From 6d202aafaad421e0c58648abf17bdb83b72b9dd5 Mon Sep 17 00:00:00 2001
From: Stewart Allen <sa@grid.space>
Date: Fri, 24 Oct 2025 23:56:06 -0400
Subject: [PATCH] add mesh script tool

---
 src/main/mesh.js   | 27 +++++++++++++++++++++++++--
 src/mesh/api.js    | 10 +++++++---
 src/mesh/build.js  |  7 ++++++-
 src/mesh/script.js | 31 +++++++++++++++++++++++++++++++
 web/mesh/index.css | 24 ++++++++++++++++++++++++
 5 files changed, 93 insertions(+), 6 deletions(-)
 create mode 100644 src/mesh/script.js

diff --git a/src/main/mesh.js b/src/main/mesh.js
index aaae2bee..37306d62 100644
--- a/src/main/mesh.js
+++ b/src/main/mesh.js
@@ -224,7 +224,11 @@ function space_init(data) {
             if (evt.key === '?') {
                 return api.welcome(version);
             }
-            let { shiftKey, metaKey, ctrlKey, code } = evt;
+            let { shiftKey, metaKey, ctrlKey, code, target } = evt;
+            if (target.nodeName === 'TEXTAREA') {
+                api.script.changed();
+                return;
+            }
             switch (code) {
                 case 'Digit1':
                     return api.mode.sketch();
@@ -286,7 +290,26 @@ function space_init(data) {
             }
         },
         'keydown', evt => {
-            let { shiftKey, metaKey, ctrlKey, code } = evt;
+            let { shiftKey, metaKey, ctrlKey, code, target } = evt;
+            if (target.nodeName === 'TEXTAREA') {
+                if (code === 'Tab') {
+                    estop(evt);
+                    const start = target.selectionStart;
+                    const end = target.selectionEnd;
+                    const val = target.value;
+                    const upto = val.slice(0, start);
+                    const col = start - upto.lastIndexOf('\n') - 1;
+                    const tab = '    '.substring(col % 4);
+                    target.value = val.slice(0, start) + tab + val.slice(end);
+                    target.selectionStart = target.selectionEnd = start + tab.length;
+                }
+                if (code === 'Enter' && metaKey) {
+                    api.script.execute();
+                } else {
+                    api.script.changed();
+                }
+                return;
+            }
             let once = keyOnce[code];
             if (once) {
                 delete keyOnce[code];
diff --git a/src/mesh/api.js b/src/mesh/api.js
index baf7fe78..4567d6fd 100644
--- a/src/mesh/api.js
+++ b/src/mesh/api.js
@@ -11,6 +11,7 @@ import { edges as meshEdges } from './edges.js';
 import { group as meshGroup } from './group.js';
 import { model as meshModel } from './model.js';
 import { sketch as meshSketch } from './sketch.js';
+import { script } from './script.js';
 import { newPolygon } from '../geo/polygon.js';
 import { THREE } from '../ext/three.js';
 import { $, $C, h } from '../moto/webui.js';
@@ -771,11 +772,12 @@ let add = {
     },
 
     cube() {
+        const [ x,y,z ] = [ ...arguments ];
         const box = new THREE.BoxGeometry(1,1,1).toNonIndexed();
         const vert = box.attributes.position.array;
         const nmdl = new meshModel({ file: "box", mesh: vert });
         const ngrp = api.group.new([ nmdl ]);
-        ngrp.scale(10, 10, 10).floor();
+        ngrp.scale(x ?? 10, y ?? 10, z ?? 10).floor();
         selection.set([ nmdl ]);
         return ngrp;
     },
@@ -1515,8 +1517,8 @@ const api = {
     },
 
     clear() {
-        for (let group of group.list()) {
-            group.remove(group);
+        for (let grp of group.list()) {
+            group.remove(grp);
         }
     },
 
@@ -1645,6 +1647,8 @@ const api = {
 
     prefs,
 
+    script,
+
     selection,
 
     sketch,
diff --git a/src/mesh/build.js b/src/mesh/build.js
index d4ea9918..3259f49c 100644
--- a/src/mesh/build.js
+++ b/src/mesh/build.js
@@ -383,7 +383,7 @@ function menu_item(text, fn, short, id) {
 
 // create html elements
 function ui_build() {
-    let { bind, div, input, hr, label } = h;
+    let { bind, div, input, hr, label, textarea } = h;
     let { file, selection, mode, tool, sketch, prefs, add } = api;
     let trash = FontAwesome.icon({ prefix: "fas", iconName: "trash" }).html[0];
     let eye_open = FontAwesome.icon({ prefix: "fas", iconName: "eye" }).html[0];
@@ -402,6 +402,7 @@ function ui_build() {
                 menu_item('Export', file.export, 'X'),
                 hr(),
                 menu_item('Slicer', api.kirimoto),
+                menu_item('Script', api.script.toggle),
                 hr(),
                 menu_item('Close', window.close),
             ])
@@ -579,6 +580,10 @@ function ui_build() {
             div({ id: 'objecttools', class: "tools sketch-off" }),
             div({ id: 'logger', onmouseover() { log.show() } }),
         ]),
+        div({ id: 'script', class: "hide" }, [
+            div({ id: 'script-header', _: "script" }),
+            textarea({ id: 'script-editor', rows: 20, cols: 60 }),
+        ]),
         div({ id: 'grouplist' }),
         div({ id: 'selectlist' }),
         div({ id: 'download', class: "hide" })
diff --git a/src/mesh/script.js b/src/mesh/script.js
new file mode 100644
index 00000000..98085992
--- /dev/null
+++ b/src/mesh/script.js
@@ -0,0 +1,31 @@
+/** Copyright Stewart Allen <sa@grid.space> -- All Rights Reserved */
+
+import { api } from '../mesh/api.js';
+import { $, h, estop } from '../moto/webui.js';
+
+export const script = {
+    visible: false,
+    changed() {
+        localStorage.script = $('script-editor').value;
+    },
+    hide() {
+        $('script').classList.add('hide');
+        script.visible = false;
+    },
+    show() {
+        $('script').classList.remove('hide');
+        $('script-editor').value = localStorage.script ?? '';
+        script.visible = true;
+    },
+    toggle() {
+        if (script.visible) {
+            script.hide();
+        } else {
+            script.show();
+        }
+    },
+    execute() {
+        let cmd = localStorage.script || `console.log('no script')`;
+        if (cmd) eval(`{ ${cmd} }`);
+    }
+};
diff --git a/web/mesh/index.css b/web/mesh/index.css
index 0c3dc2b4..b69a1ca4 100644
--- a/web/mesh/index.css
+++ b/web/mesh/index.css
@@ -629,6 +629,30 @@ button:hover {
     display: grid;
 }
 
+#script {
+    margin-left: 5px;
+    flex-direction: column;
+    justify-content: end;
+    color: white;
+}
+
+#script-header {
+    padding: 3px 5px 3px 5px;
+    background-color: #333;
+    border-top-left-radius: 3px;
+    border-top-right-radius: 3px;
+    border-top: 1px solid #999;
+    border-left: 1px solid #999;
+    border-right: 1px solid #999;
+    flex-direction: row;
+}
+
+#script-editor {
+    color: white;
+    background-color: #222;
+    outline: none;
+}
+
 /** group/model buttons top/right of workspace **/
 
 #grouplist {