implement reset

tildewiki/git_wrapper.py

@@ -11,6 +11,12 @@ import pygit2
 # i want to standardize on gitpython, but gotta figure out the repo status and
 # also do the cloning
 
+def reset_from_origin(repo_path:str) -> None:
+    repo = gitpython.Repo(repo_path)
+    repo.remotes['origin'].fetch()
+    repo.git.reset('--hard', 'origin/master')
+
+
 def create_repo(to_clone, local_path, author_name, author_email):
     # TODO port to GitPython
     repo = pygit2.clone_repository(to_clone, local_path)

tildewiki/main.py

@@ -179,7 +179,8 @@ def get(config, preview, preview_path, path):
               help='Path to shared wiki git repository.', type=WikiRepo(**DEFAULT_PATH_KWARGS))
 @pass_config
 def reset(config, local_repo_path):
-    raise NotImplementedError()
+    click.confirm("This will overwrite any changes you've made locally. Proceed?", abort=True)
+    git.reset_from_origin(local_repo_path)
 
 def _preview(preview_path, local_repo_path):
     compile_wiki(local_repo_path, preview_path)