public IHttpActionResult Get(
string sort = "date",
string fields = null,
int page = 0,
int pageSize = 5
)
{
try
{
var expenses = _repository.GetExpenses().ApplySort(sort);
pageSize = Math.Min(pageSize, maxPageSize);
var totalCount = expenses.Count();
var totalPages = (int)Math.Ceiling((double)totalCount / pageSize);
var urlHelper = new UrlHelper(Request);
var previousPageLink = page > 0 ? urlHelper.Link("ExpenseList", new
{
page = page - 1,
pageSize,
sort
}) : "";
var nextPageLink = page < page - 1 ? urlHelper.Link("ExpenseList", new
{
page = page + 1,
pageSize,
sort
}) : "";
var paginationHeader = new
{
currentPage = page,
pageSize,
totalCount,
totalPages,
previousPageLink,
nextPageLink
};
HttpContext.Current.Response.Headers.Add("x-pagination", Newtonsoft.Json.JsonConvert.SerializeObject(paginationHeader));
var expenseResults = expenses
.Skip(page * pageSize)
.Take(pageSize)
.ToList()
.Select(e => _expenseFactory.CreateExpense(e));
return(Ok(expenseResults));
} catch (Exception e)
{
return(InternalServerError(e));
}
}
public IHttpActionResult Get()
{
try
{
var expenses = _repository.GetExpenses().ToList().Select(exp => _expenseFactory.CreateExpense(exp));
if (expenses == null)
{
return(BadRequest());
}
return(Ok(expenses));
}
catch (Exception)
{
return(InternalServerError());
}
}
public IHttpActionResult Get(int expenseGroupId)
{
try
{
var expenses = _repository.GetExpenses(expenseGroupId);
if (expenses == null)
{
return(NotFound());
}
var expensesResult = expenses.ToList()
.Select(exp => _expenseFactory.CreateExpense(exp));
return(Ok(expensesResult));
}
catch (Exception)
{
return(InternalServerError());
}
}
public IHttpActionResult Get(int id, int?expenseGroupId = null)
{
try
{
Repository.Entities.Expense expense = null;
if (expenseGroupId == null)
{
expense = _repository.GetExpense(id);
}
else
{
var expensesForGroup = _repository.GetExpenses((int)expenseGroupId);
// if the group doesn't exist, we shouldn't try to get the expenses
if (expensesForGroup != null)
{
expense = expensesForGroup.FirstOrDefault(eg => eg.Id == id);
}
}
if (expense != null)
{
var returnValue = _expenseFactory.CreateExpense(expense);
return(Ok(returnValue));
}
else
{
return(NotFound());
}
}
catch (Exception)
{
return(InternalServerError());
}
}
public IHttpActionResult Get(int expenseGroupId, string sort = "date",
string fields = null, int page = 1, int pageSize = maxPageSize)
{
try
{
var lstOfFields = new List <string>();
if (fields != null)
{
lstOfFields = fields.ToLower().Split(',').ToList();
}
var expenses = _repository.GetExpenses(expenseGroupId);
if (expenses == null)
{
return(NotFound());
}
if (pageSize > maxPageSize)
{
pageSize = maxPageSize;
}
var totalCount = expenses.Count();
var totalPages = (int)Math.Ceiling((double)totalCount / pageSize);
var urlHelper = new UrlHelper(Request);
var prevLink = page > 1 ? urlHelper.Link("ExpensesForGroup",
new
{
page = page - 1, pageSize = pageSize, expenseGroupId = expenseGroupId,
fields = fields,
sort = sort
}) : "";
var nextLink = page < totalPages?urlHelper.Link("ExpensesForGroup",
new
{
page = page + 1, pageSize = pageSize, expenseGroupId = expenseGroupId,
fields = fields,
sort = sort
}) : "";
var paginationHeader = new
{
currentPage = page,
pageSize = pageSize,
totalCount = totalCount,
totalPages = totalPages,
previousPageLink = prevLink,
nextPageLink = nextLink
};
HttpContext.Current.Response.Headers.Add("X-Pagination",
Newtonsoft.Json.JsonConvert.SerializeObject(paginationHeader));
var expensesResult = expenses
.ApplySort(sort)
.Skip(pageSize * (page - 1))
.Take(pageSize)
.ToList()
.Select(exp => _expenseFactory.CreateDataShapedObject(exp, lstOfFields));
return(Ok(expensesResult));
}
catch (Exception)
{
return(InternalServerError());
}
}
public IHttpActionResult Get(int expenseGroupId, string fields = null, string sort = "date"
, int page = 1, int pageSize = maxPageSize)
{
try
{
List<string> lstOfFields = new List<string>();
if (fields != null)
{
lstOfFields = fields.ToLower().Split(',').ToList();
}
//get expenseGroup
var expenses = _repository.GetExpenses(expenseGroupId);
if (expenses == null)
{
// this means the expensegroup doesn't exist
return NotFound();
}
// ensure the page size isn't larger than the maximum.
if (pageSize > maxPageSize)
{
pageSize = maxPageSize;
}
// calculate data for metadata
var totalCount = expenses.Count();
var totalPages = (int)Math.Ceiling((double)totalCount / pageSize);
var urlHelper = new UrlHelper(Request);
var prevLink = page > 1 ? urlHelper.Link("ExpensesForGroup",
new
{
page = page - 1,
pageSize = pageSize,
expenseGroupId = expenseGroupId,
fields = fields,
sort = sort
}) : "";
var nextLink = page < totalPages ? urlHelper.Link("ExpensesForGroup",
new
{
page = page + 1,
pageSize = pageSize,
expenseGroupId = expenseGroupId,
fields = fields,
sort = sort
}) : "";
var paginationHeader = new
{
currentPage = page,
pageSize = pageSize,
totalCount = totalCount,
totalPages = totalPages,
previousPageLink = prevLink,
nextPageLink = nextLink
};
HttpContext.Current.Response.Headers.Add("X-Pagination",
Newtonsoft.Json.JsonConvert.SerializeObject(paginationHeader));
var expensesResult = expenses
.ApplySort(sort) //sorting
.Skip(pageSize * (page - 1))
.Take(pageSize)
.ToList()
.Select(exp => _expenseFactory.CreateDataShapedObject(exp, lstOfFields)); //field level data shping
return Ok(expensesResult);
}
catch (Exception)
{
return InternalServerError();
}
}
