# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

VERSIONFILE := pkg/util/defaults/defaults.go
VERSION := 1.0.0-M3-SNAPSHOT
LAST_RELEASED_VERSION := 1.0.0-M1
RUNTIME_VERSION := 1.0.4
RUNTIME_VERSION_CONSTRAINT := >=1.0.4
CAMEL_VERSION := 3.0.0-RC1
CAMEL_VERSION_CONSTRAINT := >=3.0.0-RC1
KANIKO_VERSION := 0.9.0
BASE_IMAGE := fabric8/s2i-java:3.0-java8
LOCAL_REPOSITORY := /tmp/artifacts/m2
IMAGE_NAME := docker.io/apache/camel-k
RELEASE_GIT_REMOTE := upstream
GIT_COMMIT := $(shell git rev-list -1 HEAD)
GO_PATH := $(shell go env GOPATH)
LINT_GOGC := 10
LINT_DEADLINE := 5m

# Used to push pre-relase artifacts
STAGING_IMAGE_NAME := docker.io/camelk/camel-k

# When packaging artifacts into the docker image, you can "copy" them from local maven
# or "download" them from Apache Snapshots and Maven Central
PACKAGE_ARTIFACTS_STRATEGY := copy

GOLDFLAGS += -X github.com/apache/camel-k/pkg/cmd/operator.GitCommit=$(GIT_COMMIT)
GOFLAGS = -ldflags "$(GOLDFLAGS)" -gcflags=-trimpath=$(GO_PATH) -asmflags=-trimpath=$(GO_PATH)

define LICENSE_HEADER
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements.  See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License.  You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
endef

export LICENSE_HEADER
default: test

#
# Generates the version file
#
codegen:
	@echo "/*" > $(VERSIONFILE)
	@echo "$$LICENSE_HEADER" >> $(VERSIONFILE)
	@echo "*/" >> $(VERSIONFILE)
	@echo "package defaults" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "// ***********************" >> $(VERSIONFILE)
	@echo "//  DO NOT EDIT THIS FILE"  >> $(VERSIONFILE)
	@echo "// ***********************" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "const (" >> $(VERSIONFILE)
	@echo "  // Version -- " >> $(VERSIONFILE)
	@echo "  Version = \"$(VERSION)\"" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "  // DefaultCamelVersion -- " >> $(VERSIONFILE)
	@echo "  DefaultCamelVersion = \"$(CAMEL_VERSION)\"" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "  // CamelVersionConstraint -- " >> $(VERSIONFILE)
	@echo "  CamelVersionConstraint = \"$(CAMEL_VERSION_CONSTRAINT)\"" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "  // DefaultRuntimeVersion -- " >> $(VERSIONFILE)
	@echo "  DefaultRuntimeVersion = \"$(RUNTIME_VERSION)\"" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "  // RuntimeVersionConstraint -- " >> $(VERSIONFILE)
	@echo "  RuntimeVersionConstraint = \"$(RUNTIME_VERSION_CONSTRAINT)\"" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "  // KanikoVersion -- " >> $(VERSIONFILE)
	@echo "  KanikoVersion = \"$(KANIKO_VERSION)\"" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "  // BaseImage -- " >> $(VERSIONFILE)
	@echo "  BaseImage = \"$(BASE_IMAGE)\"" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "  // LocalRepository -- " >> $(VERSIONFILE)
	@echo "  LocalRepository = \"$(LOCAL_REPOSITORY)\"" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	@echo "  // ImageName -- " >> $(VERSIONFILE)
	@echo "  ImageName = \"$(IMAGE_NAME)\"" >> $(VERSIONFILE)
	@echo ")" >> $(VERSIONFILE)
	@echo "" >> $(VERSIONFILE)
	gofmt -w pkg/util/defaults/defaults.go

generate:
	operator-sdk generate k8s

build: build-kamel build-compile-integration-tests

test: build
	go test ./...

test-integration: build
	go test -timeout 30m -v ./e2e/... -tags=integration

test-knative: build
	go test -timeout 30m -v ./e2e/... -tags=knative

build-kamel:
	go build $(GOFLAGS) -o kamel ./cmd/kamel/*.go

build-resources:
	./script/build_catalog.sh $(CAMEL_VERSION) $(RUNTIME_VERSION)
	./script/embed_resources.sh deploy
	go run cmd/util/json-schema-gen/jsonschemagen.go --out=./assets/json-schema

build-olm:
	./script/build_olm.sh $(VERSION)

build-compile-integration-tests:
	go test -c -tags="integration knative" ./e2e/*.go

clean:
	# go clean fails if modules support are turned on as it tries to
	# resolve modules, if module support is turned off, it does not
	# care about modules and simply deletes bits.
	#
	# For more info:
	#
	#   https://github.com/golang/go/commit/9238a8ffe12b6eb44aab12de1b861c0f045da8b7
	#
	GO111MODULE=off go clean
	rm -f camel-k
	rm -f kamel
	rm -f *.test
	rm -rf build/_maven_output
	rm -rf build/_output
	rm -rf camel-k-client-*.tar.gz
	rm -rf camel-k-examples-*.tar.gz

version:
	@echo $(VERSION)

dep:
	go mod tidy

lint:
	GOGC=$(LINT_GOGC) golangci-lint run --verbose --deadline $(LINT_DEADLINE)

images: test
	mkdir -p build/_maven_output
	mkdir -p build/_output/bin
ifneq ($(shell uname -s 2>/dev/null || echo Unknown),Linux)
	GOOS=linux go build $(GOFLAGS) -o build/_output/bin/kamel ./cmd/kamel/*.go
else
	cp kamel build/_output/bin
endif
	operator-sdk build --image-builder docker $(IMAGE_NAME):$(VERSION)

images-dev: test package-artifacts
	mkdir -p build/_maven_output
	mkdir -p build/_output/bin
ifneq ($(shell uname -s 2>/dev/null || echo Unknown),Linux)
	GOOS=linux go build $(GOFLAGS) -o build/_output/bin/kamel ./cmd/kamel/*.go
else
	cp kamel build/_output/bin
endif
	operator-sdk build --image-builder docker $(IMAGE_NAME):$(VERSION)

images-push:
	docker push $(IMAGE_NAME):$(VERSION)

images-push-staging:
	docker tag $(IMAGE_NAME):$(VERSION) $(STAGING_IMAGE_NAME):$(VERSION)
	docker push $(STAGING_IMAGE_NAME):$(VERSION)

set-version:
	./script/set_version.sh $(VERSION) $(IMAGE_NAME)

git-tag:
	./script/git_tag.sh $(VERSION) $(RELEASE_GIT_REMOTE)

cross-compile:
	./script/cross_compile.sh $(VERSION) '$(GOFLAGS)'

package-examples:
	./script/package_examples.sh $(VERSION)

package-artifacts:
	./script/package_maven_artifacts.sh $(RUNTIME_VERSION) $(PACKAGE_ARTIFACTS_STRATEGY)

unsnapshot-olm:
	./script/unsnapshot_olm.sh

release: clean codegen set-version build-resources unsnapshot-olm build images images-push cross-compile package-examples git-tag

release-staging: clean codegen set-version build-resources unsnapshot-olm build images images-push-staging cross-compile package-examples git-tag

install-minishift:
	./script/install_minishift.sh
install-minikube:
	./script/install_minikube.sh

release-notes:
	./script/gen_release_notes.sh $(LAST_RELEASED_VERSION) $(VERSION)

.PHONY: build build-kamel build-resources build-olm unsnapshot-olm dep codegen images images-dec images-push images-push-staging test check test-integration clean release cross-compile package-examples set-version git-tag release-notes