1 files changed, 47 insertions, 0 deletions
diff --git a/web/GNUmakefile b/web/GNUmakefile
new file mode 100644
index 0000000..a1738fa
--- /dev/null
+++ b/web/GNUmakefile
@@ -0,0 +1,47 @@
+# Directory where the build output should be written to
+DIST ?= dist
+# Change this to "development" for source maps and non-minifyed code
+NODE_ENV ?= production
+# If true, we don't attempt to fetch dependencies via yarn
+OFFLINE ?= false
+
+ifeq ($(NODE_ENV),production)
+ESBUILDFLAGS  = --minify
+else
+ESBUILDFLAGS  = --sourcemap
+endif
+
+ESBUILDFLAGS += --platform=browser --bundle
+ESBUILDFLAGS += --target=es6,edge79,firefox54,chrome51,safari11
+
+ESBUILD ?= esbuild
+ESBUILD += $(ESBUILDFLAGS)
+
+INSTALL ?= install
+INSTALL += -m644
+
+all: dist/main.js dist/index.html dist/custom.css dist/vis-network.min.css
+
+$(DIST):
+	mkdir -p $@
+
+node_modules:
+	$(OFFLINE) || yarn install --frozen-lockfile --prod
+
+$(DIST)/vis-network.min.css: node_modules $(DIST)
+	$(ESBUILD) node_modules/vis-network/dist/dist/vis-network.min.css --outfile=$@
+
+$(DIST)/%.js: source/%.js $(DIST) node_modules
+	$(ESBUILD) $< --outfile=$@
+
+$(DIST)/%.css: source/%.css $(DIST)
+	$(ESBUILD) $< --outfile=$@
+
+$(DIST)/%: source/% $(DIST)
+	$(INSTALL) $< $@
+
+clean:
+	rm -rf $(DIST)
+	rm -rf node_modules
+
+.PHONY: clean node_modules