100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
#include "controller.h"
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#include "esmp3.h"
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void Controller::handle() {
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if (last_rfid_check + 500 < millis() || last_rfid_check > millis()) {
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handle_rfid();
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last_rfid_check = millis();
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}
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}
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void Controller::handle_buttons() {
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if (is_button_pressed(PIN_BTN_VOL_UP)) {
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audio.setVolume(min(audio.getVolume()+1, 21));
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} else if (is_button_pressed(PIN_BTN_VOL_DOWN)) {
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audio.setVolume(max(audio.getVolume()-1, 1));
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} else if (is_button_pressed(PIN_BTN_TRACK_NEXT)) {
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next_track();
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} else if (is_button_pressed(PIN_BTN_TRACK_PREV)) {
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prev_track();
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}
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}
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void Controller::handle_rfid() {
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if (is_rfid_present) {
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byte buffer[2];
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byte buffer_size = 2;
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MFRC522Constants::StatusCode status = rfid->PICC_WakeupA(buffer, &buffer_size);
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if (status == MFRC522Constants::STATUS_OK) {
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// Card is still present.
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rfid->PICC_HaltA();
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} else {
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Serial.printf("RFID status is %s\n", MFRC522Debug::GetStatusCodeName(status));
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is_rfid_present = false;
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Serial.println("No more RFID card.\n");
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stop();
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}
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} else {
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if (rfid->PICC_IsNewCardPresent()) {
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if (rfid->PICC_ReadCardSerial()) {
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uint32_t uid = rfid->uid.uidByte[0]<<24 | rfid->uid.uidByte[1]<<16 | rfid->uid.uidByte[2]<<8 | rfid->uid.uidByte[3];
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Serial.printf("Found new rfid card with uid %x\n", uid);
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is_rfid_present = true;
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if (uid > 0) {
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String temp = String(uid, HEX);
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String s_uid = "";
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for (int i=0; i<(8-temp.length()); i++) {
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s_uid.concat("0");
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}
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s_uid.concat(temp);
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play(s_uid);
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}
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rfid->PICC_HaltA();
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}
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}
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}
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}
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void Controller::play(String rfid_id) {
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if (!rfid_id.equals(current_playlist.get_rfid_id())) {
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if (pm->has_playlist(rfid_id)) {
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current_playlist = pm->get_playlist(rfid_id);
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play();
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} else {
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Serial.printf("There is no playlist for rfid_id %s\n", rfid_id.c_str());
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}
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} else {
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if (!audio.isRunning()) {
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play();
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}
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}
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}
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void Controller::play() {
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String file = current_playlist.get_current_file_name();
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Serial.printf("Playing file: %s\n", file.c_str());
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audio.connecttoFS(SD, file.c_str(), current_playlist.get_current_time());
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}
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void Controller::next_track() {
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if (current_playlist.next_track()) {
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play();
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}
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}
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void Controller::prev_track() {
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if (audio.getAudioCurrentTime() <= 5) {
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current_playlist.restart();
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play();
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} else {
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if (current_playlist.prev_track()) {
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play();
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}
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}
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}
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void Controller::stop() {
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if (audio.isRunning()) {
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current_playlist.set_current_time(audio.stopSong());
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}
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} |