PowerBi Dashboard Refresh Option

edge-apps/powerbi/screenly.yml

@@ -36,3 +36,14 @@ settings:
         help_text: The URL of the Power BI dashboard or report to display.
         type: oauth:power_bi:embed_url
       schema_version: 1
+app_refresh_interval:
+  type: string
+  title: App Refresh Interval (minutes)
+  optional: true
+  default_value: '30'
+  help_text:
+    properties:
+      advanced: true
+      help_text: How often to refresh the Power BI report/dashboard (in minutes). Default is 30 minutes. Minimum is 1 minute.
+      type: number
+    schema_version: 1

edge-apps/powerbi/screenly_qc.yml

@@ -36,3 +36,14 @@ settings:
         help_text: The URL of the Power BI dashboard or report to display.
         type: oauth:power_bi:embed_url
       schema_version: 1
+app_refresh_interval:
+  type: string
+  title: App Refresh Interval (minutes)
+  optional: true
+  default_value: '30'
+  help_text:
+    properties:
+      advanced: true
+      help_text: How often to refresh the Power BI report/dashboard (in minutes). Default is 30 minutes. Minimum is 1 minute.
+      type: number
+    schema_version: 1

edge-apps/powerbi/static/js/main.js

@@ -1,14 +1,23 @@
 /* global screenly, panic */
 
 (function () {
-  const DEFAULT_TOKEN_REFRESH_SEC = 30 * 60; // refresh token every 30 minutes
+  const MIN_TOKEN_REFRESH_MIN = 1;
+  const DEFAULT_TOKEN_REFRESH_MIN = 30;
+
+  function getTokenRefreshInterval() {
+    var intervalMinutes = parseInt(screenly.settings.app_refresh_interval, 10);
+    if (isNaN(intervalMinutes) || intervalMinutes < MIN_TOKEN_REFRESH_MIN) {
+      return DEFAULT_TOKEN_REFRESH_MIN * 60;
+    }
+    return intervalMinutes * 60;
+  }
 
   function getEmbedTypeFromUrl(url) {
     switch (true) {
-      case url.indexOf('/dashboard') !== -1:
-        return 'dashboard';
+      case url.indexOf("/dashboard") !== -1:
+        return "dashboard";
       default:
-        return 'report';
+        return "report";
     }
   }
 
@@ -17,13 +26,16 @@
       return screenly.settings.embed_token;
     }
 
-    var response = await fetch(screenly.settings.screenly_oauth_tokens_url + 'embed_token/', {
-      method: 'GET',
-      headers: {
-        Accept: 'application/json',
-        Authorization: `Bearer ${screenly.settings.screenly_app_auth_token}`,
+    var response = await fetch(
+      screenly.settings.screenly_oauth_tokens_url + "embed_token/",
+      {
+        method: "GET",
+        headers: {
+          Accept: "application/json",
+          Authorization: `Bearer ${screenly.settings.screenly_app_auth_token}`,
+        },
       },
-    });
+    );
 
     const { token } = await response.json();
     return token;
@@ -33,15 +45,19 @@
     var currentErrorStep = 0;
     var initErrorDelaySec = 15;
     var maxErrorStep = 7;
+    var tokenRefreshInterval = getTokenRefreshInterval();
 
     async function run() {
-      var nextTimeout = DEFAULT_TOKEN_REFRESH_SEC;
+      var nextTimeout = tokenRefreshInterval;
       try {
         var newToken = await getEmbedToken();
         await report.setAccessToken(newToken);
         currentErrorStep = 0;
       } catch {
-        nextTimeout = Math.min(initErrorDelaySec * Math.pow(2, currentErrorStep), nextTimeout);
+        nextTimeout = Math.min(
+          initErrorDelaySec * Math.pow(2, currentErrorStep),
+          nextTimeout,
+        );
         if (currentErrorStep >= maxErrorStep) {
           return;
         }
@@ -50,45 +66,53 @@
       setTimeout(run, nextTimeout * 1000);
     }
 
-    setTimeout(run, DEFAULT_TOKEN_REFRESH_SEC * 1000);
+    setTimeout(run, tokenRefreshInterval * 1000);
   }
 
   async function initializePowerBI() {
-    const models = window['powerbi-client'].models;
+    const models = window["powerbi-client"].models;
     const embedUrl = screenly.settings.embed_url;
     const resourceType = getEmbedTypeFromUrl(embedUrl);
 
-    const report = window.powerbi.embed(document.getElementById('embed-container'), {
-      embedUrl: embedUrl,
-      accessToken: await getEmbedToken(),
-      type: resourceType,
-      tokenType: models.TokenType.Embed,
-      permissions: models.Permissions.All,
-      settings: {
-        filterPaneEnabled: false,
-        navContentPaneEnabled: false,
+    const report = window.powerbi.embed(
+      document.getElementById("embed-container"),
+      {
+        embedUrl: embedUrl,
+        accessToken: await getEmbedToken(),
+        type: resourceType,
+        tokenType: models.TokenType.Embed,
+        permissions: models.Permissions.All,
+        settings: {
+          filterPaneEnabled: false,
+          navContentPaneEnabled: false,
+        },
       },
-    });
+    );
 
-    if (resourceType === 'report') {
-      report.on('rendered', screenly.signalReadyForRendering);
-    } else if (resourceType === 'dashboard') {
-      report.on('loaded', () => {
+    if (resourceType === "report") {
+      report.on("rendered", screenly.signalReadyForRendering);
+    } else if (resourceType === "dashboard") {
+      report.on("loaded", () => {
         setTimeout(screenly.signalReadyForRendering, 1000);
       });
     }
 
     if (!screenly.settings.embed_token) {
       initTokenRefreshLoop(report);
     }
+
+    return report;
   }
 
   panic.configure({
-    handleErrors: screenly.settings.display_errors == 'true' || false,
+    handleErrors: screenly.settings.display_errors == "true" || false,
   });
-  if (screenly.settings.display_errors == 'true') {
-    window.addEventListener('error', screenly.signalReadyForRendering);
-    window.addEventListener('unhandledrejection', screenly.signalReadyForRendering);
+  if (screenly.settings.display_errors == "true") {
+    window.addEventListener("error", screenly.signalReadyForRendering);
+    window.addEventListener(
+      "unhandledrejection",
+      screenly.signalReadyForRendering,
+    );
   }
 
   initializePowerBI();