Wizard: Add input placeholder (M3U, XMLTV)

Wizard: Alert by empty value (M3U, XMLTV)

html/js/configuration_ts.js

@@ -63,6 +63,7 @@ var WizardItem = /** @class */ (function (_super) {
                 break;
             case "m3u":
                 var input = content.createInput("text", key, "");
+                input.setAttribute("placeholder", "{{.wizard.m3u.placeholder}}");
                 input.setAttribute("class", "wizard");
                 input.id = key;
                 doc.appendChild(input);
@@ -70,6 +71,7 @@ var WizardItem = /** @class */ (function (_super) {
                 break;
             case "xmltv":
                 var input = content.createInput("text", key, "");
+                input.setAttribute("placeholder", "{{.wizard.xmltv.placeholder}}");
                 input.setAttribute("class", "wizard");
                 input.id = key;
                 doc.appendChild(input);
@@ -117,6 +119,11 @@ function saveWizard() {
                     case "text":
                         name = config[i].name;
                         value = config[i].value;
+                        if (value.length == 0) {
+                            var msg = name.toUpperCase() + ": " + "{{.alert.missingInput}}";
+                            alert(msg);
+                            return;
+                        }
                         wizard[name] = value;
                         break;
                 }

html/lang/en.json

@@ -27,7 +27,8 @@
   },
   "alert": {
     "fileLoadingError": "File couldn't be loaded",
-    "invalidChannelNumber": "Invalid channel number"
+    "invalidChannelNumber": "Invalid channel number",
+    "missingInput": "Missing input"
   },
   "button":{
     "back": "Back",
@@ -381,10 +382,12 @@
     },
     "m3u": {
       "title": "M3U Playlist",
+      "placeholder": "File path or URL of the M3U",
       "description": "Local or remote playlists"
     },
     "xmltv": {
       "title": "XMLTV File",
+      "placeholder": "File path or URL of the XMLTV",
       "description": "Local or remote XMLTV file"
     }
   },