Replace userhome with env-paths (#91)

* Replace userhome with env-paths

* Download the correct package

README.md

@@ -93,7 +93,7 @@ If your terminal supports mouse events you can drag the map and use your scroll
 #### Handling the flow
 * [`bluebird`](https://github.com/petkaantonov/bluebird) for all the asynchronous [Promise](https://developer.mozilla.org/de/docs/Web/JavaScript/Reference/Global_Objects/Promise) magic
 * [`node-fetch`](https://github.com/bitinn/node-fetch) for HTTP requests
-* [`userhome`](https://github.com/shama/userhome) to determine where to persist downloaded tiles
+* [`env-paths`](https://github.com/sindresorhus/env-paths) to determine where to persist downloaded tiles
 
 ### TODOs
 * MapSCII

package.json

@@ -34,14 +34,14 @@
     "bluebird": "^3.7.2",
     "bresenham": "0.0.4",
     "earcut": "^2.2.2",
+    "env-paths": "^2.2.0",
     "keypress": "^0.2.1",
     "node-fetch": "^2.6.0",
     "pbf": "^3.2.1",
     "rbush": "^3.0.1",
     "simplify-js": "^1.2.4",
     "string-width": "^4.2.0",
     "term-mouse": "^0.2.2",
-    "userhome": "^1.0.0",
     "x256": "0.0.2",
     "yargs": "^15.4.1"
   },

src/TileSource.js

@@ -7,9 +7,11 @@
   * local MBTiles and VectorTiles
 */
 'use strict';
-const userhome = require('userhome');
-const fetch = require('node-fetch');
 const fs = require('fs');
+const path = require('path');
+const fetch = require('node-fetch');
+const envPaths = require('env-paths');
+const paths = envPaths('mapscii');
 
 const Tile = require('./Tile');
 const config = require('./config');
@@ -141,23 +143,22 @@ class TileSource {
 
   _initPersistence() {
     try {
-      this._createFolder(userhome('.mapscii'));
-      this._createFolder(userhome('.mapscii', 'cache'));
+      this._createFolder(paths.cache);
     } catch (error) {
       config.persistDownloadedTiles = false;
     }
   }
 
   _persistTile(z, x, y, buffer) {
     const zoom = z.toString();
-    this._createFolder(userhome('.mapscii', 'cache', zoom));
-    const filePath = userhome('.mapscii', 'cache', zoom, `${x}-${y}.pbf`);
+    this._createFolder(path.join(paths.cache, zoom));
+    const filePath = path.join(paths.cache, zoom, `${x}-${y}.pbf`);
     return fs.writeFile(filePath, buffer, () => null);
   }
 
   _getPersited(z, x, y) {
     try {
-      return fs.readFileSync(userhome('.mapscii', 'cache', z.toString(), `${x}-${y}.pbf`));
+      return fs.readFileSync(path.join(paths.cache, z.toString(), `${x}-${y}.pbf`));
     } catch (error) {
       return false;
     }