feat: Add initial atomic swap

.gitignore

@@ -0,0 +1,2 @@
+node_modules
+data

README.md

@@ -7,4 +7,9 @@ Go to Plugins > Custom Plugin Manager
 Import this URL:
 ```
 https://git.woodburn.au/nathanwoodburn/firesales-plugin.git
-```
+```
+
+
+npm install shakedex
+npm install hsd
+node node_modules/shakedex/bin/shakedex transfer-lock coolcode -n main -w hot -a y5cSK42tgVCdt4E58jkHjI3nQ9GU32bC -p ./data

firesales.py

@@ -1,6 +1,10 @@
 import json
 import account
 import requests
+import os
+import subprocess
+
+path = os.path.realpath("customPlugins/firesales-plugin")
 
 # Plugin Data
 info = {
@@ -12,6 +16,18 @@ info = {
 
 # Functions
 functions = {
+    "init": {
+        "name": "Init",
+        "description": "Install prerequisites for atomic swaps",
+        "type":"default",
+        "params": {},
+        "returns": {
+            "status": {
+                "type": "text",
+                "name": "Status"
+            }
+        }
+    },
     "list": {
         "name": "List",
         "description": "List a new domain",
@@ -60,6 +76,36 @@ functions = {
     }
 }
 
+def init(params, authentication):
+    # Install npm packages
+    if not os.path.exists(f'{path}/node_modules'):
+        try:
+            result = subprocess.run(["npm", "install", ], capture_output=True, text=True, cwd=path)
+            if result.returncode != 0:
+                return {"status": "Error: " + result.stderr}
+        except:
+            return {"status": "Error: Failed to install npm packages"}
+  
+    # Install js patch files
+    # Copy shakedex/main.js to node_modules/shakedex/src/cli/main.js
+    try:
+        result = subprocess.run(["cp", f'{path}/shakedex/main.js', f'{path}/node_modules/shakedex/src/cli/main.js'], capture_output=True, text=True, cwd=path)
+        if result.returncode != 0:
+            return {"status": "Error: " + result.stderr}
+    except:
+        return {"status": "Error: Failed to install js patch files"}
+    
+    # Copy shakedex/index.js to node_modules/shakedex/src/index.js
+    try:
+        result = subprocess.run(["cp", f'{path}/shakedex/context.js', f'{path}/node_modules/shakedex/src/context.js'], capture_output=True, text=True, cwd=path)
+        if result.returncode != 0:
+            return {"status": "Error: " + result.stderr}
+    except:
+        return {"status": "Error: Failed to install js patch files"}
+
+    return {"status": "Success"}
+
+
 def list(params, authentication):
     domain = params["domain"]
     price = params["price"]

package.json

@@ -0,0 +1,19 @@
+{
+  "name": "firesales-plugin",
+  "version": "1.0.0",
+  "description": "FireSales Plugin",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://git.woodburn.au/nathanwoodburn/firesales-plugin.git"
+  },
+  "author": "Nathan.Woodburn/",
+  "license": "AGPL-3.0-only",
+  "dependencies": {
+    "hsd": "^7.0.1",
+    "shakedex": "^0.0.19"
+  }
+}

shakedex/context.js

@@ -0,0 +1,77 @@
+const { NodeClient, WalletClient } = require('hsd/lib/client');
+const Network = require('hsd/lib/protocol/network.js');
+const passwordPrompt = require('password-prompt');
+
+class Context {
+  constructor(
+    networkName,
+    walletId,
+    apiKey,
+    passphraseGetter = noopPassphraseGetter,
+    host = '127.0.0.1',
+    nodeApiKey,
+  ) {
+    this.networkName = networkName;
+    this.network = Network.get(networkName);
+    this.walletId = walletId;
+    this.nodeClient = new NodeClient({
+      port: this.network.rpcPort,
+      host,
+      apiKey: nodeApiKey || apiKey,
+    });
+    this.walletClient = new WalletClient({
+      port: this.network.walletPort,
+      host,
+      apiKey: apiKey,
+    });
+    this.wallet = this.walletClient.wallet(walletId);
+    this.passphraseGetter = passphraseGetter;
+  }
+
+  getPassphrase = () => {
+    return this.passphraseGetter();
+  };
+
+  execNode = (method, ...args) => {
+    return this.nodeClient.execute(method, args);
+  };
+
+  execWallet = async (method, ...args) => {
+    await this.walletClient.execute('selectwallet', [this.walletId]);
+    return this.walletClient.execute(method, args);
+  };
+
+  unlockWallet = async () => {
+    const pass = await this.getPassphrase();
+    if (pass === null) {
+      return;
+    }
+    await this.wallet.unlock(pass, 60);
+  };
+
+  getMTP = async () => {
+    const info = await this.execNode('getblockchaininfo');
+    return info.mediantime;
+  };
+
+  getHeight = async () => {
+    const info = await this.execNode('getblockchaininfo');
+    return info.blocks;
+  };
+}
+
+exports.Context = Context;
+
+exports.staticPassphraseGetter = function (passphrase) {
+  return () => new Promise((resolve) => resolve(passphrase));
+};
+
+function noopPassphraseGetter() {
+  return new Promise((resolve) => resolve(null));
+}
+
+exports.promptPassphraseGetter = function (
+  prefix = '>> Please enter your passphrase: '
+) {
+  return () => new Promise((resolve) => resolve(passwordPrompt(prefix)));
+};