PY := 3
VENV := .venv

all: help

help:
	@ echo "USAGE:"
	@ echo ""
	@ echo "    make apt-install -- Uses apt to install required system tools"
	@ echo "                        (for Debian-based systems only)"
	@ echo ""
	@ echo "    make setup       -- Create a local Python virtual environment"
	@ echo "                        that will hold requirements.pip modules"
	@ echo ""
	@ echo "    make run         -- Executes the logger"
	@ echo ""
	@ echo "    make deploy      -- Register meteorologger proccess on the"
	@ echo "                        supervisor daemon tool (requires root)"
	@ echo ""
	@ echo "    make undeploy    -- Unregister meteorologger proccess on the"
	@ echo "                        supervisor daemon tool (requires root)"
	@ echo ""
	@ echo "    make tail-exec   -- Follow the logger's execution.log"

apt-install:
	sudo apt-get install python python3-pip supervisor
	sudo pip${PYVER} install virtualenv

setup: clean-venv
	@ echo "-------------------------------------------------------"
	virtualenv -v --python='python${PYVER}' ${VENV}
	@ echo "Virtualenv with 'python${PYVER}' interpreter was created at ${VENV}"
	@ echo "-------------------------------------------------------"
	${VENV}/bin/pip${PYVER} install --upgrade pip
	@ echo "-------------------------------------------------------"
	${VENV}/bin/pip${PYVER} install -r requirements.pip
	@ echo "-------------------------------------------------------"
	@ echo "Virtualenv is ready at ${VENV}!"
	@ echo " "
	@ echo "TOTAL SIZE: "
	@ du -sh ${VENV}

clean-venv:
	rm -rf ${VENV}

run:
	sudo ${VENV}/bin/python${PYVER} logger.py

deploy:
	sudo ${VENV}/bin/python${PYVER} deploy.py

undeploy:
	sudo ${VENV}/bin/python${PYVER} deploy.py -u

tail-exec:
	tail -F logs/execution.log