/// <summary>
/// Gets all contacts created on server after the last contact was created locally
/// </summary>
public async Task SyncUserContacts(string useremail, string serverurl)
{
try {
//- Get User's GlobalID
UserModel user = await GetUserDetails(useremail);
if (user == null)
{
throw new Exception("User not found while trying to sync user contacts");
}
//- Get the last added contact added to local database
List <ContactModel> contacts = await GetUserContacts(user.GlobalID);
if (contacts.Count == 0)
{
return;
}
//- Get all contacts created on Server after the last local contact was created
DateTime lastContactCreated = contacts[contacts.Count - 1].DateCreated;
RestDataManager restmanager = new RestDataManager(serverurl);
List <UserModel> recentcontacts = await restmanager.GetUserContacts(useremail, lastContactCreated);
//- add new contacts to local database
foreach (UserModel u in recentcontacts)
{
await InsertContact(u);
}
} catch (Exception ex) {
Debug.WriteLine(string.Format("The following exception occurred in (ClientDatabaseManager.SyncUserContacts) {0}", ex.Message));
return;
}
}
/// <summary>
/// Syncs the user with server.
/// </summary>
public async Task <UserModel> SyncUserWithServer(string email, string serverurl)
{
RestDataManager restmanager = new RestDataManager(serverurl);
UserModel serveruser = null;
UserModel localuser = null;
try {
Task getserver = Task.Factory.StartNew(async() => {
serveruser = await restmanager.GetUserInfo(email);
});
Task getlocal = Task.Factory.StartNew(async() => {
localuser = await GetUserDetails(email);
});
if (serveruser == null)
{
throw new Exception(string.Format("Unable to retrieve user: {0} from server: {1}", email, serverurl));
}
//- Insert user locally if not available on client database
if (localuser == null)
{
InsertUserDetails(serveruser);
}
Task.WaitAll(new Task[] { getserver, getlocal });
//- update local user if changes have been made on the server
if (serveruser != null && localuser != null && serveruser.LastModified > localuser.LastModified)
{
UpdateUser(serveruser);
}
return(serveruser);
} catch (Exception ex) {
throw ex;
}
}
/// <summary>
/// Gets all contacts created on server after the last contact was created locally
/// </summary>
public async Task SyncUserContacts(string useremail, string serverurl){
try {
//- Get User's GlobalID
UserModel user = await GetUserDetails (useremail);
if (user == null)
throw new Exception ("User not found while trying to sync user contacts");
//- Get the last added contact added to local database
List<ContactModel> contacts = await GetUserContacts (user.GlobalID);
if(contacts.Count == 0)
return;
//- Get all contacts created on Server after the last local contact was created
DateTime lastContactCreated = contacts[contacts.Count - 1].DateCreated;
RestDataManager restmanager = new RestDataManager(serverurl);
List<UserModel> recentcontacts = await restmanager.GetUserContacts(useremail, lastContactCreated);
//- add new contacts to local database
foreach(UserModel u in recentcontacts)
await InsertContact(u);
} catch (Exception ex) {
Debug.WriteLine (string.Format ("The following exception occurred in (ClientDatabaseManager.SyncUserContacts) {0}", ex.Message));
return;
}
}
/// <summary>
/// Syncs the user with server.
/// </summary>
public async Task<UserModel> SyncUserWithServer(string email, string serverurl){
RestDataManager restmanager = new RestDataManager (serverurl);
UserModel serveruser = null;
UserModel localuser = null;
try {
Task getserver = Task.Factory.StartNew (async () => {
serveruser = await restmanager.GetUserInfo (email);
});
Task getlocal = Task.Factory.StartNew (async () => {
localuser = await GetUserDetails (email);
});
if(serveruser == null)
throw new Exception(string.Format("Unable to retrieve user: {0} from server: {1}", email,serverurl));
//- Insert user locally if not available on client database
if(localuser == null)
InsertUserDetails(serveruser);
Task.WaitAll (new Task[]{ getserver, getlocal });
//- update local user if changes have been made on the server
if (serveruser != null && localuser != null && serveruser.LastModified > localuser.LastModified) {
UpdateUser (serveruser);
}
return serveruser;
} catch (Exception ex) {
throw ex;
}
}