fix(form): Store numeric query params (e.g. maxWalk) as numbers internally (rather than strings)

Author: David Emory

lib/actions/form.js

@@ -79,7 +79,8 @@ function planParamsToQuery (params) {
         query.time = params.time || getCurrentTime()
         break
       default:
-        query[key] = params[key]
+        if (!isNaN(params[key])) query[key] = parseFloat(params[key])
+        else query[key] = params[key]
     }
   }
   return query

lib/components/form/dropdown-selector.js

@@ -17,7 +17,10 @@ class DropdownSelector extends Component {
   }
 
   _onQueryParamChange = (evt) => {
-    this.props.setQueryParam({ [this.props.name]: evt.target.value })
+    const val = evt.target.value
+    this.props.setQueryParam({
+      [this.props.name]: isNaN(val) ? val : parseFloat(val)
+    })
   }
 
   render () {