#!/usr/bin/env python3
"""Build the L143 liminal pictures and walk-audit controls."""
from __future__ import annotations

import argparse
import json
import os
from pathlib import Path


ROOT = Path(__file__).resolve().parents[4]
OWNER = Path(os.environ.get("VOXELFORGE_OWNER_DATA",
                            ROOT / "Standalone/data/owner_world.json"))
OUT_DEFAULT = Path(os.environ.get("VOXELFORGE_VERIFY_OUT", ROOT / "Saved/Linux/l143"))

FLAT_FIELD = {
    "version": 1,
    "kind": "flatField",
    "minimum_arena_clearance_m": 0.0,
}


def main() -> None:
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument("--out", type=Path, default=OUT_DEFAULT / "fixtures")
    args = parser.parse_args()
    args.out.mkdir(parents=True, exist_ok=True)
    base = json.loads(OWNER.read_text(encoding="utf-8"))

    monolith = dict(base)
    monolith["surface_profile_override"] = dict(FLAT_FIELD)
    monolith["motif_family_override"] = {
        "version": 1,
        "strate_index": 0,
        "placement_policy": "seed,strate,stable_id",
        "motifs": [{
            "stable_id": "liminal/oversized-familiar-monolith-v1",
            "kind": "cappedCylinder",
            "radius_m": 1.6,
            "height_m": 26.0,
            "route_side_offset_m": 42.0,
            "placement_radius_m": 0.0,
            "fillet_radius_m": 0.6,
            "blend_width_m": 1.2,
            "minimum_spacing_m": 0.0,
            "yaw_quarter_turns": 0,
            "attachment": "seated_floor",
        }],
    }

    hills = dict(base)
    hills["surface_profile_override"] = {
        "version": 1,
        "kind": "periodicHills",
        "amplitude_x_m": 2.2,
        "amplitude_y_m": 2.2,
        "wavelength_x_m": 80.0,
        "wavelength_y_m": 80.0,
        "minimum_arena_clearance_m": 0.0,
    }

    road_override = {
        "stable_id": "liminal/road-clouds-v2",
        "strate_index": 0,
        "start_xy_m": [120.0, 340.0],
        "path_length_m": 360.0,
        "curve_control_offset_m": 84.0,
        "deck_height_above_field_m": 44.0,
        "rise_control_m": 22.0,
        "half_width_m": 4.0,
        "half_thickness_m": 1.0,
        "sample_spacing_m": 1.0,
        "support_spacing_m": 24.0,
        "support_radius_m": 0.55,
    }
    road = dict(base)
    road["surface_profile_override"] = dict(FLAT_FIELD)
    road["liminal_road_override"] = dict(road_override)

    short_control = dict(base)
    short_control["surface_profile_override"] = dict(FLAT_FIELD)
    short_override = dict(road_override)
    short_override["path_length_m"] = 180.0
    short_control["liminal_road_override"] = short_override

    pillars = dict(base)
    pillars["surface_profile_override"] = dict(FLAT_FIELD)
    pillars["liminal_pillar_grid_override"] = {
        "stable_id": "liminal/horizon-pillar-grid-v1",
        "strate_index": 0,
        "center_xy_m": [700.0, 800.0],
        "rows": 15,
        "columns": 15,
        "spacing_m": 76.0,
        "radius_m": 5.5,
        "height_m": 40.0,
    }

    fixtures = (
        ("flatField-monolith", monolith),
        ("periodicHills", hills),
        ("road-in-clouds", road),
        ("road-short-control", short_control),
        ("pillar-grid", pillars),
    )
    for name, fixture in fixtures:
        path = args.out / f"liminal-{name}.json"
        path.write_text(json.dumps(fixture, indent=2) + "\n", encoding="utf-8")
        print(f"[L143Fixture] name={name} file={path} status=PASS")


if __name__ == "__main__":
    main()