#!/usr/bin/env python3
"""
Fasterer Parser - Ruby Performance Anti-Pattern Detection

"""

from dataclasses import dataclass
from pathlib import Path


@dataclass
class PerformanceIssue:
    """Represents a performance issue detected by Fasterer."""

    issue_type: str
    message: str
    file_path: str
    line_number: int
    column: int
    severity: str
    suggestion: str | None = None


class FastererParser:
    """
    Parser for Fasterer Ruby performance anti-pattern detection.

    Identifies performance issues and inefficient coding patterns
    in Ruby code that could impact application performance.
    """

    def __init__(self):
        """Initialize Fasterer parser."""
        self.issues: list[PerformanceIssue] = []

    def parse_json_report(self, report_path: Path) -> list[PerformanceIssue]:
        raise NotImplementedError("Phase 2: JSON report parsing")

    def execute_fasterer(self, paths: list[Path]) -> list[PerformanceIssue]:
        raise NotImplementedError("Phase 2: Fasterer execution")

    def categorize_issues(self, issues: list[PerformanceIssue]) -> dict:
        raise NotImplementedError("Phase 2: Issue categorization")

    def detect_n_plus_one_queries(self, issues: list[PerformanceIssue]) -> list[PerformanceIssue]:
        raise NotImplementedError("Phase 2: N+1 query detection")

    def detect_inefficient_operations(self, issues: list[PerformanceIssue]) -> list[PerformanceIssue]:
        raise NotImplementedError("Phase 2: Inefficient operation detection")

    def calculate_performance_metrics(self, issues: list[PerformanceIssue]) -> dict:
        raise NotImplementedError("Phase 2: Performance metrics")

    def generate_optimization_report(self, issues: list[PerformanceIssue]) -> str:
        raise NotImplementedError("Phase 2: Report generation")
