Add Build script

build.sh

@@ -0,0 +1,83 @@
+#! /usr/bin/env bash
+###
+### build.sh - Build WeTTy assets for packaging and dev
+###
+### Usage:
+###   build.sh [--flag]
+###
+### Options:
+###   --clean     Clean repo and delete all built files
+###   --watch     Run dev env and rebuild on change
+###   -h,--help   Show this help dialogue
+
+set -eo pipefail
+export NODE_ENV=development
+
+show_usage() {
+  : 'Print out help info'
+  # awk -F '### ' '/^### ?/ { print $2 }' "$0"
+  sed -n 's/^### \?//p' "$0"
+}
+
+clean() {
+  : 'Clean repo and delete all built files'
+  rm -rf build
+}
+
+build-css() {
+  : 'build sass assets in to css files'
+  sass src/assets/scss:build/assets/css \
+    --load-path=node_modules \
+    -s compressed \
+    --no-source-map "$@"
+}
+
+build-js() {
+  : 'Compile all typescript to javescript'
+  tsc -p tsconfig.json "$@"
+}
+
+build-assets() {
+  : 'Move assets not handled by sass and typescript to build dir'
+  cp src/assets/*.ico build/assets
+}
+
+watch() {
+  : 'Run dev env and rebuild on change'
+  build-assets
+  build-js
+  concurrently \
+    --kill-others \
+    --success first \
+    "build-js --watch" \
+    "build-css --watch" "nodemon ."
+}
+
+build() {
+  : 'Build all assets'
+  build-assets
+  build-css
+  build-js
+}
+
+if [[ $# -eq 0 ]]; then
+  build
+  exit
+fi
+while test $# -gt 0; do
+  case $1 in
+  --watch)
+    watch
+    exit
+    ;;
+  --clean)
+    clean
+    exit
+    ;;
+  --help | -h)
+    show_usage
+    exit 1
+    ;;
+  esac
+  shift
+done