#!/bin/sh
#
# Use this script to regenerate the Protocol Buffer and gRPC files
# needed to build the example.
#
# Note that it requires updated protoc, protoc-gen-swift, and
# protoc-gen-swiftgrpc binaries and assumes that protoc-gen-swift 
# is installed in $HOME/local/bin.

if [ ! -d "googleapis" ]; then
  curl -L -O https://github.com/googleapis/googleapis/archive/master.zip
  unzip master.zip
  rm -f master.zip
  mv googleapis-master googleapis
fi

protoc \
 	googleapis/google/datastore/v1/datastore.proto \
 	googleapis/google/datastore/v1/entity.proto \
 	googleapis/google/datastore/v1/query.proto \
	googleapis/google/type/latlng.proto \
 	-Igoogleapis \
	--swift_out=googleapis \
	--swiftgrpc_out=googleapis

# move Swift files to the Sources directory
find googleapis -name "*.swift" -exec mv {} Sources \;