increasing the limit for conditions on devices running 2.1.9 to 4, and changing the button logic for adding and removing them

src/interactions/InteractionSettings.tsx

@@ -957,29 +957,16 @@ export default function InteractionSettings(props: Props) {
             </TextField>
           </Grid>
           <Grid size={{ xs: 2, sm: 1 }}>
-            {index === 0 ? (
-              <Tooltip title="Add another condition">
-                <IconButton
-                  color="primary"
-                  disabled={numConditions > 1 || !canEdit}
-                  aria-label="Add another condition"
-                  onClick={addCondition}
-                  className={classNames(classes.greenButton, classes.noPadding)}>
-                  <AddIcon />
-                </IconButton>
-              </Tooltip>
-            ) : (
             <Tooltip title="Remove this condition">
               <IconButton
                 color="default"
-                  disabled={!canEdit}
+                disabled={numConditions === 1 ||!canEdit}
                 aria-label="Remove condition"
                 onClick={() => removeCondition(index)}
                 className={classNames(classes.redButton, classes.noPadding)}>
                 <RemoveIcon />
               </IconButton>
             </Tooltip>
-            )}
           </Grid>
         </Grid>
         {multiNodeSource() && !sensor && (
@@ -1076,6 +1063,16 @@ export default function InteractionSettings(props: Props) {
         ) : (
           <FormHelperText>You must select a source before adding conditions</FormHelperText>
         )}
+        <Tooltip title="Add another condition">
+          <IconButton
+            color="primary"
+            disabled={numConditions >= device.maxConditions() || !canEdit}
+            aria-label="Add another condition"
+            onClick={addCondition}
+            className={classNames(classes.greenButton, classes.noPadding)}>
+            <AddIcon />
+          </IconButton>
+        </Tooltip>
       </FormControl>
     );
   };

src/models/Device.ts

@@ -154,6 +154,18 @@ export class Device {
     }
   }
 
+  public maxConditions(): number {
+    let max = 2
+    switch (this.settings.platform) {
+      case pond.DevicePlatform.DEVICE_PLATFORM_V2_CELLULAR_BLACK:
+      case pond.DevicePlatform.DEVICE_PLATFORM_V2_WIFI_BLUE:
+      case pond.DevicePlatform.DEVICE_PLATFORM_V2_CELLULAR_BLUE:
+      case pond.DevicePlatform.DEVICE_PLATFORM_V2_ETHERNET_BLUE:
+        max = this.status.firmwareVersion >= "2.1.9" ? 4 : 2;
+    }
+    return max
+  }
+
   public featureSupported(feature: string): boolean {
     let versions = featureVersions.get(feature);
     if (!versions) {