wip: override filestore

pkg/client-sdk/index.js

@@ -2,14 +2,53 @@
 
 const fs = require('fs').promises;
 const path = require('path');
-const dns = require('dns');
-
-// Set Google's DNS server
-dns.setServers(['8.8.8.8']);
 
 // Load the Go WASM runtime
 require('./wasm_exec');
 
+// Custom ConfigStore implementation using local filesystem
+class LocalConfigStore {
+  constructor(baseDir) {
+    this.baseDir = baseDir;
+    this.filePath = path.join(baseDir, 'config.json');
+  }
+
+  async getData() {
+    try {
+      const data = await fs.readFile(this.filePath, 'utf8');
+      return JSON.parse(data);
+    } catch (error) {
+      if (error.code === 'ENOENT') {
+        return null; // File doesn't exist yet
+      }
+      throw error;
+    }
+  }
+
+  async addData(data) {
+    await fs.mkdir(this.baseDir, { recursive: true });
+    await fs.writeFile(this.filePath, JSON.stringify(data, null, 2));
+  }
+
+  async cleanData() {
+    try {
+      await fs.unlink(this.filePath);
+    } catch (error) {
+      if (error.code !== 'ENOENT') {
+        throw error;
+      }
+    }
+  }
+
+  getType() {
+    return 'file';
+  }
+
+  getDatadir() {
+    return this.baseDir;
+  }
+}
+
 async function loadWasm() {
   const go = new Go();
   const wasmBuffer = await fs.readFile(path.join(__dirname, 'build/ark-sdk.wasm'));
@@ -22,24 +61,37 @@ async function main() {
     await loadWasm();
     console.log("ARK SDK WASM module loaded successfully");
 
+    // Create a local config store
+    const configStore = new LocalConfigStore(path.join(__dirname, 'config'));
+
+    // Override the WASM module's ConfigStore methods
+    global.addData = (data) => configStore.addData(data);
+    global.getData = () => configStore.getData();
+    global.cleanData = () => configStore.cleanData();
+    global.getType = () => configStore.getType();
+    global.getDatadir = () => configStore.getDatadir();
+
     // Set the network
     const network = await global.getNetwork();
     console.log("Network:", network);
+
     // Call the Init function
     try {
       const result = await global.init(
         "singlekey",           // Wallet type
-        "grpc",        // Client type
-        "https://asp-signet.arklabs.to", // ASP URL (replace with actual URL)
-        "abandon abandon abandon",   // Seed (replace with actual seed)
-        "sercet",      // Password (replace with actual password)
-        "signet"              // Chain (either "bitcoin" or "liquid")
+        "rest",                // Client type
+        "http://127.0.0.1:7070", // ASP URL
+        "abandon abandon abandon", // Seed (replace with actual seed)
+        "secret",              // Password (replace with actual password)
+        "regtest"               // Chain
       );
       console.log("Init function called successfully", result);
     } catch (error) {
       console.error("Error calling Init function:", error);
     }
 
+    // Keep the Node.js process alive
+    setInterval(() => {}, 1000);
   } catch (error) {
     console.error("Error loading WASM module:", error);
   }