function selectSupportConcept(cb2ScOid) {
    showSpinner();
    $("#CostBearer2SupportConceptOid").val(cb2ScOid);
    $("#selectSupportConceptForm").submit();
}

function setSelectedEmployee() {
    var employeeOid = parseInt($("#employeesDropDown").find(":selected").val());

    if (isNaN(employeeOid)) {
        return;
    }

    $.get(getSetServiceRecordEmployeeUrl(), { employeeOid: employeeOid });
}

function checkJson(str) {
    try {
        JSON.parse(str);
    } catch (error) {
        return false;
    }

    return true;
}

function serviceDescriptionSelectOnReset(categorySelectId, leistungSelectId, textmoduleContainerId, treeId) {
    setTimeout(function () {
        loadServiceDescriptions(categorySelectId, leistungSelectId, textmoduleContainerId, treeId);
    }, 100);
}

function showAlertMessage(message) {
    $("#form-alert").html(message);
    $("#form-alert").show();
}

function resetCreateForm() {
    $("#serviceRecordCreationForm").trigger("reset");

    var test = $("#has-any-rating-types").val().toLowerCase() === "true";

    if (test) {
        $(".goal-rating-badge").text("Bewerten");
    } else {
        $(".goal-rating-badge").text("");
    }
}

function submitSingleBookingForm() {
    showSpinner();

    validateForm($("#singleBookingForm"), null);
}

function submitCreateForm() {
    showSpinner();

    validateForm($("#serviceRecordCreationForm"), null);
}

function submitEditForm() {
    showSpinner();

    validateForm($("#serviceRecordEditForm"), null);
}

function submitGroupBookingEditForm() {
    showSpinner();

    validateForm($("#groupBookingEditingForm"), null);
}

function submitGroupBookingForm() {
    showSpinner();

    validateForm($("#groupBookingForm"), null);
}

function deactivateGroupBookingForm() {
    $("#employees-button, #category-select, #leistung-select, #start-date, #end-date, #start-time, #end-time, #duration, #distance, textarea, #reset-button, #create-button, #textbausteine-button, #hours-minutes-dropdown-btn, #marker-cb").prop("disabled", true);
}

function activateGroupBookingForm() {
    $("#employees-button, #category-select, #leistung-select, #start-date, #end-date, #start-time, #end-time, #duration, #distance, textarea, #reset-button, #create-button, #textbausteine-button, #hours-minutes-dropdown-btn, #marker-cb").prop("disabled", false);
}

function deleteServiceRecord(serviceRecordOid) {
    showMessagePopupWithCallback("Eintrag löschen", "Sind Sie sicher, dass Sie den Eintrag löschen möchten?",
        function() {
            var url = getValidateServiceRecordDeletionUrl();

            $.get(url, { serviceRecordOidString: serviceRecordOid }).done(function(result) {
                if (result === "Error") {
                    showAlertMessageBox("Fehler", "Es ist ein Fehler aufgetreten", null, false);
                    return;
                }

                var form = $("#deletion-form");

                if(result.length === 0) {
                    if(form.length !== 0) {
                        logError("Sollte nicht mehr eintreffen; serviceRecordOid: " + serviceRecordOid);
                        $("#oidHolder").val(serviceRecordOid);

                        showSpinner();
                        form.submit();
                    }
                } else { // Meldungen
                    hideSpinner();

                    var validationResult = parseJason(result);

                    if(validationResult.Message === null) {
                        $("#oidHolder").val(serviceRecordOid);

                        showSpinner();
                        form.submit();
                        return;
                    }

