add log toggle, 3mf model name restore

src/load/file.js

@@ -20,9 +20,18 @@ load.File = {
     load: load_file
 };
 
+function nameOf(file, part, i) {
+    let lid = file.lastIndexOf('.');
+    if (!part && lid > 0) {
+        file = file.substring(0,lid);
+    }
+    return part ? part : `${file}_${i}`;
+}
+
 function load_data(data, file, ext) {
     ext = ext || name.toLowerCase().split('.').pop();
     return new Promise((resolve, reject) => {
+        let i = 1;
         switch (ext) {
             case "stl":
                 resolve([{
@@ -30,12 +39,14 @@ function load_data(data, file, ext) {
                 }]);
                 break;
             case "obj":
-                resolve(load.OBJ.parse(data).map(m => { return {mesh: m.toFloat32(), file: m.name || file} }));
+                resolve(load.OBJ.parse(data).map(m => {
+                    return { mesh: m.toFloat32(), file: nameOf(file, m.name, i++) }
+                }));
                 break;
             case "3mf":
                 load.TMF.parseAsync(data).then((meshes) => {
                     resolve(meshes.map(m => {
-                        return { mesh: m.faces.toFloat32(), file }
+                        return { mesh: m.faces.toFloat32(), file: nameOf(file, m.name, i++) }
                     }));
                 });
                 break;

src/main/mesh.js

@@ -70,7 +70,7 @@ function init() {
 
 // restore space layout and view from previous session
 function restore_space() {
-    mesh.api.log.emit(`restoring workspace`);
+    let count = 0;
     let space = moto.Space;
     mesh.db.admin.get("camera")
         .then(saved => {
@@ -81,12 +81,17 @@ function restore_space() {
         });
     mesh.db.space.iterate({ map: true }).then(cached => {
         for (let [id, data] of Object.entries(cached)) {
+            if (count++ === 0) {
+                mesh.api.log.emit(`restoring workspace...`);
+            }
             // restore group
             if (Array.isArray(data)) {
                 let models = data.map(id => {
                     let md = cached[id];
-                    return new mesh.model(md, id);
-                });
+                    let m = md ? new mesh.model(md, id) : undefined;
+                    if (m) mesh.api.log.emit(`restored | ${m.file}`);
+                    return m;
+                }).filter(m => m);
                 mesh.api.group.new(models, id)
                     .centerModels()
                     .centerXY()
@@ -144,6 +149,8 @@ function space_init(data) {
                     return api.wireframe();
                 case 'KeyG':
                     return api.grid();
+                case 'KeyL':
+                    return api.log.toggle();
                 case 'KeyB':
                     return selection.boundsBox({toggle:true});
                 case 'KeyH':

src/mesh/api.js

@@ -221,12 +221,16 @@ let file = {
         let recs = selection.models().map(m => { return {
             id: m.id, matrix: m.matrix, file: m.file
         } });
+        if (recs.length === 0) {
+            return api.log.emit(`no models to export`);
+        }
         api.log.emit(`exporting ${recs.length} model(s)`);
         moto.client.fn.file_export({
             recs, format: "obj"
         }).then(data => {
-            console.log({work_export: data});
-            util.download(data, "export.obj");
+            if (data.length) {
+                util.download(data, "export.obj");
+            }
         });
     },
 };

src/mesh/build.js

@@ -21,7 +21,7 @@ broker.listeners({
 let spin_timer;
 
 // add download / blob export to util
-let download = mesh.util.download = (data, filename = "mesh-data") => {
+mesh.util.download = (data, filename = "mesh-data") => {
     let url = window.URL.createObjectURL(new Blob([data], {type: "octet/stream"}));
     $('download').innerHTML = `<a id="_data_export_" href="${url}" download="${filename}">x</a>`;
     $('_data_export_').click();
@@ -104,6 +104,10 @@ let log = mesh.api.log = {
         return log;
     },
 
+    toggle() {
+        return log.pinned ? log.unpin() && log.hide() : log.pin();
+    },
+
     pin() {
         log.pinned = true;
         return log.show();