DEV: migrates tools form to form-kit (#1204)

This PR is a retry of: #1135, where we migrate AiTools form to FormKit. The previous PR accidentally removed code related to setting enum values, and as a result was reverted. This update includes enums correctly along with the previous updates.

Author: jjaffeux

admin/assets/javascripts/discourse/routes/admin-plugins-show-discourse-ai-tools-new.js

@@ -1,17 +1,21 @@
 import DiscourseRoute from "discourse/routes/discourse";
 
 export default class DiscourseAiToolsNewRoute extends DiscourseRoute {
+  beforeModel(transition) {
+    this.preset = transition.to.queryParams.presetId || "empty_tool";
+  }
+
   async model() {
     return this.store.createRecord("ai-tool");
   }
 
   setupController(controller) {
     super.setupController(...arguments);
     const toolsModel = this.modelFor("adminPlugins.show.discourse-ai-tools");
-
     controller.set("allTools", toolsModel);
     controller.set("presets", toolsModel.resultSetMeta.presets);
     controller.set("llms", toolsModel.resultSetMeta.llms);
     controller.set("settings", toolsModel.resultSetMeta.settings);
+    controller.set("selectedPreset", this.preset);
   }
 }

admin/assets/javascripts/discourse/templates/admin-plugins/show/discourse-ai-tools/new.hbs

@@ -5,5 +5,6 @@
     @presets={{this.presets}}
     @llms={{this.llms}}
     @settings={{this.settings}}
+    @selectedPreset={{this.selectedPreset}}
   />
 </section>