/// <summary>
/// Deletes a ShopList member from the ShopListMember table.
/// </summary>
/// <param name="shopList"></param>
/// <param name="user"></param>
/// <returns>
/// Returns a Tuple<bool, string>, with a processing message.
/// </returns>
public static Tuple <bool, string> DeleteShopListMember(ShopList shopList, AppUser user)
{
var result = new Tuple <bool, string>(false, "");
using (var connection = new SQLiteConnection(LoadConnectionString()))
{
try
{
connection.Execute($"DELETE FROM ShopListMember WHERE AppUser_ID = {user.ID} AND ShopList_ID = {shopList.SHOPLISTID}");
if (!(SADatabaseReader.DoesShopListMemberExist(shopList, user)))
{
result = new Tuple <bool, string>(true, $"ShopListMember {user.UserName}({user.ID}) is verwijderd.");
}
else
{
result = new Tuple <bool, string>(false, $"ShopListMember {user.UserName}({user.ID}) bestaat nog.");
}
}
catch (SQLiteException ex)
{
// TODO : SADatabaseReader.DeleteShopListMember: Error logging naar log.db
throw;
}
}
return(result);
}
/// <summary>
/// Adds a record to the ShopListMember table, with a foreign keys to the AppUser and ShopList tables.
/// </summary>
/// <param name="shopList"></param>
/// <param name="user"></param>
/// <returns>
/// Returns a Tuple<bool, string>, with a processing message.
/// </returns>
public static Tuple <bool, string> AddShopListMember(ShopList shopList, AppUser user)
{
var result = new Tuple <bool, string>(false, "");
using (var connection = new SQLiteConnection(LoadConnectionString()))
{
try
{
if (SADatabaseReader.DoesShopListExist(shopList))
{
var AppUserExists = connection.Query <AppUser>($"SELECT * FROM AppUser WHERE ID = {user.ID}").Count;
if (AppUserExists > 0)
{
if (!(SADatabaseReader.DoesShopListMemberExist(shopList, user)))
{
connection.Execute(
"INSERT OR REPLACE INTO ShopListMember (AppUser_ID, ShopList_ID, DateTimeAdded) " +
$"VALUES ({user.ID}, {shopList.SHOPLISTID}, '{DateTimeStamp.Stamp()}')"
);
result = new Tuple <bool, string>(false, $"Member {user.UserName}({user.ID}) is toegevoegd aan shoplist {shopList.Name}({shopList.SHOPLISTID}).");
}
else
{
result = new Tuple <bool, string>(false, $"Gebruiker {user.UserName}({user.ID}) bestaat al.");
}
}
else
{
result = new Tuple <bool, string>(false, $"Gebruiker {user.UserName}({user.ID}) bestaat niet of is nog niet opgeslagen.");
}
}
else
{
result = new Tuple <bool, string>(false, $"ShopList {shopList.Name}({shopList.SHOPLISTID}) bestaat niet of is nog niet opgeslagen.");
}
}
catch (SQLiteException ex)
{
// TODO : SADatabaseReader.AddShopListMember: Error logging naar log.db
throw;
}
}
return(result);
}