From b5219aecf7643c4b03616492166ea14be9bab70e Mon Sep 17 00:00:00 2001
From: Tomas Dvorak <todvora@gmail.com>
Date: Thu, 28 Apr 2016 16:06:01 +0200
Subject: [PATCH] page nesting / level support

---
 README.md     |  3 ++-
 lib/tester.js | 12 ++++++++----
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 84a982e..b97000a 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,7 @@ On the builder following methods can be called:
 ### .withContent(markdownString)
 Put some **Markdown** content to the generated books README.md (initial/intro page).
 
-### .withPage(pageName, pageContent)
+### .withPage(pageName, pageContent[, level])
 Add another book page. Usage like
 ```js
   .withPage('second', 'Second page content')
@@ -64,6 +64,7 @@ it('should add second book page', function(testDone) {
 });
 ```
 
+**Level**: how nested should be this page, optional parameter. ```0``` for top level page, ```1``` for second, ```2``` for third... 
 
 ### .withBookJson(jsObject)
 Put your own ```book.json``` content as a JS object. May contain plugins,
diff --git a/lib/tester.js b/lib/tester.js
index 22e654f..7b39dad 100644
--- a/lib/tester.js
+++ b/lib/tester.js
@@ -26,7 +26,8 @@ var createBook = function(content, children) {
     .then(function(dirPath) {
 
       var summaryPages = children.map(function(page){
-        return '* ['+page.name+']('+page.name+'.md)';
+        var padding = Array(page.level * 4).join(' ');
+        return padding + '* ['+page.name+']('+page.name+'.md)';
       });
 
       var pagesPromises = children.map(function(page) {
@@ -246,9 +247,12 @@ Builder.prototype.withContent = function(content) {
     return this;
 };
 
-// attach Markdown content to book (currently only to README.md - single page book)
-Builder.prototype.withPage = function(name, content) {
-    this._pages.push({name:name, content:content});
+// attach Markdown content to book
+Builder.prototype.withPage = function(name, content, level) {
+    if(isNaN(level)) {
+      level = 0;
+    }
+    this._pages.push({name:name, content:content, level:level});
     return this;
 };