#!/usr/bin/env bash

set -eo pipefail

echo "Installing buf v1.0.0-rc12"
GO111MODULE=on
GOBIN=/usr/local/bin
go install github.com/bufbuild/buf/cmd/buf@v1.0.0-rc12 2> /dev/null

protoc_install_gocosmos() {
  echo "Installing protobuf gocosmos plugin"
  # we should use go install, but regen-network/cosmos-proto contains
  # replace directives. It must not contain directives that would cause
  # it to be interpreted differently than if it were the main module.
  # So the command below issues a warning and we are muting it for now.
  #
  # Installing plugins must be done outside of the module
  (go get github.com/regen-network/cosmos-proto/protoc-gen-gocosmos@v0.3.1 2> /dev/null)
}

protoc_install_proto_gen_doc() {
  echo "Installing protobuf protoc-gen-doc plugin"
  (go get -u github.com/pseudomuto/protoc-gen-doc/cmd/protoc-gen-doc 2> /dev/null)
}

protoc_install_gocosmos

echo "Generating gogo proto code"
cd proto
proto_dirs=$(find ./cosmwasm -path -prune -o -name '*.proto' -print0 | xargs -0 -n1 dirname | sort | uniq)
for dir in $proto_dirs; do
  for file in $(find "${dir}" -maxdepth 1 -name '*.proto'); do
    if grep "option go_package" $file &> /dev/null ; then
      buf generate --template buf.gen.gogo.yml $file
    fi
  done
done

protoc_install_proto_gen_doc

echo "Generating proto docs"
buf generate --template buf.gen.doc.yml

cd ..

# move proto files to the right places
cp -r github.com/CosmWasm/wasmd/* ./
rm -rf github.com