private void _AppendReadonly(List<string> readOnlyProperties,WrappedStringBuilder sb,bool minimize){
if (readOnlyProperties.Count > 0)
{
sb.AppendLine((minimize ? "_revertReadonlyFields:function(){" : "\t_revertReadonlyFields : function(){"));
foreach (string str in readOnlyProperties)
{
sb.AppendFormat((minimize ?
"if(this.changedAttributes.{0}!=this.previousAttributes.{0}){{this.set({{{0}:this.previousAttributes.{0}}});}}"
:@" if (this.changedAttributes.{0} != this.previousAttributes.{0}){{
this.set({{{0}:this.previousAttributes.{0}}});
}}"),str);
}
sb.AppendLine((minimize ? "" : "\t")+"},");
sb.AppendLine((minimize ?
"_save:function(key,val,options){if(key==null||typeof key==='object'){attrs=key;options=val;}else{(attrs={})[key]=val;}if(!this.isNew()){"
:@"_save : function (key, val, options) {
if (key == null || typeof key === 'object') {
attrs = key;
options = val;
} else {
(attrs = {})[key] = val;
}
if (!this.isNew()){"));
foreach (string str in readOnlyProperties)
sb.AppendLine(string.Format((minimize ? "if(attrs.{0}!=undefined){{delete attrs.{0};}}"
:"if (attrs.{0}!=undefined){{delete attrs.{0};}}"), str));
sb.AppendLine((minimize ?
"}options=_.extend({validate:true},options);this._baseSave(attrs, options);},"
:@"}
options = _.extend({ validate: true }, options);
this._baseSave(attrs, options);
},"));
}
}
private void _AppendDefaults(Type modelType,List<string> properties,WrappedStringBuilder sb,bool minimize)
{
if (modelType.GetConstructor(Type.EmptyTypes) != null)
{
sb.AppendLine((minimize ? "" : "\t")+"defaults:{");
object obj = modelType.GetConstructor(Type.EmptyTypes).Invoke(new object[0]);
if (obj != null)
{
WrappedStringBuilder sbProps = new WrappedStringBuilder(minimize);
foreach (string propName in properties)
{
if (propName != "id")
{
object pobj = modelType.GetProperty(propName).GetValue(obj, new object[0]);
sbProps.AppendLine((minimize ? "" : "\t\t") + propName + ":" + (pobj == null ? "null" : JSON.JsonEncode(pobj)) + (properties.IndexOf(propName) == properties.Count - 1 ? "" : ","));
}
}
sb.Append(sbProps.ToString().TrimEnd(",\r\n".ToCharArray()));
}
sb.AppendLine((minimize ? "" : "\t")+"},");
}
}
private void _AppendValidate(Type modelType, List<string> properties, WrappedStringBuilder sb,bool minimize)
{
bool add = false;
foreach (string str in properties)
{
if (modelType.GetProperty(str).GetCustomAttributes(typeof(ModelRequiredField),false).Length > 0
|| modelType.GetProperty(str).GetCustomAttributes(typeof(ModelFieldValidationRegex), false).Length > 0)
{
add = true;
break;
}
}
if (add)
{
sb.AppendLine((minimize ?
"validate:function(attrs){var atts=this.attributes;_.extend(atts,attrs);var errors = new Array();"
:@" validate : function(attrs) {
var atts = this.attributes;
_.extend(atts,attrs);
var errors = new Array();"));
foreach (string str in properties)
{
if (modelType.GetProperty(str).GetCustomAttributes(typeof(ModelRequiredField), false).Length > 0)
{
ModelRequiredField mrf = (ModelRequiredField)modelType.GetProperty(str).GetCustomAttributes(typeof(ModelRequiredField), false)[0];
sb.AppendFormat((minimize ?
"if(atts.{0}==null||atts.{0}==undefined){{errors.push({{field:'{0}',error:Backbone.TranslateValidationError('{1}')}});}}"
:@" if (atts.{0}==null || atts.{0}==undefined){{
errors.push({{field:'{0}',error:Backbone.TranslateValidationError('{1}')}});
}}"),str,mrf.ErrorMessageName);
}
else if (modelType.GetProperty(str).GetCustomAttributes(typeof(ModelFieldValidationRegex), false).Length > 0)
{
ModelFieldValidationRegex mfvr = (ModelFieldValidationRegex)modelType.GetProperty(str).GetCustomAttributes(typeof(ModelFieldValidationRegex), false)[0];
sb.AppendFormat((minimize ?
