From 869822d180f3fa7bf3a263bc29e280789abfed7c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Samy=20Pess=C3=A9?= <samypesse@gmail.com>
Date: Wed, 27 Apr 2016 16:26:16 +0200
Subject: [PATCH] Use orderedMap for language books

---
 lib/models/book.js     | 14 ++++++++++++++
 lib/parse/parseBook.js |  5 +----
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/lib/models/book.js b/lib/models/book.js
index 6daa68410..183503218 100644
--- a/lib/models/book.js
+++ b/lib/models/book.js
@@ -161,6 +161,20 @@ Book.prototype.isMultilingual = function() {
     return (this.getLanguages().getList().size > 0);
 };
 
+/**
+    Add a new language book
+
+    @param {String} language
+    @param {Book} book
+    @return {Book}
+*/
+Book.prototype.addLanguageBook = function(language, book) {
+    var books = this.getBooks();
+    books = books.set(language, book);
+
+    return this.set('books', books);
+};
+
 /**
     Change log level
 
diff --git a/lib/parse/parseBook.js b/lib/parse/parseBook.js
index 3a7d845e0..c30027c38 100644
--- a/lib/parse/parseBook.js
+++ b/lib/parse/parseBook.js
@@ -39,10 +39,7 @@ function parseMultilingualBook(book) {
         .then(parseConfig)
         .then(parseBookContent)
         .then(function(result) {
-            var books = currentBook.getBooks();
-            books = books.push(result);
-
-            return currentBook.set('books', books);
+            return currentBook.addLanguageBook(lang, result);
         });
     }, book);
 }