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Added CodeCamperDbContext
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@NicholasMurray
NicholasMurray committed Sep 17, 2012
1 parent 62b5d25 commit f672c64
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Showing 16 changed files with 2,080 additions and 57 deletions.
119 changes: 70 additions & 49 deletions CodeCamper.Data/CodeCamper.Data.csproj
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<?xml version="1.0" encoding="utf-8"?>
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<Reference Include="System.ComponentModel.DataAnnotations" />
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<ItemGroup>
<Compile Include="CodeCamperDbContext.cs" />
<Compile Include="Configuration\AttendanceConfiguration.cs" />
<Compile Include="Configuration\SessionConfiguration.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="SampleData\CodeCamperDatabaseInitializer.cs" />
<Compile Include="SampleData\PeopleNames.cs" />
<Compile Include="SampleData\RandomSelector.cs" />
<Compile Include="SampleData\SampleTextGenerator.cs" />
<Compile Include="SampleData\SampleTrack.cs" />
<Compile Include="SampleData\TagsGenerator.cs" />
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Other similar extension points exist, see Microsoft.Common.targets.
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-->

</Project>
</Project>
37 changes: 37 additions & 0 deletions CodeCamper.Data/CodeCamperDbContext.cs
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using System.Data.Entity;
using System.Data.Entity.ModelConfiguration.Conventions;
using CodeCamper.Model;
using CodeCamper.Data.SampleData;

namespace CodeCamper.Data
{
public class CodeCamperDbContext : DbContext
{
// ToDo: Move Initializer to Global.asax; don't want dependence on SampleData
static CodeCamperDbContext()
{
Database.SetInitializer(new CodeCamperDatabaseInitializer());
}

public CodeCamperDbContext()
: base(nameOrConnectionString: "CodeCamper") { }

protected override void OnModelCreating(DbModelBuilder modelBuilder)
{
// Use singular table names
modelBuilder.Conventions.Remove<PluralizingTableNameConvention>();

modelBuilder.Configurations.Add(new SessionConfiguration());
modelBuilder.Configurations.Add(new AttendanceConfiguration());
}

public DbSet<Person> Persons { get; set; }
public DbSet<Session> Sessions { get; set; }
public DbSet<Attendance> Attendance { get; set; }

// Lookup Lists
public DbSet<Room> Rooms { get; set; }
public DbSet<TimeSlot> TimeSlots { get; set; }
public DbSet<Track> Tracks { get; set; }
}
}
26 changes: 26 additions & 0 deletions CodeCamper.Data/Configuration/AttendanceConfiguration.cs
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using System.Data.Entity.ModelConfiguration;
using CodeCamper.Model;

namespace CodeCamper.Data
{
public class AttendanceConfiguration : EntityTypeConfiguration<Attendance>
{
public AttendanceConfiguration()
{
// Attendance has a composite key: SessionId and PersonId
HasKey(a => new { a.SessionId, a.PersonId });

// Attendance has 1 Session, Sessions have many Attendance records
HasRequired(a => a.Session)
.WithMany(s => s.AttendanceList)
.HasForeignKey(a => a.SessionId)
.WillCascadeOnDelete(false);

// Attendance has 1 Person, Persons have many Attendance records
HasRequired(a => a.Person)
.WithMany(p => p.AttendanceList)
.HasForeignKey(a => a.PersonId)
.WillCascadeOnDelete(false);
}
}
}
16 changes: 16 additions & 0 deletions CodeCamper.Data/Configuration/SessionConfiguration.cs
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using System.Data.Entity.ModelConfiguration;
using CodeCamper.Model;

namespace CodeCamper.Data
{
public class SessionConfiguration : EntityTypeConfiguration<Session>
{
public SessionConfiguration()
{
// Session has 1 Speaker, Speaker has many Session records
HasRequired(s => s.Speaker)
.WithMany(p => p.SpeakerSessions)
.HasForeignKey(s => s.SpeakerId);
}
}
}
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