better js-to-terminal API

Author: coderofsalvation

com/isoterminal.js

@@ -100,6 +100,7 @@ if( typeof AFRAME != 'undefined '){
       this.calculateDimension()
       this.initHud()
       this.setupPasteDrop()
+      this.setupEvents()
 
       fetch(this.data.iso,{method: 'HEAD'})
       .then( (res) => {
@@ -429,6 +430,21 @@ if( typeof AFRAME != 'undefined '){
       this.rows = Math.floor( (this.data.height*0.93)/this.data.lineHeight)-1
     },
 
+    setupEvents: function(){
+      this.el.addEventListener('exec', (e) => this.term.exec( e.detail ) )
+      this.el.addEventListener('hook', (e) => this.term.hook( e.detail[0], e.detail[1] ) )
+      this.el.addEventListener('send', (e) => this.term.send( e.detail[0], e.detail[1] || 0 ) )
+      this.el.addEventListener('create_file', async (e) => await this.term.worker.create_file( e.detail[0], this.term.convert.toUint8Array(e.detail[1]) ) )
+      this.el.addEventListener('update_file', async (e) => await this.term.worker.update_file( e.detail[0], this.term.convert.toUint8Array(e.detail[1]) ) )
+      this.el.addEventListener('append_file', async (e) => await this.term.worker.append_file( e.detail[0], this.term.convert.toUint8Array(e.detail[1]) ) )
+      this.el.addEventListener('read_file',   async (e) => { 
+        const buf = await this.term.worker.read_file( e.detail[0] )
+        const str = new TextDecoder().decode(buf)
+        if( typeof e.detail[1] == 'function' ) e.detail[1](str)
+        else console.log(str)
+      })
+    },
+
     events:{
 
       // combined AFRAME+DOM reactive events

com/isoterminal/feat/autorestore.js

@@ -43,7 +43,15 @@ if( typeof emulator != 'undefined' ){
     ]).then( () => {
 
       localforage.getItem("state", async (err,stateBase64) => {
-        if( stateBase64 && !err && confirm('continue last session?') ){
+        const askConfirm = () => {
+          try{
+            const scene = document.querySelector('a-scene');
+            if( scene.is('ar-mode') ) scene.exitAR()
+            if( scene.is('vr-mode') ) scene.exitVR()
+          }catch(e){}
+          return confirm('continue last session?')
+        }
+        if( stateBase64 && !err && askConfirm() ){
           this.noboot = true // see feat/boot.js
           try{
             await this.worker.restore_state()

com/isoterminal/feat/term.js

@@ -71,14 +71,19 @@ ISOTerminal.prototype.TermInit = function(){
     // but instead extend/override ISOTerminal.prototype.boot.menu
     // as demonstrated in index.html
     this.term.setKeyHandler( (ch) => {
-      let erase = false
+      let erase     = false
+      const isEnter = ch == '\n' || ch == '\r'
       if( ch == '\x7F' ){
         ch = "\b \b" // why does write() not just support \x7F ?
         erase = true
       }
       if( this.boot.menu.selected ){
-        this.boot.menu.selected.keyHandler.call(this,ch) 
-      }else if( (ch == "\n" || ch == "\r") ){ 
+        if( isEnter ){ 
+          this.boot.menu.selected.cmdHandler.call(this,this.lastCmd)
+          this.lastCmd = ""
+        }
+        else this.boot.menu.selected.keyHandler.call(this,ch) 
+      }else if( isEnter ){ 
         let menuitem = this.boot.menu.find( (m) => m.key == this.lastChar )
         if( menuitem ){
           this.boot.menu.selected = menuitem
@@ -88,10 +93,14 @@ ISOTerminal.prototype.TermInit = function(){
           })
         }
       }else{
-        this.term.write( ch )
+        ch.split("").map( (ch) => this.term.write( ch ) )
       }
-      if( !erase ) this.lastChar = ch
+      if( !erase ){
+        this.lastChar = ch
+        this.lastCmd  = this.lastCmd ? this.lastCmd + ch : ch
+      }else this.lastCmd = this.lastCmd ? this.lastCmd.substr(0, this.lastCmd.length-1) : ""
     })
+
     aEntity.el.addEventListener('focus', () => {
       let textarea = el.querySelector("textarea")
       textarea.focus()