Logic Builder Overview

The Visual Logic Builder is a canvas-based editor for creating complex business rules by connecting nodes.

Node Categories

Input Nodes

• Read Field — Read a value from a P21 field
• Read Constant — Define a constant value

Logic Nodes

• If / Else — Branch logic based on conditions
• Compare — Compare two values

Transform Nodes

• Calculate — Perform mathematical operations
• Format Text — String manipulation and formatting

Output Nodes

• Write Field — Write a value to a P21 field
• Set Message — Display a message to the user
• End Rule — Terminate rule execution

Building a Workflow

1. Open the Logic Builder from your dashboard
2. Click the + Add button to open the node catalog
3. Select a node to add it to the canvas
4. Double-click a node to configure its properties
5. Drag from a node’s output handle to another node’s input handle to create a connection
6. Use the toolbar to zoom, fit view, or toggle the minimap

Keyboard Shortcuts

Shortcut	Action
Delete	Remove selected node
Ctrl+S	Save draft
Ctrl+Z	Undo
Ctrl+Shift+Z	Redo