diff --git a/src/index.ts b/src/index.ts
index fc2fdfd..63d08fc 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -3,66 +3,63 @@ import logger from "winston";
 
 import { getCodeReviewResult } from "./code_review_handler.js";
 import { hashString } from "./hash_handler.js";
-import {validateAlreadyReview } from "./code_review_validator.js"
+import { validateAlreadyReview } from "./code_review_validator.js";
 import { append } from "./code_review_appender.js";
 
 export default (app: Probot) => {
-    app.on(
-        ["pull_request.opened", "pull_request.synchronize"],
-        async (context) => {
-          const repo = context.repo();
-          logger.info(repo);
-    
-          const data = await context.octokit.repos.compareCommits({
-            owner: repo.owner,
-            repo: repo.repo,
-            head: context.payload.pull_request.head.sha,
-            base: context.payload.pull_request.base.sha,
-          });
-    
-          let { files: changedFiles, commits } = data.data;
-    
-          if (!changedFiles?.length) {
-            logger.error("no changed");
-            return "no changed";
-          }
-    
-          const api_key = process.env.OPEN_AI_API_KEY;
-    
-          if(!api_key){
-            return "api key not setting";
-          }
-    
-          for (let i = 0; i < changedFiles.length; i++) {
-            const file = changedFiles[i];
-            const patch = file.patch || "";
-
-            const hashValue = hashString(patch)
-
-            if(await validateAlreadyReview(repo.repo, hashValue))
-                continue;
-
-    
-            const message = (await getCodeReviewResult(api_key, patch)).message;
-
-    
-            if (!!message) {
-              await context.octokit.pulls.createReviewComment({
-                repo: repo.repo,
-                owner: repo.owner,
-                pull_number: context.pullRequest().pull_number,
-                commit_id: commits[commits.length - 1].sha,
-                path: file.filename,
-                body: message,
-                position: patch.split("\n").length - 1,
-              });
-
-              append(repo.repo, hashValue);
-            }
-
-
-          }
-          return "success";
-        }
-      );
+  app.on(
+    ["pull_request.opened", "pull_request.synchronize"],
+    async (context) => {
+      const repo = context.repo();
+      logger.info(repo);
+
+      const data = await context.octokit.repos.compareCommits({
+        owner: repo.owner,
+        repo: repo.repo,
+        head: context.payload.pull_request.head.sha,
+        base: context.payload.pull_request.base.sha,
+      });
+
+      let { files: changedFiles } = data.data;
+
+      if (!changedFiles?.length) {
+        logger.error("no changed");
+        return "no changed";
+      }
+
+      const api_key = process.env.OPEN_AI_API_KEY;
+
+      if (!api_key) {
+        return "api key not setting";
+      }
+
+      let request_code = "";
+
+      for (let i = 0; i < changedFiles.length; i++) {
+        const file = changedFiles[i];
+        const patch = file.patch || "";
+
+        const hashValue = hashString(patch);
+
+        if (await validateAlreadyReview(repo.repo, hashValue)) continue;
+
+        request_code = request_code + "\n file name: "+ file.filename + "\n" + patch;
+
+        append(repo.repo, hashValue);
+      }
+
+      const message = (await getCodeReviewResult(api_key, request_code)).message;
+
+      if (!!message) {
+        await context.octokit.issues.createComment({
+          repo: repo.repo,
+          owner: repo.owner,
+          issue_number: context.pullRequest().pull_number,
+          body: message
+        });
+      }
+
+      return "success";
+    }
+  );
 };