#!/usr/bin/env python3

import re
import sys
from pathlib import Path


GENERATED = Path("backend/internal/controlplane/packs/platform_config_autonumber_formats.go")

ROW_RE = re.compile(
    r'\{ObjectName: "([^"]+)", FieldApiName: "([^"]+)", Format: "([^"]*)", '
    r'Scope: "([^"]+)", Start: ([0-9]+), LegacySource: "([^"]+)", '
    r'TokenRefsJSON: "([^"]*)"\}'
)
RT_RE = re.compile(r"\{Name: \"([^\"]+)\", Code: \"([^\"]+)\"\}")


def main() -> int:
    text = GENERATED.read_text()
    failures = []

    rows = list(ROW_RE.finditer(text))
    if not rows:
        failures.append("no AutoNumberFormatSeeds rows parsed from generated file")

    for match in rows:
        object_name, field_api_name, _, scope, _, _, token_refs = match.groups()
        key = f"{object_name}.{field_api_name}"
        if object_name.endswith("__c") or "__" in object_name:
            failures.append(f"{key}: object name is tenant/private or namespaced")
        if field_api_name.endswith("__c") or "__" in field_api_name:
            failures.append(f"{key}: field api name is tenant/private or namespaced")
        if scope != "global":
            failures.append(f"{key}: scope={scope!r} must not ship in public generated output")
        if token_refs:
            failures.append(f"{key}: TokenRefsJSON must stay empty in public generated output")

    rt_rows = list(RT_RE.finditer(text))
    if rt_rows:
        failures.append("public generated output must not ship RecordTypeCodeSeeds")

    if failures:
        print("FAIL: public autonumber generated output contains private/tenant seeds", file=sys.stderr)
        for failure in failures:
            print(f" - {failure}", file=sys.stderr)
        return 1

    print(f"OK: {GENERATED} contains only public autonumber seeds")
    return 0


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