void OrganizedData(Java.Lang.Object value)
{
var snapshot = (QuerySnapshot)value;
if (!snapshot.IsEmpty)
{
if (ListOfPost.Count > 0)
{
ListOfPost.Clear();
}
foreach (DocumentSnapshot item in snapshot.Documents)
{
Post post = new Post();
post.ID = item.Id;
post.PostBody = item.Get("post_body") != null?item.Get("post_body").ToString() : "";
post.Author = item.Get("author") != null?item.Get("author").ToString() : "";
post.ImageId = item.Get("image_id") != null?item.Get("image_id").ToString() : "";
post.OwnerId = item.Get("owner_id") != null?item.Get("owner_id").ToString() : "";
post.DownloadUrl = item.Get("download_url") != null?item.Get("download_url").ToString() : "";
string datestring = item.Get("post_date") != null?item.Get("post_date").ToString() : "";
post.PostDate = DateTime.ParseExact(datestring, @"dd/MM/yyyy HH:mm:ss tt",
System.Globalization.CultureInfo.InvariantCulture);
var data = item.Get("likes") != null?item.Get("likes") : null;
if (data != null)
{
var dictionaryFromHashMap = new Android.Runtime.JavaDictionary <string, string>(data.Handle, JniHandleOwnership.DoNotRegister);
//retrieve our own id
string uid = AppDataHelper.GetFirebaseAuth().CurrentUser.Uid;
//check the number of users liked the post
post.LikeCount = dictionaryFromHashMap.Count;
//verifies if we liked the post or not.
if (dictionaryFromHashMap.Contains(uid))
{
post.Liked = true;
}
}
ListOfPost.Add(post);
}
OnPostRetrieved?.Invoke(this, new PostEventArgs {
Posts = ListOfPost
});
}
}
void OrganizeData(Java.Lang.Object Value)
{
var snapshot = (QuerySnapshot)Value;
if (!snapshot.IsEmpty)
{
if (ListOfPost.Count > 0)
{
ListOfPost.Clear();
}
foreach (DocumentSnapshot item in snapshot.Documents)
{
Post post = new Post();
post.ID = item.Id;
post.PostBody = item.Get("post_body") != null?item.Get("post_body").ToString() : "";
post.Author = item.Get("author") != null?item.Get("author").ToString() : "";
post.ImageId = item.Get("image_id") != null?item.Get("image_id").ToString() : "";
post.OwnerId = item.Get("owner_id") != null?item.Get("owner_id").ToString() : "";
post.DownloadUrl = item.Get("download_url") != null?item.Get("download_url").ToString() : "";
string datestring = item.Get("post_date") != null?item.Get("post_date").ToString() : "";
post.PostDate = DateTime.Parse(datestring);
var data = item.Get("likes") != null?item.Get("likes") : null;
if (data != null)
{
var dictionaryFromHashMap = new Android.Runtime.JavaDictionary <string, string>(data.Handle, JniHandleOwnership.DoNotRegister);
string uid = AppDataHelper.GetFirebaseAuth().CurrentUser.Uid;
post.LikeCount = dictionaryFromHashMap.Count;
if (dictionaryFromHashMap.Contains(uid))
{
post.Liked = true;
}
}
ListOfPost.Add(post);
}
OnPostRetrieved?.Invoke(this, new PostEventArgs {
Posts = ListOfPost
});
}
}
public void OnSuccess(Java.Lang.Object result)
{
DocumentSnapshot snapshot = (DocumentSnapshot)result;
if (!snapshot.Exists())
{
return;
}
DocumentReference likeReference = AppDataHelper.GetFirestore().Collection("posts").Document(postID);
if (like)
{
likeReference.Update("likes." + AppDataHelper.GetFirebaseAuth().CurrentUser.Uid, true);
}
else
{
//check for null
if (snapshot.Get("likes") == null)
{
return;
}
var data = snapshot.Get("likes") != null?snapshot.Get("likes") : null;
if (data != null)
{
var dictionaryFromHashMap = new Android.Runtime.JavaDictionary <string, string>(data.Handle, JniHandleOwnership.DoNotRegister);
//retrieve our own id
string uid = AppDataHelper.GetFirebaseAuth().CurrentUser.Uid;
//check if our user ID is contained inside the dictionary
if (dictionaryFromHashMap.Contains(uid))
{
//remove our user ID to unlike the post
dictionaryFromHashMap.Remove(uid);
//update the hashmap withour our userid included
likeReference.Update("likes", dictionaryFromHashMap);
}
}
}
}
public void OnSuccess(Java.Lang.Object result)
{
DocumentSnapshot snapshot = (DocumentSnapshot)result;
if (!snapshot.Exists())
{
return;
}
DocumentReference likesReference = AppDataHelper.GetFirestore().Collection("posts").Document(postID);
if (Like)
{
likesReference.Update("likes." + AppDataHelper.GetFirebaseAuth().CurrentUser.Uid, true);
}
else
{
if (snapshot.Get("likes") == null)
{
return;
}
var data = snapshot.Get("likes") != null?snapshot.Get("likes") : null;
if (data != null)
{
var dictionaryFromHashMap = new Android.Runtime.JavaDictionary <string, string>(data.Handle, JniHandleOwnership.DoNotRegister);
string uid = AppDataHelper.GetFirebaseAuth().CurrentUser.Uid;
if (dictionaryFromHashMap.Contains(uid))
{
dictionaryFromHashMap.Remove(uid);
likesReference.Update("likes", dictionaryFromHashMap);
}
}
}
}