GRAY     := "\e[0;30m"
RED      := "\e[0;31m"
GREEN    := "\e[0;32m"
YELLOW   := "\e[0;33m"
BLUE     := "\e[0;34m"
PURPLE   := "\e[0;35m"
CYAN     := "\e[0;36m"
WHITE    := "\e[0;37m"

B_GRAY   := "\e[1;30m"
B_RED    := "\e[1;31m"
B_GREEN  := "\e[1;32m"
B_YELLOW := "\e[1;33m"
B_BLUE   := "\e[1;34m"
B_PURPLE := "\e[1;35m"
B_CYAN   := "\e[1;36m"
B_WHITE  := "\e[1;37m"

RESET    := "\e[0m"

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
#               . name = value \          . := no reevaluat when used #
#   VARIABLES   .        value            . != set result of command  #
#               . name is case sensitive  . ?= set if not already set #
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #

COMPOSE_FILE     := ./srcs/docker-compose.yml

# get env variables from .env file :
ENV_PATH         := ./srcs/.env
SOURCE_ENV       := . $(ENV_PATH)
# list of volumes
VOLUME_ENV       := set | grep "^HOST_VOLUME_" | cut -d "=" -f 2
VOLUMES_D         = $(shell $(SOURCE_ENV) ; $(VOLUME_ENV) )
PARENT_VOLUMES_D  = $(shell $(SOURCE_ENV) ; echo $$HOST_VOLUMES_DIR )
VOLUME_PLUGINS_D  = $(shell $(SOURCE_ENV) ; echo $$HOST_VOLUME_PLUGINS )
# url for wordpress, use in makefile to change local
WP_URL            = $(shell $(SOURCE_ENV) ; echo $$WP_URL )
WP_COMPLETE_URL   = $(shell $(SOURCE_ENV) ; echo $$WP_COMPLETE_URL )
# error logs

# list of running containers, see : https://stackoverflow.com/questions/10024279/how-to-use-shell-commands-in-makefile
RUNNING           = $(shell docker ps -q)
# list of volumes
VOLUMES           = $(shell docker volume ls -q)



# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
#             .   target: prerequisites   .   $@ : target             #
#    RULES    .           recipe          .   $< : 1st prerequisite   #
#             .           recipe          .   $^ : all prerequisites  #
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #



all: require build up
logs: require build_logs up



create_env:
	@echo $(B_PURPLE)"create the .env file"$(RESET)
	./srcs/env_generator/create_env.sh ./srcs/model.env
create_volumes_d:
	@echo $(B_PURPLE)"create the volumes directories"$(RESET)
	mkdir -p $(VOLUMES_D)
add_url_host:
	@echo $(B_PURPLE)"verify if the wordpress url is added to the local path"$(RESET)
	-@ if ! awk "/127.0.0.1/ && /$(WP_URL)/" /etc/hosts 2> /dev/null; then \
			echo $(B_PURPLE)"nop ! trying to add it (might need sudo)"$(RESET); \
			bash -c 'echo -e "\n adding for $(WP_URL) (you can delete it)\n127.0.0.1  $(WP_URL)" >> /etc/hosts'; \
			if ! awk "/127.0.0.1/ && /$(WP_URL)/" /etc/hosts 2> /dev/null; then \
				echo $(B_RED)"it didn't succeed :/ try again with sudo"$(RESET); \
			else \
				echo $(B_GREEN)"it has been succesfully added :)"$(RESET); \
			fi \
		fi
require: create_env create_volumes_d add_url_host



build:
	docker compose -f $(COMPOSE_FILE) build
# --progress plain : everything will be output at build time, you can see commands like "echo" or "ls" in RUN command in dockerfile
# --no-cache : this will prevent builder to use previous cached action, so it rebuild everything
build_logs:
	docker compose -f $(COMPOSE_FILE) build --progress plain --no-cache



up:
	docker compose -f $(COMPOSE_FILE) up -d
	@echo $(B_PURPLE)"you can now connect at "$(B_YELLOW)"https://$(WP_COMPLETE_URL)"$(B_PURPLE)" or 127.0.0.1"$(RESET)
down:
	docker compose -f $(COMPOSE_FILE) down



# list images, containers, volumes
# better idea for binded volumes ? https://stackoverflow.com/a/59679551/9497573
list:
	@echo $(B_YELLOW)"\nimages:"$(RESET)
	@docker images -a
	@echo $(B_YELLOW)"\nvolumes:"$(RESET)
	@docker volume ls
	@echo $(B_YELLOW)"\nvolumes content:"$(RESET)
	- @ls $(VOLUMES_D)
	@echo $(B_YELLOW)"\nnetworks:"$(RESET)
	@docker network ls
	@echo $(B_YELLOW)"\ncontainers:"$(RESET)
	@docker ps -a
	@echo ""



# remove project images and containers not used
clean:
	- docker stop $(RUNNING)
	docker network prune -f
	docker system prune -f
# remove everything except local volumes data
fclean-images: clean
	- docker stop $(RUNNING)
	docker system prune -af
fclean-volumes: clean
	- docker volume rm $(VOLUMES)
fclean: fclean-images fclean-volumes
re: fclean all



# !! remove everything, also local volumes
# execpt the plugin volume
erase_volume:
	- rm -rf $(PARENT_VOLUMES_D)
erase: fclean erase_volume
new: erase all



.PHONY : all logs create_env create_volumes_d add_url_host require build build_logs up down list clean fclean-images fclean-volumes fclean re erase_volume erase new