//**********************************************************************************************************
//*    audioI2S-- I2S audiodecoder for ESP32,                                                              *
//**********************************************************************************************************
//
// first release on 11/2018
// Version 2  , Aug.05/2019
//
//
// THE SOFTWARE IS PROVIDED "AS IS" FOR PRIVATE USE ONLY, IT IS NOT FOR COMMERCIAL USE IN WHOLE OR PART OR CONCEPT.
// FOR PERSONAL USE IT IS SUPPLIED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHOR
// OR COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE
//

//#include "Arduino.h"
#include <WiFi.h>
#include "src/Audio.h"
#include "SPI.h"
#include "SD.h"
#include "FS.h"

// Digital I/O used
#define SD_CS         4
#define SPI_MOSI      18
#define SPI_MISO      19
#define SPI_SCK       5
#define I2S_DOUT      25
#define I2S_BCLK      27
#define I2S_LRC       26
#define SPI2_MOSI     15
#define SPI2_MISO     2
#define SPI2_SCK      14

Audio audio;
//#define WIFI_SSID "SOLIDGRAVITY"
//#define WIFI_PSK  "W1r3l3ss@S0l1dGr4v1ty"

//#define WIFI_SSID "HANGAR_naus"
//#define WIFI_PSK  "bl7wbWwjFYSlKFWyV4oW"

#define WIFI_SSID "Hello_pepe"
#define WIFI_PSK  "labinteractius"

SPIClass SPI2(HSPI);
#define SDSPEED 40000000

void setup() {
    
    Serial.begin(115200);
    delay(4000);
    // Connect to WiFi
    Serial.println("Setting up WiFi");
    WiFi.begin(WIFI_SSID, WIFI_PSK);
    while (WiFi.status() != WL_CONNECTED) {
      Serial.print(".");
      delay(500);
    }
    Serial.print("Connected. IP=");
    Serial.println(WiFi.localIP());

    pinMode(SD_CS, OUTPUT);      digitalWrite(SD_CS, HIGH);
    pinMode(33, OUTPUT);      digitalWrite(33, HIGH);
    SPI2.begin(SPI2_SCK,SPI2_MISO,SPI2_MOSI,SD_CS);//SCK,MISO,MOSI,ss
//    SPI.begin(SPI_SCK, SPI_MISO, SPI_MOSI);
//    SPI.setFrequency(1000000);
    //SD.begin(SD_CS);
    if(!SD.begin( SD_CS, SPI2, SDSPEED))Serial.println("Card failed or not present");
    else Serial.println("Card present");

    
    audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DOUT);
    audio.setVolume(12); // 0...21

    audio.connecttoSD("/game-thrones-song.mp3");
//    audio.connecttohost("http://www.wdr.de/wdrlive/media/einslive.m3u");
//    audio.connecttohost("http://macslons-irish-pub-radio.com/media.asx");
//    audio.connecttohost("http://stream.hangar.org:8000/biofriction");
//    audio.connecttohost("http://icecast-streaming.nice264.com/europafm");
//    audio.connecttohost("http://mp3.ffh.de/radioffh/hqlivestream.aac"); //  128k aac
//    audio.connecttohost("http://mp3.ffh.de/radioffh/hqlivestream.mp3"); //  128k mp3
//    audio.connecttospeech("Wenn die Hunde schlafen, kann der Wolf gut Schafe stehlen.", "de");
}

void loop()
{
    audio.loop();
    if(Serial.available()){ // put streamURL in serial monitor
        audio.stopSong();
        String r=Serial.readString(); r.trim();
        if(r.length()>5) audio.connecttohost(r);
        log_i("free heap=%i", ESP.getFreeHeap());
    }
}

// optional
void audio_info(const char *info){
    Serial.print("info        "); Serial.println(info);
}
void audio_id3data(const char *info){  //id3 metadata
    Serial.print("id3data     ");Serial.println(info);
}
void audio_eof_mp3(const char *info){  //end of file
    Serial.print("eof_mp3     ");Serial.println(info);
}
void audio_showstation(const char *info){
    Serial.print("station     ");Serial.println(info);
}
void audio_showstreaminfo(const char *info){
    Serial.print("streaminfo  ");Serial.println(info);
}
void audio_showstreamtitle(const char *info){
    Serial.print("streamtitle ");Serial.println(info);
}
void audio_bitrate(const char *info){
    Serial.print("bitrate     ");Serial.println(info);
}
void audio_commercial(const char *info){  //duration in sec
    Serial.print("commercial  ");Serial.println(info);
}
void audio_icyurl(const char *info){  //homepage
    Serial.print("icyurl      ");Serial.println(info);
}
void audio_lasthost(const char *info){  //stream URL played
    Serial.print("lasthost    ");Serial.println(info);
}
void audio_eof_speech(const char *info){
    Serial.print("eof_speech  ");Serial.println(info);
}