenseAsync"))
{
int groupId = (int)context.ActionArguments["groupId"];
int expenseId = (int)context.ActionArguments["expenseId"];
List <string> payersId = _context.UserExpenseMappers.Where(e => e.ExpenseID == expenseId).Select(e => e.FromUser).ToList();
if (payersId.Contains(currentUserId))
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Accepted;
}
else
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Unauthorized;
context.Result = new EmptyResult();
}
}
else if (actionName.Equals("SettlementAsync"))
{
SettlementAC settlement = context.ActionArguments["settlement"] as SettlementAC;
if (settlement.Payee.Equals(currentUserId) || settlement.Payer.Equals(currentUserId))
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Accepted;
}
else
{
context.HttpContext.Response.StatusCode = (int)System.Net.HttpStatusCode.Unauthorized;
context.Result = new EmptyResult();
}
}
}
base.OnActionExecuting(context);
}
