protected async override void LoadState(Object navigationParameter, Dictionary <String, Object> pageState)
{
if (pageState != null)
{
if (pageState.ContainsKey("selectedGroupName") && pageState.ContainsKey("selectedGroupImageURL") && pageState.ContainsKey("selectedGroupObjectId"))
{
var selectedGroupName = pageState["selectedGroupName"].ToString();
var selectedGroupImageURL = pageState["selectedGroupImageURL"].ToString();
var selectedGroupObjectId = pageState["selectedGroupObjectId"].ToString();
Groups group = new Models.Groups();
group.Name = selectedGroupName;
group.ImageURL = selectedGroupImageURL;
group.ObjectId = selectedGroupObjectId;
((App)App.Current).SelectedGroup = new List <object>()
{
group
};
var context = this.DataContext as ArticlesInGroupViewModel;
await context.GetAllArticles();
}
}
}
public bool Create(Node node, Models.Groups group)
{
RestClient client = new RestClient(path)
{
Encoding = new UTF8Encoding(false)
};
client.AddDefaultHeader("Accept", "application/json");
client.AddDefaultHeader("Accept-Encoding", "gzip, deflate");
client.AddDefaultHeader("Content-Type", "application/json");
var request = new RestSharp.RestRequest(resources)
{
Method = Method.POST,
RequestFormat = DataFormat.Json
};
request.AddJsonBody(new Tree(node, group));
var response = client.Execute(request);
if (!response.IsSuccessful)
{
return(false);
}
return(true);
}
public ActionResult EditGroup(FormCollection coll)
{
var group = new Models.Groups()
{
id = Convert.ToInt32(coll["id"])
};
db.Entry(group).State = System.Data.Entity.EntityState.Unchanged;
group.name = coll["name"];
if (db.Groups.Where(w => w.name == group.name && w.id != group.id).Count() > 0)
{
return(Json(new Models.Result(Models.ResultEnum.Fail, "error", "小组已存在")));
}
var res = db.SaveChanges() > 0;
if (res)
{
if (!string.IsNullOrEmpty(coll["users"]))
{
int[] newusers = Array.ConvertAll <string, int>(coll["users"].ToString().Split(','), num => Convert.ToInt32(num));
//获取现有的
int[] oldusers = db.GroupUsers.Where(w => w.group_id == group.id).Select(s => s.user_id).ToArray();
//int[] concatusers = oldusers.Concat(newusers).ToArray();
//找到新增的：新的有旧的没有代表是新增
foreach (var n in newusers)
{
if (!oldusers.Contains(n))
{
db.GroupUsers.Add(new Models.GroupUsers()
{
group_id = group.id,
user_id = n,
create_time = Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"))
});
}
}
//找到删除的：旧的有新的没有代表是删除
foreach (var o in oldusers)
{
if (!newusers.Contains(o))
{
db.GroupUsers.Remove(db.GroupUsers.Where(w => w.group_id == group.id && w.user_id == o).FirstOrDefault());
}
}
db.SaveChanges();
}
return(Json(new Models.Result(Models.ResultEnum.Success, "success", "更新成功")));
}
else
{
return(Json(new Models.Result(Models.ResultEnum.Fail, "error", "更新失败")));
}
}
/// <summary>
/// Creates a new Group. Regardless of the value of group.groupOwner the owner of the group will always be the current install.
/// </summary>
/// <param name="group"></param>
/// <returns></returns>
public async Task <Uri> CreateGroup(Models.Groups group)
{
HttpResponseMessage response = await client.PostAsJsonAsync("api/v1/groups", group);
if (response.IsSuccessStatusCode)
{
return(response.Headers.Location);
}
else
{
throw new System.Exception(response.StatusCode.ToString() + ": " + response.Content.ToString());
}
}
/// <summary>
/// Returns Group specified by the group id.
/// </summary>
/// <param name="groupId"></param>
/// <returns></returns>
public async Task <Models.Groups> GetGroupById(int groupId)
{
Models.Groups group = null;
HttpResponseMessage response = await client.GetAsync("api/v1/groups/" + groupId.ToString());
if (response.IsSuccessStatusCode)
{
group = await response.Content.ReadAsAsync <Models.Groups>();
}
else
{
throw new System.Exception(response.StatusCode.ToString() + ": " + response.Content.ToString());
}
return(group);
}
protected async override void LoadState(Object navigationParameter, Dictionary<String, Object> pageState)
{
if (pageState != null)
{
if (pageState.ContainsKey("selectedGroupName") && pageState.ContainsKey("selectedGroupImageURL") && pageState.ContainsKey("selectedGroupObjectId"))
{
var selectedGroupName = pageState["selectedGroupName"].ToString();
var selectedGroupImageURL = pageState["selectedGroupImageURL"].ToString();
var selectedGroupObjectId = pageState["selectedGroupObjectId"].ToString();
Groups group = new Models.Groups();
group.Name = selectedGroupName;
group.ImageURL = selectedGroupImageURL;
group.ObjectId = selectedGroupObjectId;
((App)App.Current).SelectedGroup = new List<object>(){ group};
var context = this.DataContext as ArticlesInGroupViewModel;
await context.GetAllArticles();
}
}
}
public ActionResult AddGroup(FormCollection coll)
{
Models.Groups group = new Models.Groups()
{
name = coll["name"],
create_time = Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"))
};
if (db.Groups.Where(w => w.name == group.name).Count() > 0)
{
return(Json(new Models.Result(Models.ResultEnum.Fail, "error", "小组已存在")));
}
db.Groups.Add(group);
var res = db.SaveChanges() > 0;
if (res)
{
if (!string.IsNullOrEmpty(coll["users"]))
{
int[] users = Array.ConvertAll <string, int>(coll["users"].ToString().Split(','), num => Convert.ToInt32(num));
List <Models.GroupUsers> groupusers = new List <Models.GroupUsers>();
foreach (var uid in users)
{
db.GroupUsers.Add(new Models.GroupUsers()
{
group_id = group.id,
user_id = uid,
create_time = Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"))
});
}
db.SaveChanges();
}
return(Json(new Models.Result(Models.ResultEnum.Success, "success", "创建成功")));
}
else
{
return(Json(new Models.Result(Models.ResultEnum.Fail, "error", "创建失败")));
}
}