"if(!new RegExp('{0}').test((atts.{1}==null||atts.{1}==undefined?'':atts.{1}))){{errors.push({{field:'{1}',error:Backbone.TranslateValidationError('{2}')}});}}"
:@" if (!new RegExp('{0}').test((atts.{1}==null || atts.{1}==undefined ? '' : atts.{1}))){{
errors.push({{field:'{1}',error:Backbone.TranslateValidationError('{2}')}});
}}"), mfvr.Regex.Replace("'", "\'"),str,mfvr.ErrorMessageName);
}
}
sb.AppendLine((minimize ?
"this.errors=errors;if(errors.length>0){return errors;}},"
:@" this.errors = errors;
if (errors.length>0){return errors;}
},"));
}
}
private void _AppendBlockUpdate(WrappedStringBuilder sb,bool minimize)
{
sb.AppendLine((minimize ? "save:function(key,value,options){if(this.isNew()){this._save(key,value,options);}else{return false;}}," : "\tsave : function(key, value, options){if (this.isNew()){this._save(key,value,options);}else{return false;}},"));
}
private void _AppendBlockSave(WrappedStringBuilder sb, bool minimize)
{
sb.AppendLine((minimize ? "save:function(key,value,options){return false;}," : "\tsave : function(key, value, options){return false;},"));
}
private void _AppendBlockDestroy(WrappedStringBuilder sb,bool minimize)
{
sb.AppendLine((minimize ? "destroy:function(options){return false;}," : "\tdestroy : function(options){return false;},"));
}
public string GenerateJS(Type modelType, string host, List<string> readOnlyProperties, List<string> properties, List<string> viewIgnoreProperties, bool hasUpdate, bool hasAdd, bool hasDelete,bool minimize)
{
WrappedStringBuilder sb = new WrappedStringBuilder(minimize);
sb.AppendFormat((minimize ?
"{0}=_.extend(true,{0},{{Model:Backbone.Model.extend({{initialize:function(){{if(this._revertReadonlyFields!=undefined){{this.on(\"change\",this._revertReadonlyFields);}}}},"
:@"//Org.Reddragonit.BackBoneDotNet.JSGenerators.ModelDefinitionGenerator
{0} = _.extend(true,{0}, {{Model : Backbone.Model.extend({{
initialize : function() {{
if (this._revertReadonlyFields != undefined){{
this.on(""change"",this._revertReadonlyFields);
}}
}},"),
ModelNamespace.GetFullNameForModel(modelType, host));
_AppendDefaults(modelType,properties,sb,minimize);
if (!hasDelete)
_AppendBlockDestroy(sb, minimize);
if (!hasAdd && !hasUpdate)
_AppendBlockSave(sb, minimize);
else if (!hasAdd)
_AppendBlockAdd(sb, minimize);
else if (!hasUpdate)
_AppendBlockUpdate(sb, minimize);
_AppendReadonly(readOnlyProperties, sb, minimize);
_AppendValidate(modelType, properties, sb, minimize);
_AppendParse(modelType, host, properties, readOnlyProperties, sb, minimize);
string urlRoot = "";
foreach (ModelRoute mr in modelType.GetCustomAttributes(typeof(ModelRoute), false))
{
if (mr.Host == host)
{
urlRoot = mr.Path;
break;
}
}
if (urlRoot == "")
{
foreach (ModelRoute mr in modelType.GetCustomAttributes(typeof(ModelRoute), false))
{
if (mr.Host == "*")
{
urlRoot = mr.Path;
break;
}
}
}
_AppendExposedMethods(modelType, urlRoot, host, sb, minimize);
sb.AppendLine(string.Format((minimize ? "urlRoot:\"{0}\"}})}});" : "\turlRoot : \"{0}\"}})}});"),urlRoot));
return sb.ToString();
}
private void _AppendExposedMethods(Type modelType, string urlRoot,string host, WrappedStringBuilder sb,bool minimize)
{
foreach (MethodInfo mi in modelType.GetMethods(BindingFlags.Public | BindingFlags.Instance))
{
if (mi.GetCustomAttributes(typeof(ExposedMethod), false).Length > 0)
StaticExposedMethodGenerator.AppendMethodCall(urlRoot,host, mi,((ExposedMethod)mi.GetCustomAttributes(typeof(ExposedMethod), false)[0]).AllowNullResponse, ref sb,minimize);
}
}
private void _AppendParse(Type modelType,string host, List<string> properties,List<string> readOnlyProperties, WrappedStringBuilder sb,bool minimize)
{
bool add = false;
foreach (string str in properties)
{
Type propType = modelType.GetProperty(str).PropertyType;
if (propType.FullName.StartsWith("System.Nullable"))
{
if (propType.IsGenericType)
propType = propType.GetGenericArguments()[0];
else
propType = propType.GetElementType();
}
if (propType.IsArray)
propType = propType.GetElementType();
else if (propType.IsGenericType)
{
if (propType.GetGenericTypeDefinition() == typeof(List<>))
propType = propType.GetGenericArguments()[0];
}
if (new List<Type>(propType.GetInterfaces()).Contains(typeof(IModel)) || (propType == typeof(DateTime)))
{
add = true;
break;
}
else if (readOnlyProperties.Contains(str))
{
add = true;
break;
}
}
if (add)
{
WrappedStringBuilder jsonb = new WrappedStringBuilder(minimize);
string lazyLoads = "";
jsonb.AppendLine((minimize ?
