From 505be85840d3739371445e3a152568528464dde1 Mon Sep 17 00:00:00 2001
From: Matt Roberts <code@rbrts.uk>
Date: Fri, 7 Jun 2019 23:06:23 +0100
Subject: [PATCH] feat(templateloader): Cache external models

Signed-off-by: Matt Roberts <code@rbrts.uk>
---
 packages/cicero-cli/index.js               | 8 ++++----
 packages/cicero-core/package.json          | 1 +
 packages/cicero-core/src/templateloader.js | 6 +++++-
 3 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/packages/cicero-cli/index.js b/packages/cicero-cli/index.js
index c5a17e084..6f407e906 100755
--- a/packages/cicero-cli/index.js
+++ b/packages/cicero-cli/index.js
@@ -46,7 +46,7 @@ require('yargs')
             argv = Commands.validateParseArgs(argv);
             return Commands.parse(argv.template, argv.sample, argv.out, argv.currentTime)
                 .then((result) => {
-                    Logger.info(JSON.stringify(result));
+                    if(result) {Logger.info(JSON.stringify(result));}
                 })
                 .catch((err) => {
                     Logger.error(err.message);
@@ -78,7 +78,7 @@ require('yargs')
             argv = Commands.validateGenerateTextArgs(argv);
             return Commands.generateText(argv.template, argv.data, argv.out)
                 .then((result) => {
-                    Logger.info(result);
+                    if(result) {Logger.info(JSON.stringify(result));}
                 })
                 .catch((err) => {
                     Logger.error(err.message);
@@ -147,7 +147,7 @@ require('yargs')
             argv = Commands.validateExecuteArgs(argv);
             return Commands.execute(argv.template, argv.sample, argv.request, argv.state, argv.currentTime)
                 .then((result) => {
-                    Logger.info(JSON.stringify(result));
+                    if(result) {Logger.info(JSON.stringify(result));}
                 })
                 .catch((err) => {
                     Logger.error(err.message);
@@ -176,7 +176,7 @@ require('yargs')
             argv = Commands.validateInitArgs(argv);
             return Commands.init(argv.template, argv.sample, argv.currentTime)
                 .then((result) => {
-                    Logger.info(JSON.stringify(result));
+                    if(result) {Logger.info(JSON.stringify(result));}
                 })
                 .catch((err) => {
                     Logger.error(err.message);
diff --git a/packages/cicero-core/package.json b/packages/cicero-core/package.json
index e6aa43b60..4c356735f 100644
--- a/packages/cicero-core/package.json
+++ b/packages/cicero-core/package.json
@@ -17,6 +17,7 @@
   "scripts": {
     "webpack": "webpack --config webpack.config.js --mode production",
     "build": "babel src -d lib --copy-files && nearleyc ./src/tdl.ne -o ./lib/tdl.js && node scripts/nunjucks-precompile.js",
+    "build:watch": "babel src -d lib --copy-files --watch",
     "prepublishOnly": "npm run build && npm run webpack",
     "prepare": "npm run build",
     "pretest": "npm run lint",
diff --git a/packages/cicero-core/src/templateloader.js b/packages/cicero-core/src/templateloader.js
index acd25e834..de847a56f 100644
--- a/packages/cicero-core/src/templateloader.js
+++ b/packages/cicero-core/src/templateloader.js
@@ -259,7 +259,6 @@ class TemplateLoader {
      * @return {Promise<Template>} a Promise to the instantiated template
      */
     static async fromDirectory(Template, path, options) {
-
         if (!options) {
             options = {};
         }
@@ -306,6 +305,11 @@ class TemplateLoader {
         await template.getModelManager().updateExternalModels();
         Logger.debug(method, 'Added model files', modelFiles.length);
 
+        const externalModelFiles = template.getModelManager().getModels();
+        externalModelFiles.forEach(function (file) {
+            fs.writeFileSync(path + '/models/' + file.name, file.content);
+        });
+
         // load and add the ergo files
         if(template.getMetadata().getErgoVersion()) {
             const ergoFiles = await TemplateLoader.loadFilesContents(path, /lib\/.*\.ergo$/);