"""IP条目池维护接口。"""

from __future__ import annotations

from flask import request

from dms.api.v1.blueprint import api_v1
from dms.common.errors import InvalidArgumentError
from dms.common.pagination import PageRequest
from dms.common.response import success_response
from dms.security.decorators import admin_required, bearer_auth_required
from dms.services.ip_entry_service import (
    create_ip_entry,
    delete_ip_entry,
    list_ip_entries,
    update_ip_entry,
)


def _integer_query(name: str, default: int) -> int:
    raw_value = request.args.get(name)
    if raw_value is None or raw_value == "":
        return default
    try:
        return int(raw_value)
    except ValueError as exc:
        raise InvalidArgumentError(f"{name}必须是整数") from exc


def _json_body():
    if not request.is_json:
        raise InvalidArgumentError("请求体必须是JSON对象")
    body = request.get_json(silent=True)
    if not isinstance(body, dict):
        raise InvalidArgumentError("请求体必须是JSON对象")
    return body


def _parse_entry_id(value: str) -> int:
    if not value.isdecimal() or int(value) <= 0:
        raise InvalidArgumentError("id必须是正整数形式的字符串ID")
    return int(value)


def _parse_delete_row_version(value: str | None) -> int:
    if value is None or not value.isdecimal():
        raise InvalidArgumentError("rowVersion必须是非负整数")
    return int(value)


@api_v1.get("/ip-entries")
@bearer_auth_required
@admin_required
def ip_entries():
    return success_response(
        list_ip_entries(
            keyword=request.args.get("keyword"),
            page_request=PageRequest(
                page=_integer_query("page", 1),
                page_size=_integer_query("pageSize", 20),
            ),
        )
    )


@api_v1.post("/ip-entries")
@bearer_auth_required
@admin_required
def create_ip_entry_route():
    return success_response(create_ip_entry(_json_body()), status=201)


@api_v1.put("/ip-entries/<id>")
@bearer_auth_required
@admin_required
def update_ip_entry_route(id: str):
    return success_response(update_ip_entry(_parse_entry_id(id), _json_body()))


@api_v1.delete("/ip-entries/<id>")
@bearer_auth_required
@admin_required
def delete_ip_entry_route(id: str):
    return success_response(
        delete_ip_entry(
            _parse_entry_id(id),
            _parse_delete_row_version(request.args.get("rowVersion")),
        )
    )