#!/usr/bin/make -f

export JAVA_HOME := /usr/lib/jvm/default-java

JSON_SIMPLE_VERSION = $(shell dpkg -l libjson-simple-java | grep '^ii' | awk '{print $$3}')
JSON_SIMPLE_3 = $(shell dpkg --compare-versions '$(JSON_SIMPLE_VERSION)' '>' '3.1.1-1~' && echo yes || echo no)

ifeq (yes,$(JSON_SIMPLE_3))
    JSON_SIMPLE_PACKAGE = com.github.cliftonlabs.json_simple
    JSON_EXCEPTION = JsonException
    JSON_SIMPLE_MAVEN = com.github.cliftonlabs
else
    JSON_SIMPLE_PACKAGE = org.json.simple
    JSON_EXCEPTION = DeserializationException
    JSON_SIMPLE_MAVEN = com.googlecode.json-simple
endif

%:
	dh $@ --buildsystem=maven

debian/maven.rules: debian/maven.rules.in
	sed 's/@JSON_SIMPLE_MAVEN@/$(JSON_SIMPLE_MAVEN)/' $< >$@

override_dh_auto_configure: debian/maven.rules
	dh_auto_configure

override_dh_auto_clean:
	dh_auto_clean

	find . -type f -name \*.java.json-simple \
	  -exec sh -c 'file={} && mv $$file $${file%.json-simple}' \; -print

override_dh_auto_build:
	find . -type f -name \*.java -exec grep -q 'import @JSON_SIMPLE_PACKAGE@' {} \; \
	  -exec sed -i.json-simple \
		    -e 's,@JSON_SIMPLE_PACKAGE@,$(JSON_SIMPLE_PACKAGE),' \
		    -e 's/@JSON_EXCEPTION@/$(JSON_EXCEPTION)/' \
		    {} \; -print

	dh_auto_build