/* global HoGoConst, i18n, BEObj, Modal, ClientInfo, HoGoUtils */
(function ($) {

    var API = {
        CHECK_USER_POINT: 'api/v1/CheckUserPoint',
        VALIDATE_STORED_PIN_CODE: 'api/v1/CheckPinValidate',
        VALIDATE_VIEW_ONLINE_EMAIL_ADDRESS: 'api/v1/CreateViewOnlinePINCode',
        VALIDATE_PIN_CODE: 'api/v1/VerifyViewOnlinePINCode'
    };

    var cookieKey = {
        email: 'email',
        pinCode: 'pinCode',
        packageId: 'packId',
        packageType: 'packType',
        documentId: 'documentId'
    };

    var keys, email;

    $(document).on('doViewDocument', function (event, arg) {
        keys = arg;
        // check point first
        $.ajax({
            type: 'POST',
            timeout: HoGoConst.APITimeout,
            url: API.CHECK_USER_POINT,
            data: {'PackageID': arg.packageId},
            dataType: 'json',
            success: function (resp) {

                if (resp.status === 'OK') {

                    var data = resp.data;
                    if (data.points + data.free_points > 0) {

                        if (arg.isSpecificType) {
                            verifyPinCode();
                        } else {
                            checkOnlineView(arg.packageId, arg.docId);
                        }
                    } else {
                        // show message missing point
                        Modal.showAlert({content: i18n.t('error.missing_point')});
                    }
                } else {
                    HoGoUtils.writeLog(data.status_desc);
                    Modal.showAlert({content: i18n.t('error.unknown')});
                }
            }
        });
    });
    $('#emailField').live('keypress', function (event) {
        if (event.which === 13 || event.keyCode === 13) {
            event.preventDefault();
            verifyEmaiPinCode();
        }
    });
    $('#pinCodeField').live('keypress', function (event) {
        if (event.which === 13 || event.keyCode === 13) {
            event.preventDefault();
            verifyShowPinCode();
        }
    });
    // show popup input PIN code
    $('#btnInputPin').live('click', function (event) {
        event.preventDefault();
        showPopupInputPinCode();
    });

    function verifyPinCode() {

        // loading stored cookies
        var email = $.cookie(cookieKey.email),
                pinCode = $.cookie(cookieKey.pinCode),
                packageId = $.cookie(cookieKey.packageId);

        // check local stored pin code
        if (email !== null && pinCode !== null && packageId !== null && packageId === keys.packageId) {
            // call api validate stored value
            $.ajax({
                type: 'POST',
                timeout: HoGoConst.APITimeout,
                url: API.VALIDATE_STORED_PIN_CODE,
                data: {
                    'Email': email,
                    'PinCode': pinCode,
                    'PackageID': packageId,
                    'DocumentID': keys.docId
                },
                dataType: 'json',
                success: function (resp) {

                    if (resp.status === 'OK') {
                        // already to view online
                        checkOnlineView(keys.packageId, keys.docId);
                    } else {
                        // pincode is expired or invalid, re-authorize
                        // clear stored old cookies
                        $.cookie(cookieKey.email, null);
                        $.cookie(cookieKey.pinCode, null);
                        $.cookie(cookieKey.packageId, null);
                        $.cookie(cookieKey.packageType, null);
                        $.cookie(cookieKey.documentId, null);

                        authorizePinCode();
                    }
                }
            });
        } else {
            // require input email to authorize
            authorizePinCode();
        }
    }

    function authorizePinCode() {

        // show popup authorize
        Modal.createModal(2, {
            title: i18n.t('view_online.input_email_title'),
            preventClose: true,
            templateUrl: 'Template/verify_email_pin_code.html',
            onLoad: function () {
                $('#emailField').focus();
            },
            okCallback: verifyEmaiPinCode

        });
    }

    function verifyEmaiPinCode() {

        email = $('#emailField').val();

