fixes for nova 3.3.2

.gitignore

@@ -1,6 +1,7 @@
 /.idea
 /vendor
 /node_modules
+auth.json
 package-lock.json
 composer.phar
 composer.lock

composer.json

@@ -36,6 +36,6 @@
   "minimum-stability": "dev",
   "prefer-stable": true,
   "require-dev": {
-    "laravel/nova": "~2.0"
+    "laravel/nova": "^3.0"
   }
 }

package.json

@@ -16,7 +16,8 @@
     "acorn": "^6.4.1",
     "cross-env": "^5.0.0",
     "laravel-mix": "^4.1.2",
-    "laravel-nova": "^1.0",
+    "laravel-nova": "^1.2.2",
+    "laravel-vapor": "^0.4.0",
     "minimist": "^1.2.2",
     "resolve-url-loader": "3.1.0",
     "serialize-javascript": "^2.1.1",

resources/js/components/NestedFormAdd.vue

@@ -21,7 +21,9 @@ export default {
   props: {
     field: {
       type: Object,
-      required: true
+      required: true,
+      schema: {},
+      children: []
     }
   },
 
@@ -31,9 +33,15 @@ export default {
      */
     addChild() {
       let maxKey = 0;
-      if(this.field.children.length){
+      if(this.field.children && this.field.children.length){
         maxKey = this.field.children[this.field.children.length - 1].key || Math.max.apply(Math, this.field.children.map(({ id }) => id));
       }
+      if (!this.field.schema) {
+        this.field.schema = {};
+      }
+      if (!this.field.children) {
+        this.field.children = [];
+      }
       this.field.schema.key = maxKey + 1;
       this.field.children.push(this.replaceIndexesInSchema(this.field));
     },
@@ -46,7 +54,7 @@ export default {
     replaceIndexesInSchema(field) {
       const schema = JSON.parse(JSON.stringify(field.schema))
 
-      schema.fields.forEach(field => {
+      schema.fields && schema.fields.forEach(field => {
         if (field.schema) {
           field.schema = this.replaceIndexesInSchema(field)
         }
@@ -66,10 +74,10 @@ export default {
         }
       })
 
-      schema.heading = schema.heading.replace(
+      schema.heading = schema.heading && schema.heading.replace(
         this.field.indexKey,
         this.field.children.length + 1
-      )
+      ) || ''
 
       return schema
     }
@@ -79,7 +87,7 @@ export default {
    * On created.
    */
   created() {
-    for (let i = this.field.children.length; i < this.field.min; i++) {
+    for (let i = this.field.children && this.field.children.length || 0; i < this.field.min; i++) {
       this.addChild()
     }
   }

resources/js/components/NestedFormField.vue

@@ -1,7 +1,7 @@
 <template>
   <div class="relative">
     <template v-if="shouldDisplay()">
-      <template v-if="field.children.length > 0">
+      <template v-if="field.children && field.children.length > 0">
         <card
           :class="{ 'overflow-hidden': field.panel && !index }"
           :key="child.id || child.key"

src/NestedForm.php

@@ -183,6 +183,7 @@ class NestedForm extends Field
      */
     public function __construct(string $name, $attribute = null, $resource = null)
     {
+
         parent::__construct($name, $attribute);
         $resource = $resource ?? ResourceRelationshipGuesser::guessResource($name);
 
@@ -194,6 +195,9 @@ public function __construct(string $name, $attribute = null, $resource = null)
         $this->keyName = (new $this->resourceClass::$model)->getKeyName();
         $this->viaResource = app(NovaRequest::class)->route('resource');
         $this->returnContext = $this;
+
+        // Nova ^3.3.x need this to fix cannot add relation on create mode
+        $this->resolve(app(NovaRequest::class)->model());
     }
 
     /**