"""검증 프로젝트 일괄 새로 만들기 — 같은 입력 원본으로 등록 → 입력 → 전처리 → 자동설계 체인.

복제(`tools_clone_project.py`)와 다름 — 옛 결과를 뜨지 않고 **지금 로직으로 처음부터** 계산.
화면 없이 서버 함수를 직접 부름(로그인 없음 · 소유자는 등록 함수의 user_id).

- 원본은 읽기만 — DB 행(등록 칸)과 `B03_FileInput/input` 파일을 복사해 씀.
- 이름이 이미 있으면(삭제 안 된 행) 건너뜀 — 다시 돌려도 이어서 만듦.
- 알림 메일 끔.

쓰는 법
    ./venv/Scripts/python.exe db_management/tools_seed_projects.py \
        <원본 UUID> <결과 md> 이름:user_id ...
"""

import asyncio
import json
import logging
import os
import shutil
import sys
import time
from pathlib import Path
from uuid import UUID

os.environ["SEND_ANALYSIS_COMPLETION_EMAIL"] = "False"
sys.path.append(str(Path(__file__).resolve().parent.parent))

import aiomysql

import B03_FileInput.B03_FileInput_Service_WF1 as wf1
from B02_ProjRegister.B02_ProjRegister_Repository import create_project
from B03_FileInput.B03_FileInput_Engine_Analyze import analyze_input_metadata
from B03_FileInput.B03_FileInput_Repository import create_input_file
from B03_FileInput.B03_FileInput_Router_Helpers import (
    _complete_file_input_if_ready,
    _write_stage_metadata,
)
from B03_FileInput.B03_FileInput_Schema import UploadedFileResult
from B04_PreProcess.B04_PreProcess_Router_Basins import get_pipe_points
from B05_Profile.B05_Profile_Structures_Router import read_structures
from common_util.common_util_initial_snapshot import is_design_failed, read_design_failure
from common_util.common_util_storage import resolve_stored_project_path
from config.config_db import close_db_pool, get_db_pool, init_db_pool

wf1.SEND_ANALYSIS_COMPLETION_EMAIL = False


async def _no_mail(**_: object) -> None:
    return None


wf1.send_analysis_error_email = _no_mail
logger = logging.getLogger("seed")

REGISTER_FIELDS = (
    "region",
    "road_type",
    "project_year",
    "estimated_length_m",
    "memo",
)
TITLE_FIELDS = (
    "client_org",
    "project_number",
    "work_amount",
    "design_date",
    "pm_user_id",
    "field_lead_user_id",
    "designer_user_id",
    "logo_asset_id",
    "route_start_m",
    "route_end_m",
)


async def _one(sql: str, args: tuple) -> dict | None:
    async with get_db_pool().acquire() as c, c.cursor(aiomysql.DictCursor) as cur:
        await cur.execute(sql, args)
        return await cur.fetchone()


async def _register_inputs(project_id: str, source_root: Path, source_files: list[dict]) -> int:
    """원본 입력 파일을 같은 상대 경로로 복사하고 업로드 라우터와 같은 DB 등록을 한다."""
    pool = get_db_pool()
    project_uuid = UUID(project_id)
    row = await _one("SELECT storage_path FROM projects WHERE id=%s", (project_id,))
    project_root = Path(resolve_stored_project_path(row["storage_path"]))
    results: list[UploadedFileResult] = []
    async with pool.acquire() as connection:
        await connection.begin()
        try:
            for item in source_files:
                relative_path = item["relative_path"]
                destination = project_root / relative_path
                destination.parent.mkdir(parents=True, exist_ok=True)
                await asyncio.to_thread(shutil.copyfile, source_root / relative_path, destination)
                metadata = await asyncio.to_thread(analyze_input_metadata, destination)
                size = destination.stat().st_size
                crs_epsg = metadata.get("epsg")
                input_file_id = await create_input_file(
                    connection,
                    project_id=project_uuid,
                    file_type=item["file_type"],
                    original_filename=item["original_filename"],
                    relative_path=relative_path,
                    file_size_bytes=size,
                    upload_by=None,
                    crs_epsg=int(crs_epsg) if crs_epsg is not None else None,
                    metadata=metadata,
                )
                results.append(
                    UploadedFileResult(
                        input_file_id=input_file_id,
                        original_filename=item["original_filename"],
                        file_type=item["file_type"],
                        relative_path=relative_path,
                        size_bytes=size,
                        metadata=metadata,
                    )
                )
            point_cloud_input_id = await _complete_file_input_if_ready(connection, project_uuid)
            await connection.commit()
        except Exception:
            await connection.rollback()
            raise
    _write_stage_metadata(project_root / "B03_FileInput", project_uuid, results)
    return point_cloud_input_id