                    $("#oidHolder").val(serviceRecordOid);

                    var kannTrotzdemGespeichertWerden = validationResult.KannTrotzdemGespeichertWerden;

                    var validationCallback = function() {
                        $("#messagePopup .modal-body").html();
                        if(kannTrotzdemGespeichertWerden) {
                            showSpinner();
                            form.submit();
                        }
                    };

                    if(kannTrotzdemGespeichertWerden) {
                        showWarningMessageBox("Fehler", validationResult.Message, validationCallback, false);
                    } else {
                        showAlertMessageBox("Fehler", validationResult.Message, validationCallback, false);
                    }
                }
            });
        }, false);
}

function validateForm(form, prefix) {
    if(form === undefined || form === null) {
        hideSpinner();
        return;
    }

    if(prefix === undefined || prefix === null) {
        prefix = "";
    }
    
    var errorMessage = "";
    var isNoticeMandatory = getIsDocumentationMandatory();
    var numberOfNoticeTextareas = getNumberOfDokutypes();

    var isValid = true;

    if(isNoticeMandatory) {
        if(numberOfNoticeTextareas === 0) {
            var doku = $("#" + prefix + "dokufeld").val();

            isValid = doku.length > 0;
        } else {
            for(var i = 0; i < numberOfNoticeTextareas; i++) {
                var d = $("#" + prefix + "doku-textarea-" + i).val();

                isValid = d.length > 0;

                if(isValid) {
                    break;
                }
            }
        }

        if(isValid === false) {
            errorMessage = "Bitte füllen Sie " + (numberOfNoticeTextareas > 1 ? "mindestens ein" : "das") + " Dokumentationsfeld aus.<br/>";
        }
    }
    
    var startAndEndDates = getStartAndEndDate(prefix);

    if(startAndEndDates === null && isValid) {
        isValid = false;
        errorMessage += "Die Datums- und / oder Zeitangaben sind nicht korrekt.<br/>";
    }

    if(isValid === false) {
        hideSpinner();

        showAlertMessageBox("Fehler",
            errorMessage,
            function() {
                $("#messagePopup .modal-body").html();
            },
            true);

        return;
    }

    if(startAndEndDates !== null && isValid) {
        var start = startAndEndDates[0];
        var end = startAndEndDates[1];

        if (end.isBefore(start)) {
            showAlertMessageBox("Fehler", "Das Ende muss vor dem Start liegen!", null, false);
        }

        var [doku1, doku2, doku3, doku4, doku5] = getDokuTexte();

        var startTimeInput = $(`#${prefix}start-time`);
        var endTimeInput = $(`#${prefix}end-time`);
        
        $("#srv-date").val(start.format("DD.MM.YYYY"));
        $("#srv-end-date").val(end.format("DD.MM.YYYY"));
        $("#srv-start").val(startTimeInput.val());
        $("#srv-end").val(endTimeInput.val());

        $("#srv-doku1").val(doku1);
        $("#srv-doku2").val(doku2);
        $("#srv-doku3").val(doku3);
        $("#srv-doku4").val(doku4);
        $("#srv-doku5").val(doku5);
        $("#srv-distance").val($(`#${prefix}distance`).val());
        $("#srv-form-id").val(form.attr("id"));
        $("#srv-marker").val($(`${prefix}marker-cb`).val());
        $("#srv-service-description").val($(`#${prefix}leistung-select`).find(":selected").val());
        $("#srv-duration").val($(`#${prefix}duration`).val());
        
        showSpinner();
        $("#service-record-validation-form").submit();
    }
}

function getDokuTexte() {
    try {
        var noticeList = [null, null, null, null, null];

        var isMultiBooking = $("#mb-dokufeld").length > 0 || $("#mb-doku-textarea-0").length > 0;

        var multiBookingPrefix = isMultiBooking ? "mb-" : "";

        var hasMultipleDokufelder = $("#" + multiBookingPrefix + "dokufeld").length === 0;

        var dokufeldCounter = 0;

        if(hasMultipleDokufelder) {
            for(var i = 0; i < 5; i++) {
                var dokufeld = $("#" + multiBookingPrefix + "doku-textarea-" + i);

                if(dokufeld.length > 0) {
                    noticeList[i] = dokufeld.val();
                    dokufeldCounter++;
                }
            }
        } else {
            noticeList[0] = $("#" + multiBookingPrefix + "dokufeld").val();
            dokufeldCounter = 1;
        }

        var x = "";
        for (var ii = 0; ii < dokufeldCounter; ii++) {
            x += noticeList[ii];