"toJSON:function(){var attrs={};this._changedFields=(this._changedFields==undefined?[]:this._changedFields);"
:@" toJSON : function(){
var attrs = {};
this._changedFields = (this._changedFields == undefined ? [] : this._changedFields);"));
sb.AppendLine((minimize ?
"parse:function(response){var attrs={};this._origAttributes=(this._origAttributes==undefined?{}:this._origAttributes);if(response.Backbone!=undefined){_.extend(Backbone,response.Backbone);response=response.response;}if(response!=true){"
:@" parse: function(response) {
var attrs = {};
this._origAttributes = (this._origAttributes==undefined ? {} : this._origAttributes);
if(response.Backbone!=undefined){
_.extend(Backbone,response.Backbone);
response=response.response;
}
if (response!=true){"));
foreach (string str in properties)
{
bool isReadOnly = modelType.GetProperty(str).GetCustomAttributes(typeof(ReadOnlyModelProperty), false).Length > 0
|| !modelType.GetProperty(str).CanWrite;
Type propType = modelType.GetProperty(str).PropertyType;
bool array = false;
if (propType.FullName.StartsWith("System.Nullable"))
{
if (propType.IsGenericType)
propType = propType.GetGenericArguments()[0];
else
propType = propType.GetElementType();
}
if (propType.IsArray)
{
array = true;
propType = propType.GetElementType();
}
else if (propType.IsGenericType)
{
if (propType.GetGenericTypeDefinition() == typeof(List<>))
{
array = true;
propType = propType.GetGenericArguments()[0];
}
}
if (new List<Type>(propType.GetInterfaces()).Contains(typeof(IModel)))
{
bool isLazy = modelType.GetProperty(str).GetCustomAttributes(typeof(ModelPropertyLazyLoadExternalModel), false).Length > 0;
if (isLazy)
lazyLoads += ",'" + str + "'";
sb.AppendLine(string.Format((minimize ? "if(response.{0}!=undefined){{" : "\t\tif (response.{0} != undefined){{"),str));
if (array)
{
sb.AppendFormat((minimize ?
"if({0}.Collection!=undefined){{attrs.{1}=new {0}.Collection();for(var x=0;x<response.{1}.length;x++){{attrs.{1}.add(new {0}.Model({{'id':response.{1}[x].id}}));attrs.{1}.at(x).attributes=attrs.{1}.at(x).parse(response.{1}[x]);}}}}else{{attrs.{1}=[];for(var x=0;x<response.{1}.length;x++){{attrs.{1}.push(new {0}.Model({{'id':response.{1}[x].id}}));attrs.{1}[x].attributes=attrs.{1}[x].parse(response.{1}[x]);}}}}"
:@" if({0}.Collection!=undefined){{
attrs.{1} = new {0}.Collection();
for (var x=0;x<response.{1}.length;x++){{
attrs.{1}.add(new {0}.Model({{'id':response.{1}[x].id}}));
attrs.{1}.at(x).attributes=attrs.{1}.at(x).parse(response.{1}[x]);
}}
}}else{{
attrs.{1}=[];
for (var x=0;x<response.{1}.length;x++){{
attrs.{1}.push(new {0}.Model({{'id':response.{1}[x].id}}));
attrs.{1}[x].attributes=attrs.{1}[x].parse(response.{1}[x]);
}}
}}"),
ModelNamespace.GetFullNameForModel(propType, host),
str);
if (isReadOnly)
jsonb.AppendLine((minimize ? "if(this.isNew()){" : "if (this.isNew()){"));
jsonb.AppendFormat((minimize ?
