CABAL ?= cabal

all:: thrift grpc sql

THRIFT_COMPILE = thrift-compiler
BNFC = bnfc
PROTO_COMPILE = compile-proto-file

thrift::
	(cd external/hsthrift && THRIFT_COMPILE=$(THRIFT_COMPILE) make thrift)
	(cd hstream-store/admin/if && $(THRIFT_COMPILE) logdevice/admin/if/admin.thrift --hs -r -o ..)

grpc:: grpc-deps
	 (cd common/proto && $(PROTO_COMPILE) --proto third_party/google/protobuf/struct.proto --out ../gen-src)
	 (cd common/proto && $(PROTO_COMPILE) --proto third_party/google/protobuf/timestamp.proto --out ../gen-src)
	 (cd common/proto && $(PROTO_COMPILE) --proto third_party/google/protobuf/empty.proto --out ../gen-src)
	 (cd common/proto && $(PROTO_COMPILE) --proto HStream/Server/HStreamApi.proto --out ../gen-src)

grpc-deps:
	(cd ~ && command -v $(PROTO_COMPILE) || cabal install proto3-suite --constraint 'proto3-suite == 0.4.1')

sql:: sql-deps
	(cd hstream-sql/etc && $(BNFC) --haskell --functor --text-token -p HStream -m -d SQL.cf -o ../gen-sql)
	(awk -v RS= -v ORS='\n\n' '/\neitherResIdent/{system("cat hstream-sql/etc/replace/eitherResIdent");next } {print}' \
		hstream-sql/gen-sql/HStream/SQL/Lex.x > hstream-sql/gen-sql/HStream/SQL/Lex.x.new)
	(diff hstream-sql/gen-sql/HStream/SQL/Lex.x hstream-sql/gen-sql/HStream/SQL/Lex.x.new || true)
	(cd hstream-sql/gen-sql && mv HStream/SQL/Lex.x.new HStream/SQL/Lex.x && make)

sql-deps::
	(cd ~ && command -v bnfc || cabal install BNFC --constraint 'BNFC >= 2.9')
	(cd ~ && command -v alex || cabal install alex)
	(cd ~ && command -v happy || cabal install happy)

clean:
	(find . -type d -name "gen-hs2"|xargs rm -rf)
	(find . -type d -name "gen-sql"|xargs rm -rf)
	(find . -type d -name "gen-src"|xargs rm -rf)