/// <summary>
/// Method to get all todoitems based on search criteria and pagesize
/// </summary>
/// <param name="userId"></param>
/// <param name="searchString"></param>
/// <param name="pageNumber"></param>
/// <param name="pageSize"></param>
/// <returns></returns>
public async Task <List <ToDoItemExt> > SearchToDoItems(int userId, string searchString, int pageNumber, int pageSize)
{
using (var context = new ToDoServiceDBContext())
{
IQueryable <ToDoItemExt> items = (from item in context.ToDoItems
join label in context.Labels
on item.LabelId equals label.Id
where item.UserId == userId
select new ToDoItemExt
{
Id = item.Id,
Name = item.Name,
Label = label.Name
});
if (!string.IsNullOrEmpty(searchString))
{
return(await items.Where(s => s.Name.ToLower().Contains(searchString.ToLower())).DoPaging(pageNumber, pageSize).ToListAsync());
}
else
{
return(await items.DoPaging(pageNumber, pageSize).ToListAsync());
}
}
}
public async Task <BaseToDoList> GetToDoListById(int itemId)
{
using (var context = new ToDoServiceDBContext())
{
BaseToDoList baseItem = (from item in context.ToDoLists
join label in context.Labels
on item.LabelId equals label.Id
where item.Id == itemId
select new BaseToDoList
{
Id = item.Id,
Name = item.Name,
}).FirstOrDefault();
if (baseItem != null)
{
baseItem.TodoItems = new List <BaseToDoItem>();
var db_item = await(from to_do_item in context.ToDoItems
join label in context.Labels
on to_do_item.LabelId equals label.Id
where to_do_item.ToDoListId != null && to_do_item.ToDoListId.Value == baseItem.Id
select new BaseToDoItem
{
Id = to_do_item.Id,
Name = to_do_item.Name,
}).ToListAsync();
baseItem.TodoItems.AddRange(db_item);
}
return(baseItem);
}
}
/// <summary>
/// Method to register new user
/// </summary>
/// <param name="user"></param>
/// <returns></returns>
public async Task <int> RegisterUser(User user)
{
using (var context = new ToDoServiceDBContext())
{
context.Users.Add(user);
return(await context.SaveChangesAsync());
}
}
/// <summary>
/// Method to add label
/// </summary>
/// <param name="label"></param>
/// <returns></returns>
public async Task <int> AddLabel(Domain.Models.Label label)
{
using (var context = new ToDoServiceDBContext())
{
context.Labels.Add(label);
return(await context.SaveChangesAsync());
}
}
/// <summary>
/// Method to update todoitem
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public async Task <int> UpdateToDoItem(ToDoItem item)
{
using (var context = new ToDoServiceDBContext())
{
context.ToDoItems.Attach(item).Property(x => x.CreatedDate).IsModified = false;
context.ToDoItems.Update(item);
return(await context.SaveChangesAsync());
}
}
/// <summary>
/// Method to authenticate user
/// </summary>
/// <param name="userName"></param>
/// <param name="password"></param>
/// <returns></returns>
public async Task <User> AuthenticateUser(string userName, string password)
{
using (var context = new ToDoServiceDBContext())
{
var user = await context.Users.FirstOrDefaultAsync(d => d.Name == userName && d.Password == password);
return(user);
}
}
/// <summary>
/// Method to get colllection of labels
/// </summary>
/// <returns></returns>
public async Task <List <Label> > GetLabels()
{
using (var context = new ToDoServiceDBContext())
{
var labels = await context.Labels.ToListAsync();
return(labels);
}
}
/// <summary>
/// Method to get label by id
/// </summary>
/// <param name="labelId"></param>
/// <returns></returns>
public async Task <Label> GetLabelById(int labelId)
{
using (var context = new ToDoServiceDBContext())
{
var medicine = await context.Labels.FirstOrDefaultAsync(p => p.Id == labelId);
return(medicine);
}
}
/// <summary>
/// Method to get todoitem by id
/// </summary>
/// <param name="itemId"></param>
/// <returns></returns>
public async Task <BaseToDoItem> GetToDoItem(int itemId)
{
using (var context = new ToDoServiceDBContext())
{
var item = await context.ToDoItems.FindAsync(itemId);
return(item);
}
}
/// <summary>
/// Method to delete label by id.
