The first commit, the core and all files is adding to repo

2026-10-04 14:20:13 +05:00
commit 53d7b263c4
94 changed files with 10668 additions and 0 deletions
--- a/scripts/proof.mjs
+++ b/scripts/proof.mjs
@@ -0,0 +1,113 @@
+import { readFile, writeFile, mkdir, copyFile } from "node:fs/promises";
+import { existsSync } from "node:fs";
+import { createHash } from "node:crypto";
+import { spawn } from "node:child_process";
+import { gunzipSync } from "node:zlib";
+import { renderSnapshot } from "../renderer/render.mjs";
+import { prepareAssets } from "./assets.mjs";
+const directory = ".cache/paper-proof";
+await mkdir(`${directory}/plugins`, { recursive: true });
+const jar = `${directory}/paper.jar`;
+if (!existsSync(jar)) {
+  const builds = await (
+    await fetch(
+      "https://fill.papermc.io/v3/projects/paper/versions/1.21.11/builds",
+      { headers: { "User-Agent": "MineGeo/0.1 local development" } },
+    )
+  ).json();
+  const build = builds.find((b) => b.channel === "STABLE");
+  const download = build.downloads["server:default"];
+  const bytes = Buffer.from(await (await fetch(download.url)).arrayBuffer());
+  if (
+    createHash("sha256").update(bytes).digest("hex") !==
+    download.checksums.sha256
+  )
+    throw new Error("Paper checksum mismatch");
+  await writeFile(jar, bytes);
+}
+await copyFile(
+  "minecraft/plugin/build/libs/minegeo-plugin-1.21.11.jar",
+  `${directory}/plugins/minegeo.jar`,
+);
+// This disposable loopback-only server exists solely for the requested integration test.
+await writeFile(`${directory}/eula.txt`, "eula=true\n");
+await writeFile(
+  `${directory}/server.properties`,
+  "server-ip=127.0.0.1\nserver-port=25579\nonline-mode=true\nlevel-seed=928341\nview-distance=5\nsimulation-distance=2\nspawn-protection=0\nenable-rcon=false\nmax-players=1\n",
+);
+if (!existsSync(`${directory}/plugins/MineGeo/export/terrain.json.gz`)) {
+  await new Promise((resolve, reject) => {
+    const child = spawn("java", ["-Xmx2G", "-jar", "paper.jar", "--nogui"], {
+      cwd: directory,
+      stdio: ["pipe", "pipe", "pipe"],
+    });
+    let ready = false,
+      exported = false,
+      buffer = "";
+    const timer = setTimeout(() => {
+      child.stdin.write("stop\n");
+      reject(new Error("Paper proof timed out"));
+    }, 240000);
+    process.once("SIGINT", () => child.stdin.write("stop\n"));
+    const output = (data) => {
+      const text = data.toString();
+      process.stdout.write(text);
+      buffer = (buffer + text).slice(-20000);
+      if (!ready && buffer.includes("Done (")) {
+        ready = true;
+        // The fixture explicitly generates its test area before export. The production
+        // plugin never generates chunks. No player connects during this test.
+        child.stdin.write("forceload add -48 -48 47 47\n");
+        setTimeout(
+          () =>
+            child.stdin.write(
+              "fill -47 99 -47 47 99 47 minecraft:grass_block\nfill -6 100 -6 6 103 6 minecraft:stone_bricks\nfill -5 104 -5 5 105 5 minecraft:oak_planks\nfill 16 100 16 24 100 24 minecraft:water\nminegeo area world -48 -48 48 48\nminegeo export Paper Proof\n",
+            ),
+          12000,
+        );
+      }
+      if (!exported && buffer.includes("Export complete:")) {
+        exported = true;
+        child.stdin.write("stop\n");
+      }
+      if (!exported && text.includes("Export failed:"))
+        child.stdin.write("stop\n");
+    };
+    child.stdout.on("data", output);
+    child.stderr.on("data", output);
+    child.on("exit", (code) => {
+      clearTimeout(timer);
+      exported
+        ? resolve()
+        : reject(new Error(`Paper exited ${code} without an export`));
+    });
+  });
+}
+const source = `${directory}/plugins/MineGeo/export`;
+const manifest = JSON.parse(await readFile(`${source}/manifest.json`, "utf8"));
+const terrain = JSON.parse(
+  gunzipSync(await readFile(`${source}/terrain.json.gz`)).toString(),
+);
+await prepareAssets();
+const report = await renderSnapshot(
+  terrain,
+  manifest.viewpoints,
+  "public/generated/paper-proof",
+  { size: 1024 },
+);
+await mkdir(".data/fixtures", { recursive: true });
+await copyFile(`${source}/manifest.json`, ".data/fixtures/paper-proof.json");
+await writeFile(
+  "artifacts-renderer-proof.json",
+  JSON.stringify(
+    {
+      ...report,
+      source: "real Paper 1.21.11 terrain snapshot",
+      bounds: manifest.bounds,
+      viewpoints: manifest.viewpoints.length,
+    },
+    null,
+    2,
+  ),
+);
+console.log("RENDERER PROOF:", JSON.stringify(report));