Mineplex2018-withcommit/Website/packages/T4Scaffolding.1.0.6/tools/EFRepository/Repository.cs.t4
Jonathan Williams 3fb52c5c71 Initial Commit
2013-08-27 08:14:08 -07:00

108 lines
4.1 KiB
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<#@ template language="C#" HostSpecific="True" inherits="DynamicTransform" #>
<#@ assembly name="System.Data.Entity" #>
<#@ import namespace="System.Linq" #>
<#@ import namespace="EnvDTE" #>
<#@ Output Extension="cs" #>
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Entity;
using System.Linq;
using System.Linq.Expressions;
using System.Web;
<# foreach(var ns in new[] { Model.ModelTypeNamespace, Model.DbContextNamespace }.Where(x => !string.IsNullOrEmpty(x) && (x != Model.RepositoryNamespace)).Distinct()) { #>
using <#= ns #>;
<# } #>
namespace <#= Model.RepositoryNamespace #>
{
<#
var modelType = (CodeType)Model.ModelType;
var modelName = modelType.Name;
var modelNamePlural = Model.ModelTypePluralized;
var contextName = ((CodeType)Model.DbContextType).Name;
var primaryKeyProperty = modelType.VisibleMembers().OfType<CodeProperty>().Single(x => x.Name == Model.PrimaryKey);
var isObjectContext = ((CodeType)Model.DbContextType).IsAssignableTo<System.Data.Objects.ObjectContext>();
#>
public class <#= modelName #>Repository : I<#= modelName #>Repository
{
<#= contextName #> context = new <#= contextName #>();
public IQueryable<<#= modelName #>> All
{
get { return context.<#= modelNamePlural #>; }
}
public IQueryable<<#= modelName #>> AllIncluding(params Expression<Func<<#= modelName #>, object>>[] includeProperties)
{
IQueryable<<#= modelName #>> query = context.<#= modelNamePlural #>;
foreach (var includeProperty in includeProperties) {
query = query.Include(includeProperty);
}
return query;
}
public <#= modelName #> Find(<#= primaryKeyProperty.Type.AsString #> id)
{
<# if(isObjectContext) { #>
return context.<#= modelNamePlural #>.Single(x => x.<#= Model.PrimaryKey #> == id);
<# } else { #>
return context.<#= modelNamePlural #>.Find(id);
<# } #>
}
public void InsertOrUpdate(<#= modelName #> <#= modelName.ToLower() #>)
{
if (<#= modelName.ToLower() #>.<#= Model.PrimaryKey #> == default(<#= primaryKeyProperty.Type.AsString #>)) {
// New entity
<# if(primaryKeyProperty.Type.AsString == "System.Guid") { #>
<#= modelName.ToLower() #>.<#= primaryKeyProperty.Name #> = Guid.NewGuid();
<# } #>
<# if(isObjectContext) { #>
context.<#= modelNamePlural #>.AddObject(<#= modelName.ToLower() #>);
<# } else { #>
context.<#= modelNamePlural #>.Add(<#= modelName.ToLower() #>);
<# } #>
} else {
// Existing entity
<# if(isObjectContext) { #>
context.<#= modelNamePlural #>.Attach(<#= modelName.ToLower() #>);
context.ObjectStateManager.ChangeObjectState(<#= modelName.ToLower() #>, EntityState.Modified);
<# } else { #>
context.Entry(<#= modelName.ToLower() #>).State = EntityState.Modified;
<# } #>
}
}
public void Delete(<#= primaryKeyProperty.Type.AsString #> id)
{
<# if(isObjectContext) { #>
var <#= modelName.ToLower() #> = context.<#= modelNamePlural #>.Single(x => x.<#= Model.PrimaryKey #> == id);
context.<#= modelNamePlural #>.DeleteObject(<#= modelName.ToLower() #>);
<# } else { #>
var <#= modelName.ToLower() #> = context.<#= modelNamePlural #>.Find(id);
context.<#= modelNamePlural #>.Remove(<#= modelName.ToLower() #>);
<# } #>
}
public void Save()
{
context.SaveChanges();
}
public void Dispose()
{
context.Dispose();
}
}
public interface I<#= modelName #>Repository : IDisposable
{
IQueryable<<#= modelName #>> All { get; }
IQueryable<<#= modelName #>> AllIncluding(params Expression<Func<<#= modelName #>, object>>[] includeProperties);
<#= modelName #> Find(<#= primaryKeyProperty.Type.AsString #> id);
void InsertOrUpdate(<#= modelName #> <#= modelName.ToLower() #>);
void Delete(<#= primaryKeyProperty.Type.AsString #> id);
void Save();
}
}