Innovenergy_trunk/csharp/App/Backend/Database/Update.cs

using InnovEnergy.App.Backend.DataTypes;
using InnovEnergy.App.Backend.DataTypes.Methods;
using InnovEnergy.App.Backend.Relations;


namespace InnovEnergy.App.Backend.Database;


public static partial class Db 
{
    public static Boolean Update(Folder folder)
    {
        if (folder.IsRelativeRoot()) // TODO: triple check
        {
            var original = GetFolderById(folder.Id);
            if (original is null)
                return false;

            folder.ParentId = original.ParentId;
        }

        return Connection.InsertOrReplace(folder) > 0;
    }

    public static Boolean Update(Installation installation)
    {
        if (installation.IsRelativeRoot())  // TODO: triple check
        {
            var original = GetInstallationById(installation.Id);
            if (original is null)
                return false;

            installation.ParentId = original.ParentId;
        }

        return Connection.InsertOrReplace(installation) > 0;
    }
    
    
    public static Boolean Update(User user)
    {
        var originalUser = GetUserById(user.Id);

        return originalUser is not null 
               && user.Id       == originalUser.Id        // these columns must not be modified! 
               && user.ParentId == originalUser.ParentId  
               && user.Email    == originalUser.Email
               && Connection.InsertOrReplace(user) > 0;
    }
    
    public static Boolean Update(this Session session)
    {
        #pragma warning disable CS0618
        var originalSession = GetSessionById(session.Id);
        #pragma warning restore CS0618

        return originalSession is not null
            && session.Token  == originalSession.Token // these columns must not be modified!
            && session.UserId == originalSession.UserId
            && Connection.InsertOrReplace(session) > 0;
    }

}