public FormConfig()
{
FieldConfig = new FieldConfig();
FieldConditions = new FieldConditions();
FieldSetConfig = new FieldSetConfig();
FormActions = new Dictionary <string, AdminAction>();
}
public FormPropertyBuilder(IFormConfig formConfig, LambdaExpression fieldExpression)
: base(formConfig.AllFields, fieldExpression)
{
_fieldConditions = formConfig.FieldConditions;
_fieldExpression = fieldExpression;
var fieldName = ReflectionExtensions.GetMemberName(fieldExpression);
_field = formConfig.AllFields.FirstOrDefault(f => f.FieldName == fieldName);
}
private void PopulateFieldOptions(Field field, FieldConditions fieldConditions, EntityConfig entityConfig = null)
{
var attributes = (field.FieldExpression.Body as MemberExpression).Member.GetCustomAttributes(true);
var efProperty = entityConfig?.EntityType?.GetProperties().FirstOrDefault(p => p.Name == field.FieldName);
var navigation = entityConfig?.Navigations?.FirstOrDefault(n => n.Name == field.FieldName);
if (efProperty == null && entityConfig?.EntityType != null && navigation != null)
{
var releatedField = GetReleatedFields(navigation.ForeignKey, entityConfig.EntityType.ClrType).FirstOrDefault();
efProperty = entityConfig.EntityType.GetProperties().FirstOrDefault(p => p.Name == releatedField.FieldName);
}
if (field.FieldOption == null)
{
field.FieldOption = new FieldOption();
}
//field.FieldOption.Metadata = _modelMetadataProvider.GetMetadataForType(field.FieldClrType);
//var displayAttribute = attributes.OfType<DisplayAttribute>().FirstOrDefault();
//var displayFormatAttribute = attributes.OfType<DisplayFormatAttribute>().FirstOrDefault();
//var displayNameAttribute = attributes.OfType<DisplayNameAttribute>().FirstOrDefault();
if (field.FieldOption.FieldType == FieldType.Unknown)
{
var fieldTypeAttribute = attributes.OfType <FieldInfoAttribute>().FirstOrDefault();
field.FieldType = fieldTypeAttribute?.FieldType ?? FieldType.Unknown;
}
else
{
field.FieldType = field.FieldOption.FieldType;
}
//TODO: Localization in future
//IStringLocalizer localizer = null;
//if (_stringLocalizerFactory != null && _localizationOptions.DataAnnotationLocalizerProvider != null)
//{
// localizer = _localizationOptions.DataAnnotationLocalizerProvider(containerType, _stringLocalizerFactory);
//}
// DisplayName
// DisplayAttribute has precedence over DisplayNameAttribute.
if (string.IsNullOrEmpty(field.FieldOption.DisplayName))
{
//if (displayAttribute?.GetName() != null)
//{
// field.FieldOption.DisplayName = displayAttribute.GetName();
//}
//else if (displayNameAttribute != null)
//{
// //if (localizer != null &&
// // !string.IsNullOrEmpty(displayNameAttribute.DisplayName))
// //{
// // displayMetadata.DisplayName = () => localizer[displayNameAttribute.DisplayName];
// //}
// //else
// //{
// field.FieldOption.DisplayName = displayNameAttribute.DisplayName;
// //}
//}
//if (!string.IsNullOrEmpty(metadata.DisplayName))
//{
// field.FieldOption.DisplayName = metadata.DisplayName;
//}
//else
//{
field.FieldOption.DisplayName = field.FieldName;
//}
}
if (string.IsNullOrEmpty(field.FieldOption.Format) /*&& displayFormatAttribute != null*/)
{
//field.FieldOption.Format = metadata.DisplayFormatString; //displayFormatAttribute.DataFormatString;
//if (string.IsNullOrEmpty(field.FieldOption.Format))
//{
field.FieldOption.Format = _defaultDateFormat;
//}
}
//if (string.IsNullOrEmpty(field.FieldOption.Description) /*&& displayAttribute != null*/)
//{
// //if (localizer != null &&
// // !string.IsNullOrEmpty(displayAttribute.Description) &&
// // displayAttribute.ResourceType == null)
// //{
