.DEFAULT_GOAL := help

VERSION_FILE := mix.exs
VERSION := $(shell sed -En "s/^.*@version \"([0-9]*\\.[0-9]*\\.[0-9]*)\"*/\\1/p" ${VERSION_FILE})

BLUE_COLOR := \033[0;34m
DEFAULT_COLOR := \033[0;39m
DIM_COLOR := \033[0;2m
YELLOW_COLOR := \033[0;33m

MAJOR := $(shell echo "${VERSION}" | cut -d . -f1)
MINOR := $(shell echo "${VERSION}" | cut -d . -f2)
PATCH := $(shell echo "${VERSION}" | cut -d . -f3)
README_FILE := README.md
CHANGELOG_FILE := CHANGELOG.md
DATE := $(shell date +"%Y-%m-%d")
REPO_NAME := pluggy_elixir
REPO := https:\/\/github.com\/brainnco\/${REPO_NAME}\/compare

.PHONY: release
release: ## Bumps the version and creates the new tag
	@printf "${BLUE_COLOR}The current version is:${DEFAULT_COLOR} ${VERSION}\n" && \
		read -r -p "Do you want to release a [major|minor|patch]: " TYPE && \
		case "$$TYPE" in \
		"major") \
		MAJOR=$$((${MAJOR}+1)); \
		MINOR="0"; \
		PATCH="0"; \
		NEW_VERSION="$$MAJOR.$$MINOR.$$PATCH" \
		;; \
		"minor") \
		MINOR=$$((${MINOR}+1)); \
		PATCH="0" && \
		NEW_VERSION="${MAJOR}.$$MINOR.$$PATCH" \
		;; \
		"patch") \
		PATCH=$$((${PATCH}+1)); \
		NEW_VERSION="${MAJOR}.${MINOR}.$$PATCH" \
		;; \
		*) \
		printf "\\n${YELLOW_COLOR}Release canceled!\n"; \
		exit 0 \
		;; \
		esac && \
		printf "${BLUE_COLOR}The new version is:${DEFAULT_COLOR} $$NEW_VERSION\n" && \
		printf "\t${DIM_COLOR}Updating ${VERSION_FILE} version${DEFAULT_COLOR}\n" && \
		perl -p -i -e "s/@version \"${VERSION}\"/@version \"$$NEW_VERSION\"/g" ${VERSION_FILE} && \
		printf "\t${DIM_COLOR}Updating ${README_FILE} version${DEFAULT_COLOR}\n" && \
		perl -p -i -e "s/\"\~> ${VERSION}\"/\"\~> $$NEW_VERSION\"/g" ${README_FILE} && \
		printf "\t${DIM_COLOR}Updating ${CHANGELOG_FILE} version${DEFAULT_COLOR}\n" && \
		perl -p -i -e "s/## \[Unreleased\]/## \[Unreleased\]\\n\\n## \[$$NEW_VERSION\] - ${DATE}/g" ${CHANGELOG_FILE} && \
		perl -p -i -e "s/${REPO}\/v${VERSION}...main/${REPO}\/v$$NEW_VERSION...main/g" ${CHANGELOG_FILE} && \
		perl -p -i -e "s/...main/...main\\n\[$$NEW_VERSION\]: ${REPO}\/v${VERSION}...v$$NEW_VERSION/g" ${CHANGELOG_FILE} && \
		printf "\t${DIM_COLOR}Recording changes to the repository${DEFAULT_COLOR}\n"