1 files changed, 62 insertions, 0 deletions
diff --git a/jitsi_url_generator.js b/jitsi_url_generator.js
new file mode 100644
index 0000000..e801206
--- /dev/null
+++ b/jitsi_url_generator.js
@@ -0,0 +1,62 @@
+function JitsiUrlGenerator(callback, domain, roomName, paramGroups) {
+  this.callback = callback;
+  this.domain = domain || "";
+  this.roomName = roomName || "";
+  this.paramGroups = paramGroups || {};
+}
+
+JitsiUrlGenerator.prototype.trigger = function () {
+  // If domain or room name not set, trigger callback with empty url
+  if (!this.domain || !this.roomName) {
+    this.callback("");
+    return;
+  }
+
+  let params = [];
+  for (let group of Object.values(this.paramGroups)) {
+    params = params.concat(encodeParamGroup(group));
+  }
+
+  let url = "https://" + this.domain + "/" + this.roomName;
+  if (params.length > 0) {
+    url += '#' + params.join("&");
+  }
+
+  this.callback(url);
+};
+
+
+JitsiUrlGenerator.prototype.updateRoomName = function (roomName) {
+  this.roomName = roomName;
+  this.trigger();
+  return this;
+};
+
+JitsiUrlGenerator.prototype.updateDomain = function (domain) {
+  this.domain = domain;
+  this.trigger();
+  return this;
+};
+
+JitsiUrlGenerator.prototype.updateParamGroup = function (group, params) {
+  this.paramGroups[group] = params;
+  this.trigger();
+  return this;
+};
+
+function makeUrlGenerator(callback, domain, roomName, paramGroup) {
+  let urlGen = new JitsiUrlGenerator(callback, domain, roomName, paramGroup);
+  urlGen.trigger();
+  return urlGen;
+}
+
+
+function encodeParamGroup(group) {
+  let params = [];
+  for (let p in group) {
+    if (group.hasOwnProperty(p)) {
+      params.push(encodeURIComponent(p) + '=' + encodeURIComponent(group[p]));
+    }
+  }
+  return params;
+}
+\ No newline at end of file