var hubber = $.connection.jobUpdaterHub;

$(function () {
  //  $.connection.hub.logging = true;
    var v = document.getElementById("userId").innerHTML;
    $.connection.hub.qs = { 'userid': v };
    $.connection.hub.start().done(function () {
        hubber.server.initConnection();
        redrawMain();
    });
    //processes updates task info for each individual task
    hubber.client.processData = function (id, data, name) {
        var obj = JSON.parse(data);
        editTaskData(id, obj);

        saveData(id, obj.StateLog, name);
        console.log("#UPDATED " + id);
    }
    //processes updated job info
    hubber.client.processJobData = function (calc, fin) {
        editJobData(calc, fin);
    }
    //Called when server is done with request
    hubber.client.requestDone = function () {
        if (document.getElementById("refreshtogg").checked) {
            setTimeout(function () {
                hubber.server.updateAll();
                console.log("#REFRESH ALL");

            }, 5000);
        }
    }
})

//Toggles the refresh button. ON is refresh every 5 sec, OFF is no refresh
function autoRefresh() {
    if (document.getElementById("refreshtogg").checked)
        hubber.server.updateAll();

}
//Restarts an aborted, paused or failed task
function restart(id) {
    document.getElementById("restarterbtn" + id).disabled = true;
    document.getElementById("restarterbtn" + id).value = "Sending restart request...";
    hubber.server.restartTask(id);
}
//Writes the new job info to the page
function editJobData(c, f) {
    $("#jobcalculating").html("Calculating: " + c);
    $("#jobfinished").html("Finished: " + f);
}
//Writes updated task info to the page
function editTaskData(id, task) {
    //lastupdate
    if (task.LastHeartbeat != null) {
        var dat = new Date(task.LastHeartbeat);
        $("#lastupdpar" + id).html("Last update: " + dat.toUTCString());
    }
    else
        $("#lastupdpar" + id).html("No updates yet");
    //task restarter
    document.getElementById("restarter" + id).style.display = "none";
    //state
    if (task.State == "0") {//OFFLINE
        $("#statepar" + id).css({
            'color': 'gray',
            'font-weight': 'normal'
        });
        $("#statepar" + id).html("State: Offline");
    }
    else if (task.State == "1") {//WAITING
        $("#statepar" + id).css({
            'color': 'white',
            'font-weight': 'normal'
        });
        $("#statepar" + id).html("State: Waiting");
    }
    else if (task.State == "2") {//TRANSFERRING
        $("#statepar" + id).css({
            'color': 'white',
            'font-weight': 'normal',
            'text-shadow': '2px 2px black'
        });
        $("#statepar" + id).html("State: Transferring");
    }
    else if (task.State == "3") {//CALCULATING
        $("#statepar" + id).css({
            'color': 'white',
            'font-weight': 'normal'
        });
        $("#statepar" + id).html("State: Calculating");
    }
    else if (task.State == "4") {//PAUSED 
        $("#statepar" + id).css({
            'color': 'white',
            'font-weight': 'normal'
        });
        $("#statepar" + id).html("State: Paused");
        //Able to restart
        document.getElementById("restarter" + id).style.display = "";
        document.getElementById("restarterbtn" + id).disabled = false;
        document.getElementById("restarterbtn" + id).value = "Restart task";
    }
    else if (task.State == "5") {//FINISHED
        $("#statepar" + id).css({
            'color': '#009900',
            'font-weight': '900',
            'text-shadow': '1px 1px black'
        });
        $("#statepar" + id).html("State: Finished");
        var datf = new Date(task.StateLog[task.StateLog.length - 1].DateTime);
        $("#lastupdpar" + id).html("Finished: " + datf.toUTCString());
    }
    else if (task.State == "6") {//ABORTED
        $("#statepar" + id).css({
            'color': '#e60000',
            'font-weight': '900',
            'text-shadow': '1px 1px black'
        });
        $("#statepar" + id).html("State: Aborted");
        //Able to restart
        document.getElementById("restarter" + id).style.display = "";
        document.getElementById("restarterbtn" + id).disabled = false;
        document.getElementById("restarterbtn" + id).value = "Restart task";
    }
    else if (task.State == "7") {//FAILED
        $("#statepar" + id).css({
            'color': '#e60000',
            'font-weight': '900',
            'text-shadow': '1px 1px black'
        });
        $("#statepar" + id).html("State: Failed");
        //Able to restart
        document.getElementById("restarter" + id).style.display = "";
        document.getElementById("restarterbtn" + id).disabled = false;
        document.getElementById("restarterbtn" + id).value = "Restart task";
    }

    //execution time
    $("#executionpar" + id).html(task.ExecutionTime + " executed");
    //exception
    if (task.StateLog[task.StateLog.length - 1].Exception != null)
        if (task.StateLog[task.StateLog.length - 1].Exception != "") {
            $("#exceptionpar" + id).html("Exception: " + task.StateLog[task.StateLog.length - 1].Exception)
            $("#exceptionpar" + id).css({
                'color': '#e60000',
                'font-weight': '700',
                'text-shadow': '1px 1px black'
            });
        }
        else if (task.State == "6") {
            $("#exceptionpar" + id).html("Task is aborted.")
            $("#exceptionpar" + id).css({
                'color': '#e65c00',
                'font-weight': '700',
                'text-shadow': '1px 1px black'
            });
        }
        else {
            $("#exceptionpar" + id).html("No exceptions");
            $("#exceptionpar" + id).css({
                'color': 'white',
                'text-shadow': '2px 2px black'
            });
        }
    else {
        $("#exceptionpar" + id).html("No exceptions");
        $("#exceptionpar" + id).css({
            'color': 'white',
            'text-shadow': '2px 2px black'
        });
    }
    //state changes
    $("#statechangespar" + id).html("Statelogs: " + task.StateLog.length);
    //graph title
    var dat1 = new Date(task.StateLog[0].DateTime);
    var dat2 = new Date(task.StateLog[task.StateLog.length - 1].DateTime);
    $("#graphtitle" + id).html(
        "From " + dat1.toUTCString() +
        "<br/> to " + dat2.toUTCString()
        );
}