Update getLogs GQL API to accept multiple addresses

Makefile

@@ -54,7 +54,7 @@ TEST_CONNECT_STRING_LOCAL = postgresql://$(USER)@$(HOST_NAME):$(PORT)/$(TEST_DB)
 test:
 	go vet ./...
 	go fmt ./...
-	go run github.com/onsi/ginkgo/ginkgo  -r --skipPackage=test
+	go run github.com/onsi/ginkgo/ginkgo -r --skipPackage=test
 
 .PHONY: integrationtest
 integrationtest:

pkg/graphql/graphql.go

@@ -1037,12 +1037,15 @@ func (r *Resolver) GetStorageAt(ctx context.Context, args struct {
 
 func (r *Resolver) GetLogs(ctx context.Context, args struct {
 	BlockHash common.Hash
-	Contract  *common.Address
+	Addresses *[]common.Address
 }) (*[]*Log, error) {
-
 	var filter eth.ReceiptFilter
-	if args.Contract != nil {
+
-		filter.LogAddresses = []string{args.Contract.String()}
+	if args.Addresses != nil {
+		filter.LogAddresses = make([]string, len(*args.Addresses))
+		for i, address := range *args.Addresses {
+			filter.LogAddresses[i] = address.String()
+		}
 	}
 
 	// Begin tx

pkg/graphql/schema.go

@@ -343,7 +343,7 @@ const schema string = `
         getStorageAt(blockHash: Bytes32!, contract: Address!, slot: Bytes32!): StorageResult
 
         # Get contract logs by block hash and contract address.
-        getLogs(blockHash: Bytes32!, contract: Address): [Log!]
+        getLogs(blockHash: Bytes32!, addresses: [Address!]): [Log!]
 
         # PostGraphile alternative to get headers with transactions using block number or block hash.
         allEthHeaderCids(condition: EthHeaderCidCondition): EthHeaderCidsConnection