From eee30401a818ea496fb2f4065b70084e0c0e30a7 Mon Sep 17 00:00:00 2001
From: Bertrand Benjamin <benjamin.bertrand@opytex.org>
Date: Mon, 15 Aug 2022 15:06:27 +0200
Subject: [PATCH] Feat: add button for deepsleed and resistor for volume

---
 esp32_radio/esp32_radio.ino | 50 +++++++++++++++++++++++++++++--------
 1 file changed, 39 insertions(+), 11 deletions(-)

diff --git a/esp32_radio/esp32_radio.ino b/esp32_radio/esp32_radio.ino
index db624d5..1db461f 100644
--- a/esp32_radio/esp32_radio.ino
+++ b/esp32_radio/esp32_radio.ino
@@ -6,23 +6,27 @@
 #define I2S_DOUT     25
 #define I2S_BCLK      27
 #define I2S_LRC        26
+#define STATUSLED   32
+#define POWERBUTTON   GPIO_NUM_33
+#define VOLUMERES   34
 Audio audio;
+wifi_config_t wifi_config = {0};
 
 String ssid = WIFI_SSID;
 String password = WIFI_PASSWD;
 String hostname = HOSTNAME;
 
-int analogValue;
+int volumeresistor;
+int powerButtonState = 0;
 
 void setup() {
+  pinMode(STATUSLED, OUTPUT);
+  pinMode(POWERBUTTON, INPUT);
 
   wifi_init();
-  Serial.println(".");
-  Serial.println("WiFi connecte");
-  Serial.println("Adresse IP: ");
-  Serial.println(WiFi.localIP());
-  Serial.println(WiFi.RSSI());
+  wifi_info();
 
+  esp_sleep_enable_ext0_wakeup(POWERBUTTON, 1);
 
   audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DOUT);
   audio.setVolume(30);
@@ -30,21 +34,42 @@ void setup() {
   audio.connecttohost("http://icecast.radiofrance.fr/franceinter-midfi.mp3");
   // audio.connecttohost("0n-80s.radionetz.de:8000/0n-70s.mp3");
 
-
 }
 
 void loop()
 
 {
-
   audio.loop();
+  volumeAdjust();
+  powerButton();
 
-  analogValue = analogRead(34);
-  audio.setVolume(analogValue*30/4095);
+}
+
+void volumeAdjust () {
+  volumeresistor = analogRead(VOLUMERES);
+  // Serial.println(volumeresistor);
+  audio.setVolume(volumeresistor*30/4095);
+}
+
+void powerButton () {
+    powerButtonState = digitalRead(POWERBUTTON);
+    if (powerButtonState == 1) {
+        Serial.println("Deepsleep mod");
+        delay(500);
+        esp_deep_sleep_start();
+    }
+}
+
+void wifi_info() {
+  Serial.println(".");
+  Serial.println("WiFi connecte");
+  Serial.println("Adresse IP: ");
+  Serial.println(WiFi.localIP());
 }
 
 void wifi_init() {
   Serial.begin(115200);
+  digitalWrite(STATUSLED, HIGH);
   WiFi.disconnect();
   WiFi.mode(WIFI_STA);
   WiFi.setHostname(hostname.c_str());
@@ -54,8 +79,11 @@ void wifi_init() {
   Serial.println(ssid);
 
   while (WiFi.status() != WL_CONNECTED) {
-    delay(1500);
+    digitalWrite(STATUSLED, LOW);
+    delay(500);
     Serial.print(".");
+    digitalWrite(STATUSLED, HIGH);
+    delay(500);
   }
   WiFi.config(WiFi.localIP(), WiFi.gatewayIP(), WiFi.subnetMask(), IPAddress(192,168,2,1));