/// </summary>
/// <param name="labelId"></param>
/// <returns></returns>
public async Task <int> DeleteLabelById(int labelId)
{
using (var context = new ToDoServiceDBContext())
{
var id = await context.Labels.FindAsync(labelId);
context.Labels.Remove(id);
return(await context.SaveChangesAsync());
}
}
/// <summary>
/// Method to add new todoitem
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public async Task <int> AddToDoItem(ToDoItem item)
{
using (var context = new ToDoServiceDBContext())
{
context.ToDoItems.Add(item);
int result = await context.SaveChangesAsync();
return(result);
}
}
/// <summary>
/// Method to delete todoitem by id
/// </summary>
/// <param name="itemId"></param>
/// <returns></returns>
public async Task <int> DeleteToDoItem(int itemId)
{
using (var context = new ToDoServiceDBContext())
{
var item = await context.ToDoItems.FindAsync(itemId);
context.ToDoItems.Remove(item);
return(await context.SaveChangesAsync());
}
}
/// <summary>
/// Method to add new todolist
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public async Task <int> AddToDoList(ToDoList item)
{
int result = 0;
using (var context = new ToDoServiceDBContext())
{
context.ToDoLists.Add(item);
result = await context.SaveChangesAsync();
}
return(result);
}
/// <summary>
/// Method to get collection of todolist based on search criteria and pagesize
/// </summary>
/// <param name="userId"></param>
/// <param name="searchString"></param>
/// <param name="pageNumber"></param>
/// <param name="pageSize"></param>
/// <returns></returns>
public async Task <List <ToDoListExt> > SearchToDoList(int userId, string searchString, int pageNumber, int pageSize)
{
List <ToDoListExt> toDoLists = null;
using (var context = new ToDoServiceDBContext())
{
IQueryable <ToDoListExt> items = (from item in context.ToDoLists
join label in context.Labels
on item.LabelId equals label.Id
where item.UserId == userId
select new ToDoListExt
{
Id = item.Id,
Name = item.Name,
Label = label.Name
});
if (!string.IsNullOrEmpty(searchString))
{
toDoLists = await items.Where(s => s.Name.ToLower().Contains(searchString.ToLower())).DoPaging(pageNumber, pageSize).ToListAsync();
}
else
{
toDoLists = await items.DoPaging(pageNumber, pageSize).ToListAsync();
}
if (toDoLists != null && toDoLists.Count > 0)
{
foreach (var item in toDoLists)
{
item.ToDoItems = new List <ToDoItemExt>();
var db_item = await(from to_do_item in context.ToDoItems
join label in context.Labels
on to_do_item.LabelId equals label.Id
where to_do_item.ToDoListId != null && to_do_item.ToDoListId.Value == item.Id
select new ToDoItemExt
{
Id = to_do_item.Id,
Name = to_do_item.Name,
Label = label.Name
}).ToListAsync();
item.ToDoItems.AddRange(db_item);
}
}
return(toDoLists);
}
}
/// <summary>
/// Method to assign label to todoitem
/// </summary>
/// <param name="labelId"></param>
/// <param name="itemId"></param>
/// <returns></returns>
public async Task <int> AssignLabelToItem(int labelId, int[] itemId)
{
using (var context = new ToDoServiceDBContext())
{
var items = context.ToDoItems;
foreach (BaseToDoItem item in items)
{
if (itemId.Contains(item.Id))
{
item.LabelId = labelId;
}
}
return(await context.SaveChangesAsync());
}
}
/// <summary>
/// Method to assign label to todolist
/// </summary>
/// <param name="labelId"></param>
/// <param name="listId"></param>
/// <returns></returns>
public async Task <int> AssignLabelToList(int labelId, int[] listId)
{
using (var context = new ToDoServiceDBContext())
{
var items = context.ToDoLists;
foreach (ToDoList list in items)
{
if (listId.Contains(list.Id))
{
list.LabelId = labelId;
}
}
return(await context.SaveChangesAsync());
}
}
/// <summary>
/// Method to get all todoitems by user id.
/// </summary>
/// <param name="userId"></param>
/// <returns></returns>
public async Task <List <ToDoItemExt> > GetToDoItems(int userId)
{
using (var context = new ToDoServiceDBContext())
{
List <ToDoItemExt> items = await(from item in context.ToDoItems
join label in context.Labels
on item.LabelId equals label.Id
where item.UserId == userId
select new ToDoItemExt
{
Id = item.Id,
Name = item.Name,
Label = label.Name
}).ToListAsync();
return(items);
}
}
/// <summary>
/// Method to get collection for todolist by user id
/// </summary>
/// <param name="userId"></param>
/// <returns></returns>
public async Task <List <ToDoListExt> > GetToDoList(int userId)
{
using (var context = new ToDoServiceDBContext())
{
List <ToDoListExt> items = await(from item in context.ToDoLists
join label in context.Labels
on item.LabelId equals label.Id
where item.UserId == userId
select new ToDoListExt
{
Id = item.Id,
Name = item.Name,
Label = label.Name
}).ToListAsync();
if (items != null && items.Count > 0)
{
foreach (var item in items)
{
item.ToDoItems = new List <ToDoItemExt>();
var db_item = await(from to_do_item in context.ToDoItems
join label in context.Labels
on to_do_item.LabelId equals label.Id
where to_do_item.ToDoListId != null && to_do_item.ToDoListId.Value == item.Id
select new ToDoItemExt
{
Id = to_do_item.Id,
Name = to_do_item.Name,
Label = label.Name
}).ToListAsync();
item.ToDoItems.AddRange(db_item);
}
}
return(items);
}
}
