Update demo app to latest best practices

Author: Matthew Tole

demo/.gitignore

@@ -1,3 +1,5 @@
 
 # Ignore build generated files
 build
+
+node_modules/

demo/appinfo.json

@@ -0,0 +1,41 @@
+{
+  "name": "@smallstoneaps/linked-list-demo",
+  "version": "1.0.0",
+  "author": "Matthew Tole",
+  "description": "Demo app to show the basic usage of the linked-list package",
+  "main": "src/demo.c",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "license": "MIT",
+  "private": true,
+  "dependencies": {
+    "@smallstoneapps/linked-list": "../"
+  },
+  "keywords": [
+    "pebble-app"
+  ],
+  "pebble": {
+    "sdkVersion": "3",
+    "resources": {
+      "media": []
+    },
+    "projectType": "native",
+    "uuid": "2f56fb14-9d70-43ec-b6a1-d94e9ea0f3c3",
+    "messageKeys": {},
+    "enableMultiJS": false,
+    "displayName": "Linked List Demo",
+    "watchapp": {
+      "onlyShownOnCommunication": false,
+      "hiddenApp": false,
+      "watchface": false
+    },
+    "targetPlatforms": [
+      "aplite",
+      "basalt",
+      "chalk",
+      "diorite"
+    ],
+    "capabilities": []
+  }
+}

demo/package.json

@@ -1,5 +1,5 @@
 #include <pebble.h>
-#include <linked-list.h>
+#include <@smallstoneapps/linked-list/linked-list.h>
 
 static void init(void);
 static void deinit(void);

demo/src/demo.c

@@ -1,3 +1,10 @@
+#
+# This file is the default set of rules to compile a Pebble application.
+#
+# Feel free to customize this to your needs.
+#
+import os.path
+
 top = '.'
 out = 'build'
 
@@ -7,21 +14,36 @@ def options(ctx):
 
 
 def configure(ctx):
+    """
+    This method is used to configure your build.
+    ctx.load(`pebble_sdk`) automatically configures a build for each valid platform in `targetPlatforms`.
+    Platform-specific configuration: add your change after calling ctx.load('pebble_sdk') and make sure to set the
+    correct environment first.
+    Universal configuration: add your change prior to calling ctx.load('pebble_sdk').
+    """
     ctx.load('pebble_sdk')
 
 
 def build(ctx):
     ctx.load('pebble_sdk')
 
+    build_worker = os.path.exists('worker_src')
     binaries = []
-    for p in ctx.env.TARGET_PLATFORMS:
-        ctx.set_env(ctx.all_envs[p])
+
+    cached_env = ctx.env
+    for platform in ctx.env.TARGET_PLATFORMS:
+        ctx.env = ctx.all_envs[platform]
         ctx.set_group(ctx.env.PLATFORM_NAME)
         app_elf = '{}/pebble-app.elf'.format(ctx.env.BUILD_DIR)
-        ctx.pbl_program(source=ctx.path.ant_glob('src/**/*.c') + ctx.path.find_node('..').ant_glob('src/**/*.c'),
-                        includes=[ctx.path.find_node('../include')],
-                        target=app_elf)
-        binaries.append({'platform': p, 'app_elf': app_elf})
+        ctx.pbl_program(source=ctx.path.ant_glob('src/**/*.c'), target=app_elf)
+
+        if build_worker:
+            worker_elf = '{}/pebble-worker.elf'.format(ctx.env.BUILD_DIR)
+            binaries.append({'platform': p, 'app_elf': app_elf, 'worker_elf': worker_elf})
+            ctx.pbl_worker(source=ctx.path.ant_glob('worker_src/**/*.c'), target=worker_elf)
+        else:
+            binaries.append({'platform': platform, 'app_elf': app_elf})
+    ctx.env = cached_env
 
     ctx.set_group('bundle')
-    ctx.pbl_bundle(binaries=binaries, js=ctx.path.ant_glob('src/js/**/*.js'))
+    ctx.pbl_bundle(binaries=binaries, js=ctx.path.ant_glob(['src/js/**/*.js', 'src/js/**/*.json', 'package.json']), js_entry_file='src/js/app.js')