Initial upload: TermDiagram v0.1.0

src/termdiagram/git/diff_analyzer.py

@@ -0,0 +1,35 @@
+from typing import Dict, Any, Optional
+from git import Repo
+
+
+class ArchitectureDiffAnalyzer:
+    def __init__(self, repo_path: str):
+        self.repo_path = repo_path
+        self.repo: Optional[Repo] = None
+
+    def initialize(self) -> bool:
+        try:
+            self.repo = Repo(self.repo_path)
+            return not self.repo.bare
+        except:
+            return False
+
+    def get_change_report(self, old_commit: str, new_commit: str) -> str:
+        if not self.repo:
+            if not self.initialize():
+                return "Error: Not a git repository"
+
+        try:
+            old_tree = self.repo.commit(old_commit).tree
+            new_tree = self.repo.commit(new_commit).tree
+
+            diffs = old_tree.diff(new_tree)
+
+            report = [f"Architecture changes from {old_commit} to {new_commit}", "=" * 60]
+
+            for diff in diffs:
+                report.append(f"  {diff.a_path} -> {diff.b_path}")
+
+            return "\n".join(report)
+        except Exception as e:
+            return f"Error comparing commits: {e}"