@kya-os/agentshield-nextjs/dist/nodejs-wasm-loader.mjs

Next.js middleware for AgentShield AI agent detection

import fs from 'fs';
import path from 'path';
import { setWasmModule } from '@kya-os/agentshield';

var __require = /* @__PURE__ */ ((x) => typeof require !== "undefined" ? require : typeof Proxy !== "undefined" ? new Proxy(x, {
  get: (a, b) => (typeof require !== "undefined" ? require : a)[b]
}) : x)(function(x) {
  if (typeof require !== "undefined") return require.apply(this, arguments);
  throw Error('Dynamic require of "' + x + '" is not supported');
});
var wasmInitialized = false;
var wasmModule = null;
async function loadWasmNodejs() {
  if (wasmInitialized) {
    return true;
  }
  try {
    const possiblePaths = [
      // In node_modules (most likely)
      path.join(process.cwd(), "node_modules", "@kya-os", "agentshield", "dist", "wasm", "agentshield_wasm_bg.wasm"),
      // In project root (if user copied it)
      path.join(process.cwd(), "agentshield_wasm_bg.wasm"),
      // Relative to current file
      path.join(__dirname, "..", "..", "..", "agentshield", "dist", "wasm", "agentshield_wasm_bg.wasm")
    ];
    let wasmBuffer = null;
    let loadedPath = null;
    for (const wasmPath of possiblePaths) {
      try {
        if (fs.existsSync(wasmPath)) {
          wasmBuffer = fs.readFileSync(wasmPath);
          loadedPath = wasmPath;
          break;
        }
      } catch (e) {
        continue;
      }
    }
    if (!wasmBuffer) {
      console.warn("AgentShield: WASM file not found in any expected location");
      return false;
    }
    const bytes = new Uint8Array(wasmBuffer);
    wasmModule = await WebAssembly.compile(bytes);
    setWasmModule(wasmModule);
    wasmInitialized = true;
    console.log(`\u2705 AgentShield: WASM loaded successfully from ${loadedPath} (Node.js runtime)`);
    console.log("\u{1F510} Cryptographic verification enabled (95-100% confidence)");
    return true;
  } catch (error) {
    console.warn("\u26A0\uFE0F AgentShield: Failed to load WASM in Node.js runtime:", error);
    console.log("\u{1F4CA} Falling back to pattern detection (85% confidence)");
    return false;
  }
}
function isNodejsRuntime() {
  return typeof process !== "undefined" && typeof process.versions !== "undefined" && typeof process.versions.node !== "undefined" && typeof __require !== "undefined";
}
function getWasmModule() {
  return wasmModule;
}
function isWasmInitialized() {
  return wasmInitialized;
}

export { getWasmModule, isNodejsRuntime, isWasmInitialized, loadWasmNodejs };
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