From 2282d778d8631b0009ef5b9378557e8216094b6f Mon Sep 17 00:00:00 2001
From: DinethH <dinethhettiarachchi5@gmail.com>
Date: Fri, 3 May 2024 11:48:51 +0530
Subject: [PATCH] Add name generation for apk-conf

---
 .../config-deployer-service/ballerina/APIClient.bal    |  7 ++++++-
 .../java/org/wso2/apk/config/RuntimeAPICommonUtil.java | 10 ++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/runtime/config-deployer-service/ballerina/APIClient.bal b/runtime/config-deployer-service/ballerina/APIClient.bal
index 9151f2119..549ae6423 100644
--- a/runtime/config-deployer-service/ballerina/APIClient.bal
+++ b/runtime/config-deployer-service/ballerina/APIClient.bal
@@ -46,7 +46,7 @@ public class APIClient {
             encodedString = encodedString.substring(0, encodedString.length() - 1);
         }
         APKConf apkConf = {
-            name: api.getName(),
+            name:  api.getType() == API_TYPE_GRPC ? self.getUniqueNameForGrpcApi(api.getName()) : api.getName(),
             basePath: api.getBasePath().length() > 0 ? api.getBasePath() : encodedString,
             version: api.getVersion(),
             'type: api.getType() == "" ? API_TYPE_REST : api.getType().toUpperAscii()
@@ -1679,6 +1679,11 @@ public class APIClient {
         return hashedValue.toBase16();
     }
 
+    public isolated function getUniqueNameForGrpcApi(string concatanatedServices) returns string {
+        byte[] hashedValue = crypto:hashSha1(concatanatedServices.toBytes());
+        return hashedValue.toBase16();
+    }
+
     public isolated function retrieveHttpRouteRefName(APKConf apkConf, string 'type, commons:Organization organization) returns string {
         return uuid:createType1AsString();
     }
diff --git a/runtime/config-deployer-service/java/src/main/java/org/wso2/apk/config/RuntimeAPICommonUtil.java b/runtime/config-deployer-service/java/src/main/java/org/wso2/apk/config/RuntimeAPICommonUtil.java
index ebca7e8e4..c93073e6d 100644
--- a/runtime/config-deployer-service/java/src/main/java/org/wso2/apk/config/RuntimeAPICommonUtil.java
+++ b/runtime/config-deployer-service/java/src/main/java/org/wso2/apk/config/RuntimeAPICommonUtil.java
@@ -148,7 +148,11 @@ private static API getGRPCAPIFromProtoDefinition(String definition) {
         API api = new API();
         api.setBasePath("/"+protoParser.protoFile.basePath);
         api.setVersion(protoParser.protoFile.version);
+        StringBuilder apiName = new StringBuilder();
+        List<String> sortedServices = new ArrayList<>();
+
         for (ProtoParser.Service service : protoParser.getServices()) {
+            sortedServices.add(service.name);
             for (String method : service.methods) {
                 URITemplate uriTemplate = new URITemplate();
                 uriTemplate.setUriTemplate(protoParser.protoFile.packageName + "." + service.name);
@@ -156,6 +160,12 @@ private static API getGRPCAPIFromProtoDefinition(String definition) {
                 uriTemplates.add(uriTemplate);
             }
         }
+        sortedServices.sort(String::compareTo);
+        for (String service : sortedServices) {
+            apiName.append(service).append("-");
+        }
+        apiName.deleteCharAt(apiName.length() - 1);
+        api.setName(apiName.toString());
         api.setUriTemplates(uriTemplates.toArray(new URITemplate[uriTemplates.size()]));
 
         return api;