define(["dialogHelper", "loading", "connectionManager", "globalize", "actionsheet", "emby-input", "paper-icon-button-light", "emby-button", "listViewStyle", "material-icons", "formDialogStyle"], function (dialogHelper, loading, connectionManager, globalize, actionsheet) {
    "use strict";

    return function (options) {
        function parentWithClass(elem, className) {
            while (!elem.classList || !elem.classList.contains(className)) {
                elem = elem.parentNode;
                if (!elem) {
                    return null;
                }
            }

            return elem;
        }

        function mapChannel(button, channelId, providerChannelId) {
            loading.show();
            var providerId = options.providerId;
            connectionManager.getApiClient(options.serverId).ajax({
                type: "POST",
                url: ApiClient.getUrl("LiveTv/ChannelMappings"),
                data: {
                    providerId: providerId,
                    tunerChannelId: channelId,
                    providerChannelId: providerChannelId
                },
                dataType: "json"
            }).then(function (mapping) {
                var listItem = parentWithClass(button, "listItem");
                button.setAttribute("data-providerid", mapping.ProviderChannelId);
                listItem.querySelector(".secondary").innerHTML = getMappingSecondaryName(mapping, currentMappingOptions.ProviderName);
                loading.hide();
            });
        }

        function onChannelsElementClick(e) {
            var btnMap = parentWithClass(e.target, "btnMap");

            if (btnMap) {
                var channelId = btnMap.getAttribute("data-id");
                var providerChannelId = btnMap.getAttribute("data-providerid");
                var menuItems = currentMappingOptions.ProviderChannels.map(function (m) {
                    return {
                        name: m.Name,
                        id: m.Id,
                        selected: m.Id.toLowerCase() === providerChannelId.toLowerCase()
                    };
                }).sort(function (a, b) {
                    return a.name.localeCompare(b.name);
                });
                actionsheet.show({
                    positionTo: btnMap,
                    items: menuItems
                }).then(function (newChannelId) {
                    mapChannel(btnMap, channelId, newChannelId);
                });
            }
        }

        function getChannelMappingOptions(serverId, providerId) {
            var apiClient = connectionManager.getApiClient(serverId);
            return apiClient.getJSON(apiClient.getUrl("LiveTv/ChannelMappingOptions", {
                providerId: providerId
            }));
        }

        function getMappingSecondaryName(mapping, providerName) {
            return (mapping.ProviderChannelName || "") + " - " + providerName;
        }

        function getTunerChannelHtml(channel, providerName) {
            var html = "";
            html += '<div class="listItem">';
            html += '<i class="md-icon listItemIcon">dvr</i>';
            html += '<div class="listItemBody two-line">';
            html += '<h3 class="listItemBodyText">';
            html += channel.Name;
            html += "</h3>";
            html += '<div class="secondary listItemBodyText">';

            if (channel.ProviderChannelName) {
                html += getMappingSecondaryName(channel, providerName);
            }

            html += "</div>";
            html += "</div>";
            html += '<button class="btnMap autoSize" is="paper-icon-button-light" type="button" data-id="' + channel.Id + '" data-providerid="' + channel.ProviderChannelId + '"><i class="md-icon">mode_edit</i></button>';
            return html += "</div>";
        }

        function getEditorHtml() {
            var html = "";
            html += '<div class="formDialogContent">';
            html += '<div class="dialogContentInner dialog-content-centered">';
            html += '<form style="margin:auto;">';
            html += "<h1>" + globalize.translate("HeaderChannels") + "</h1>";
            html += '<div class="channels paperList">';
            html += "</div>";
            html += "</form>";
            html += "</div>";
            return html += "</div>";
        }

        function initEditor(dlg, options) {
            getChannelMappingOptions(options.serverId, options.providerId).then(function (result) {
                currentMappingOptions = result;
                var channelsElement = dlg.querySelector(".channels");
                channelsElement.innerHTML = result.TunerChannels.map(function (channel) {
                    return getTunerChannelHtml(channel, result.ProviderName);
                }).join("");
                channelsElement.addEventListener("click", onChannelsElementClick);
            });
        }

        var currentMappingOptions;
        var self = this;

        self.show = function () {
            var dialogOptions = {
                removeOnClose: true
            };
            dialogOptions.size = "small";
            var dlg = dialogHelper.createDialog(dialogOptions);
            dlg.classList.add("formDialog");
            dlg.classList.add("ui-body-a");
            dlg.classList.add("background-theme-a");
            var html = "";
            var title = globalize.translate("MapChannels");
            html += '<div class="formDialogHeader">';
            html += '<button is="paper-icon-button-light" class="btnCancel autoSize" tabindex="-1"><i class="md-icon">&#xE5C4;</i></button>';
            html += '<h3 class="formDialogHeaderTitle">';
            html += title;
            html += "</h3>";
            html += "</div>";
            html += getEditorHtml();
            dlg.innerHTML = html;
            initEditor(dlg, options);
            dlg.querySelector(".btnCancel").addEventListener("click", function () {
                dialogHelper.close(dlg);
            });
            return new Promise(function (resolve, reject) {
                dlg.addEventListener("close", resolve);
                dialogHelper.open(dlg);
            });
        };
    };
});