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

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


namespace InnovEnergy.App.Backend.Database;


public static partial class Db 
{
    private static Boolean Insert(Object obj)
    {
        var success = Connection.Insert(obj) > 0;
        if(success) BackupDatabase();
        return success;
    }
    
    public static Boolean Create(Installation installation)
    {
        installation.S3BucketId = Installations.Count(f => f.Product == installation.Product)+1;
        
        // SQLite wrapper is smart and *modifies* t's Id to the one generated (autoincrement) by the insertion
        return Insert(installation);
    }
    
    public static Boolean Create(Error error)
    {
        return Insert(error);
    }
    
    public static Boolean Create(Warning warning)
    {
        return Insert(warning);
    }
    
    public static Boolean Create(Folder folder)
    {
        return Insert(folder);
    }
    
    public static Boolean Create(User user)
    {
        return Insert(user);
    }
   
    public static Boolean Create(Session session)
    {
        return Insert(session);
    }
    
    public static Boolean Create(InstallationAccess installationAccess)
    {
        return Insert(installationAccess);
    }
    
    public static Boolean Create(FolderAccess folderAccess)
    {
        return Insert(folderAccess);
    }

    public static Boolean Create(OrderNumber2Installation o2i)
    {
        return Insert(o2i);
    }
    
    public static Boolean Create(UserAction action)
    {
         return Insert(action);
    }
    
    public static void HandleAction(UserAction newAction)
    {
        //Find the total number of actions for this installation
        var totalActions = UserActions.Count(action => action.InstallationId == newAction.InstallationId);

        //If there are 100 actions, remove the one with the oldest timestamp
        if (totalActions == 100)
        {
            var oldestAction = 
                UserActions.Where(action => action.InstallationId == newAction.InstallationId)
                    .OrderBy(action => action.Timestamp)
                    .FirstOrDefault();
                            
            //Remove the old action
            Delete(oldestAction);

            //Add the new action
            Create(newAction);
        }
        else
        {
            Console.WriteLine("---------------Added the new Error to the database-----------------");
            Create(newAction);
        }
    }
    
    public static void HandleError(Error newError,int installationId)
    {
        //Find the total number of errors for this installation
        var totalErrors = Errors.Count(error => error.InstallationId == installationId);

        //If there are 100 errors, remove the one with the oldest timestamp
        if (totalErrors == 100)
        {
            var oldestError = 
                Errors.Where(error => error.InstallationId == installationId)
                    .OrderBy(error => error.Date)
                    .FirstOrDefault();
                            
            //Remove the old error
            Delete(oldestError);

            //Add the new error
            Create(newError);
        }
        else
        {
            Console.WriteLine("---------------Added the new Error to the database-----------------");
            Create(newError);
        }
    }
    
    public static void HandleWarning(Warning newWarning,int installationId)
    {
        //Find the total number of warnings for this installation
        var totalWarnings = Warnings.Count(warning => warning.InstallationId == installationId);

        //If there are 100 warnings, remove the one with the oldest timestamp
        if (totalWarnings == 100)
        {
            var oldestWarning = 
                Warnings.Where(warning => warning.InstallationId == installationId)
                    .OrderBy(warning => warning.Date)
                    .FirstOrDefault();
                            
            //Remove the old error
            Delete(oldestWarning);

            //Add the new error
            Create(newWarning);
        }
        else
        {
            Console.WriteLine("---------------Added the new Warning to the database-----------------");
            Create(newWarning);
        }
    }
}