From 953ee0471b3470d364847ab63ce18a02c04dfabc Mon Sep 17 00:00:00 2001
From: Shane T Odlum <shane.odlum@consensys.net>
Date: Mon, 11 Nov 2019 16:59:02 +0000
Subject: [PATCH 1/2] Add BLE Scanner app

---
 apps.json            |  12 ++++++++++
 apps/blescan-icon.js |   1 +
 apps/blescan.js      |  52 +++++++++++++++++++++++++++++++++++++++++++
 apps/blescan.json    |   7 ++++++
 apps/blescan.png     | Bin 0 -> 2491 bytes
 5 files changed, 72 insertions(+)
 create mode 100644 apps/blescan-icon.js
 create mode 100644 apps/blescan.js
 create mode 100644 apps/blescan.json
 create mode 100644 apps/blescan.png

diff --git a/apps.json b/apps.json
index c46d5f8a9..936cc939c 100644
--- a/apps.json
+++ b/apps.json
@@ -337,5 +337,17 @@
       {"name":".tfmodel","url":"gesture-tfmodel.js","evaluate":true},
       {"name":"*gesture","url":"gesture-icon.js","evaluate":true}
     ]
+  },
+  {
+    "id": "blescan",
+    "name": "BLE Scanner",
+    "icon": "blescan.png",
+    "description": "Scan for advertising BLE devices",
+    "tags" : "bluetooth",
+    "storage" : [
+      {"name":"+blescan","url":"blescan.json"},
+      {"name":"-blescan","url":"blescan.js"},
+      {"name":"*blescan","url":"blescan-icon.js", "evaluate":true}
+    ]
   }
 ]
diff --git a/apps/blescan-icon.js b/apps/blescan-icon.js
new file mode 100644
index 000000000..0dd286e01
--- /dev/null
+++ b/apps/blescan-icon.js
@@ -0,0 +1 @@
+var img = require("heatshrink").decompress(atob("mEwxH+AH4A/AH4ATmIABrdbAgQrmAAYvEAAYtkF5QxcEZAvLGDAhJF5oxWFhYAFCBFaFzQsHAAk3CQmE1wwRFxiPFMY4uBwiSRI4uEQo4GIAAIVBxTCRFwoABJITvNrYTHRqIuCAAIvPxQSBBQwvQL6aMCBQ7sQVIQuGdIjqIGCIOEm4XHForqFIAYHBm4vTFxYMDAQKeHDIwvVRAoEDdRAvPE5QcHAoTqJDQ5eZAwS7DIZovWAodaRQLqGF6bhDABouCXYIAQF+6PUrQUQd7oMKF6wbLApYaIF45gSAgxeUF5olDBIICECJIvTm4wLAAoPHm4vTC4OK12EGJYLFI5IvJGAuE1wABGAycIBRQuKF4ouCAAIvPIgOFF6QwEL6c3IRAuMGA+EWw4GIwuusAuTeQzqGF4r0LF6AwIm4mEAA03FzAwJLAxbKFygwLd5IuaMRwthGBYvKFzQxJF5AtdGZAvEFcYA/AH4AvA=="))
diff --git a/apps/blescan.js b/apps/blescan.js
new file mode 100644
index 000000000..2dc563b75
--- /dev/null
+++ b/apps/blescan.js
@@ -0,0 +1,52 @@
+// ble-scanner
+// Scan the airwaves every three seconds (which seems safe for a large number of devices)
+// Using the menu feature, display a scrollable list of BLE devices on the watch
+
+// Dummy menu item to display until we find something
+const NODEVICE = 'No devices found';
+
+const SCAN_INTERVAL = 3000;
+
+const menu = {
+};
+
+menu[NODEVICE] = {
+  value : "",
+  onchange : () => {}
+};
+
+  
+function draw() {
+  Bangle.menu(menu);
+}
+
+function scan() {
+  NRF.findDevices(devices => {
+      for (let device of devices) {
+
+        // Only display devices that advertise a name
+        
+        if (device.name) {
+          // Remove no devices found message if it is present
+          if (menu[NODEVICE]) {
+            delete menu[NODEVICE];
+          }
+          menu[device.name] = {
+            value : device.rssi,
+            onchange : () => {}
+          };
+        }
+      }
+      draw();
+  }, { active: true });
+}
+
+
+function waitMessage() {
+  E.showMessage('scanning');
+}
+
+scan();
+waitMessage();
+
+setInterval(scan, SCAN_INTERVAL);
diff --git a/apps/blescan.json b/apps/blescan.json
new file mode 100644
index 000000000..d9e7f28f1
--- /dev/null
+++ b/apps/blescan.json
@@ -0,0 +1,7 @@
+  
+{
+  "name": "BLE Scanner",
+  "type":"app",
+  "icon": "*blescan",
+  "src": "-blescan"
+}
diff --git a/apps/blescan.png b/apps/blescan.png
new file mode 100644
index 0000000000000000000000000000000000000000..efe76af517c4ff6e1d30afcd8db10a2d0bf80451
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From cf5cc648d5eb69510d70b01a2f76639bde4fb871 Mon Sep 17 00:00:00 2001
From: Shane T Odlum <shane.odlum@consensys.net>
Date: Mon, 11 Nov 2019 17:19:02 +0000
Subject: [PATCH 2/2] BLE Scanner icon

