Merge pull request #26 from adafruit/tylerdcooper-patch-4

docs: math number block

app/blocks/math/number.js

@@ -3,39 +3,32 @@ export default {
   type: 'io_math_number',
   name: "Number",
   color: 120,
-
-  description: "A numeric value, whole or decimal.",
-
+  description: "Enter any numerical value for use in your IoT Actions - whole numbers, decimals, positive, or negative. Perfect for setting thresholds (like 75 for temperature alerts), target values (like 50% for humidity control), timer durations (like 300 seconds), or any numerical data your automation needs. The foundation for all mathematical operations and comparisons.",
   connections: {
     mode: "value",
     output: [ "expression", "number" ],
   },
-
   extensions: {
     validateNumbers: ({ block }) => {
       const numField = block.getField("NUM")
-
       if(!numField) { throw new Error("NUM field missing on io_math_number?") }
-
       numField.setValidator(newValue => {
         const parsed = Number(newValue)
-
         if(!parsed && parsed !== 0) {
           return null // failed to parse, signal validation failure
-
         } else {
           return parsed// parsed fine, use the result
         }
       })
     }
   },
-
   template: " %NUM",
-
   fields: {
-    NUM: { text: '0' }
+    NUM: { 
+      description: "Enter your numerical value here. Examples: 75 (temperature threshold), 3.14159 (mathematical constant), -10 (negative temperature), 0.5 (percentage as decimal), or any number your automation requires. Validates input to ensure it's a proper number.",
+      text: '0' 
+    }
   },
-
   generators: {
     json: block => {
       return [Number(block.getFieldValue('NUM')) || '0', 0]