"""
Issue fetching using the Gitea facade.

This module now acts as an adapter to the new gitea package,
maintaining backwards compatibility while using the cleaner API.
"""

from typing import List, Dict, Any

from gitea import GiteaClient, Issue as GiteaIssue, GiteaConfig
from .config import get_config
from .exceptions import IssueError

# Re-export Issue for backwards compatibility
Issue = GiteaIssue


class IssueFetcher:
    """Fetches issues using the Gitea facade."""

    def __init__(self, config=None):
        self.config = config or get_config()

        # Create Gitea client from tddai config
        gitea_config = GiteaConfig.from_tddai_config(self.config)
        self.gitea_client = GiteaClient(gitea_config)

    def fetch_issue(self, issue_number: int) -> Issue:
        """Fetch a specific issue by number."""
        try:
            return self.gitea_client.issues.get(issue_number)
        except Exception as e:
            # Convert gitea exceptions to IssueError for backwards compatibility
            raise IssueError(f"Failed to fetch issue #{issue_number}: {e}")

    def fetch_issues(self, state: str = "all") -> List[Issue]:
        """Fetch all issues with optional state filter."""
        try:
            return self.gitea_client.issues.list(state=state)
        except Exception as e:
            # Convert gitea exceptions to IssueError for backwards compatibility
            raise IssueError(f"Failed to fetch issues: {e}")

    def fetch_open_issues(self) -> List[Issue]:
        """Fetch only open issues."""
        try:
            return self.gitea_client.issues.list_open()
        except Exception as e:
            raise IssueError(f"Failed to fetch open issues: {e}")

    def get_issue_data_dict(self, issue_number: int) -> Dict[str, Any]:
        """Get issue data as dictionary for workspace creation."""
        issue = self.fetch_issue(issue_number)
        return {
            'number': issue.number,
            'title': issue.title,
            'body': issue.body,
            'state': issue.state,
            'created_at': issue.created_at.isoformat(),
            'updated_at': issue.updated_at.isoformat(),
            'html_url': issue.html_url,
            'assignee': {'login': issue.assignee.login} if issue.assignee else None,
            'labels': [{'name': label.name} for label in issue.labels]
        }