async def _check_b05(project_id: str) -> str:
    """B05 를 여는 두 읽기(구조물 · 관 지점)와 관 하나의 options."""
    structures = await read_structures(UUID(project_id))
    pipes = await get_pipe_points(UUID(project_id))
    if not isinstance(pipes, dict) or not hasattr(structures, "structures"):
        return "B05 읽기 실패"
    points = pipes.get("pipe_points") or []
    first = (points[0].get("options") if points else None) or {}
    return (
        f"구조물 {len(structures.structures)} · 관 {len(points)} · "
        f"첫 관 options {json.dumps(first, ensure_ascii=False)}"
    )


async def _seed(name: str, user_id: int, source: dict, source_files: list[dict]) -> dict:
    existing = await _one(
        "SELECT id FROM projects WHERE name=%s AND user_id=%s AND deleted_at IS NULL",
        (name, user_id),
    )
    if existing:
        project_id = existing["id"]
        return {
            "name": name,
            "user_id": user_id,
            "id": project_id,
            "note": "이미 있음",
            "b05": await _check_b05(project_id),
        }
    started = time.monotonic()
    created = await create_project(
        user_id=user_id,
        company_id=int(source["company_id"]),
        name=name,
        title_block={key: source[key] for key in TITLE_FIELDS},
        **{key: source[key] for key in REGISTER_FIELDS},
    )
    project_id = str(created["project_id"])
    logger.info("만듦 %s %s", name, project_id)
    input_id = await _register_inputs(
        project_id,
        Path(resolve_stored_project_path(source["storage_path"])),
        source_files,
    )
    await wf1.trigger_wf1_analysis_and_email(
        project_id=UUID(project_id), input_file_id=input_id, user_role="", started_by=user_id
    )
    row = await _one("SELECT status, storage_path FROM projects WHERE id=%s", (project_id,))
    root = Path(resolve_stored_project_path(row["storage_path"]))
    failure = read_design_failure(root) if is_design_failed(root) else ""
    return {
        "name": name,
        "user_id": user_id,
        "id": project_id,
        "status": row["status"],
        "failure": failure,
        "snapshot": (root / "initial_snapshot").is_dir(),
        "b05": await _check_b05(project_id),
        "minutes": round((time.monotonic() - started) / 60, 1),
    }


async def main(source_id: str, report: Path, targets: list[tuple[str, int]]) -> None:
    await init_db_pool()
    try:
        source = await _one("SELECT * FROM projects WHERE id=%s", (source_id,))
        source_root = Path(resolve_stored_project_path(source["storage_path"]))
        meta = json.loads((source_root / "B03_FileInput/metadata.json").read_text("utf-8"))
        source_files = meta["files"]
        rows = []
        for name, user_id in targets:
            try:
                result = await _seed(name, user_id, source, source_files)
            except Exception as exc:
                logger.exception("실패 %s", name)
                result = {"name": name, "user_id": user_id, "id": "", "failure": repr(exc)}
            logger.info("결과 %s", json.dumps(result, ensure_ascii=False))
            rows.append(result)
            _write_report(report, source_id, rows)
    finally:
        await close_db_pool()


def _write_report(report: Path, source_id: str, rows: list[dict]) -> None:
    lines = [
        f"# 새 검증 프로젝트 (원본 {source_id} 입력 · 새 로직 처음부터)",
        "",
        "| 이름 | 소유 user | 프로젝트 id | 상태 | 초기값 | B05 확인 | 실패 | 분 |",
        "| --- | --- | --- | --- | --- | --- | --- | --- |",
    ]
    for r in rows:
        lines.append(
            f"| {r['name']} | {r['user_id']} | {r['id']} | {r.get('status', r.get('note', ''))} "
            f"| {r.get('snapshot', '')} | {r.get('b05', '')} | {r.get('failure', '')} "
            f"| {r.get('minutes', '')} |"
        )
    report.parent.mkdir(parents=True, exist_ok=True)
    report.write_text("\n".join(lines) + "\n", encoding="utf-8")


if __name__ == "__main__":
    logging.basicConfig(level=logging.INFO, format="%(asctime)s %(name)s %(message)s")
    pairs = [arg.rsplit(":", 1) for arg in sys.argv[3:]]
    asyncio.run(main(sys.argv[1], Path(sys.argv[2]), [(n, int(u)) for n, u in pairs]))