from pydantic import BaseModel, Field

from app.models.common import DataSources, Point


class LandcoverPathRequest(BaseModel):
    start: Point
    end: Point
    samples: int = Field(default=256, ge=2, le=2048)


class LandcoverSegment(BaseModel):
    from_m: float
    to_m: float
    class_name: str = Field(serialization_alias="class")
    forest_type: str | None = None
    canopy_height_m: float | None = None


class LandcoverPathResponse(BaseModel):
    segments: list[LandcoverSegment]
    vegetation_depth_m: float
    data_sources: DataSources = Field(default_factory=DataSources)