From 84d1e273ec16050bc7aa48f6b45d0a8a2acb3f0f Mon Sep 17 00:00:00 2001
From: Nishant Srivastava <nisrulz@gmail.com>
Date: Sun, 26 Jul 2020 00:23:59 +0200
Subject: [PATCH] - Add a bash script to split the existing Readme.md into
 chapters+summary files which mdBook can consume. - Enables generating a book
 version - Fixes issue #11

---
 book.toml               |  6 +++++
 createBookFromReadme.sh | 54 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 60 insertions(+)
 create mode 100644 book.toml
 create mode 100755 createBookFromReadme.sh

diff --git a/book.toml b/book.toml
new file mode 100644
index 0000000..914920d
--- /dev/null
+++ b/book.toml
@@ -0,0 +1,6 @@
+[book]
+authors = ["David MacLeod"]
+language = "en"
+multilingual = false
+src = "src"
+title = "Easy Rust" 
\ No newline at end of file
diff --git a/createBookFromReadme.sh b/createBookFromReadme.sh
new file mode 100755
index 0000000..838e411
--- /dev/null
+++ b/createBookFromReadme.sh
@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+
+# Execute this script to generate a mdBook version from the single Readme.md file present in this repository.
+# Usage: ./createBookFromReadme.sh
+
+# -------------------- Utility Methods --------------------
+# Cleanup the src directory before starting
+function cleanupBeforeStarting(){
+    rm -rf ./src
+    mkdir src
+}
+
+# Splits the Readme.md file based on the header in markdown and creates chapters
+# Note:
+#   Get gcsplit via homebrew on mac: brew install coreutils
+function splitIntoChapters(){
+    gcsplit --prefix='Chapter_' --suffix-format='%d.md' --elide-empty-files README.md '/^# /' '{*}' -q
+}
+
+# Moves generated chapters into src directory
+function moveChaptersToSrcDir(){
+    for f in Chapter_*.md; do 
+        mv $f src/$f
+    done
+}
+
+# Creates the summary from the generated chapters
+function createSummary(){
+    cd ./src
+    touch SUMMARY.md
+    echo '# Summary' > SUMMARY.md
+    echo "" >> SUMMARY.md
+    for f in $(ls -tr | grep Chapter_); do
+        # Get the first line of the file
+        local firstLine=$(sed -n '1p' $f)
+        local cleanTitle=$(echo $firstLine | cut -c 3-)
+        echo "- [$cleanTitle](./$f)" >> SUMMARY.md;
+    done
+    cd ..
+}
+
+# Builds the mdBook version from src directory and starts serving locally.
+# Note:
+#     Install mdBook as per instructions in their repo https://github.com/rust-lang/mdBook
+function buildAndServeBookLocally(){
+    mdBook build && mdBook serve
+}
+
+# -------------------- Steps to create the mdBook version --------------------
+cleanupBeforeStarting
+splitIntoChapters
+moveChaptersToSrcDir
+createSummary
+buildAndServeBookLocally