import json
from typing import List

from ..types import ReportRow
from .base import Formatter


class JSONFormatter(Formatter):
    """Форматтер для экспорта отчёта в JSON."""

    def __init__(self, **_kwargs):
        super().__init__()

    def format(self, rows: List[ReportRow]) -> str:
        data = []
        for r in rows:
            item = {
                "project": r["project"],
                "version": r["version"],
                "issue_id": r["issue_id"],
                "subject": r["subject"],
                "status": r["status_ru"],
                "time": r["time_text"],
            }
            activities = r.get("activities")
            if activities:
                item["activities"] = activities
            data.append(item)
        return json.dumps(data, ensure_ascii=False, indent=2)

    def save(self, rows: List[ReportRow], output_path: str) -> None:
        content = self.format(rows)
        with open(output_path, "w", encoding="utf-8") as f:
            f.write(content)