graph2: Added Chapter type and queries, moved loader out of old graphql pkg.

graph2/schema/root.gql

@@ -31,6 +31,10 @@ type Query {
   logs(filter: LogsFilter): [Log!]!
 
 
+  # Find story chapter by ID
+  chapter(id: String!): Chapter!
+
+
   # Find all distinct tags used in stories
   tags: [Tag!]!
 }

graph2/schema/types/Chapter.gql

@@ -0,0 +1,59 @@
+# A Chapter is the main content body of a story.
+type Chapter {
+  # The chapter's ID
+  id: String!
+
+  # The chapter's title
+  title: String!
+
+  # The chapter's author
+  author: String!
+
+  # The chapter's source
+  source: String!
+
+  # When the chapter was posted initialy
+  createdDate: Date!
+
+  # The in-universe date and time of the chapter
+  fictionalDate: Date
+
+  # The date of edit.
+  editedDate: Date!
+}
+
+# Input for addChapter mutation
+input ChapterAddInput {
+  # The story to add a chapter to
+  storyId: String!
+
+  # The title to give the chapter. It can not be left empty
+  title: String!
+
+  # The author to set for the chapter. It will use the logged in user ID, and only
+  # users with appropriate permissions can post as another author. Even then, it's only
+  # for importing/moving content. This author name will not be used when logging the 
+  # submission
+  author: String
+
+  # The markdown source for the content
+  source: String!
+
+  # Optionally, assign a fictional date for the chapter
+  fictionalDate: Date
+}
+
+# Input for editChapter mutation
+input ChapterEditInput {
+  # The chapter to edit
+  id: String!
+
+  # Change the chapter's title
+  title: String
+
+  # Change the source
+  source: String
+
+  # Set the fictional date for a chapter
+  fictionalDate: Date
+}