build.sh

#! /usr/bin/env bash
set -eo pipefail

trap 'echo -e "\033[33;5mBuild failed on build.sh:$LINENO\033[0m"' ERR

# Process args
RELEASE="0.0"
for arg in "$@"; do
	case "$arg" in
	--all | -a)
		BUILD_GO=1
		BUILD_GEN=1
		LINT=1
		TEST=1
		RACE=-race
		SOMETHING=1
		;;
	--go | -g)
		BUILD_GO=1
		SOMETHING=1
		;;
	--gen | -G)
		BUILD_GEN=1
		SOMETHING=1
		;;
	--lint | -l)
		LINT=1
		SOMETHING=1
		;;
	--test | -t)
		TEST=1
		SOMETHING=1
		;;
	--race | -r)
		TEST=1
		RACE=-race
		SOMETHING=1
		;;
	--i18n | -i)
		I18N=1
		SOMETHING=1
		;;
	--dist | -d)
		EXTRA_BUILD_FLAGS="-a -trimpath"
		EXTRA_LD_FLAGS="-s -w"
		RELEASE="5.31.0"
		DIST=1
		BUILD_GO=1
		BUILD_GEN=1
		SOMETHING=1
		;;
	--help | -h)
		echo "$0 [options]"
		echo "  -a, --all  Equivalent to --gen --go --lint --race"
		echo "  -d, --dist Create distribution"
		echo "  -g, --go   Build the Go code"
		echo "  -G, --gen  Generate the source"
		echo "  -i, --i18n Extract the localization template"
		echo "  -l, --lint Run the linters"
		echo "  -r, --race Run the tests with race-checking enabled"
		echo "  -t, --test Run the tests"
		echo "  -h, --help This help text"
		exit 0
		;;
	*)
		echo "Invalid argument: $arg"
		exit 1
		;;
	esac
done

if [ "$SOMETHING"x != "1x" ]; then
	BUILD_GEN=1
	BUILD_GO=1
fi

case $(uname -s) in
Darwin*)
	if [ "$(uname -p)" == "arm" ]; then
		export MACOSX_DEPLOYMENT_TARGET=11
	else
		export MACOSX_DEPLOYMENT_TARGET=10.15
	fi
	;;
esac

LDFLAGS_ALL="-X github.com/richardwilkes/toolbox/cmdline.AppVersion=$RELEASE $EXTRA_LD_FLAGS"
STD_FLAGS="-v -buildvcs=true $EXTRA_BUILD_FLAGS"

# Generate the source
if [ "$BUILD_GEN"x == "1x" ]; then
	echo -e "\033[33mGenerating...\033[0m"
	go generate ./gen/srcgen.go
fi

# Generate the translation file
if [ "$I18N"x == "1x" ]; then
	i18n $(go list -f "{{.Dir}}" -m github.com/richardwilkes/json) \
		$(go list -f "{{.Dir}}" -m github.com/richardwilkes/pdf) \
		$(go list -f "{{.Dir}}" -m github.com/richardwilkes/rpgtools) \
		$(go list -f "{{.Dir}}" -m github.com/richardwilkes/toolbox) \
		$(go list -f "{{.Dir}}" -m github.com/richardwilkes/unison) \
		.
fi

# Build our Go code
if [ "$BUILD_GO"x == "1x" ]; then
	echo -e "\033[33mBuilding the Go code...\033[0m"
	case $(uname -s) in
	Darwin*)
		go run $STD_FLAGS -ldflags all="$LDFLAGS_ALL" packaging/main.go
		go build $STD_FLAGS -ldflags all="$LDFLAGS_ALL" -o "GCS.app/Contents/MacOS/" .
		touch GCS.app
		;;
	Linux*)
		go build $STD_FLAGS -ldflags all="$LDFLAGS_ALL" .
		;;
	MINGW*)
		go run $STD_FLAGS -ldflags all="$LDFLAGS_ALL" packaging/main.go
		go build $STD_FLAGS -ldflags all="$LDFLAGS_ALL -H windowsgui" .
		;;
	*)
		echo "Unsupported OS"
		false
		;;
	esac
	if [ "$LINT"x == "1x" ]; then
		GOLANGCI_LINT_VERSION=$(curl --head -s https://github.com/golangci/golangci-lint/releases/latest | grep -i location: | sed 's/^.*v//' | tr -d '\r\n')
		TOOLS_DIR=$(go env GOPATH)/bin
		if [ ! -e "$TOOLS_DIR/golangci-lint" ] || [ "$("$TOOLS_DIR/golangci-lint" version 2>&1 | awk '{ print $4 }' || true)x" != "${GOLANGCI_LINT_VERSION}x" ]; then
			echo -e "\033[33mInstalling version $GOLANGCI_LINT_VERSION of golangci-lint into $TOOLS_DIR...\033[0m"
			mkdir -p "$TOOLS_DIR"
			curl -sfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b "$TOOLS_DIR" v$GOLANGCI_LINT_VERSION
		fi
		echo -e "\033[33mLinting the Go code...\033[0m"
		"$TOOLS_DIR/golangci-lint" run
	fi
fi

# Run the tests
if [ "$TEST"x == "1x" ]; then
	if [ -n "$RACE" ]; then
		echo -e "\033[33mTesting with -race enabled...\033[0m"
	else
		echo -e "\033[33mTesting...\033[0m"
	fi
	go test $RACE ./... | grep -v "no test files"
fi

# Package for distribution
if [ "$DIST"x == "1x" ]; then
	echo -e "\033[33mPackaging...\033[0m"
	case $(uname -s) in
	Darwin*)
		if [ "$(uname -p)" == "arm" ]; then
			HW=apple
		else
			HW=intel
		fi
		codesign -s "Richard Wilkes" -f -v --timestamp --options runtime GCS.app
		/bin/rm -rf tmp *.dmg
		mkdir tmp
		# Installation of https://github.com/create-dmg/create-dmg is required
		create-dmg --volname "GCS v$RELEASE" --icon-size 128 --window-size 448 280 --add-file GCS.app GCS.app 64 64 \
			--app-drop-link 256 64 --codesign "Richard Wilkes" --hdiutil-quiet --no-internet-enable --notarize gcs-notary \
			gcs-$RELEASE-macos-$HW.dmg tmp
		/bin/rm -rf tmp
		;;
	Linux*)
		/bin/rm -f gcs-${RELEASE}-linux.tgz
		tar czf gcs-${RELEASE}-linux.tgz gcs
		;;
	MINGW*)
		go run -ldflags all="$LDFLAGS_ALL" packaging/main.go -z
		;;
	esac
fi