#!/usr/bin/env python3
"""Add validation reminders after Codex edits project coordination files."""

from __future__ import annotations

import json
import re
import sys


FORMAT_PATTERNS = (
    r"\.codex[\\/]agents[\\/].+\.toml\b",
    r"\.codex[\\/]config\.toml\b",
    r"\.codex[\\/]hooks\.json\b",
    r"\.codex[\\/]skills[\\/].+[\\/]SKILL\.md\b",
    r"\.codex[\\/]commands[\\/].+\.md\b",
    r"plugins[\\/].+[\\/]\.codex-plugin[\\/]plugin\.json\b",
    r"plugins[\\/].+[\\/]commands[\\/].+\.md\b",
    r"\.agents[\\/]plugins[\\/]marketplace\.json\b",
)

SYNC_PATTERNS = (
    r"\bdocs[\\/]",
    r"\bphases[\\/]",
    r"\bPLAN\.md\b",
    r"\bPROGRESS\.md\b",
    r"\bAGENTS\.md\b",
    r"\bplugins[\\/]",
    r"\.agents[\\/]plugins[\\/]",
)


def matches(tool_input: object, patterns: tuple[str, ...]) -> bool:
    text = json.dumps(tool_input, ensure_ascii=False)
    return any(re.search(pattern, text, re.IGNORECASE) for pattern in patterns)


def main() -> int:
    try:
        payload = json.load(sys.stdin)
    except json.JSONDecodeError:
        return 0

    tool_input = payload.get("tool_input", {})
    notes: list[str] = []

    if matches(tool_input, FORMAT_PATTERNS):
        notes.append("parse changed .codex TOML/JSON/frontmatter files before finishing")

    if matches(tool_input, SYNC_PATTERNS):
        notes.append("confirm PLAN.md and PROGRESS.md still reflect completed work and future work")

    if not notes:
        return 0

    notes.append("run python scripts/validate_workspace.py for changed repository state")
    json.dump(
        {
            "hookSpecificOutput": {
                "hookEventName": "PostToolUse",
                "additionalContext": "FESA post-edit reminder: " + "; ".join(notes) + ".",
            }
        },
        sys.stdout,
    )
    return 0


if __name__ == "__main__":
    raise SystemExit(main())