From 90942b67bd4228439cb17328f8780563c323bb16 Mon Sep 17 00:00:00 2001
From: Ian Bolton <ibolton@redhat.com>
Date: Tue, 19 Nov 2024 14:54:55 -0500
Subject: [PATCH] Diff parser TODO

---
 package-lock.json                             | 10 +++++++++
 webview-ui/package.json                       |  1 +
 webview-ui/src/components/ResolutionsPage.tsx | 22 +++++++++++++++++++
 3 files changed, 33 insertions(+)

diff --git a/package-lock.json b/package-lock.json
index a8335a3f..7e248c94 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8881,6 +8881,7 @@
         "@patternfly/react-core": "6.0.0-prerelease.15",
         "@patternfly/react-icons": "^5.4.0",
         "@patternfly/react-table": "^5.4.1",
+        "diff": "^7.0.0",
         "vscode-webview": "^1.0.1-beta.1"
       },
       "devDependencies": {
@@ -8891,6 +8892,15 @@
       "optionalDependencies": {
         "@rollup/rollup-linux-x64-gnu": "4.9.5"
       }
+    },
+    "webview-ui/node_modules/diff": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-7.0.0.tgz",
+      "integrity": "sha512-PJWHUb1RFevKCwaFA9RlG5tCd+FO5iRh9A8HEtkmBH2Li03iJriB6m6JIN4rGz3K3JLawI7/veA1xzRKP6ISBw==",
+      "license": "BSD-3-Clause",
+      "engines": {
+        "node": ">=0.3.1"
+      }
     }
   }
 }
diff --git a/webview-ui/package.json b/webview-ui/package.json
index 17f36b2e..4163f5a1 100644
--- a/webview-ui/package.json
+++ b/webview-ui/package.json
@@ -15,6 +15,7 @@
     "@patternfly/react-core": "6.0.0-prerelease.15",
     "@patternfly/react-icons": "^5.4.0",
     "@patternfly/react-table": "^5.4.1",
+    "diff": "^7.0.0",
     "vscode-webview": "^1.0.1-beta.1"
   },
   "devDependencies": {
diff --git a/webview-ui/src/components/ResolutionsPage.tsx b/webview-ui/src/components/ResolutionsPage.tsx
index e09a71be..8b451f9e 100644
--- a/webview-ui/src/components/ResolutionsPage.tsx
+++ b/webview-ui/src/components/ResolutionsPage.tsx
@@ -22,6 +22,7 @@ import { CodePreview } from "./CodePreview";
 import { Change, ResolutionMessage } from "@editor-extensions/shared";
 import { useVscodeMessages } from "../hooks/useVscodeMessages";
 import { sendVscodeMessage } from "../utils/vscodeMessaging";
+import { parsePatch } from "diff";
 
 const ResolutionPage: React.FC = () => {
   const [resolution, setResolution] = useState<ResolutionMessage | null>(null);
@@ -95,6 +96,27 @@ const ResolutionPage: React.FC = () => {
     setIsResolved(true);
   };
 
+  ////////////////////Diff parsing
+
+  //TODO: Implement the diff parsing logic for the file changes
+  const parseDiff = (diff: string) => {
+    const patches = parsePatch(diff);
+    return patches.map((patch) => ({
+      filePath: patch.newFileName || patch.oldFileName,
+      changes: patch.hunks.map((hunk) => ({
+        start: hunk.newStart,
+        end: hunk.newStart + hunk.newLines - 1,
+        lines: hunk.lines,
+      })),
+    }));
+  };
+
+  // Example usage
+  const parsedDiff = parseDiff(resolution?.solution.changes[0].diff || "");
+  console.log(parsedDiff);
+
+  ///////////////////////////
+
   // Display "Changes Applied" when the solution is accepted
   if (isResolved) {
     return (