public void AddTask(Task task)
{
task.CreatedDate = _dateTime.UtcNow;
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
task.Status = context.Status.Where(x => x.Name == "Not Started").SingleOrDefault();
task.CreatedBy = context.Users.Where(x => x.Username == _userSession.UserName).SingleOrDefault();
//task.CreatedBy = context.User.Find(1); // HACK: All tasks created by user 1 for now
if (task.Users != null && task.Users.Any())
{
for (var i = 0; i < task.Users.Count; ++i)
{
var user = task.Users[i];
var persistedUser = context.Users.Find(user.UserId);
if (persistedUser == null)
{
throw new ChildObjectNotFoundException("User not found");
}
task.Users[i] = persistedUser;
}
}
context.Tasks.Add(task);
context.SaveChanges();
}
}
public User GetUser(string name)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var user = context.Users.Where(x => x.Username == name).SingleOrDefault();
return(user);
}
}
public Task GetTask(long taskId)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var task = context.Tasks.Find(taskId);
return(task);
}
}
private User GetValidUser(TaskManagementDbContext context, long userId)
{
var user = context.Users.Find(userId);
if (user == null)
{
throw new ChildObjectNotFoundException("User not found");
}
return(user);
}
public Task DeleteTaskUsers(long taskId)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var task = GetValidTask(context, taskId);
UpdateTaskUsers(context, task, null, false);
context.SaveChanges();
return(task);
}
}
public Task ReplaceTaskUsers(long taskId, IEnumerable <long> userIds)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var task = GetValidTask(context, taskId);
UpdateTaskUsers(context, task, userIds, false);
context.SaveChanges();
return(task);
}
}
public Task GetFullyLoadedTask(long taskId)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var task = context.Tasks
.Include(t => t.Status)
.Include(t => t.CreatedBy)
.Include(t => t.Users)
.FirstOrDefault(t => t.TaskId == taskId);
return(task);
}
}
public Task AddTaskUser(long taskId, long userId)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var task = GetValidTask(context, taskId);
UpdateTaskUsers(context, task, new[] { userId }, true);
// context.Tasks.Attach(task);
// context.Entry(task).State = EntityState.Modified;
context.SaveChanges();
return(task);
}
}
private Task GetValidTask(TaskManagementDbContext context, long taskId)
{
var task = context.Tasks
.Include(t => t.Status)
.Include(t => t.CreatedBy)
.Include(t => t.Users)
.FirstOrDefault(t => t.TaskId == taskId);
if (task == null)
{
throw new RootObjectNotFoundException("Task not found");
}
return(task);
}
public void UpdateTaskStatus(Task taskToUpdate, string statusName)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var status = context.Status.Where(x => x.Name == statusName).SingleOrDefault();
taskToUpdate.Status = status;
taskToUpdate.StatusId = status.StatusId;
// context.Tasks.Attach(taskToUpdate);
// context.Entry(taskToUpdate).State = EntityState.Modified;
var entity = context.Tasks.Find(taskToUpdate.TaskId);
context.Entry(entity).CurrentValues.SetValues(taskToUpdate);
context.SaveChanges();
}
}
public QueryResult <Task> GetTasks(PagedDataRequest requestInfo)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var query = context.Tasks; // _session.QueryOver<Task>();
var totalItemCount = query.Count();
var startIndex = ResultsPagingUtility.CalculateStartIndex(requestInfo.PageNumber, requestInfo.PageSize);
var tasks = query.Skip(startIndex).Take(requestInfo.PageSize).ToList();
var queryResult = new QueryResult <Task>(tasks, totalItemCount, requestInfo.PageSize);
return(queryResult);
}
}
public Task DeleteTaskUser(long taskId, long userId)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var task = GetValidTask(context, taskId);
var user = task.Users.FirstOrDefault(x => x.UserId == userId);
if (user != null)
{
task.Users.Remove(user);
// context.Tasks.Attach(task);
// context.Entry(task).State = EntityState.Modified;
context.SaveChanges();
}
return(task);
}
}
public Task GetUpdatedTask(long taskId, Dictionary <string, object> updatedPropertyValueMap)
{
using (TaskManagementDbContext context = new TaskManagementDbContext())
{
var task = GetValidTask(context, taskId);
var propertyInfos = typeof(Task).GetProperties();
foreach (var propertyValuePair in updatedPropertyValueMap)
{
propertyInfos.Single(x => x.Name == propertyValuePair.Key)
.SetValue(task, propertyValuePair.Value);
}
context.SaveChanges();
return(task);
}
}
private void UpdateTaskUsers(TaskManagementDbContext context, Task task, IEnumerable <long> userIds, bool appendToExisting)
{
if (!appendToExisting)
{
task.Users.Clear();
}
if (userIds != null)
{
foreach (long userId in userIds)
{
User user = GetValidUser(context, userId);
if (!task.Users.Contains(user))
{
task.Users.Add(user);
}
}
}
}
