From 1e9fedcbd7f9065773e151f521f9619882ea9ef4 Mon Sep 17 00:00:00 2001
From: geeksville <kevinh@geeksville.com>
Date: Fri, 17 Jan 2020 15:15:00 -0800
Subject: [PATCH] minor changes needed to build with platformio

I prefer platformio over the arduino IDE because
it automatically does library dependencies and
has lots of other goodness.

To build and install to a connected device just do:

pio run
---
 .gitignore     |  2 +-
 main/main.ino  |  2 ++
 platformio.ini | 34 ++++++++++++++++++++++++++++++++++
 3 files changed, 37 insertions(+), 1 deletion(-)
 create mode 100644 platformio.ini

diff --git a/.gitignore b/.gitignore
index 5dc1407..63dbb54 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
-
+.pio
 main/configuration.h
 main/credentials.h
diff --git a/main/main.ino b/main/main.ino
index b848b23..18d973b 100644
--- a/main/main.ino
+++ b/main/main.ino
@@ -51,6 +51,8 @@ RTC_DATA_ATTR uint32_t count = 0;
 // Application
 // -----------------------------------------------------------------------------
 
+void buildPacket(uint8_t txBuffer[]); // needed for platformio
+
 void send() {
   char buffer[40];
   snprintf(buffer, sizeof(buffer), "Latitude: %10.6f\n", gps_latitude());
diff --git a/platformio.ini b/platformio.ini
new file mode 100644
index 0000000..1bb135b
--- /dev/null
+++ b/platformio.ini
@@ -0,0 +1,34 @@
+; PlatformIO Project Configuration File
+;
+;   Build options: build flags, source filter
+;   Upload options: custom upload port, speed and extra flags
+;   Library options: dependencies, extra library storages
+;   Advanced options: extra scripting
+;
+; Please visit documentation for the other options and examples
+; https://docs.platformio.org/page/projectconf.html
+
+[platformio]
+src_dir = main
+
+[env:esp32]
+platform = espressif32
+board = ttgo-t-beam
+framework = arduino
+
+; note: we add src to our include search path so that lmic_project_config can override
+build_flags = -Wall -Wextra -O3 -Wl,-Map,.pio/build/esp32/output.map -D CFG_us915 -D CFG_sx1276_radio
+; -DLOG_LOCAL_LEVEL=ESP_LOG_DEBUG -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_DEBUG
+
+lib_deps =
+  arduino-lmic
+  TinyGPSPlus
+  ESP8266_SSD1306
+  AXP202X_Library
+
+;  Adafruit ILI9341@1.2.0
+;  AutoConnect
+;  ArduinoJson@5.13.4
+;  Micro-RTSP@>=0.1.6
+; Adafruit-GFX-Library=https://github.com/geeksville/Adafruit-GFX-Library.git
+