VERSION 0.6
ARG BUF_VERSION=1.10.0
ARG GOLANGCILINT_VERSION=1.50.1
ARG GO_VERSION=1.19.4
ARG PROTOGENGO_VERSION=1.28.1
FROM golang:$GO_VERSION-alpine3.16
WORKDIR /code

ci:
	BUILD +lint
	BUILD +lint-test
	BUILD +test

deps:
	RUN apk add --no-cache \
		build-base \
		git \
		protoc
	RUN (cd /tmp; go install github.com/bufbuild/buf/cmd/buf@v$BUF_VERSION)
	RUN (cd /tmp; go install google.golang.org/protobuf/cmd/protoc-gen-go@v$PROTOGENGO_VERSION)
	RUN (cd /tmp; go install github.com/golangci/golangci-lint/cmd/golangci-lint@v$GOLANGCILINT_VERSION)

build:
	FROM +deps
	COPY go.mod go.sum ./
	COPY --dir vendor ./
	COPY main.go ./
	RUN go install .

code:
	COPY go.mod go.sum ./
	COPY --dir vendor ./
	COPY main.go ./
	COPY integration_test.go ./
	SAVE ARTIFACT . files

lint:
	FROM +deps
	COPY +code/files ./
	RUN golangci-lint run main.go

lint-test:
	FROM +deps
	COPY +generate/generated go
	RUN go mod init git.wobcom.de/smartmetering/foo
	RUN go mod tidy
	RUN golangci-lint run

generate:
	FROM +build
	COPY --dir test ./
	WORKDIR test
	RUN buf ls-files
	RUN buf lint -v
	RUN buf generate -v
	# RUN --no-cache cat go/foo/v1/foo.value_scan.pb.go
	# SAVE ARTIFACT go/foo/v1/foo.value_scan.pb.go AS LOCAL foo.go
	SAVE ARTIFACT go generated

tidy:
	COPY +code/files ./
	RUN go mod tidy
	RUN go mod vendor
	SAVE ARTIFACT go.mod AS LOCAL go.mod
	SAVE ARTIFACT go.sum AS LOCAL go.sum
	SAVE ARTIFACT vendor AS LOCAL vendor

test:
	FROM +deps
	COPY +code/files ./
	COPY +generate/generated go
	RUN go test integration_test.go