// // displayMetadata.Description = () => localizer[displayAttribute.Description];
// //}
// //else
// //{
// field.FieldOption.Description = metadata.Description; //displayAttribute.GetDescription();
// //}
//}
//// NullDisplayText
//if (string.IsNullOrEmpty(field.FieldOption.NullDisplayText) /*&& displayFormatAttribute != null*/)
//{
// field.FieldOption.NullDisplayText = metadata.NullDisplayText; //displayFormatAttribute.NullDisplayText;
//}
if (field.FieldOption.MaxLength == 0)
{
field.FieldOption.MaxLength = efProperty?.GetMaxLength() ?? 0;
}
if (field.FieldType == FieldType.Unknown)
{
field.FieldType = GetFieldType(field);
}
if (field.FieldOption.IsRequired == null)
{
field.FieldOption.IsRequired = (!efProperty?.IsColumnNullable() ?? false) || !field.FieldClrType.IsNullable();
}
//FieldConditions
var showCondition = fieldConditions?.ShowOnConditions?.FirstOrDefault(f => f.FieldName == field.FieldName);
if (showCondition != null)
{
field.FieldOption.ShowOn = showCondition.ConditionExpression;
}
var enableCondition = fieldConditions?.EnableOnConditions?.FirstOrDefault(f => f.FieldName == field.FieldName);
if (enableCondition != null)
{
field.FieldOption.EnableOn = enableCondition.ConditionExpression;
}
var validateCondition = fieldConditions?.ValidateOnConditions?.FirstOrDefault(f => f.FieldName == field.FieldName);
if (validateCondition != null)
{
field.FieldOption.ValidateOn = validateCondition.ConditionExpression;
}
//if (entityConfig != null)
//{
if (field.FieldOption.RelationType != RelationType.None)
{
//var navigation = entityConfig.Navigations.FirstOrDefault(n => n.Name == field.FieldName);
if (field.FieldOption.RelationType == RelationType.ManyToMany)
{
field.FieldType = FieldType.MultiSelect;
//var fieldClrType = navigation.FieldInfo.FieldType.GenericTypeArguments[0];
//var fieldEntityType = _dbContext.Model.FindEntityType(fieldClrType);
//var fieldNavigations = fieldEntityType.GetNavigations();
//field.FieldOption.ReleatedFields = new List<ReleatedField>();
//foreach (var fieldNav in fieldNavigations)
//{
// var releatedFields = GetReleatedFields(fieldNav.ForeignKey, entityType.ClrType);
// field.FieldOption.ReleatedFields.AddRange(releatedFields);
//}
//TODO: Validate ManyToMay relationship using the hints from following commented code
}
else if (field.FieldOption.RelationType == RelationType.ManyToOne)
{
field.FieldType = FieldType.Select;
//var fKField = GetReleatedFields(navigation.ForeignKey, entityType.ClrType);
//field.FieldOption.ReleatedFields = fKField;
//TODO: Validate ManyToOne relationship using the hints from following commented code
}
}
//}
//Check wheter the field is one to many or many to many
//var isMultiple = field.FieldClrType.GetInterfaces().Any(t => t.IsGenericType && t.GetGenericTypeDefinition() == typeof(ICollection<>));
//var navigation = adminConfig.EntityConfig.Navigations.FirstOrDefault(n => n.Name == field.FieldName);
//if (navigation != null)
//{
// if (isMultiple && navigation.FieldInfo.FieldType.IsGenericType)
// {
// var releatedClrType = navigation.FieldInfo.FieldType.GenericTypeArguments[0];
// var releatedEntityType = _dbContext.Model.FindEntityType(releatedClrType);
// var releatedEntityNavigations = releatedEntityType.GetNavigations();
// var grandChildEntity = releatedEntityNavigations.FirstOrDefault(n => n.ForeignKey != navigation.ForeignKey);
// field.FieldOption.RelationType = grandChildEntity != null ? RelationType.ManyToMany : RelationType.OneToMany;
// }
// else
// {
// var releatedClrType = navigation.FieldInfo.FieldType;
// var releatedEntityType = _dbContext.Model.FindEntityType(releatedClrType);
// }
//}
}
