/// <summary>
/// Converts database models to a business logic object.
/// </summary>
public static BusinessLibrary.Models.FitnessProgram Convert(FitnessProgram_db instance)
{
if (instance == null)
{
return(null);
}
return(new BusinessLibrary.Models.FitnessProgram(instance.Id, instance.Name, instance.Description, instance.Routine, instance.CreationDate, instance.Video, instance.Type, instance.Modality));
}
/// <summary>
/// Retrieves specific instance
/// </summary>
public static FitnessProgram_db GetFitnessProgram(int id, string name,
DbContext context, out StatusResponse statusResponse)
{
try
{
//Get from database
DataTable table = context.ExecuteDataQueryCommand
(
commandText: "SELECT * FROM fitness_prgrm WHERE instructor_authorId = @id, name = @name",
parameters: new Dictionary <string, object>()
{
{ "@id", id },
{ "@name", name }
},
message: out string message
);
if (table == null)
{
throw new Exception(message);
}
//Parse data
FitnessProgram_db instance = new FitnessProgram_db();
foreach (DataRow row in table.Rows)
{
instance = new FitnessProgram_db
(
id: Convert.ToInt32(row["instructor_authorId"]),
name: row["name"].ToString(),
description: row["description"].ToString(),
routine: row["routine"].ToString(),
creationDate: Convert.ToDateTime(row["creation_date"]),
video: row["inst_vid"].ToString(),
type: row["training_type"].ToString(),
modality: row["exercise_modality"].ToString()
);
}
//Return value
statusResponse = new StatusResponse("Fitness Program successfully retrieved");
return(instance);
}
catch (Exception exception)
{
statusResponse = new StatusResponse(exception);
return(null);
}
}
/// <summary>
/// Adds a new instance into the database.
/// </summary>
public static FitnessProgram_db Add(int id, string name, string description, string routine, DateTime creationDate, string video, string type, string modality,
DbContext context, out StatusResponse statusResponse)
{
try
{
if (id == 0)
{
throw new StatusException(HttpStatusCode.BadRequest, "Please provide an id.");
}
if (string.IsNullOrEmpty(name?.Trim()))
{
throw new StatusException(HttpStatusCode.BadRequest, "Please provide a name.");
}
if (string.IsNullOrEmpty(routine?.Trim()))
{
throw new StatusException(HttpStatusCode.BadRequest, "Please provide a routine.");
}
if (string.IsNullOrEmpty(type?.Trim()))
{
throw new StatusException(HttpStatusCode.BadRequest, "Please provide a type.");
}
if (creationDate == DateTime.MinValue)
{
throw new StatusException(HttpStatusCode.BadRequest, "Please provide a valid date");
}
//Generate a new instance
FitnessProgram_db instance = new FitnessProgram_db
(
id, name, description, routine, creationDate, video, type, modality
);
//Add to database
int rowsAffected = context.ExecuteNonQueryCommand
(
commandText: "INSERT INTO fitness_prgrm (instructor_authorId, name, description, routine, creation_date, inst_vid, training_type, exercise_modality) values (@id, @name, @description, @routine, @creation_date, @video, @type, @modality)",
parameters: new Dictionary <string, object>()
{
{ "@id", instance.Id },
{ "@name", instance.Name },
{ "@description", instance.Description },
{ "@routine", instance.Routine },
{ "@creation_date", instance.CreationDate },
{ "@video", instance.Video },
{ "@type", instance.Type },
{ "@modality", instance.Modality }
},
message: out string message
);
if (rowsAffected == -1)
{
throw new Exception(message);
}
//Return value
statusResponse = new StatusResponse("Fitness Program added successfully");
return(instance);
}
catch (Exception exception)
{
statusResponse = new StatusResponse(exception);
return(null);
}
}