            if (ii < noticeList.length - 1) {
                x += ", ";
            }
        }

        return noticeList;
    } catch (error) {
        showErrorPopup(error);
    }
}

function showGoalRatingPopup(goalOid) {
    try {
        $("#goal-rating-popup").modal("show");
        $("#goal-to-rate-oid").val(goalOid);
    } catch (error) {
        showErrorPopup(error);
    }
}

function hideGoalRatingPopup() {
    try {
        $("#goal-rating-popup").modal("hide");
    } catch (error) {
        showErrorPopup(error);
    }
}

function rateGoal(ratingTypeOid) {
    try {
        var url = getRateSelectedGoalUrl();

        var goalOid = $("#goal-to-rate-oid").val();

        $.get(url, { ratingTypeOid: ratingTypeOid, goalOid: goalOid }).done(
            function (result) {
                var obj = parseJason(result);

                $("#goal-rating-" + goalOid).text(obj.RatingName);

                hideGoalRatingPopup();
                $("#goal-to-rate-oid").val("");
            }
        );
    } catch(error) {
        showErrorPopup(error);
    }
}

function checkChildNodes(parentOid) {
    var rootElement = $("#c-" + parentOid);
    var checkboxes = rootElement.find("input");

    var isChecked = $("#" + parentOid).prop("checked") === true;

    $.each(checkboxes, function(index, checkbox) {
        var box = $(checkbox);
        var id = box.attr("id");

        if(!id !== parentOid) {
            box.prop("checked", isChecked);
        }
    });
}

function getCheckedGoals() {
    var rootElement = $("#goals-tree");
    var checkboxes = rootElement.find("input");

    var selectedGoals = "";

    $.each(checkboxes, function(index, checkbox) {
        var box = $(checkbox);
        var id = box.attr("id");

        if(box.prop("checked") === true && !id.includes("goal")) {
            selectedGoals += id + ";";
        }
    });

    return selectedGoals.substr(0, selectedGoals.length - 1);
}

function updateSelectedGoals() {
    var selectedGoals = getCheckedGoals();

    $.get(getUpdateGoalsUrl(), { pGoalOids: selectedGoals });
}

function validateDistanceInput() {
    checkNumberInput("distance");
}

function checkNumberInput(inputId) {
    var input = $("#" + inputId).val();

    var isNum = /^\d+$/.test(input);

    return isNum;
}

// Wird bei der Validierung des Formulars benutzt
function getStartAndEndDate(prefix) {
    if(prefix === undefined || prefix === null) {
        prefix = "";
    }

    var startTimePicker = $("#" + prefix + "start-time-picker");
    var endTimePicker = $("#" + prefix + "end-time-picker");
    var startDatePicker = $("#" + prefix + "start-date-picker");
    var endDatePicker = $("#" + prefix + "end-date-picker");

    startDatePicker.datetimepicker("show");
    startDatePicker.datetimepicker("hide");

    endDatePicker.datetimepicker("show");
    endDatePicker.datetimepicker("hide");
    
    var startDate = startDatePicker.datetimepicker("date");
    var endDate = endDatePicker.datetimepicker("date");

    var a = startDate === undefined || startDate === null || !startDate.isValid();
    var b = endDatePicker.length === 0 ? false : endDate === undefined || endDate === null || !endDate.isValid();

    // Bei leeren Startzeit- und Endzeitfeldern. Muss ein Dummydate zurückgeben, 
    // damit das Speichern ohne Angabe der Start- und Endzeit möglich ist.
    if(a && $(`#${prefix}start-time`).val().length === 0 || $(`#${prefix}end-time`).val().length === 0) {
        var dummyStart = startDate;
        var dummyEnd = endDatePicker.length === 0 ? startDate.clone() : endDate;

        dummyStart.hours(0);
        dummyStart.minutes(0);
        dummyStart.seconds(1);

        dummyEnd.hours(0);
        dummyEnd.minutes(0);
        dummyEnd.seconds(1);

