"""Bounded Mesh RNA settings for the original Blender voxel remesh operator."""

import math


def remesh_property_specs(bpy):
    prop = bpy.types.Mesh.bl_rna.properties["remesh_voxel_size"]
    return [{
        "id": "voxel_size",
        "name": "voxel_size",
        "type": "number",
        "label": prop.name,
        "description": prop.description,
        "defaultValue": prop.default,
        "min": max(float(prop.hard_min), 0.0001),
        "max": min(float(prop.hard_max), 10.0),
        "required": False,
    }]


def prepare_voxel_remesh(bpy, properties):
    properties = dict(properties)
    owner = bpy.context.active_object
    if owner is None or owner.type != "MESH" or owner.library or owner.data.library:
        raise RuntimeError("SERVER_OPERATOR_CONTEXT_BLOCKED: remesh requires an editable active mesh")
    if owner.data.shape_keys is not None:
        raise RuntimeError("SERVER_OPERATOR_CONTEXT_BLOCKED: remesh does not support shape keys")
    voxel_size = properties.pop("voxel_size", owner.data.remesh_voxel_size)
    bounds = remesh_property_specs(bpy)[0]
    if (isinstance(voxel_size, bool) or not isinstance(voxel_size, (int, float))
            or not math.isfinite(voxel_size)
            or not bounds["min"] <= voxel_size <= bounds["max"]):
        raise ValueError("SERVER_OPERATOR_PROPERTY_TYPE: voxel_size is outside the supported range")
    owner.data.remesh_voxel_size = voxel_size
    return properties