"""Team workflow comparison utilities."""

from collections import Counter
from dataclasses import dataclass
from typing import List, Optional


@dataclass
class TeamPattern:
    """Represents a common pattern across team sessions."""
    commands: str
    frequency: int
    users: List[str]


class TeamComparisonAnalyzer:
    """Analyzes patterns across team members."""

    def __init__(self):
        self.patterns: List[TeamPattern] = []

    def analyze_sessions(self, sessions: List[dict]) -> List[TeamPattern]:
        """Analyze patterns across multiple sessions."""
        all_commands = []
        for session in sessions:
            commands = session.get("commands", [])
            for cmd in commands:
                all_commands.append(cmd.get("command", ""))

        command_counts = Counter(all_commands)
        self.patterns = [
            TeamPattern(
                commands=cmd,
                frequency=count,
                users=[s.get("name", "") for s in sessions],
            )
            for cmd, count in command_counts.most_common(10)
        ]

        return self.patterns

    def get_recommended_patterns(self) -> List[TeamPattern]:
        """Get recommended patterns based on frequency."""
        return [p for p in self.patterns if p.frequency > 1]