<#@ Template Language="C#" HostSpecific="True" Inherits="DynamicTransform" #>
<#@ Output extension="cshtml" #>
<#@ assembly name="System.ComponentModel.DataAnnotations" #>
<#@ assembly name="System.Core" #>
<#@ assembly name="System.Data.Entity" #>
<#@ assembly name="System.Data.Linq" #>
<#@ import namespace="System" #>
<#@ import namespace="System.Collections" #>
<#@ import namespace="System.Collections.Generic" #>
<#@ import namespace="System.ComponentModel.DataAnnotations" #>
<#@ import namespace="System.Data.Linq.Mapping" #>
<#@ import namespace="System.Data.Objects.DataClasses" #>
<#@ import namespace="System.Linq" #>
<#@ import namespace="System.Reflection" #>
<# var viewDataType = (EnvDTE.CodeType) Model.ViewDataType; #>
<# if(viewDataType != null) { #>
@model <#= viewDataType.FullName #>
<# } #>
@* This partial view defines form fields that will appear when creating and editing entities *@
<#
foreach (ModelProperty property in GetModelProperties(Model.ViewDataType, false)) {
if (!property.IsPrimaryKey && !property.IsForeignKey && !property.IsReadOnly) {
#>
@Html.LabelFor(model => model.<#= property.Name #>)
@Html.EditorFor(model => model.<#= property.Name #>)
@Html.ValidationMessageFor(model => model.<#= property.Name #>)
<#
}
}
#>
<#
foreach (RelatedEntityInfo relation in ParentRelations) {
#>
<#= relation.RelationName #>
@Html.DropDownListFor(model => model.<#= relation.RelationProperty.Name #>, ((IEnumerable<<#= relation.RelatedEntityType.FullName #>>)ViewBag.Possible<#= relation.RelationNamePlural #>).Select(option => new SelectListItem {
Text = <#= GetValueExpression("option", relation.RelatedEntityType) #>,
Value = option.<#= relation.RelatedEntityPrimaryKeyName #>.ToString(),
Selected = (Model != null) && (option.<#= relation.RelatedEntityPrimaryKeyName #> == Model.<#= relation.RelationProperty.Name #>)
}), "Choose...")
@Html.ValidationMessageFor(model => model.<#= relation.RelationProperty.Name #>)
<#
}
#>
<#+
// Describes the information about a property on the model
class ModelProperty {
public string Name { get; set; }
public string ValueExpression { get; set; }
public EnvDTE.CodeTypeRef Type { get; set; }
public bool IsPrimaryKey { get; set; }
public bool IsForeignKey { get; set; }
public bool IsReadOnly { get; set; }
}
// Change this list to include any non-primitive types you think should be eligible to be edited using a textbox
static Type[] bindableNonPrimitiveTypes = new[] {
typeof(string),
typeof(decimal),
typeof(Guid),
typeof(DateTime),
typeof(DateTimeOffset),
typeof(TimeSpan),
};
// Call this to get the list of properties in the model. Change this to modify or add your
// own default formatting for display values.
List GetModelProperties(EnvDTE.CodeType typeInfo, bool includeUnbindableProperties) {
List results = GetEligibleProperties(typeInfo, includeUnbindableProperties);
foreach (ModelProperty prop in results) {
if (prop.Type.UnderlyingTypeIs() || prop.Type.UnderlyingTypeIs()) {
prop.ValueExpression = "String.Format(\"{0:F}\", " + prop.ValueExpression + ")";
}
else if (prop.Type.UnderlyingTypeIs()) {
prop.ValueExpression = "String.Format(\"{0:g}\", " + prop.ValueExpression + ")";
}
else if (!IsBindableType(prop.Type)) {
prop.ValueExpression = GetValueExpression("Model." + prop.Name, (EnvDTE.CodeType)prop.Type.CodeType);
}
}
return results;
}
// Change this list to include the names of properties that should be selected to represent an entity as a single string
static string[] displayPropertyNames = new[] { "Name", "Title", "LastName", "Surname", "Subject", "Count" };
string GetValueExpression(string propertyExpression, EnvDTE.CodeType propertyType) {
if (propertyType != null) {
var chosenSubproperty = propertyType.DisplayColumnProperty() ?? propertyType.FindProperty(displayPropertyNames);
if (chosenSubproperty != null) {
var toStringSuffix = chosenSubproperty.Type.AsFullName == "System.String" ? "" : ".ToString()";
return String.Format("({0} == null ? \"None\" : {0}.{1}{2})", propertyExpression, chosenSubproperty.Name, toStringSuffix);
}
}
return "Html.DisplayTextFor(_ => " + propertyExpression + ").ToString()";
}
// Helper
List GetEligibleProperties(EnvDTE.CodeType typeInfo, bool includeUnbindableProperties) {
List results = new List();
if (typeInfo != null) {
foreach (var prop in typeInfo.VisibleMembers().OfType()) {
if (prop.IsReadable() && !prop.HasIndexParameters() && (includeUnbindableProperties || IsBindableType(prop.Type))) {
results.Add(new ModelProperty {
Name = prop.Name,
ValueExpression = "Model." + prop.Name,
Type = prop.Type,
IsPrimaryKey = Model.PrimaryKeyName == prop.Name,
IsForeignKey = ParentRelations.Any(x => x.RelationProperty == prop),
IsReadOnly = !prop.IsWriteable()
});
}
}
}
return results;
}
IEnumerable ParentRelations {
get { return ((IEnumerable)Model.RelatedEntities).OfType().Where(x => x.RelationType == RelationType.Parent); }
}
// Helper
bool IsBindableType(EnvDTE.CodeTypeRef type) {
return type.UnderlyingIsPrimitive() || bindableNonPrimitiveTypes.Any(x => type.UnderlyingTypeIs(x));
}
#>