make webserver module responsible for building placeholder

lib/modules/code_generator/index.js

@@ -13,8 +13,7 @@ const Templates = {
   define_web3_simple: require('./code_templates/define-web3-simple.js.ejs'),
   web3_connector: require('./code_templates/web3-connector.js.ejs'),
   do_when_loaded: require('./code_templates/do-when-loaded.js.ejs'),
-  exec_when_env_loaded: require('./code_templates/exec-when-env-loaded.js.ejs'),
+  exec_when_env_loaded: require('./code_templates/exec-when-env-loaded.js.ejs')
-  embark_building_placeholder: require('./code_templates/embark-building-placeholder.html.ejs')
 };
 
 class CodeGenerator {
@@ -94,10 +93,6 @@ class CodeGenerator {
       cb(self.generateContractCode(contract, gasLimit));
     });
 
-    this.events.setCommandHandler('embark-building-placeholder', (cb) => {
-      self.buildPlaceholderPage(cb);
-    });
-
     self.events.setCommandHandler('code-generator:embarkjs:provider-code', (cb) => {
       cb(self.getEmbarkJsProviderCode());
     });
@@ -379,12 +374,6 @@ class CodeGenerator {
       }
     ], cb);
   }
-
-  buildPlaceholderPage(cb) {
-    let html = Templates.embark_building_placeholder({buildingMsg: __('Embark is building, please wait...')});
-    cb(html);
-  }
-
 }
 
 module.exports = CodeGenerator;

lib/modules/webserver/index.js

@@ -1,9 +1,14 @@
+const fs = require('../../core/fs.js');
 var {canonicalHost} = require('../../utils/host.js');
 var utils = require('../../utils/utils.js');
 var Server = require('./server.js');
 
-class WebServer {
+require('ejs');
+const Templates = {
+  embark_building_placeholder: require('./templates/embark-building-placeholder.html.ejs')
+};
 
+class WebServer {
   constructor(embark, options) {
     this.embark = embark;
     this.logger = embark.logger;
@@ -62,6 +67,7 @@ class WebServer {
   }
 
   listenToCommands() {
+    this.events.setCommandHandler('embark-building-placeholder', (cb) => this.buildPlaceholderPage(cb));
     this.events.setCommandHandler('start-webserver', (callback) => this.server.start(callback));
     this.events.setCommandHandler('stop-webserver',  (callback) => this.server.stop(callback));
   }
@@ -82,6 +88,12 @@ class WebServer {
       };
     });
   }
+
+  buildPlaceholderPage(cb) {
+    let html = Templates.embark_building_placeholder({buildingMsg: __('Embark is building, please wait...')});
+    fs.mkdirpSync(this.buildDir); // create buildDir/ folder if not already exists
+    fs.writeFile(utils.joinPath(this.buildDir, 'index.html'), html, cb);
+  }
 }
 
 module.exports = WebServer;

lib/modules/webserver/server.js

@@ -1,15 +1,10 @@
 let finalhandler = require('finalhandler');
-const fs = require('../../core/fs.js');
 let http = require('http');
 let serveStatic = require('serve-static');
 const {canonicalHost, defaultHost, dockerHostSwap} = require('../../utils/host');
 const opn = require('opn');
-const utils = require('../../utils/utils.js');
 require('http-shutdown').extend();
 
-require('ejs');
-const embark_building_placeholder = require('../code_generator/code_templates/embark-building-placeholder.html.ejs');
-
 class Server {
   constructor(options) {
     this.buildDir = options.buildDir;
@@ -32,12 +27,6 @@ class Server {
       serve(req, res, finalhandler(req, res));
     }).withShutdown();
 
-    if (this.isFirstStart) {
-      const html = embark_building_placeholder({buildingMsg: __('Embark is building, please wait...')});
-      fs.mkdirpSync(this.dist); // create dist/ folder if not already exists
-      fs.writeFileSync(utils.joinPath(this.dist, 'index.html'), html);
-      this.isFirstStart = false;
-    }
 
     this.server.listen(this.port, this.hostname, () => {
       this.port = this.server.address().port;

lib/pipeline/pipeline.js

@@ -29,10 +29,6 @@ class Pipeline {
 
     async.waterfall([
       function createPlaceholderPage(next){
-        self.events.request('embark-building-placeholder', (html) => {
-          fs.mkdirpSync(self.buildDir); // create dist/ folder if not already exists
-          fs.writeFile(utils.joinPath(self.buildDir, 'index.html'), html, next);
-        });
       },
       function buildTheContracts(next) {
         self.buildContracts(next);