public static Context LoadCurrentContext()
{
ContextDatabaseAccess contextDB = new ContextDatabaseAccess();
contextDB.InitializeSync();
Context CurrentContext;
try
{
CurrentContext = contextDB.GetContextSync();
}
// Can't find definitions for SQLiteNetExtensions exceptions, so catch generic Exception e and assume there is no context.
catch (Exception e)
{
CurrentContext = null;
//contextDB.CloseSyncConnection();
}
// If context doesn't exist, create it, save it, and populate vaccine/milestones databases.
if (CurrentContext == null)
{
CurrentContext = new Context();
// Exception probably broke the synchronous connection.
//contextDB.InitializeSync();
ContextDatabaseAccess newContextDB = new ContextDatabaseAccess();
newContextDB.InitializeSync();
newContextDB.SaveFirstContextSync(CurrentContext);
newContextDB.CloseSyncConnection();
Task tVaccine = Task.Run(async() =>
{
await VaccineTableConstructor.ConstructVaccineTable();
});
tVaccine.Wait();
Task tMilestone = Task.Run(async() =>
{
MilestonesTableConstructor.ConstructMilestonesTable();
});
tMilestone.Wait();
return(CurrentContext);
}
else
{
return(CurrentContext);
}
}
// Load context and set value for current child if it exists.
private async Task <Boolean> LoadContext()
{
ContextDatabaseAccess contextDB = new ContextDatabaseAccess();
await contextDB.InitializeAsync();
try
{
CurrentContext = contextDB.GetContextAsync().Result;
}
// Can't find definitions for SQLiteNetExtensions exceptions, so catch generic Exception e and assume there is no context.
catch (Exception e)
{
CurrentContext = null;
//contextDB.CloseSyncConnection();
}
// If context doesn't exist, create it, save it, and populate vaccine/milestones databases.
if (CurrentContext == null)
{
CurrentContext = new Context();
// Exception probably broke the synchronous connection.
//contextDB.InitializeSync();
ContextDatabaseAccess newContextDB = new ContextDatabaseAccess();
await newContextDB.InitializeAsync();
newContextDB.SaveFirstContextAsync(CurrentContext);
//newContextDB.CloseSyncConnection();
_currentChild = null;
CurrentChildBirthday = DateTime.Today;
Task tVaccine = VaccineTableConstructor.ConstructVaccineTable();
Task tMilestone = MilestonesTableConstructor.ConstructMilestonesTable();
await tVaccine;
await tMilestone;
return(true);
}
else
{
CurrentChild = CurrentContext.GetSelectedChild();
return(true);
}
}
