"""B06 종횡단 생성 요청·응답 검증 모델."""

from typing import Any

from pydantic import BaseModel, ConfigDict, Field


class SectionGenerateRequest(BaseModel):
    """종횡단 생성 실행 요청."""

    model_config = ConfigDict(extra="forbid")

    route_id: int = Field(gt=0, description="종횡단을 생성할 확정 경로 routes.id")
    filter_key: str = Field(description="지면 필터 키 (grid_min_z/csf/pmf)")
    method: str = Field(default="dtm", description="지표면 표현")
    smooth: bool = Field(default=False)
    crs: str | None = Field(default=None, description="좌표계 (예: EPSG:5178)")

    # 측점/횡단 옵션 (미지정 시 config 기본값)
    station_interval_m: float | None = Field(default=None, gt=0)
    cross_half_width_m: float | None = Field(default=None, gt=0)
    cross_sample_interval_m: float | None = Field(default=None, gt=0)
    long_sample_interval_m: float | None = Field(default=None, gt=0)


class SectionGenerateResponse(BaseModel):
    """종횡단 생성 결과."""

    status: str = "success"
    project_id: str
    route_id: int
    longitudinal_id: int
    cross_section_count: int
    length_m: float
    longitudinal_file_path: str


class SectionConfirmResponse(BaseModel):
    """종횡단 확정 결과."""

    status: str = "success"
    project_id: str
    route_id: int
    confirmed: bool = True


class SectionSummaryResponse(BaseModel):
    """종횡단 요약 조회 결과."""

    status: str = "success"
    project_id: str
    route_id: int
    longitudinal: dict[str, Any] | None = None