various

assets/javascripts/discourse/components/wizard-mapper-input.js.es6

@@ -1,8 +1,9 @@
 import { computed, set } from "@ember/object";
 import { alias, equal, or, not } from "@ember/object/computed";
-import { newPair, connectorContent, inputTypesContent } from '../lib/wizard-mapper';
+import { newPair, connectorContent, inputTypesContent, defaultSelectionType, defaultConnector } from '../lib/wizard-mapper';
 import Component from "@ember/component";
 import { observes } from "discourse-common/utils/decorators";
+import { A } from "@ember/array";
 
 export default Component.extend({
   classNameBindings: [':mapper-input', 'inputType'],
@@ -18,14 +19,24 @@ export default Component.extend({
   inputTypes: computed(function() { return inputTypesContent(this.options) }),
   
   @observes('input.type')
-  setupPairs() {
+  setupType() {
     if (this.hasPairs && (!this.input.pairs || this.input.pairs.length < 1)) {
       this.send('addPair');
     }
+    
+    if (this.hasOutput && !this.input.outputConnector) {
+      const options = this.options;
+      this.set('input.output_type', defaultSelectionType('output', options));
+      this.set('input.output_connector', defaultConnector('output', this.inputType, options));
+    }
   },
     
   actions: {
     addPair() {
+      if (!this.input.pairs) {
+        this.set('input.pairs', A());
+      }
+      
       const pairs = this.input.pairs;
       const pairCount = pairs.length + 1;
             
@@ -37,10 +48,7 @@ export default Component.extend({
           Object.assign(
             {},
             this.options,
-            { 
+            { index: pairs.length, pairCount }
-              index: pairs.length,
-              pairCount,
-            }
           )
         )
       );

assets/javascripts/discourse/lib/wizard-mapper.js.es6

@@ -153,6 +153,7 @@ function newInput(options = {}, count) {
 export {
   defaultInputType,
   defaultSelectionType,
+  defaultConnector,
   connectorContent,
   inputTypesContent,
   selectionTypes,

assets/stylesheets/common/wizard-mapper.scss

@@ -55,9 +55,12 @@
 
   a.remove-input {
     position: absolute;
-    right: -14px;
+    right: -13px;
     top: 0px;
-    padding: 2px 4px;
+    padding: 4px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
     transform: translateY(-50%);
     background: $secondary;
     border-radius: 50%;