init

backend/app/services/base.py

@@ -0,0 +1,77 @@
+"""Base service for Git platforms"""
+
+from abc import ABC, abstractmethod
+from typing import List, Dict, Any, Optional
+from dataclasses import dataclass
+
+
+@dataclass
+class FileChange:
+    """Represents a changed file in PR"""
+    filename: str
+    status: str  # added, modified, removed
+    additions: int
+    deletions: int
+    patch: Optional[str] = None
+    content: Optional[str] = None
+
+
+@dataclass
+class PRInfo:
+    """Pull request information"""
+    number: int
+    title: str
+    description: str
+    author: str
+    source_branch: str
+    target_branch: str
+    url: str
+    state: str
+
+
+class BaseGitService(ABC):
+    """Base class for Git platform services"""
+    
+    def __init__(self, base_url: str, token: str, repo_owner: str, repo_name: str):
+        self.base_url = base_url.rstrip("/")
+        self.token = token
+        self.repo_owner = repo_owner
+        self.repo_name = repo_name
+    
+    @abstractmethod
+    async def get_pull_request(self, pr_number: int) -> PRInfo:
+        """Get pull request information"""
+        pass
+    
+    @abstractmethod
+    async def get_pr_files(self, pr_number: int) -> List[FileChange]:
+        """Get list of changed files in PR"""
+        pass
+    
+    @abstractmethod
+    async def get_file_content(self, file_path: str, ref: str) -> str:
+        """Get file content at specific ref"""
+        pass
+    
+    @abstractmethod
+    async def create_review_comment(
+        self,
+        pr_number: int,
+        file_path: str,
+        line_number: int,
+        comment: str,
+        commit_id: str
+    ) -> Dict[str, Any]:
+        """Create a review comment on PR"""
+        pass
+    
+    @abstractmethod
+    async def create_review(
+        self,
+        pr_number: int,
+        comments: List[Dict[str, Any]],
+        body: str = ""
+    ) -> Dict[str, Any]:
+        """Create a review with multiple comments"""
+        pass
+