rhodecode/public/js/src/components/rhodecode-toast/rhodecode-toast.html

<link rel="import" href="../../../../../../bower_components/paper-button/paper-button.html">
<link rel="import" href="../../../../../../bower_components/iron-a11y-keys-behavior/iron-a11y-keys-behavior.html">
<link rel="import" href="../rhodecode-unsafe-html/rhodecode-unsafe-html.html">
<dom-module id="rhodecode-toast">
    <template>
        <style include="shared-styles"></style>
        <link rel="stylesheet" href="rhodecode-toast.css">
        <template is="dom-if" if="[[hasToasts]]">
            <div class$="container toast-message-holder [[conditionalClass(isFixed)]]">
                <template is="dom-repeat" items="[[toasts]]">
                    <div class$="alert alert-[[item.level]]">
                        <div on-tap="dismissNotification" class="toast-close"  index-pos="[[index]]">
                            <span>[[_gettext('Close')]]</span>
                        </div>
                        <rhodecode-unsafe-html text="[[item.message]]"></rhodecode-unsafe-html>
                    </div>
                </template>
            </div>
        </template>
    </template>

    <script>
        Polymer({
            is: 'rhodecode-toast',
            properties: {
                toasts: {
                    type: Array,
                    value: function(){
                        return []
                    }
                },
                isFixed: {
                    type: Boolean,
                    value: false
                },
                hasToasts: {
                    type: Boolean,
                    computed: '_computeHasToasts(toasts.*)'
                },
                keyEventTarget: {
                    type: Object,
                    value: function() {
                        return document.body;
                    }
                }
            },
            behaviors: [
                Polymer.IronA11yKeysBehavior
            ],
            observers: [
                '_changedToasts(toasts.splices)'
            ],

            keyBindings: {
                'esc:keyup': '_hideOnEsc'
            },

            _hideOnEsc: function (event) {
                return this.dismissNotifications();
            },

            _computeHasToasts: function(){
                return this.toasts.length > 0;
            },

            _debouncedCalc: function(){
                // calculate once in a while
                this.debounce('debouncedCalc', this.toastInWindow, 25);
            },

            conditionalClass: function(){
                return this.isFixed ? 'fixed': '';
            },

            toastInWindow: function() {
                if (!this._headerNode){
                    return true
                }
                var headerHeight = this._headerNode.offsetHeight;
                var scrollPosition = window.scrollY;

                if (this.isFixed){
                    this.isFixed = 1 <= scrollPosition;
                }
                else{
                    this.isFixed = headerHeight <= scrollPosition;
                }
            },

            attached: function(){
                this._headerNode = document.querySelector('.header', document);
                this.listen(window,'scroll', '_debouncedCalc');
                this.listen(window,'resize', '_debouncedCalc');
                this._debouncedCalc();
            },
            _changedToasts: function(newValue, oldValue){
                $.Topic('/favicon/update').publish({count: this.toasts.length});
            },
            dismissNotification: function(e) {
                $.Topic('/favicon/update').publish({count: this.toasts.length-1});
                var idx = e.target.parentNode.indexPos
                this.splice('toasts', idx, 1);

            },
            dismissNotifications: function(){
                $.Topic('/favicon/update').publish({count: 0});
                this.splice('toasts', 0);
            },
            handleNotification: function(data){
                if (!templateContext.rhodecode_user.notification_status && !data.message.force) {
                    // do not act if notifications are disabled
                    return
                }
                this.push('toasts',{
                    level: data.message.level,
                    message: data.message.message
                });
            },
            _gettext: _gettext
        });

    </script>
</dom-module>