function openAddAction(){
    resetFormHandlerAction()
    pageselect('handler-add-action-page');
}

function resetFormHandlerAction() {
    $("#selectDevHandler").val('');
    $("#selectActHandler").val('');
    $("#descriptionHandler").val('');
    $("#descriptionHandler").parent().hide();
}

function changeAction() {
    let selectAct = document.getElementById("selectActHandler").value;
    $("#descriptionHandler").parent().hide();
    if (selectAct == 'NOTIFICATION') {
        $("#descriptionHandler").parent().show();
    }
}

function  addHandlerAction() {
    let selectDev = document.getElementById("selectDevHandler").value;
    let selectAct = document.getElementById("selectActHandler").value;
    let description = document.getElementById("descriptionHandler").value;
    if (selectAct !== 'NOTIFICATION') description = null ;
    HandlerActionTable.row.add({
        "id": null,
        "controller": selectDev,
        "type": selectAct,
        "typeLocalized": getTypeLocalized(selectDev, selectAct),
        "allowedControllers": getAllowedControllers(),
        "allowedTypes": mapControllers[$('#selectDevHandler').val()],
        "description": description
    }).draw();
    resetFormHandlerAction();
    customHistory.back();
}

function fillFieldByFunction(func) {
    $.ajax({
        type: "GET",
        url: '/api/refs/handler/controllers?'
            + 'group=' + $('#groupHandler').val(),
        contentType: "application/json; charset=utf-8",
        dataType: "json",
        success: function (data) {
            func(data);
            },
        error: function(errMsg) {
            console.log(errMsg);
        }
    });
}

function fillActionField(data) {
    let selectedController = $('#selectDevHandler').val();
    let options = "<option selected disabled hidden value=''>выберите действие</option>";
    for (let i = 0; i < data.length; i++) {
        let controller = data[i].controller;
        if (controller === selectedController) {
            let types = data[i].allowedTypes;
            for (let j = 0; j < types.length; j++) {
                options = options + `<option value="${types[j].type}">${types[j].typeLocalized}</option>`;
            }
        }
    }
    $('#selectActHandler').empty().append(options);
}

function fillControllerField(data) {
    let options = "<option selected disabled hidden value=''>выберите устройство</option>";
    for (let i = 0; i < data.length; i++) {
        let optionVal = data[i].controller;
        options = options + `<option value="${optionVal}">${optionVal}</option>`;
    }
    $('#selectDevHandler').empty().append(options);
}

function getAllowedControllers() {
    let devices = [];
    let index = 0;
    for (let device in mapControllers) {
        devices[index++] = device;
    }
    return devices;
}

function getTypeLocalized(controllerName, actionName) {
    for (let device in mapControllers) {

        if (device === controllerName) {
            let arr = mapControllers[device];
            for (let i = 0; i < arr.length; i++) {
                if (arr[i].type === actionName) {
                    return arr[i].typeLocalized;
                }
            }
        }
    }
    return actionName;
}