/// <summary>
/// Edits a musician; this is not the most efficient way to edit a record; just demonstrating the repository in action.
/// </summary>
static void EditMusician()
{
using (var db = new DB_Bands())
{
var musicianRepo = new MusicianRepository(db);
var bandRepo = new BandRepository(db);
var random = new Random();
var bands = bandRepo.GetAll();
var musicians = musicianRepo.GetAll();
var mi = random.Next(0, musicians.Count);
var bi = random.Next(0, bands.Count);
var musicianId = musicians[mi].MusicianId;
var bandId = bands[bi].BandId;
var randomMusician = musicianRepo.GetById(musicianId);
var randomBand = bandRepo.GetById(bandId);
if (randomMusician.Band != null && randomMusician.Band.Name.Equals(randomBand.Name))
{
Console.WriteLine("Selected " + randomMusician.Name + " and " + randomBand.Name + ". No Edit was made. Please try again.");
Console.WriteLine("");
return;
}
randomMusician.Band = randomBand;
musicianRepo.Save();
Console.WriteLine("Edited: " + randomMusician.Name + " - New band: " + randomMusician.Band.Name);
}
Console.WriteLine("");
}
/// <summary>
/// Add records for bands and musicians to database.
/// </summary>
static void SeedDatabase()
{
Console.WriteLine("Attempting to seed database...");
try
{
// check if data exists
using (var db = new DB_Bands())
{
var repo = new MusicianRepository(db);
if (repo.GetAll().Count > 0)
{
Console.WriteLine("Data Exists! Retrieving data... ");
Console.WriteLine("");
return;
}
}
// Seeding database - make sure the App.config connection string is targeting a valid SQL Server instance.
Console.WriteLine("Seeding database... ");
using (var db = new DB_Bands())
{
var musicians = BandDataLayer.GetMusicians();
var musicianRepo = new MusicianRepository(db);
foreach (var musician in musicians)
{
musicianRepo.Add(musician);
}
musicianRepo.Save();
// let's check if all data was stored
var seedBands = BandDataLayer.GetBands();
var bandRepo = new GenericRepository <Band>(db);
var dbbands = bandRepo.GetAll().Select(y => y.Name).ToList();
foreach (var band in seedBands)
{
if (!dbbands.Contains(band.Name))
{
bandRepo.Add(band);
}
}
bandRepo.Save();
Console.WriteLine("Data Stored to Database!");
Console.WriteLine("");
}
}
catch (Exception ex)
{
Console.WriteLine("An error occured while trying to seed the database: " + ex.Message);
}
}
static void PrintMusicians()
{
Console.WriteLine("Mucisians Are...");
using (var db = new DB_Bands())
{
var repo = new MusicianRepository(db);
foreach (var musician in repo.GetAll())
{
Console.WriteLine("Name: " + musician.Name);
}
}
Console.WriteLine("");
}
/// <summary>
/// Deleted a musician; this is not the most efficient way to edit a record; just demonstrating the repository in action.
/// </summary>
static void DeleteMusician()
{
using (var db = new DB_Bands())
{
var repo = new MusicianRepository(db);
var random = new Random();
var musicians = repo.GetAll();
var index = random.Next(0, musicians.Count);
var musicianId = musicians[index].MusicianId;
var randomMusician = repo.GetById(musicianId);
repo.Delete(randomMusician);
repo.Save();
Console.WriteLine("Deleted: " + randomMusician.Name);
}
Console.WriteLine("");
}
static void DeleteAllDatabaseRecords()
{
using (var db = new DB_Bands())
{
var musicianRepo = new MusicianRepository(db);
var bandRepo = new BandRepository(db);
var musicians = musicianRepo.GetAll();
foreach (var musician in musicians)
{
musicianRepo.Delete(musician);
}
musicianRepo.Save();
var bands = bandRepo.GetAll();
foreach (var band in bands)
{
bandRepo.Delete(band);
}
bandRepo.Save();
}
}
public IEnumerable <Musician> GetAll()
{
IEnumerable <Musician> retorno = musicianRepository.GetAll();
return(retorno);
}