"if(this._changedFields.indexOf('{0}')>=0||this.isNew()){{attrs.{0}=[];if(this.attributes['{0}']!=null){{for(var x=0;x<this.attributes['{0}'].length;x++){{if(this.attributes['{0}'].at!=undefined){{attrs.{0}.push({{id:this.attributes['{0}'].at(x).id}});}}else{{attrs.{0}.push({{id:this.attributes['{0}'][x].id}});}}}}}}}}"
:@" if(this._changedFields.indexOf('{0}')>=0||this.isNew()){{
attrs.{0} = [];
if (this.attributes['{0}']!=null){{
for(var x=0;x<this.attributes['{0}'].length;x++){{
if(this.attributes['{0}'].at!=undefined){{
attrs.{0}.push({{id:this.attributes['{0}'].at(x).id}});
}}else{{
attrs.{0}.push({{id:this.attributes['{0}'][x].id}});
}}
}}
}}
}}"),str);
if (isReadOnly)
jsonb.AppendLine("}");
}
else
{
sb.AppendFormat((minimize ?
"attrs.{0}=new {1}.Model({{'id':response.{0}.id}});attrs.{0}.attributes=attrs.{0}.parse(response.{0});"
:@" attrs.{0} = new {1}.Model({{'id':response.{0}.id}});
attrs.{0}.attributes=attrs.{0}.parse(response.{0});"), str, ModelNamespace.GetFullNameForModel(propType, host));
if (isReadOnly)
jsonb.AppendLine((minimize? "if(this.isNew()){": "if (this.isNew()){"));
jsonb.AppendFormat((minimize ?
"if(this._changedFields.indexOf('{0}')>=0||this.isNew()){{if(this.attributes['{0}']!=null){{attrs.{0}={{id:this.attributes['{0}'].id}};}}else{{attrs.{0}=null;}}}}"
:@" if(this._changedFields.indexOf('{0}')>=0||this.isNew()){{
if (this.attributes['{0}']!=null){{
attrs.{0} = {{id : this.attributes['{0}'].id}};
}}else{{
attrs.{0} = null;
}}
}}"),str);
if (isReadOnly)
jsonb.AppendLine("}");
}
sb.AppendLine((minimize ? "" : "\t\t")+"}");
}
else
{
sb.AppendLine(string.Format((minimize ? "if(response.{0}!=undefined){{" : "\t\tif (response.{0} != undefined){{"),str));
if (propType == typeof(DateTime))
sb.AppendLine(string.Format((minimize ? "attrs.{0}=new Date(response.{0});" :"\t\tattrs.{0} = new Date(response.{0});"), str));
else
sb.AppendLine(string.Format((minimize ? "attrs.{0}=response.{0};":"\t\tattrs.{0} = response.{0};"),str));
sb.AppendLine((minimize ? "" : "\t\t")+"}");
if (isReadOnly)
jsonb.AppendLine((minimize ? "if(this.isNew()){":"if (this.isNew()){"));
jsonb.AppendFormat((minimize ?
"if(this._changedFields.indexOf('{0}')>=0||this.isNew()){{attrs.{0}=this.attributes['{0}'];}}"
:@" if(this._changedFields.indexOf('{0}')>=0||this.isNew()){{
attrs.{0} = this.attributes['{0}'];
}}"), str);
if (isReadOnly)
jsonb.AppendLine("}");
}
}
sb.AppendFormat((minimize ?
"}}return attrs;}},{0}return attrs;}},"
:@" }}
return attrs;
}},{0}
return attrs;
}},"), jsonb.ToString());
if (lazyLoads.Length > 0)
{
sb.AppendLine(string.Format((minimize ? "LazyLoadAttributes:[{0}],": "\tLazyLoadAttributes : [{0}],"),lazyLoads.Substring(1)));
}
}
else
{
sb.AppendLine((minimize ?
"parse:function(response){if(response.Backbone!=undefined){_.extend(Backbone,response.Backbone);response=response.response;}return response;},"
:@" parse: function(response) {
if(response.Backbone!=undefined){
_.extend(Backbone,response.Backbone);
response=response.response;
}
return response;
},"));
}
}