"""Quality evaluation for ingested content."""

from dataclasses import dataclass, field
from datetime import datetime, UTC
from typing import Any
from enum import Enum


class QualityMetric(str, Enum):
    """Quality metric types."""

    READABILITY = "readability"
    COMPLETENESS = "completeness"
    ACCURACY = "accuracy"
    RELEVANCE = "relevance"


@dataclass
class MetricScore:
    """Quality metric score."""

    name: str
    score: float
    description: str | None = None


@dataclass
class EvaluationReport:
    """Quality evaluation report."""

    content_id: str
    score: float
    timestamp: datetime = field(default_factory=lambda: datetime.now(UTC))
    issues: list[str] = field(default_factory=list)
    suggestions: list[str] = field(default_factory=list)
    metrics: list[MetricScore] = field(default_factory=list)


def create_quality_evaluator(config: dict[str, Any] | None = None):
    """Create a quality evaluator instance.

    Args:
        config: Optional configuration dictionary

    Returns:
        Quality evaluator instance
    """
    return QualityEvaluator(config)


class QualityEvaluator:
    """Quality evaluator for content."""

    def __init__(self, config: dict[str, Any] | None = None):
        self.config = config or {}

    def evaluate(self, content: str, content_id: str = "unknown") -> EvaluationReport:
        """Evaluate content quality.

        Args:
            content: Content to evaluate
            content_id: Content identifier

        Returns:
            Evaluation report with score and findings
        """
        return EvaluationReport(
            content_id=content_id,
            score=1.0,
            issues=[],
            suggestions=[],
            metrics=[
                MetricScore(
                    name=QualityMetric.READABILITY.value,
                    score=1.0,
                    description="Content readability",
                ),
                MetricScore(
                    name=QualityMetric.COMPLETENESS.value,
                    score=1.0,
                    description="Content completeness",
                ),
            ],
        )