        // validate input data
        if (HoGoUtils.isValidEmail(email)) {
            verifyEmail(email);
            $('#formContainer').removeClass('has-error');
            $('#helpBlock').addClass('hide');
        } else {
            // show error
            $('#formContainer').addClass('has-error');
            $('#helpBlock').removeClass('hide');
        }
    }
    function verifyEmail(email) {
        $.ajax({
            type: 'POST',
            timeout: HoGoConst.APITimeout,
            url: API.VALIDATE_VIEW_ONLINE_EMAIL_ADDRESS,
            data: {
                'Email': email,
                'DocumentID': keys.docId,
                'PackageID': keys.packageId,
                'Language' : HoGoUtils.detectBrowserLang()
            },
            dataType: 'json',
            success: function (resp) {

                if (resp.status === 'OK') {
                    showPopupInputPinCode();
                } else {
                    HoGoUtils.writeLog(resp.status_desc);
                    Modal.showAlert({content: i18n.t('error.unknown')});
                }
            }
        });
    }

    function showPopupInputPinCode() {
        // input pin code
        Modal.createModal(2, {
            title: i18n.t('view_online.input_pin_code_title'),
            preventClose: true,
            templateUrl: 'Template/verify_pin_code.html',
            okTitle: i18n.t('buttons.submit'),
            onLoad: function () {
                $('#pinCodeField').focus();
            },
            okCallback: verifyShowPinCode
        });
    }

    function verifyShowPinCode() {

        var pinCode = $('#pinCodeField').val();

        // validate input data
        if (pinCode !== '') {
            verifyPIN(pinCode);
            $('#formContainer').removeClass('has-error');
            $('#helpBlock').addClass('hide');
        } else {
            // show error
            $('#formContainer').addClass('has-error');
            $('#helpBlock').removeClass('hide');
        }
    }
    function verifyPIN(PIN) {
        $.ajax({
            type: 'POST',
            timeout: HoGoConst.APITimeout,
            url: API.VALIDATE_PIN_CODE,
            data: {
                'PinCode': PIN,
                'DocumentID': keys.docId,
                'PackageID': keys.packageId
            },
            dataType: 'json',
            success: function (resp) {

                if (resp.status === 'OK') {
                    Modal.closeModal();
                    checkOnlineView(keys.packageId, keys.docId);

                    // save cookies
                    $.cookie(cookieKey.email, email);
                    $.cookie(cookieKey.pinCode, PIN);
                    $.cookie(cookieKey.packageId, keys.packageId);
                    $.cookie(cookieKey.packageType, keys.isSpecificType);
                    $.cookie(cookieKey.documentId, keys.docId);
                } else {
                    HoGoUtils.writeLog(resp.status_desc);
                    // pin code is invalid or expired
                    Modal.showAlert({content: i18n.t('view_online.pin_code_invalid')});
                }
            }
        });
    }

    function checkOnlineView(packageID, documentID) {

        var FLASH_VIEWER_LINK = 'https://www.hogodoc.com/viewer/old-viewer.html?url=:urlFile',
                NEW_VIEWER_LINK = 'viewOnline?packageId=:packageId&documentId=:documentId';

        var postData = {};
        postData['PackageID'] = packageID;
        postData['DocumentID'] = documentID;
        $.ajax({
            type: 'POST',
            timeout: HoGoConst.APITimeout,
            url: 'api/v1/CheckOnlineViewLinkValid',
            data: postData,
            dataType: 'json',
            success: function (data) {
                if (data.status === 'OK') {
                    var viewerInfo = data.data;
                    // check viewer version
                    if (viewerInfo.viewer_version === 1) {
                        // flash viewer
                        if (viewerInfo.url_file && viewerInfo.url_file !== '') {
                            
                            // Check support plug-ins
                            if (BEObj.isAdobeReaderPluginInstalled() === true && BEObj.isBookendPluginBlocked() === false && BEObj.isAdobeReaderPluginBlocked() === false && ClientInfo.checkFlashPlayerInstall() === true) {
                                window.open(FLASH_VIEWER_LINK.replace(':urlFile', encodeURIComponent(viewerInfo.url_file)));
                            } else {
                                // Show warnsing
                                Modal.showAlert({
                                    title: i18n.t('notification.ask_enable_plugin.title'),
                                    content: i18n.t('notification.ask_enable_plugin.content')
                                });
                            }
                        } else {
                            Modal.showAlert({content: i18n.t('error.unknown')});
                        }
                    } else {
                        // new viewer
                        var link = NEW_VIEWER_LINK.replace(':packageId', packageID)
                                .replace(':documentId', documentID);
                        window.location.href = link;
                    }
                } else {
                    HoGoUtils.writeLog(data.status_desc);
                    Modal.showAlert({content: i18n.t('error.unknown')});
                }
            }
        });
    }

})(jQuery);