public ContentCollectionType(ContentCollection contentCollection, Func <IContentStore> getContentStore, string[] languages, string defaultLanguage)
{
if (NameConverter.TryConvertToGraphQLName(contentCollection.Name, out string graphQLName))
{
Name = graphQLName;
Description = "A collection that contains content of a specific type.";
Field(cc => cc.Id).Description("The id of the content collection.");
Field(cc => cc.Name).Description("The name of the content collection.");
Field(cc => cc.Version).Description("The version of the content collection.");
Field <ContentTypeType>("ContentType");
var contentItemType = new ContentItemType(contentCollection, languages, defaultLanguage);
var itemsType = new ListGraphType(contentItemType);
this.Field("items",
itemsType,
arguments: new QueryArguments(
new QueryArgument <StringGraphType>()
{
Name = "contentKeyStartsWith"
},
new QueryArgument <IntGraphType>()
{
Name = "first"
},
new QueryArgument <IntGraphType>()
{
Name = "offset"
}
),
resolve: ctx =>
{
var collection = ctx.Source as ContentCollection;
if (collection != null)
{
var contentStore = getContentStore();
var contentItemQuery = new ContentItemQuery
{
AppId = contentCollection.ContentType.AppId,
CollectionId = collection.Id,
ContentKeyStartsWith = ctx.GetArgument <string>("contentKeyStartsWith"),
First = ctx.GetArgument <int?>("first"),
Offset = ctx.GetArgument <int?>("offset")
};
return(contentStore.GetContentItems(contentItemQuery));
}
else
{
return(null);
}
});
}
else
{
// TODO: log that a graphQL name could not be generated.
}
}
private void AddField(Field field, Func <ResolveFieldContext, object> resolveFunc, string description = null)
{
if (NameConverter.TryConvertToGraphQLName(field.Name, out string graphQLFieldName))
{
// Create type from Field
var arguments = new QueryArguments();
if (field.IsLocalizable)
{
arguments.Add(new QueryArgument <StringGraphType>()
{
Name = "language"
});
}
this.Field(graphQLFieldName, field.FieldType.GraphQLType, resolve: resolveFunc, description: description, arguments: arguments);
}
}
public ContentItemType(ContentCollection contentCollection, string[] languages, string defaultLanguage)
{
_languages = languages;
_defaultLanguage = defaultLanguage;
if (NameConverter.TryConvertToGraphQLName($"{contentCollection.Name}_{contentCollection.ContentType.Name}", out string graphQLName))
{
Name = graphQLName;
Field(ci => ci.Id).Description("Content item global unique identifier");
Field(ci => ci.Version).Description("Content item version");
Field(ci => ci.ContentKey).Description("Content item key. Use this key to retrieve individual content items.");
Field <DateTimeGraphType>("CreatedAt");
Field(ci => ci.CreatedBy, nullable: true).Description("The user that created the content item");
Field <DateTimeGraphType>("LastModifiedAt");
Field(ci => ci.LastModifiedBy, nullable: true).Description("The user that last modified the content item");
foreach (var metaField in contentCollection.ContentType.MetaFields)
{
Func <ResolveFieldContext, object> resolveFunc = ctx =>
{
var contentItem = ctx.Source as ContentItem;
if (contentItem != null)
{
return(contentItem.Meta[metaField.Name]);
}
else
{
return(null);
}
};
AddField(metaField, resolveFunc, "Meta field");
}
foreach (var contentField in contentCollection.ContentType.ContentFields)
{
Func <ResolveFieldContext, object> resolveFunc = ctx =>
{
var contentItem = ctx.Source as ContentItem;
if (contentItem != null)
{
if (contentField.IsLocalizable)
{
// Localizable field, check if a valid language argument is given and return the value for the requested language.
// Otherwise, return the value for the default language of the app.
var language = _defaultLanguage;
if (ctx.Arguments.ContainsKey("language"))
{
language = ctx.Arguments["language"].ToString();
if (!_languages.Any(l => l == language))
{
ctx.Errors.Add(new ExecutionError($"The language argument '{language}' for the '{contentField.Name}' field is not allowed for this app."));
}
}
if (contentItem.Content.ContainsKey(contentField.Name))
{
var field = contentItem.Content[contentField.Name];
Dictionary <string, object> fieldValues = null;
// Source can be a JObject or Dictionary
if (field is JObject)
{
fieldValues = JObject.FromObject(field).ToObject <Dictionary <string, object> >();
}
else
{
fieldValues = field as Dictionary <string, object>;
}
if (fieldValues != null && fieldValues.ContainsKey(language))
{
return(fieldValues[language]);
}
}
return(null);
}
else
{
// Non-localizable field, return value directly
return(contentItem.Content[contentField.Name]);
}
}
else
{
return(null);
}
};
AddField(contentField, resolveFunc, "Content field");
}
}
else
{
// TODO: log that a graphql name could not be generated
}
}
