int Jukebox2::fileCount(FatReader &dir){
//Serial.print("WTF!");
int count = 0;
FatReader tempFile;
dir_t dirBuf; // buffer for directory reads
dir.rewind();
while (dir.readDir(dirBuf) > 0) { // Read every file in the directory one at a time
//Serial.print("QQQ!");
// Skip it if not a subdirectory and not a .WAV file
if (!DIR_IS_SUBDIR(dirBuf)
&& strncmp_P((char *)&dirBuf.name[8], PSTR("WAV"), 3)) {
continue;
}
if (!tempFile.open(vol, dirBuf)) { // open the file in the directory
Serial.print("file.open failed"); // something went wrong
}
if (tempFile.isDir()) { // check if we opened a new directory
}
else{
count++;
}
}
dir.rewind();
Serial.print("Count was:");
Serial.println(count);
return count;
}
/*
* play recursively - possible stack overflow if subdirectories too nested
*/
void play(FatReader &dir) {
FatReader file;
while (dir.readDir(dirBuf) > 0) { // Read every file in the directory one at a time
// Skip it if not a subdirectory and not a .WAV file
if (!DIR_IS_SUBDIR(dirBuf)
&& strncmp_P((char *)&dirBuf.name[8], PSTR("WAV"), 3)) {
continue;
}
Serial.println(); // clear out a new line
for (uint8_t i = 0; i < dirLevel; i++) {
Serial.write(' '); // this is for prettyprinting, put spaces in front
}
if (!file.open(vol, dirBuf)) { // open the file in the directory
error("file.open failed"); // something went wrong
}
if (file.isDir()) { // check if we opened a new directory
putstring("Subdir: ");
printEntryName(dirBuf);
Serial.println();
dirLevel += 2; // add more spaces
// play files in subdirectory
play(file); // recursive!
dirLevel -= 2;
}
else {
// Aha! we found a file that isnt a directory
putstring("Playing ");
printEntryName(dirBuf); // print it out
if (!wave.create(file)) { // Figure out, is it a WAV proper?
putstring(" Not a valid WAV"); // ok skip it
} else {
Serial.println(); // Hooray it IS a WAV proper!
wave.play(); // make some noise!
uint8_t n = 0;
while (wave.isplaying) {// playing occurs in interrupts, so we print dots in realtime
putstring(".");
if (!(++n % 32))Serial.println();
delay(100);
}
sdErrorCheck(); // everything OK?
// if (wave.errors)Serial.println(wave.errors); // wave decoding errors
}
}
}
}
/*
* Open and start playing a WAV file
*/
void playfile(char *name)
{
if (wave.isplaying) {// already playing something, so stop it!
wave.stop(); // stop it
}
if (!file.open(root, name)) {
PgmPrint("Couldn't open file ");
Serial.print(name);
return;
}
if (!wave.create(file)) {
PgmPrintln("Not a valid WAV");
return;
}
// ok time to play!
wave.play();
}
void Jukebox2::PlayRandomSound(FatReader &dir){
//Serial.print("OMG!");
int count = 0;
FatReader tempFile;
dir_t dirBuf; // buffer for directory reads
int r = random(1,fileCount(dir));
dir.rewind();
while (dir.readDir(dirBuf) > 0) { // Read every file in the directory one at a time
//Serial.print("LOL!");
//Serial.println(r);
// Skip it if not a subdirectory and not a .WAV file
if (!DIR_IS_SUBDIR(dirBuf)
&& strncmp_P((char *)&dirBuf.name[8], PSTR("WAV"), 3)) {
continue;
}
if (!tempFile.open(vol, dirBuf)) { // open the file in the directory
Serial.print("file.open failed"); // something went wrong
}
if (tempFile.isDir()) { // check if we opened a new directory
}
else
{
count++;
if(count == r){
Serial.println("found a sound!");
PlaySound(dirBuf);
dir.rewind();
return;
}
}
}
Serial.println("Never found a sound!");
Serial.print("Rand was:");
Serial.println(r);
}