WIFI credentials from secret variables

.gitlab-ci.yml

@@ -1,10 +1,16 @@
+image: eclipse/platformio
+
+before_script:
+  - sudo pip install -U PlatformIO
+  - platformio platform install https://github.com/platformio/platform-espressif32.git#feature/stage
+
 build:
-  image: eclipse/platformio
+  stage: build
   script:
-    - sudo pip install -U PlatformIO
 #    - platformio lib -g install 1
 #    - platformio ci --board=esp32thing
-    - platformio platform install https://github.com/platformio/platform-espressif32.git#feature/stage
+    - sed -i "s/^\(#define WIFI_SSID \).*/\1\"$WIFI_SSID\"/" src/main.cpp
+    - sed -i "s/^\(#define WIFI_PASSWORD \).*/\1\"$WIFI_PASSWORD\"/" src/main.cpp
     - platformio run
     - ln -s .pioenvs/esp32thing build
     - cp /home/user/.platformio/packages/framework-arduinoespressif32/tools/sdk/bin/bootloader.bin build/

src/main.cpp

@@ -16,6 +16,9 @@
 #define LED_PIN 21
 #define BUF_LENGTH 1024
 
+#define WIFI_SSID "ssid"
+#define WIFI_PASSWORD "password"
+
 Keyboard keyboard;
 SDCard sdcard;
 Sound sound;
@@ -44,13 +47,13 @@ void sd_read_task(void *pvParameter) {
 
 void i2s_write_task(void *pvParameter) {
   for ( ;; ) {
-    TickType_t delay = 10 / portTICK_PERIOD_MS; // max delay: 10ms instead of portMAX_DELAY
+    //TickType_t delay = 10 / portTICK_PERIOD_MS; // max delay: 10ms instead of portMAX_DELAY
     uint16_t *start_ptr = ringbuf.getRead();
     size_t size_avail = ringbuf.getReadAvail();
     int num_samples = 0;
     for (int i=0; i<size_avail; i++) {
       unsigned int sample = ((unsigned short) start_ptr[i] << 16 & 0xffff0000) | ((unsigned short) start_ptr[i]);
-      int num_pushed_bytes = i2s_push_sample(sound.i2s_num, (char *)&sample, delay);
+      int num_pushed_bytes = i2s_push_sample(sound.i2s_num, (char *)&sample, 0);
       num_samples += num_pushed_bytes/4;
     }
     ringbuf.setRead(num_samples);