.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 := $(shell date +"%Y-%m-%d")
REPO_NAME := brazilian_documents
REPO := https:\/\/github.com\/brainn-co\/${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}