From da5c1c156a550d821361aba65b4b63aaa703bd66 Mon Sep 17 00:00:00 2001
From: "karl.hudgell" <karl.hudgell@bjss.com>
Date: Tue, 26 Oct 2021 15:32:50 +0100
Subject: [PATCH] new

---
 server.py | 26 +++++++++++++++-----------
 1 file changed, 15 insertions(+), 11 deletions(-)

diff --git a/server.py b/server.py
index 37efc27..8973111 100644
--- a/server.py
+++ b/server.py
@@ -1,11 +1,13 @@
 from flask import Flask, request
 import os
-import sys
+import subprocess
 from colormap import rgb2hex
+from tenacity import *
 
 app = Flask(__name__)
 
 
+@retry
 @app.route("/on")
 def on():
     os.system(
@@ -14,6 +16,7 @@ def on():
     return "On"
 
 
+@retry
 @app.route("/off")
 def off():
     os.system(
@@ -22,6 +25,7 @@ def off():
     return "Off"
 
 
+@retry
 @app.route("/colour")
 def hello():
     # a = request.query_string
@@ -33,15 +37,15 @@ def hello():
 
     str = "56" + hex + "00f0aa"
     try:
-      subprocess = os.Popen("echo Hello World", shell=True, stdout=os.PIPE)
-      subprocess_return = subprocess.stdout.read()
-      print(subprocess_return)
+        result = subprocess.run(
+            [
+                f"gatttool -i hci0 -b b2:3b:03:00:14:d6 --char-write-req -a 0x0009 -n {str}"
+            ],
+            stdout=subprocess.PIPE,
+        ).stdout.decode("utf-8")
+        if result != "Characteristic value was written successfully":
+            raise Exception("Didn't work")
+        else:
+            return request.query_string
     except print(0):
         pass
-
-
-
-    os.system(
-        f"gatttool -i hci0 -b b2:3b:03:00:14:d6 --char-write-req -a 0x0009 -n {str}"
-    )
-    return request.query_string