Hello World

tools/gridfight-extract-node/audit_battle_entry.mjs

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+import * as s from './stages.mjs';
+const e=s.primitive;
+export function audit(client, dump, assembly, roles, evidence){
+  const codec=new s.Codec(e.readText(dump), assembly, e.path.join(evidence, 'native')),
+  assets=new s.Assets(client),
+  [raw, proof]=assets.get('BakedConfig/ExcelOutputGameCore/SpecialAvatar.bytes'),
+  cur=new e.Cursor(raw),
+  count=cur.length(1000000),
+  typ='RPG.GameCore.SpecialAvatarRow',
+  schema=codec.schema(typ);
+  if(schema.length!==codec.fields(typ).size)e.fail('Incomplete SpecialAvatar native schema');
+  const rows=Array.from({
+    length:count
+  }, ()=>codec.record(cur, typ)),
+  encoded=e.cat(e.encode_varint(2*count), rows.map(r=>codec.encode_record(r, typ)));
+  if(cur.at!==raw.length||!encoded.equals(raw))e.fail('Whole SpecialAvatar table failed native round trip');
+  const index=e.lookup(rows, r=>[r.SpecialAvatarID??0, r.WorldLevel??0].join(':'), 'SpecialAvatar identity'),
+  verified=[];
+  for(const role of e.loadJSON(roles)){
+    const trial=role.raw.SpecialAvatarID??0,
+    row=index.get(trial+':6');
+    if(!trial||!row||(row.AvatarID??0)!==role.avatar_id||(row.Type??0)!==1)e.fail('Role '+role.id+' cannot resolve as a world-level-6 trial');
+    verified.push({
+      role_id:role.id,
+      season_id:role.raw.SeasonID,
+      trial_id:trial,
+      avatar_id:row.AvatarID,
+      world_level:6
+    });
+  }
+  const report={
+    round_trip:true,
+    special_avatar_rows:count,
+    roles_checked:verified.length,
+    gameplay_verified:false,
+    assembly_sha256:e.sha256_file(assembly),
+    dump_sha256:e.sha256_file(dump),
+    roles_sha256:e.sha256_file(roles),
+    table:proof,
+    catalogues:assets.catalogues,
+    schema,
+    roles:verified
+  };
+  e.atomic_json(e.path.join(evidence, 'trial-avatar-audit.json'), report, 2, true);
+  return report;
+}
+export function main(){
+  const a=e.cli(['client', 'dump', 'assembly', 'roles', 'evidence']),
+  r=audit(a.client, a.dump, a.assembly, a.roles, a.evidence);
+  console.log(`Native round trip: ${r.special_avatar_rows} rows; ${r.roles_checked} role identities verified`);
+}
+e.runMain(import.meta.url, main);