// The Audio player
var my_media = null ;
var mediaTimer = null;
// duration of media (song)
var dur = -1;
// need to know when paused or not
var is_paused = false;
var src = '';

//function init() {
 
//    document.addEventListener("deviceready", onDR, false);
//}
//Set audio position on page
function setAudioPosition(position) {
    $("#audio_position").html(position + " sec");
}

//onSuccess Callback
function onSuccess() {
    setAudioPosition(dur);
    clearInterval(mediaTimer);
    mediaTimer = null;
    my_media = null;
    is_paused = false;
    dur = -1;
}

//onError Callback 
function onError(error) {
    alert('code: '    + error.code    + '\n' + 
            'message: ' + error.message + '\n');
    clearInterval(mediaTimer);
    mediaTimer = null;
    my_media = null;
    is_paused = false;
    setAudioPosition("0");
}

function playAudio(src) {
    console.log("Play Audio " + src);
    if (my_media) {
	my_media.stop();
    } 
   
    // Create Media object from src, and set the onSuccess and onError methods
	my_media = new Media(src, onSuccess, onError);

            // Play audio
    my_media.play();

    
    // Update my_media position every second
            if (mediaTimer == null) {
                mediaTimer = setInterval(function() {
                    // get my_media position
                    my_media.getCurrentPosition(
                        // success callback
                        function(position) {
                            if (position > -1) {
                                setAudioPosition((position) + " sec");
                            }
                        },
                        // error callback
                        function(e) {
                            console.log("Error getting pos=" + e);
                            setAudioPosition("Error: " + e);
                        }
                    );
                }, 1000);
            }
        }


   // get duration

	if(my_media) var dur = my_media.getDuration();

    if (dur > 0){
	console.log("Media Duration : " +dur );
   	docuement.getElementById('media_dur').innerHTML=(dur) + "sec";
   }

//Pause audio
function pauseAudio() {
    console.log('pressed pause audio');
     if (is_paused) {
        if (my_media) {
            is_paused = false;
            my_media.play();
            $("#pauseaudio").text("Pause");
        }
    } else {
        if (my_media) {
            is_paused = true;
            my_media.pause();
            $("#pauseaudio").text("Play");
        }
    }
}

//Stop audio
function stopAudio() {
    if (my_media) {
        // A successful .stop() will call .release()
        my_media.stop();
        my_media = null;
    }
    if (mediaTimer) {
        clearInterval(mediaTimer);
        mediaTimer = null;
    }
    is_paused = false;
    dur = 0;
}

/* Concert  */
 
function searchConcerts(nameArtist, nameCity) {
//	var url = http://api.setlist.fm/rest/0.1/search/setlist.json?artistName="nameArtist"&cityName="nameCity";
	var serviceURL = "http://api.setlist.fm/rest/0.1/search/setlists.json?"; 
	var parameter = new String();
	parameter = parameter.concat("artistName=", nameArtist, "&cityName=", nameCity);
	var url = serviceURL + "" + parameter;
	console.log(url);
   
     $.ajax({
        url : serviceURL + "" + parameter,
        type : "GET",
	 dataType : "json",
        success : parseConcert,
        error : showError
});



}

function parseConcert(dataJson){
    console.log("response " + dataJson);
	var result = document.createElement("p");
			var textNode = document.createTextNode( " Event date : " + dataJson.setlists.setlist[0]['@eventDate'] + " Event tour : " + dataJson.setlists.setlist[0]['@tour']);
	result.appendChild(textNode);
	document.getElementById("resultConcert").appendChild(result);

}

/* Tour */ 


function searchTour(nameArtist,nameTour){
    var serviceURL = "http://api.setlist.fm/rest/0.1/search/setlists.json?"; 
    var parameter = new String();
    // SEE searchConcert

    $.ajax({
	    url : serviceURL + "" + parameter,
		type : "GET",
		//        dataType : "json",
		success : parseTour,
		error : showError
		});

}

function parseTour(dataJson){
    console.log("response " + dataJson);
    
    
}

/**
 * Callback ajax error
 * @param request
 * @param error
 * @param obj
 */
function showError(request, error, obj) {
        console.log("Error received" + error + " " + request);
        alert("Error contacting remote Server.");
}

$( function() {
		
	/*$('#playaudio').click(function() {
        // Note: two ways to access media file: web and local file        
        //src = 'http://audio.ibeat.org/content/p1rj1s/p1rj1s_-_rockGuitar.mp3';
        
        // local (on device): copy file to project's /assets folder:
        //var src = '/android_asset/spittinggames.m4a';
        
        playAudio(src);
    });*/

    // Start with Manual selected and Flip Mode hidden
    $('#nav-manual').focus();
    $('#content-list1').hide();
    $('#content-list2').hide();
    $('#content-list3').hide();
    $('#content-list4').hide();
   
    $('#nav-manual').live('tap', function() {
    	console.log("nav-manual taped");
        $('#content-list1').hide();
	$('#content-list2').hide();
	$('#content-list3').hide();
	$('#content-list4').hide();
        $('#content-manual').show();
        stopAudio();
    });
   
    $('#nav-list1').live('tap', function() {
        $('#content-manual').hide();	
	$('#content-list2').hide();
	$('#content-list3').hide();
	$('#content-list4').hide();
        $('#content-list1').show();
    });
 $('#nav-list2').live('tap', function() {
        $('#content-manual').hide();	
        $('#content-list1').hide();
	$('#content-list3').hide();
	$('#content-list4').hide();
        $('#content-list2').show();
    });
	
 $('#nav-list3').live('tap', function() {
        $('#content-manual').hide();	
        $('#content-list2').hide();
	$('#content-list1').hide();
	$('#content-list4').hide();
        $('#content-list3').show();
    });
	
 $('#nav-list4').live('tap', function() {
        $('#content-manual').hide();	
        $('#content-list2').hide();
	$('#content-list3').hide();
	$('#content-list1').hide();
        $('#content-list4').show();
    });
		

    $("#pauseaudio").live('click', function() {
        pauseAudio();
    });
    
    $("#stopaudio").live('tap', function() {
        stopAudio();
    });
    
    $('#music1').click(function() {
    	src = 'http://www.universal-soundbank.com/mp3/sounds/10157.mp3';
    	playAudio(src);
    });
    
    $('#music2').click(function() {
    	src = 'http://www.universal-soundbank.com/mp3/sounds/10183.mp3';
    	playAudio(src);
    });
    
    $('#music3').click(function() {
    	src = 'http://folk.ntnu.no/henninsc/thug.mp3';
    	playAudio(src);
    });
    
    $('#music4').click(function() {
    	src = 'http://stream1.addictradio.net/addictrock.mp3';
    	playAudio(src);
    });
    
    $("#searchButtonConcert").click(function() {
	    // get the vars : artistName and cityName
	    artistName=$('#artistNameConcert').val();	
	    nameCity=$('#cityName').val();
	    // call the function to make an ajax request
        searchConcerts(artistName, nameCity);
    });
    
    $("#searchButtonTour").click(function() {

	    // searchTour(nameArtist, nameTour);
    });
    
    // implement a function to read a file from the sdcard
    
});