"""
Bug tracking integration factory for multiple platforms.
"""

from typing import Dict, Type, List
from abc import ABC, abstractmethod

from ..core.config import BugTrackingConfig, AnalysisConfig


class BugTrackingClient(ABC):
    """Abstract base class for bug tracking clients."""

    def __init__(self, config: BugTrackingConfig) -> None:
        """Initialize bug tracking client with configuration."""
        self.config = config

    @abstractmethod
    async def collect_bugs(self, analysis_config: AnalysisConfig) -> Dict:
        """Collect bug data based on analysis configuration."""
        pass

    @abstractmethod
    async def close(self) -> None:
        """Clean up client resources."""
        pass


class JiraClient(BugTrackingClient):
    """JIRA bug tracking client."""

    def __init__(self, config: BugTrackingConfig):
        super().__init__(config)
        self._client = None

    async def collect_bugs(self, analysis_config: AnalysisConfig) -> Dict:
        """Collect bugs from JIRA."""
        # Placeholder implementation - will be replaced with actual JIRA API calls
        return {
            "platform": "jira",
            "projects": self.config.projects,
            "bugs": [
                {
                    "id": "PROJ-123",
                    "summary": "Sample bug",
                    "severity": "high",
                    "status": "resolved",
                    "created": "2024-01-01",
                    "resolved": "2024-01-15",
                    "description": "Sample bug description",
                    "comments": [
                        {
                            "author": "developer1",
                            "text": "Root cause analysis shows race condition in component X",
                            "created": "2024-01-10",
                        }
                    ],
                    "labels": ["navigation", "performance"],
                    "components": ["MapDisplay"],
                }
            ],
            "total_count": 1,
            "time_range": analysis_config.time_range,
        }

    async def close(self) -> None:
        """Close JIRA client."""
        pass


class AzureDevOpsClient(BugTrackingClient):
    """Azure DevOps work items client."""

    def __init__(self, config: BugTrackingConfig):
        super().__init__(config)

    async def collect_bugs(self, analysis_config: AnalysisConfig) -> Dict:
        """Collect work items from Azure DevOps."""
        return {
            "platform": "azure-devops",
            "projects": self.config.projects,
            "bugs": [],
            "total_count": 0,
            "time_range": analysis_config.time_range,
        }

    async def close(self) -> None:
        """Close Azure DevOps client."""
        pass


class GitHubIssuesClient(BugTrackingClient):
    """GitHub Issues client."""

    def __init__(self, config: BugTrackingConfig):
        super().__init__(config)

    async def collect_bugs(self, analysis_config: AnalysisConfig) -> Dict:
        """Collect issues from GitHub."""
        return {
            "platform": "github-issues",
            "projects": self.config.projects,
            "bugs": [],
            "total_count": 0,
            "time_range": analysis_config.time_range,
        }

    async def close(self) -> None:
        """Close GitHub Issues client."""
        pass


class BugTrackingFactory:
    """Factory for creating bug tracking clients."""

    _clients: Dict[str, Type[BugTrackingClient]] = {
        "jira": JiraClient,
        "azure-devops": AzureDevOpsClient,
        "github-issues": GitHubIssuesClient,
    }

    async def create_client(self, config: BugTrackingConfig) -> BugTrackingClient:
        """Create appropriate bug tracking client based on configuration."""
        client_class = self._clients.get(config.type)
        if not client_class:
            raise ValueError(f"Unsupported bug tracking type: {config.type}")

        return client_class(config)
