diff --git a/src/app.jsx b/src/app.jsx
index b76b1f2..51d0355 100644
--- a/src/app.jsx
+++ b/src/app.jsx
@@ -47,13 +47,14 @@ const App = () => {
     ,
     [FaCube, () => sc.extrude(treeEntries.byId[activeSketchId]), 'Extrude'],
     [Icon.Union, () => sc.extrude(treeEntries.byId[activeSketchId]), 'Union'],
-    [Icon.Subtract, ()=> {
+    [Icon.Subtract, () => {
       if (sc.selected.length != 2 || !sc.selected.every(e => e.userData.type == 'mesh')) return
       // console.log('here')
       const [m1, m2] = sc.selected
-      const mesh = subtract(m1,m2)
-      
-      dispatch({ type: 'rx-extrusion', mesh, deps:[m1.name,m2.name] })
+      const mesh = subtract(m1, m2)
+
+      console.log(mesh, 'meshres')
+      dispatch({ type: 'rx-boolean', mesh, deps: [m1.name, m2.name] })
       sc.render()
       forceUpdate()
     }, 'Subtract'],
@@ -65,19 +66,21 @@ const App = () => {
 
   const [_, forceUpdate] = useReducer(x => x + 1, 0);
 
-  return <div className='absolute left-0 w-40 flex flex-col'>
-    {
-      btnz.map(([Icon, fcn, txt], idx) => (
-        <div className="btn flex items-center justify-end p-1 text-lg" key={idx}
-          onClick={fcn}
-        >
-          <div>{txt}</div>
-          <Icon className="w-6 h-6 ml-1" />
-        </div>
-      ))
-    }
+  return <div className=''>
+    <div className='absolute flex'>
+      {
+        btnz.map(([Icon, fcn, txt], idx) => (
+          <div className="btn flex items-center justify-start p-1 text-lg" key={idx}
+            onClick={fcn}
+          >
+            <Icon className="w-6 h-6" />
+            <div className="ml-2">{txt}</div>
+          </div>
+        ))
+      }
+    </div>
 
-    <div className=''>
+    <div className='absolute left-0 top-10 w-40 flex flex-col'>
       {treeEntries.allIds.map((entId, idx) => (
         <TreeEntry key={idx} entId={entId} />
       ))}
@@ -109,46 +112,6 @@ const TreeEntry = ({ entId }) => {
   const vis = obj3d.visible
 
   return <div className='bg-gray-50 flex justify-between w-full'>
-    <div className='btn'
-      onClick={() => {
-        activeSketchId && treeEntries[activeSketchId].deactivate()
-        entry.activate()
-        sc.activeSketch = entry;
-      }}
-    >
-      <MdEdit />
-    </div>
-
-    <div className='btn'
-      onClick={() => {
-        dispatch({type:'delete-node',id:entId})
-      }}
-    >
-      <MdDelete/>
-    </div>
-    {
-      vis ?
-        <div className='btn'
-          onClick={() => {
-            obj3d.visible = false;
-            sc.render()
-            forceUpdate()
-          }}
-        >
-          <MdVisibility />
-        </div>
-        :
-        <div className='btn'
-          onClick={() => {
-            obj3d.visible = true;
-            sc.render()
-            forceUpdate()
-          }}
-        >
-          <MdVisibilityOff />
-        </div>
-    }
-
     <div className="btn"
       onPointerEnter={() => {
         if (entId[0] == 'm') {
@@ -174,11 +137,53 @@ const TreeEntry = ({ entId }) => {
     >
       {entId}
     </div>
+    <div className='flex'>
+      <div className='btn'
+        onClick={() => {
+          activeSketchId && treeEntries[activeSketchId].deactivate()
+          entry.activate()
+          sc.activeSketch = entry;
+        }}
+      >
+        <MdEdit />
+      </div>
+
+      <div className='btn'
+        onClick={() => {
+          dispatch({ type: 'delete-node', id: entId })
+        }}
+      >
+        <MdDelete />
+      </div>
+      {
+        vis ?
+          <div className='btn'
+            onClick={() => {
+              obj3d.visible = false;
+              sc.render()
+              forceUpdate()
+            }}
+          >
+            <MdVisibility />
+          </div>
+          :
+          <div className='btn'
+            onClick={() => {
+              obj3d.visible = true;
+              sc.render()
+              forceUpdate()
+            }}
+          >
+            <MdVisibilityOff />
+          </div>
+      }
+    </div>
+
   </div>
 
 }
 
-const subtract = (m1,m2) => {
+const subtract = (m1, m2) => {
   //  //Create a bsp tree from each of the meshes
   // console.log(sc.selected.length != 2 || !sc.selected.every(e => e.userData.type == 'mesh'), "wtf")
 