---
 apps/blescan-icon.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/blescan-icon.js b/apps/blescan-icon.js
index 0dd286e01..771d36657 100644
--- a/apps/blescan-icon.js
+++ b/apps/blescan-icon.js
@@ -1 +1 @@
-var img = require("heatshrink").decompress(atob("mEwxH+AH4A/AH4ATmIABrdbAgQrmAAYvEAAYtkF5QxcEZAvLGDAhJF5oxWFhYAFCBFaFzQsHAAk3CQmE1wwRFxiPFMY4uBwiSRI4uEQo4GIAAIVBxTCRFwoABJITvNrYTHRqIuCAAIvPxQSBBQwvQL6aMCBQ7sQVIQuGdIjqIGCIOEm4XHForqFIAYHBm4vTFxYMDAQKeHDIwvVRAoEDdRAvPE5QcHAoTqJDQ5eZAwS7DIZovWAodaRQLqGF6bhDABouCXYIAQF+6PUrQUQd7oMKF6wbLApYaIF45gSAgxeUF5olDBIICECJIvTm4wLAAoPHm4vTC4OK12EGJYLFI5IvJGAuE1wABGAycIBRQuKF4ouCAAIvPIgOFF6QwEL6c3IRAuMGA+EWw4GIwuusAuTeQzqGF4r0LF6AwIm4mEAA03FzAwJLAxbKFygwLd5IuaMRwthGBYvKFzQxJF5AtdGZAvEFcYA/AH4AvA=="))
+require("heatshrink").decompress(atob("mEwxH+AH4A/AH4ATmIABrdbAgQrmAAYvEAAYtkF5QxcEZAvLGDAhJF5oxWFhYAFCBFaFzQsHAAk3CQmE1wwRFxiPFMY4uBwiSRI4uEQo4GIAAIVBxTCRFwoABJITvNrYTHRqIuCAAIvPxQSBBQwvQL6aMCBQ7sQVIQuGdIjqIGCIOEm4XHForqFIAYHBm4vTFxYMDAQKeHDIwvVRAoEDdRAvPE5QcHAoTqJDQ5eZAwS7DIZovWAodaRQLqGF6bhDABouCXYIAQF+6PUrQUQd7oMKF6wbLApYaIF45gSAgxeUF5olDBIICECJIvTm4wLAAoPHm4vTC4OK12EGJYLFI5IvJGAuE1wABGAycIBRQuKF4ouCAAIvPIgOFF6QwEL6c3IRAuMGA+EWw4GIwuusAuTeQzqGF4r0LF6AwIm4mEAA03FzAwJLAxbKFygwLd5IuaMRwthGBYvKFzQxJF5AtdGZAvEFcYA/AH4AvA=="))