Learn OutSystems and build a web and a mobile app in 6 hrs

Drag and drop database entities into the main flow to generate item, vendor, and invoice screens with list and form views, then publish and set the dashboard as default.

Create three roles—manager, employee, and vendor—and enable dynamic menu visibility by role in Odyssey Studio so managers and employees see items while vendors see only vendor screens.

Widen the vendor form in Outsystems, add an upload widget for logos, bind uploads to the vendor logo attribute, publish updates, and test by creating a sample vendor.

Fix access controls so only manager or employee roles can access screens. Build a multi-level invoice form from scratch, including invoice info, item addition, and total calculation.

Change the invoice number data type from integer to text, toggle item visibility with a show lines variable, and add a status tag and a complex invoice line variable.

Discover how to generate and download pdfs in OutSystems using the forge's ultimate pdf component, wire a print-to-pdf server action, and dynamically link invoice IDs for downloads.

Implement dark mode in an Outsystems app by creating a boolean client variable, a toggle client action, and a sun/moon icon that adds or removes a CSS class.

Learn to implement dark mode in an OutSystems web app by editing CSS with the theme editor, prefixing selectors with dot dark-mode, and enabling a light/dark toggle.

Add a side menu and bottom bar with dashboard and invoices entries, assign icons, link navigation, and filter invoices by status to show missing payment on mobile and web apps.

Design an invoice detail screen in a mobile OutSystems app by fetching invoice data, displaying header and line items, and approving or rejecting via a service action.

Master unit testing of a mobile app by validating invoice creation, payments, and dashboard updates, with vendor filtering, dark mode, offline capabilities, local storage, and synchronization.

Generate an Excel report from the invoice list by adding a download button and a server action. Export selected invoice fields to a binary Excel file and download it.