makefile

# Variables
SERVER_DIR := ./cmd
FRONTEND_DIR := ./web/client
VERSION := 0.1.31
BUILD_INFO := Manual build from makefile
# Things you don't want to change
REPO_DIR := $(abspath $(dir $(lastword $(MAKEFILE_LIST))))
GOLINT_PATH := $(REPO_DIR)/bin/golangci-lint 

# Most likely want to override these when calling `make image`
IMAGE_REG ?= ghcr.io
IMAGE_REPO ?= benc-uk/kubeview
IMAGE_TAG ?= latest
IMAGE_PREFIX := $(IMAGE_REG)/$(IMAGE_REPO)

.PHONY: help image push build-frontend build-server lint lint-fix
.DEFAULT_GOAL := help

help: ## ❓ This help message :)
	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}'

lint: $(FRONTEND_DIR)/node_modules ## 🔍 Lint & format, will not fix but sets exit code on error
	@$(GOLINT_PATH) > /dev/null || curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh
	cd $(SERVER_DIR)/server; $(GOLINT_PATH) run --modules-download-mode=mod --timeout 3m *.go 
	cd $(FRONTEND_DIR); npm run lint
	go mod tidy

lint-fix: $(FRONTEND_DIR)/node_modules ## ✒️  Lint & format, will try to fix errors and modify code
	@$(GOLINT_PATH) > /dev/null || curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh
	cd $(SERVER_DIR)/server; golangci-lint run --modules-download-mode=mod --timeout 3m *.go --fix
	cd $(FRONTEND_DIR); npm run lint-fix
	go mod tidy

image: ## 📦 Build combined container image (API server plus frontend)
	docker build  --file ./build/Dockerfile \
	--build-arg BUILD_INFO="$(BUILD_INFO)" \
	--build-arg VERSION="$(VERSION)" \
	--tag $(IMAGE_PREFIX):$(IMAGE_TAG) . 

push: ## 📤 Push combined container image
	docker push $(IMAGE_PREFIX):$(IMAGE_TAG)

build-frontend: $(FRONTEND_DIR)/node_modules ## 🔨 Build & bundle Frontend / Vue.js
	cd $(FRONTEND_DIR); npm run build

build-server:  ## ⚙️  Build Go API server
	GO111MODULE=on CGO_ENABLED=0 GOOS=linux go build \
	-ldflags "-X main.version=\"$(VERSION)\" -X 'main.buildInfo=\"$(BUILD_INFO)\"'" \
	-o bin/server $(SERVER_DIR)/...

# ==== Internal targets =====

$(FRONTEND_DIR)/node_modules: $(FRONTEND_DIR)/package.json
	cd $(FRONTEND_DIR); npm install --silent
	touch -m $(FRONTEND_DIR)/node_modules

$(FRONTEND_DIR)/package.json: 
	@echo "package.json was modified"