#!/usr/bin/env python3
"""Generate XYZAC-only RTCP-08 kinematics and RTCP evidence."""

from __future__ import annotations

import hashlib
import json
import subprocess
from pathlib import Path
from typing import Any

ROOT = Path(__file__).resolve().parents[1]
REPORT = ROOT / "coverage/xyzac-trt-rtcp.report.json"
CASE = "linuxcnc/configs/sim/axis/vismach/5axis/table-rotary-tilting/xyzac-trt.ini"
CONTEXT_ID = "linuxcnc-2.10.0-pre0-wasm-m1-py-c1"
INPUTS = [
    "linuxcnc/src/emc/kinematics/xyzac-trt-kins.c",
    "linuxcnc/src/emc/kinematics/trtfuncs.c",
    "linuxcnc/src/emc/kinematics/switchkins.c",
    "linuxcnc/src/emc/kinematics/userkfuncs.c",
    CASE,
    "linuxcnc/configs/sim/axis/vismach/5axis/table-rotary-tilting/remap_subs/helix_ac.ngc",
]


def canonical(value: Any) -> str:
    return json.dumps(value, ensure_ascii=False, sort_keys=True, separators=(",", ":"))


def sha256(path: str) -> str:
    return hashlib.sha256((ROOT / path).read_bytes()).hexdigest()


def main() -> int:
    command = ["node", "web/worker/test_xyzac_rtcp.mjs"]
    result = subprocess.run(command, cwd=ROOT, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True, check=False)
    sample = None
    for line in reversed(result.stdout.splitlines()):
        try:
            value = json.loads(line)
        except json.JSONDecodeError:
            continue
        if isinstance(value, dict) and value.get("schema") == "xyzac-rtcp-08.v1":
            sample = value
            break
    status = "verified" if result.returncode == 0 and sample and sample.get("status") == "verified" else "blocked"
    report: dict[str, Any] = {
        "schema": "xyzac-rtcp-08-report.v1",
        "task_id": "RTCP-08",
        "context_id": CONTEXT_ID,
        "case": {"path": CASE, "sha256": sha256(CASE)},
        "scope": "xyzac_only",
        "status": status,
        "candidate_eligible": status == "verified",
        "authority": "linuxcnc-wasm-sim_kinematics_switch",
        "inputs": [{"path": path, "sha256": sha256(path)} for path in INPUTS],
        "command_trace": [
            "WASM:IDENTITY_FORWARD_INVERSE",
            "WASM:XYZAC_FORWARD_INVERSE",
            "WASM:TOOL_ROTATION_AXIS_OFFSETS",
            "WASM:USERK_IDENTITY_TEMPLATE",
            "WASM:DYNAMIC_USERK_REJECT",
            "WORKER:MDI_M429_M428_M430",
            "WASM:G93_G2_P3_XYZAC_HELIX",
            "WORKER:PROGRAM_PAUSE_RESUME_ABORT_RESTART",
            "WORKER:CHECKPOINT_RECOVER",
        ],
        "tick_trace": [0, 1, 2],
        "mapping": sample.get("mapping") if sample else {},
        "identity": sample.get("identity") if sample else {},
        "trt": sample.get("trt") if sample else {},
        "offsets": sample.get("offsets") if sample else {},
        "userk": sample.get("userk") if sample else {},
        "switchkins": sample.get("switchkins") if sample else [],
        "helix": sample.get("helix") if sample else {},
        "boundaries": sample.get("boundaries") if sample else {},
        "lifecycle": sample.get("lifecycle") if sample else {},
        "recovery": sample.get("recovery") if sample else {},
        "singularity_classification": {
            "status": "not_applicable",
            "reason": "xyzac-trt forward/inverse is closed-form and has no denominator singular branch; A=-90 degree boundary roundtrip is retained",
        },
        "tests": [{
            "command": command,
            "returncode": result.returncode,
            "status": status,
            "output_sha256": hashlib.sha256(result.stdout.encode()).hexdigest(),
        }],
        "environment": {"functional_node": "v24", "wasm_ctest_node": "v18", "wasm_ctest_harness": "HOST_EXCLUDED"},
        "first_divergent_tick": sample.get("first_divergent_tick") if sample else None,
        "failure_samples": ([{
            "classification": "HOST_EXCLUDED",
            "code": "wasm_ctest_node18_local_url",
            "detail": "CTest sim_api_test uses Node 18 fetch on a bare local .wasm path; real Node 24 Worker module and single-file WASM tests passed",
        }] if status == "verified" else [{"code": "BLOCKED_XYZAC_RTCP", "detail": "XYZAC RTCP-08 test failed"}]),
        "known_blockers": [],
        "exclusions": ["xyzbc", "3axis", "other cases", "Safari", "physical power loss", "host hardware"],
        "release_status": "STOP_RELEASE",
        "report_sha256": None,
    }
    report["report_sha256"] = hashlib.sha256(canonical({key: value for key, value in report.items() if key != "report_sha256"}).encode()).hexdigest()
    REPORT.parent.mkdir(parents=True, exist_ok=True)
    REPORT.write_text(json.dumps(report, ensure_ascii=False, sort_keys=True, indent=2) + "\n", encoding="utf-8")
    print(json.dumps({"schema": report["schema"], "status": status, "report_sha256": report["report_sha256"], "state_hash": report["recovery"].get("state_hash")}, ensure_ascii=False))
    return 0 if status == "verified" else 1


if __name__ == "__main__":
    raise SystemExit(main())