fix api url object loading, add engine workspace export

src/kiri/app/conf/manager.js

@@ -526,7 +526,7 @@ function settingsExport(opts = {}) {
     const shot = opts.work || opts.screen ? space.screenshot() : undefined;
     const work = opts.work ? codec.encode(widgets,{_json_:true}) : undefined;
     const view = opts.work ? space.view.save() : undefined;
-    const setn = Object.clone(settings);
+    const setn = Object.clone(opts.engine ?? settings);
     // stuff in legacy annotations for re-import
     for (let w of widgets) {
         setn.widget[w.id] = w.anno;
@@ -539,7 +539,7 @@ function settingsExport(opts = {}) {
         note: note,
         work: work,
         view: view,
-        moto: moto.id,
+        moto: self.moto?.id,
         init: local.getItem('kiri-init'),
         time: Date.now()
     };

src/kiri/app/platform.js

@@ -6,6 +6,7 @@ import { api } from './api.js';
 import { MODES } from './consts.js';
 import { colorSchemeRegistry } from './color/schemes.js';
 import { load as file_load } from '../../load/file.js';
+import { load_url as url_load } from '../../load/url.js';
 import { newBounds } from '../../geo/bounds.js';
 import { Packer } from './pack.js';
 import { space } from '../../moto/space.js';
@@ -491,7 +492,7 @@ function load_stl(url, onload, formdata, credentials, headers) {
  */
 function load_url(url, options = {}) {
     platform.group();
-    file_load.URL.load(url, options).then(objects => {
+    url_load(url, options).then(objects => {
         let widgets = [];
         for (let object of objects) {
             let widget = newWidget(undefined, options.group).loadVertices(object.mesh);

src/kiri/run/engine.js

@@ -19,7 +19,8 @@ class Engine {
             filter: { FDM: "internal" },
             device: conf.defaults.fdm.d, // device profile
             process: conf.defaults.fdm.p, // slicing settings
-            widget: { [this.widget.id]: {} }
+            widget: { [this.widget.id]: {} },
+            time: Date.now()
         };
         this.listener = () => { };
         try {
@@ -51,6 +52,10 @@ class Engine {
         api.platform.clear();
     }
 
+    workspace() {
+        return api.settings.export({ engine: this.settings });
+    }
+
     parse(data) {
         return new Promise((accept, reject) => {
             try {

src/load/url.js

@@ -2,11 +2,9 @@
 
 'use strict';
 
-import { STL } from './stl.js';
-import { OBJ } from './obj.js';
-import { TMF } from './3mf.js';
-import { SVG } from './svg.js';
+import { load_file } from './file.js';
 
+const { STL, OBJ, TMF, SVG } = load_file;
 const CDH = 'Content-Disposition';
 
 export function load_url(url, options = {}) {