graph2, models: Added removeComment mutation.

graph2/queries/comment.go

@@ -116,3 +116,31 @@ func (r *mutationResolver) EditComment(ctx context.Context, input input.CommentE
 
 	return comment, nil
 }
+
+func (r *mutationResolver) RemoveComment(ctx context.Context, input input.CommentRemoveInput) (models.Comment, error) {
+	comment, err := comments.Find(input.CommentID)
+	if err != nil {
+		return models.Comment{}, errors.New("Comment not found")
+	}
+
+	token := auth.TokenFromContext(ctx)
+	if !token.PermittedUser(comment.Author, "member", "story.edit") {
+		return models.Comment{}, errors.New("You cannot remove this comment")
+	}
+
+	chapter, err := chapters.FindID(comment.ChapterID)
+	if err != nil {
+		return models.Comment{}, errors.New("Comment's chapter not found")
+	}
+
+	if !chapter.CanComment() {
+		return models.Comment{}, errors.New("Comments are disabled or locked")
+	}
+
+	err = comments.Remove(comment)
+	if err != nil {
+		return models.Comment{}, errors.New("Failed to remove comment: " + err.Error())
+	}
+
+	return comment, nil
+}

graph2/schema/root.gql

@@ -107,6 +107,9 @@ type Mutation {
   "Edit a comment in a chapter."
   editComment(input: CommentEditInput!): Comment!
 
+  "Remove a comemnt in a chapter."
+  removeComment(input: CommentRemoveInput!): Comment!
+
 
   # Add a new log
   addLog(input: LogAddInput!): Log!

graph2/schema/types/Comment.gql

@@ -78,3 +78,11 @@ input CommentEditInput {
   "Change the optional subject for the comment, only shown in some modes."
   subject: String
 }
+
+"""
+Input for the removeComment mutation
+"""
+input CommentRemoveInput {
+  "What comment to edit."
+  commentId: String!
+}