From repo with full history (#790)

Add optional full_history argument to from_repo to get all commit
history.

Author: vishalshenoy

docs/api-reference/core/Codebase.mdx

@@ -328,10 +328,10 @@ Fetches a codebase from GitHub and returns a Codebase instance.
     defaultValue="None"
 />
 <Parameter
-    name="shallow"
+    name="full_history"
     type={ <code className="text-sm bg-gray-100 px-2 py-0.5 rounded">bool</code> }
-    description="Whether to do a shallow clone. Defaults to True"
-    defaultValue=""
+    description="Whether to clone the full git history. Defaults to False"
+    defaultValue="False"
 />
 <Parameter
     name="language"

src/codegen/git/repo_operator/repo_operator.py

@@ -850,13 +850,14 @@ def create_from_commit(cls, repo_path: str, commit: str, url: str, access_token:
         return op
 
     @classmethod
-    def create_from_repo(cls, repo_path: str, url: str, access_token: str | None = None) -> Self | None:
+    def create_from_repo(cls, repo_path: str, url: str, access_token: str | None = None, full_history: bool = False) -> Self | None:
         """Create a fresh clone of a repository or use existing one if up to date.
 
         Args:
             repo_path (str): Path where the repo should be cloned
             url (str): Git URL of the repository
             access_token (str | None): Optional GitHub API key for operations that need GitHub access
+            full_history (bool): If True, clones the complete repository history. If False, performs a shallow clone. Defaults to False.
         """
         access_token = access_token or SecretsConfig().github_token
         if access_token:
@@ -886,9 +887,13 @@ def create_from_repo(cls, repo_path: str, url: str, access_token: str | None = N
             import shutil
 
             shutil.rmtree(repo_path)
+
         try:
-            # Clone the repository
-            GitCLI.clone_from(url=url, to_path=repo_path, depth=1)
+            # Clone the repository with or without full history
+            if full_history:
+                GitCLI.clone_from(url=url, to_path=repo_path)
+            else:
+                GitCLI.clone_from(url=url, to_path=repo_path, depth=1)
 
             # Initialize with the cloned repo
             git_cli = GitCLI(repo_path)

src/codegen/sdk/core/codebase.py

@@ -1313,6 +1313,7 @@ def from_repo(
         config: CodebaseConfig | None = None,
         secrets: SecretsConfig | None = None,
         setup_option: SetupOption | None = None,
+        full_history: bool = False,
     ) -> "Codebase":
         """Fetches a codebase from GitHub and returns a Codebase instance.
 
@@ -1352,7 +1353,7 @@ def from_repo(
             if commit is None:
                 repo_config = RepoConfig.from_repo_path(repo_path)
                 repo_config.full_name = repo_full_name
-                repo_operator = RepoOperator(repo_config=repo_config, access_token=access_token, setup_option=setup_option)
+                repo_operator = RepoOperator.create_from_repo(repo_config=repo_config, access_token=access_token, setup_option=setup_option, full_history=full_history)
             else:
                 # Ensure the operator can handle remote operations
                 repo_operator = RepoOperator.create_from_commit(repo_path=repo_path, commit=commit, url=repo_url, full_name=repo_full_name, access_token=access_token)