working with auto title and base level config (toc)

stitch

@@ -1,12 +1,23 @@
 #!/usr/bin/env bash
 
+usage() {
+    cat <<EOF
+usage $0 [-o OUTPUT][-t TITLE][-h]
+
+Options:
+  -o, --output      saves file to OUTPUT.pdf in current directory
+  -t, --title       title for the OUTPUT.pdf
+  -h, --help        show this message
+EOF
+}
+
 working_dir=$(pwd)
 header="$working_dir/header.md"
 
 formatting() {
-cat <<EOF
+    cat <<EOF
 ---
-title: $1
+toc-title: $1
 documentclass: report
 linkcolor: blue
 geometry: margin=1in
@@ -14,16 +25,52 @@ geometry: margin=1in
 EOF
 }
 
-echo "$header"
+# parsing long form
+for arg in "$@"; do
+    shift
+    case "$arg" in
+        '--help')       set -- "$@" '-h'    ;;
+        '--title')      set -- "$@" '-t'    ;;
+        '--output')     set -- "$@" '-o'    ;;
+        *)              set -- "$@" "$arg"  ;;
+    esac
+done
+
+# parsing args
+while getopts "ht:o:" opt ; do
+    case "$opt" in 
+        'h')
+            usage
+            exit 0
+            ;;
+        't')
+            TITLE="$OPTARG"
+            ;;
+        'o')
+            OUTPUT="$OPTARG"
+            ;;
+        '?')
+            usage
+            exit 1
+            ;;
+    esac
+done
+
+if [ -z "$OUTPUT" ] ; then
+    # default to folder name
+    OUTPUT=$(echo "$working_dir" | awk -F '/' '{print $NF}')
+fi
+
+if [ -z "$TITLE" ] ; then
+    # defaults to output which will default to directory name
+    TITLE="$OUTPUT" 
+fi
+
 # creates a temporary file for formatting
-formatting "test" > $header
-
-if [ -z "$outputname" ] ; then
-    outputname=test
-fi
-if [ -f "$outputname" ] ; then
-    rm "$outputname"
-fi
-pandoc "$working_dir/header.md" "$directory/*.md" -o "$outputname.pdf"
+formatting "$TITLE" > $header
+pandoc $header $working_dir/*.md --toc --toc-depth=1 -o "$OUTPUT.pdf"
 
+# cleanup
 rm "$working_dir/header.md"
+
+