        if (dummyEnd.isBefore(dummyStart)) {
            return null;
        }

        return [dummyStart, dummyEnd];
    }

    startTimePicker.datetimepicker("show");
    startTimePicker.datetimepicker("hide");

    endTimePicker.datetimepicker("show");
    endTimePicker.datetimepicker("hide");

    var startTime = startTimePicker.datetimepicker("date");
    var endTime = endTimePicker.datetimepicker("date");

    var c = startTime === undefined || startTime === null || !startTime.isValid();
    var d = endTime === undefined || endTime === null || !endTime.isValid();
    
    if(a || b || c || d) {
        return null;
    }

    if(endDatePicker.length === 0 || endDate.isValid() === false) {
        endDate = startDate.clone();
    }

    startDate = startDate.hours(startTime.hours());
    startDate = startDate.minutes(startTime.minutes());

    endDate = endDate.hours(endTime.hours());
    endDate = endDate.minutes(endTime.minutes());

    if(endDate.isBefore(startDate)) {
        // Wenn das Enddatum nicht sichtbar ist und der Termin länger als den Starttag geht, muss das Enddatum neu berechnet werden
        // Bei Vorhandensein der Minuten/Stunden-Auswahl ist kein (h) im Dauertext!
        var dropDownbutton = $(`#${prefix}hours-minutes-dropdown-btn`);

        var hasMinHourDropdown = dropDownbutton.length > 0;
        var duration = $(`#${prefix}duration`).val();
        var isHour = $(`#${prefix}duration`).prev().text().trim() === "Dauer (h)" || (hasMinHourDropdown && $(`#${prefix}hours-minutes-dropdown-btn`).text() === "Stunden");
        var minutesToAdd = isHour ? 60 * duration : duration;

        endDate = startDate.clone().add(minutesToAdd, "minutes");
        
        return endDate.isBefore(startDate) ? null : [startDate, endDate];
    }

    return [startDate, endDate];
}

function textCategoryOnClick(categoryId) {
    var childrenContainer = $("#" + categoryId + "-children-container");
    var iconSpan = $("#" + categoryId + "-icon-span");

    var displayValue = childrenContainer.css("display");

    var classToRemove = displayValue === "block" ? "fa-angle-down" : "fa-angle-up";
    var classToAdd = displayValue === "block" ? "fa-angle-up" : "fa-angle-down";

    iconSpan.removeClass(classToRemove);
    iconSpan.addClass(classToAdd);

    childrenContainer.toggle();
}

function supportConceptSearchOnChange() {
    try {
        var text = $("#support-concept-search-input").val().toLowerCase();

        var links = $(".blubb-test");

        if (text.length === 0) {
            links.show();
        }

        $.each(links,
            function(index, item) {
                var supportConcept = $(item);

                if(supportConcept.find(".supportconcept-name-header").text().toLowerCase().includes(text)) {
                    supportConcept.show();
                } else {
                    supportConcept.hide();
                }
            });

    } catch (error) {
        showErrorPopup(error);
    }
}

function resetSupportConceptSearch() {
    try {
        $("#support-concept-search-input").val("");
        $(".blubb-test").show();
    } catch (error) {
        showErrorPopup(error);
    }
}

function getSignatureImage(serviceRecordOid, signatureOid) {
    try {
        var url = getGetSignatureImageUrl();

        $.get(url, { serviceRecordOid: serviceRecordOid, signatureOid: signatureOid }).done(function(textAndImage) {
            var kek = textAndImage.split(";");

            var serviceRecordDescription = kek[0];
            var imageData = kek[1] + ";" + kek[2];

            $("#signature-text").html(serviceRecordDescription);
            $("#signature-img").attr("src", imageData);
            
            $("#signature-img-popup").modal("show");
        });
    } catch (error) {
        showErrorPopup(error);
    }
}

function setServiceDescription(id) {
    try {
        var url = getSetServiceDescriptionUrl();
        
        var selectedServiceDescription = $("#" + id).find(":selected").val();
        
        $.get(url, { pServiceDescriptionOid: selectedServiceDescription});
    } catch (error) {
        showErrorPopup(error);
    }
}