Add hosted helper fns

README.md

@@ -84,3 +84,27 @@ A health check endpoint lives on `/health`, and returns e.g.:
     "txCount": 276
 }
 ```
+
+## Tools (Utils)
+
+This package provides some internal helper functions:
+
+- NPM (backend): https://www.npmjs.com/package/xpopgen
+- CDN (browser): https://cdn.jsdelivr.net/npm/xpopgen/npm/browser.min.js
+
+#### JS (backend)
+
+```
+import { ledgerIndexToFolders } from 'xpop-utils/npm/utils.mjs'
+console.log(ledgerIndexToFolders(123456789))
+```
+
+#### JS (browser)
+
+```
+<script src="https://cdn.jsdelivr.net/npm/xpopgen/npm/browser.min.js"></script>
+<script>
+  const { ledgerIndexToFolders } = require('xpop-utils')
+  console.log(ledgerIndexToFolders(123456789))
+</script>
+```

npm/browser.js

@@ -0,0 +1,29 @@
+require=(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.ledgerIndexToFolders = void 0;
+const ledgerIndexToFolders = ledgerIndex => {
+  return String(ledgerIndex).split('').reverse().join('') // Reverse
+  .replace(/([0-9]{3})/g, '$1/').split('').reverse().join('') // Reverse
+  .replace(/^\//, ''); // Remove prefix slash on i%3
+};
+exports.ledgerIndexToFolders = ledgerIndexToFolders;
+
+},{}],"xpop-utils":[function(require,module,exports){
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+Object.defineProperty(exports, "ledgerIndexToFolders", {
+  enumerable: true,
+  get: function () {
+    return _ledgerIndexToFolders.ledgerIndexToFolders;
+  }
+});
+var _ledgerIndexToFolders = require("../lib/ledgerIndexToFolders.mjs");
+
+},{"../lib/ledgerIndexToFolders.mjs":1}]},{},[]);

npm/browser.min.js

@@ -0,0 +1 @@
+require=function e(r,o,n){function t(l,u){if(!o[l]){if(!r[l]){var d="function"==typeof require&&require;if(!u&&d)return d(l,!0);if(i)return i(l,!0);var s=new Error("Cannot find module '"+l+"'");throw s.code="MODULE_NOT_FOUND",s}var f=o[l]={exports:{}};r[l][0].call(f.exports,(function(e){return t(r[l][1][e]||e)}),f,f.exports,e,r,o,n)}return o[l].exports}for(var i="function"==typeof require&&require,l=0;l<n.length;l++)t(n[l]);return t}({1:[function(e,r,o){"use strict";Object.defineProperty(o,"__esModule",{value:!0}),o.ledgerIndexToFolders=void 0;o.ledgerIndexToFolders=e=>String(e).split("").reverse().join("").replace(/([0-9]{3})/g,"$1/").split("").reverse().join("").replace(/^\//,"")},{}],"xpop-utils":[function(e,r,o){"use strict";Object.defineProperty(o,"__esModule",{value:!0}),Object.defineProperty(o,"ledgerIndexToFolders",{enumerable:!0,get:function(){return n.ledgerIndexToFolders}});var n=e("../lib/ledgerIndexToFolders.mjs")},{"../lib/ledgerIndexToFolders.mjs":1}]},{},[]);

npm/utils.mjs

@@ -0,0 +1,5 @@
+import { ledgerIndexToFolders } from '../lib/ledgerIndexToFolders.mjs'
+
+export {
+  ledgerIndexToFolders,
+}

package.json

@@ -6,7 +6,9 @@
   "scripts": {
     "dev": "nodemon .",
     "xpopdev": "source .env && nodemon --max-old-space-size=40 .",
-    "serve": "serve ./store/"
+    "serve": "serve ./store/",
+    "minify": "cat ./npm/browser.js | terser --compress --mangle > ./npm/browser.min.js",
+    "browserify": "browserify -p esmify -r ./npm/utils.mjs:xpop-utils -o ./npm/browser.js && npm run minify"
   },
   "author": "Wietse Wind <w@xrpl-labs.com>",
   "license": "MIT",
@@ -16,13 +18,23 @@
       "/store/**"
     ]
   },
+  "repository": {
+    "type": "git",
+    "url": "git://github.com:Xahau/Validation-Ledger-Tx-Store-to-xPOP.git"
+  },
+  "bugs": {
+    "url": "https://github.com/Xahau/Validation-Ledger-Tx-Store-to-xPOP/issues"
+  },
+  "homepage": "https://github.com/Xahau/Validation-Ledger-Tx-Store-to-xPOP/#readme",
   "files": [
     "lib/xpop/V1.mjs",
     "lib/ledgerIndexToFolders.mjs",
+    "npm/utils.mjs",
     "README.md"
   ],
   "dependencies": {
     "buffer": "^6.0.3",
+    "cors": "^2.8.5",
     "dotenv": "^16.3.1",
     "ed25519": "^0.0.5",
     "elliptic": "^6.5.4",
@@ -37,7 +49,10 @@
     "xrpl-client": "^2.2.0"
   },
   "devDependencies": {
-    "serve": "^14.2.1"
+    "browserify": "^17.0.0",
+    "esmify": "^2.1.1",
+    "serve": "^14.2.1",
+    "terser": "^5.21.0"
   },
   "optionalDependencies": {
     "bufferutil": "^4.0.7",