From 0d06bcbb56daf26d443a5c05faedc9ed04276f87 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stephan=20B=C3=B6sch-Plepelits?= <skunk@xover.mud.at>
Date: Wed, 3 Aug 2022 20:09:32 +0200
Subject: [PATCH] OpenStreetBrowserLoader.getRepositoryList()

---
 src/OpenStreetBrowserLoader.js | 41 ++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/src/OpenStreetBrowserLoader.js b/src/OpenStreetBrowserLoader.js
index bc02949b..7a39467e 100644
--- a/src/OpenStreetBrowserLoader.js
+++ b/src/OpenStreetBrowserLoader.js
@@ -104,6 +104,47 @@ class OpenStreetBrowserLoader {
     this.repositories[id].load((err) => callback(err, this.repositories[id]))
   }
 
+  /**
+   * @param [object] options Options.
+   * @param {boolean} [options.force=false] Whether repository should be reloaded or not.
+   * @param function callback Callback which will be called with (err, list)
+   */
+  getRepositoryList (options, callback) {
+    if (this.list) {
+      return callback(null, this.list)
+    }
+
+    if (this.repositoryListCallbacks) {
+      return this.repositoryListCallbacks.push(callback)
+    }
+
+    this.repositoryListCallbacks = [callback]
+
+    var param = []
+    param.push('lang=' + encodeURIComponent(ui_lang))
+    param.push(config.categoriesRev)
+    param = param.length ? '?' + param.join('&') : ''
+
+    fetch('repo.php' + param)
+      .then(res => res.json())
+      .then(data => {
+        this.list = data
+
+        global.setTimeout(() => {
+          const cbs = this.repositoryListCallbacks
+          this.repositoryListCallbacks = null
+          cbs.forEach(cb => cb(null, this.list))
+        }, 0)
+      })
+      .catch(err => {
+        global.setTimeout(() => {
+          const cbs = this.repositoryListCallbacks
+          this.repositoryListCallbacks = null
+          cbs.forEach(cb => cb(err))
+        }, 0)
+      })
+  }
+
   /**
    * @param string id ID of the template
    * @parapm [object] options Options.