@@ -196,7 +201,7 @@ const subtract = (m1,m2) => {
 
   let meshResult = BoolOp.toMesh(bspResult, m1.matrix, m1.material)
   meshResult.userData.type = 'mesh'
-  meshResult.userData.name = `${m1.name}-${m2.name}`
+  meshResult.name = `${m1.name}-${m2.name}`
 
   sc.obj3d.add(meshResult)
 
diff --git a/src/depTree copy.js b/src/depTree copy.js
deleted file mode 100644
index 5c5700e..0000000
--- a/src/depTree copy.js	
+++ /dev/null
@@ -1,102 +0,0 @@
-class DepTree {
-  constructor() {
-    this.tree = {}
-    this.order = {}
-    this.arr = []
-  }
-
-  addParent(id) {
-    if (this.tree[id]) return
-    this.tree[id] = new Set()
-    this.order[id] = this.arr.length
-    this.arr.push(id)
-  }
-
-  addChild(childId, ...parentIds) {
-    for (let parentId of parentIds) {
-      this.tree[parentId].add(childId)
-    }
-
-    this.addParent(childId)
-  }
-
-
-  deleteNode(id) {
-    this.visited = new Set()
-
-    this.nodesToDel = []
-    this.dfs(id)
-
-    const idx = []
-    this.nodesToDel.sort((a, b) => this.order[b] - this.order[a])
-
-    for (let id of this.nodesToDel) {
-      idx.push(this.order[id])
-      this.arr.splice(this.order[id], 1)
-      delete this.tree[id]
-      delete this.order[id]
-    }
-
-    for (let i = idx[idx.length - 1]; i < this.arr.length; i++) {
-      this.order[this.arr[i]] = i
-    }
-
-    const nodeToDelSet = new Set(this.nodesToDel)
-
-    for (let k in this.tree) {
-      for (let ent of this.tree[k]) {
-        if (nodeToDelSet.has(ent)) {
-          this.tree[k].delete(ent)
-        }
-      }
-    }
-
-    return idx
-  }
-
-
-  dfs(id) {
-    this.visited.add(id)
-    this.nodesToDel.push(id)
-    for (let x of this.tree[id]) {
-      if (!this.visited.has(x)) {
-        this.dfs(x)
-      }
-    }
-  }
-
-}
-
-
-const dt = new DepTree()
-
-
-dt.addParent('r1')
-dt.addParent('r2')
-
-
-dt.addChild('r3', 'r1', 'r2')
-
-dt.addParent('r4')
-
-dt.addChild('r5', 'r4', 'r3')
-
-dt.addChild('r6', 'r1', 'r5')
-
-dt.addChild('r7', 'r3', 'r5')
-
-
-// const x = dt.deleteNode('r3')
-
-// console.log(x)
-// console.log(dt.arr, dt.order)
-
-// expectd output
-// [ 6, 5, 4, 2 ]
-// [ 'r1', 'r2', 'r4' ] { r1: 0, r2: 1, r4: 2 }
-
-
-const x = dt.deleteNode('r5')
-
-console.log(x)
-console.log(dt.tree)
\ No newline at end of file
diff --git a/src/depTree.mjs b/src/depTree.mjs
index 837a59a..a5775e9 100644
--- a/src/depTree.mjs
+++ b/src/depTree.mjs
@@ -1,7 +1,6 @@
 export class DepTree {
   constructor(obj) {
     if (obj) {
-      console.log('load', obj)
       this.order = { ...obj.order }
       this.byId = { ...obj.byId }
       this.allIds = [...obj.allIds]
diff --git a/src/index.js b/src/index.js
index 9b0fafa..ec129c9 100644
--- a/src/index.js
+++ b/src/index.js
@@ -42,11 +42,26 @@ function reducer(state = {}, action) {
           allIds: { $push: [action.mesh.name] },
           tree: {
             [action.sketchId]: { [action.mesh.name]: { $set: true } },
+            [action.mesh.name]: { $set: {} } 
           },
           order: { [action.mesh.name]: { $set: state.treeEntries.allIds.length } }
         }
       })
+    case 'rx-boolean':
 
+      return update(state, {
+        treeEntries: {
+          byId: {
+            [action.mesh.name]: { $set: action.mesh }
+          },
+          allIds: { $push: [action.mesh.name] },
+          tree: {
+            [action.deps[0]]: { [action.mesh.name]: { $set: true } },
+            [action.deps[1]]: { [action.mesh.name]: { $set: true } },
+          },
+          order: { [action.mesh.name]: { $set: state.treeEntries.allIds.length } }
+        }
+      })
     case 'delete-node':
 
       const depTree = new DepTree(state.treeEntries)
@@ -55,7 +70,7 @@ function reducer(state = {}, action) {
 
 
       return update(state, {
-        treeEntries: {$set: obj}
+        treeEntries: { $set: obj }
       })
 
 
diff --git a/todo.txt b/todo.txt
index 596d0c3..aea9928 100644
--- a/todo.txt
+++ b/todo.txt
@@ -2,10 +2,14 @@ fix css on design tree (a  lot of work)  \
 clear dim on exit exit sketch / rehydrate when back or after loading  \\\ done
 
 boolean flesh out refresh / replace mesh / delete mesh
-  - need to auto hide ( consume) when new boolean created
-  - create derived part using relationship as name
+  - need to auto hide ( consume) when new boolean created \\
+  - create derived part using relationship as name  \\ done
   - sensible default names, like extrude 1, sketch 1, leverage react for this
-  - hidden bodies messes up hover highlight
+  - hidden bodies messes up hover highlight  \\ fixed
+  - add for union and intersect
+  - auto update
+
+  - consume skeches after extrude
 
 extrude edit dialog. directio and magnitude