public static Mutual ToggleMutual(int user1Id, int user2Id)
{
Mutual newMutual = null;
using (var db = new MyCirclesEntityModel())
{
Mutual existingMutual = db.Mutuals.Where(em =>
(em.User1Id == user1Id && em.User2Id == user2Id) ||
(em.User1Id == user2Id && em.User2Id == user1Id))
.FirstOrDefault();
if (existingMutual == null)
{
newMutual = new Mutual();
newMutual.User1Id = user1Id;
newMutual.User2Id = user2Id;
db.Mutuals.Add(newMutual);
}
else
{
db.Mutuals.Remove(existingMutual);
}
db.SaveChanges();
}
return(newMutual);
}
public static void Create(MutualBE pMutualBE)
{
using (Health.Back.BE.HealthEntities dc = new Health.Back.BE.HealthEntities(Common.CnnString_Entities))
{
Mutual wMutual = new Mutual();
wMutual.Nombre = pMutualBE.Nombre;
wMutual.ExigeCoseguro = pMutualBE.ExigeCoseguro;
dc.Mutuals.AddObject(wMutual);
dc.SaveChanges();
wMutual.IdMutual = wMutual.IdMutual;
}
}
public static Mutual SearchMutual(int user1Id, int user2Id)
{
Mutual newMutual = null;
using (var db = new MyCirclesEntityModel())
{
Mutual existingMutual = db.Mutuals.Where(em =>
(em.User1Id == user1Id && em.User2Id == user2Id) ||
(em.User1Id == user2Id && em.User2Id == user1Id))
.FirstOrDefault();
}
return(newMutual);
}
public static Follow ToggleFollow(int followerId, int followingId)
{
Follow newFollow = null;
Mutual newMutual = null;
using (var db = new MyCirclesEntityModel())
{
Follow existingFollow = db.Follows.Where(ef => ef.FollowerId == followerId && ef.FollowingId == followingId).FirstOrDefault();
if (existingFollow == null)
{
newFollow = new Follow();
newFollow.FollowerId = followerId;
newFollow.FollowingId = followingId;
newFollow.CreatedAt = DateTime.Now;
newFollow.IsDeleted = false;
db.Follows.Add(newFollow);
Follow existingReverseFollow = db.Follows.Where(ef => ef.FollowerId == followingId && ef.FollowingId == followerId).FirstOrDefault();
if (existingReverseFollow != null)
{
newMutual = MutualDAO.ToggleMutual(followerId, followingId);
}
}
else
{
db.Follows.Remove(existingFollow);
MutualDAO.ToggleMutual(followerId, followingId);
}
db.SaveChanges();
}
return(newFollow);
}
private void explore_Click(object sender, EventArgs e)
{
Mutual graphMutual = new Mutual(8);
foreach (Pair P in edges)
{
graphMutual.graph.addEdge(P.vertex1, P.vertex2);
}
Social socialNetwork = new Social(nodes.Count);
foreach (Pair P in edges)
{
socialNetwork.network.addEdge(P.vertex1, P.vertex2);
}
if (DFS.Checked)
{
List <string> stack = new List <string>();
bool found = false;
socialNetwork.exploreFriends(ref stack, this.vertex1, this.vertex2, ref found);
if (found)
{
ClearEdgeColor();
for (int i = 0; i < stack.Count - 1; i++)
{
string v1 = stack[i];
string v2 = stack[i + 1];
colorEdge(v1, v2);
}
gViewer1.Graph = graphLayout;
string answers = "";
answers += "Nama Akun: " + this.vertex1 + " " + this.vertex2 + "\n";
answers += (stack.Count - 2) + "-degree connection\n";
for (int i = 0; i < stack.Count; i++)
{
answers += stack[i];
if (i != stack.Count - 1)
{
answers += "-->";
}
}
MessageBox.Show(answers);
}
else
{
MessageBox.Show("Nama akun: " + this.vertex1 + " " + this.vertex2 + "\n" + "Tidak ada jalur koneksi yang tersedia\nAnda harus memulai koneksi baru itu sendiri.");
}
}
else if (BFS.Checked)
{
List <string> path = new List <string>();
bool found = false;
MessageBox.Show(socialNetwork.pathBFS(ref path, this.vertex1, this.vertex2, ref found));
if (found)
{
ClearEdgeColor();
for (int i = 0; i < path.Count - 1; i++)
{
string v1 = path[i];
string v2 = path[i + 1];
colorEdge(v1, v2);
}
gViewer1.Graph = graphLayout;
}
else
{
}
}
displayFriendRec.Text = graphMutual.mutualSearch(this.vertex1);
}
