First commit

git_time_machine.py

@@ -0,0 +1,67 @@
+# by ChatGPT
+
+
+import curses
+import subprocess
+import sys
+
+def get_commits(filename):
+    cmd = ['git', 'log', '--pretty=format:%h %ad %s', '--date=short', '--', filename]
+    result = subprocess.run(cmd, capture_output=True, text=True)
+    return result.stdout.splitlines()
+
+def get_file_at_commit(commit_hash, filename):
+    cmd = ['git', 'show', f'{commit_hash}:{filename}']
+    result = subprocess.run(cmd, capture_output=True, text=True)
+    return result.stdout.splitlines()
+
+def main(stdscr, filename):
+    curses.curs_set(0)
+    stdscr.keypad(True)
+
+    commits = get_commits(filename)
+    selected = 0
+
+    while True:
+        stdscr.clear()
+        height, width = stdscr.getmaxyx()
+        mid = width // 2
+
+        # Draw commit list on the left
+        for i, line in enumerate(commits):
+            if i >= height:
+                break
+            if i == selected:
+                stdscr.attron(curses.A_REVERSE)
+            stdscr.addnstr(i, 0, line, mid - 1)
+            if i == selected:
+                stdscr.attroff(curses.A_REVERSE)
+
+        # Show file content on the right
+        if commits:
+            commit_hash = commits[selected].split()[0]
+            file_lines = get_file_at_commit(commit_hash, filename)
+            for i, line in enumerate(file_lines):
+                if i >= height:
+                    break
+                stdscr.addnstr(i, mid + 1, line, width - mid - 2)
+
+        stdscr.refresh()
+
+        key = stdscr.getch()
+        if key in [ord('q'), 27]:  # q or ESC to quit
+            break
+        elif key in [curses.KEY_DOWN, ord('j')]:
+            if selected < len(commits) - 1:
+                selected += 1
+        elif key in [curses.KEY_UP, ord('k')]:
+            if selected > 0:
+                selected -= 1
+
+if __name__ == "__main__":
+    if len(sys.argv) != 2:
+        print("Usage: python git_time_machine.py path/to/file")
+        sys.exit(1)
+    filename = sys.argv[1]
+    curses.wrapper(main, filename)
+