/*
 * Copyright © 2015, 2019 Acoustic, L.P. All rights reserved.
 *
 * NOTICE: This file contains material that is confidential and proprietary to
 * Acoustic, L.P. and/or other developers. No license is granted under any intellectual or
 * industrial property rights of Acoustic, L.P. except as may be provided in an agreement with
 * Acoustic, L.P. Any unauthorized copying or distribution of content from this file is
 * prohibited.
 */

import { StringObject } from "cordova-acoustic-mobile-push";
import MCEInboxPlugin from "./MCEInboxPlugin";
import {
    InboxMessage,
    InboxRegistry,
    InboxRegistryMap,
} from "./MCEInboxPluginTypes";

namespace MCEInbox {
    var inboxRegistry: InboxRegistryMap = {};
    var inboxMessages: InboxMessage[] = [];

    export const setInboxRegistry = function (
        name: string,
        handlers: InboxRegistry
    ) {
        inboxRegistry[name] = handlers;
    };

    export const openInboxMessage = function (inboxMessage: InboxMessage) {
        MCEPlugin.queueAddEvent({
            type: "inbox",
            name: "messageOpened",
            timestamp: new Date(),
            attributes: {
                richContentId: inboxMessage.richContentId,
                inboxMessageId: inboxMessage.inboxMessageId,
                attribution: inboxMessage.attribution,
                mailingId: inboxMessage.mailingId,
            },
        });
        $("#inboxMessageContent").attr(
            "inboxMessageId",
            inboxMessage["inboxMessageId"]
        );
        MCEInboxPlugin.readMessageId(inboxMessage["inboxMessageId"]);
        var messageElem = $("#inboxMessages div[inboxMessageId=" + inboxMessage["inboxMessageId"] + "] .titleOrSubject");
        messageElem.addClass('old');
        inboxMessage["expirationDate"] =
            new Date(inboxMessage["expirationDate"]).getTime() / 1000;
        inboxMessage["sendDate"] =
            new Date(inboxMessage["sendDate"]).getTime() / 1000;
        var template = inboxMessage["template"];
        var html = inboxRegistry[template]["display"](inboxMessage);
        $("#inboxMessageContent").html(html);
        $.mobile.changePage("#inboxMessage", { transition: "slide" });
        var inboxMessageId = inboxMessage["inboxMessageId"];
        var messageIndex = MCEInbox.findMessageIndex(inboxMessageId);
        $("#down_button").css("opacity", 1);
        $("#up_button").css("opacity", 1);
        if (messageIndex == 0) $("#up_button").css("opacity", 0.5);
        if (messageIndex == inboxMessages.length - 1)
            $("#down_button").css("opacity", 0.5);

        $("#inboxMessageContent a").attr(
            "inboxMessageId",
            inboxMessage["inboxMessageId"]
        );
        $("#inboxMessageContent a").click(function () {
            var parts = $(this).attr("href").split(":");
            if (parts[0].toLowerCase() == "actionid") {
                var actions = inboxRegistry[template]["actions"](inboxMessage);
                var action = actions[parts[1]];
                MCEInboxPlugin.executeInboxAction(
                    action,
                    $(this).attr("inboxMessageId")
                );
                return false;
            }
            return true;
        });
    };

    export const findMessageIndex = function (inboxMessageId: string) {
        var messageIndex = 0;
        for (let i = 0; i < inboxMessages.length; i++) {
            var inboxMessage = inboxMessages[i];
            if (inboxMessageId == inboxMessage["inboxMessageId"])
                messageIndex = i;
        }
        return messageIndex;
    };

    document.addEventListener("deviceready", function () {
        $(document).on(
            "click",
            "#inboxMessages [inboxMessageId] [open]",
            function (event) {
                var inboxMessageId = $(this)
                    .parents("[inboxMessageId]")
                    .attr("inboxMessageId");
                MCEInboxPlugin.fetchInboxMessageId(
                    inboxMessageId,
                    function (inboxMessage) {
                        MCEInbox.openInboxMessage(inboxMessage);
                    }
                );
            }
        );

        $("#up_button").click(function () {
            var inboxMessageId = $("#inboxMessageContent").attr(
                "inboxMessageId"
            );
            var messageIndex = MCEInbox.findMessageIndex(inboxMessageId);
            if (messageIndex > 0) messageIndex--;

            MCEInbox.openInboxMessage(inboxMessages[messageIndex]);
        });
        $("#down_button").click(function () {
            var inboxMessageId = $("#inboxMessageContent").attr(
                "inboxMessageId"
            );
            var messageIndex = MCEInbox.findMessageIndex(inboxMessageId);
            if (messageIndex < inboxMessages.length - 1) messageIndex++;

            MCEInbox.openInboxMessage(inboxMessages[messageIndex]);
        });
        $("#delete_button").click(function () {
            var inboxMessageId = $("#inboxMessageContent").attr(
                "inboxMessageId"
            );

            $("#inboxMessages div[inboxMessageId=" + inboxMessageId + "]").hide(
                400
            );
            MCEInboxPlugin.deleteMessageId(inboxMessageId);

            if (
                navigator.userAgent.match(/iPad/i) ||
                navigator.userAgent.match(/iPhone/i) ||
                navigator.userAgent.match(/iPod/i)
            ) {
                $.mobile.changePage("#inbox", {
                    transition: "slide",
                    reverse: true,
                });
            } else {
                // Not sure what library adds navigator.app, but it's non-standard.
                // @ts-ignore
                navigator.app.backHistory();
            }

            var messageIndex = MCEInbox.findMessageIndex(inboxMessageId);
            inboxMessages.splice(messageIndex, 1);

            if (inboxMessages.length == 0) {
                $("#inboxMessages").append(
                    $("<div>", { class: "emptyInbox" }).html(
                        "Inbox has no messages."
                    )
                );
            }
            $("#inboxMessageContent").html("");
        });
        $("#refresh_button").click(function () {
            MCEInboxPlugin.syncInboxMessages();
        });

        MCEPlugin.setRegisteredActionCallback(function (
            action: StringObject,
            payload: StringObject
        ) {
            MCEInboxPlugin.fetchInboxMessageId(
                action["inboxMessageId"],
                function (inboxMessage) {
                    MCEInbox.openInboxMessage(inboxMessage);
                }
            );
        },
        "openInboxMessage");

        // Before starting sync, setup the handler for the sync callback
        MCEInboxPlugin.setInboxMessagesUpdateCallback(function (
            newInboxMessages: InboxMessage[]
        ) {
            inboxMessages = newInboxMessages;

            var scrollPosition = $("body").scrollTop();

            // Smoother refresh, cache html of message
            var inboxMessageCache = {};
            for (let i = 0; i < inboxMessages.length; i++) {
                var inboxMessage = inboxMessages[i];
                var inboxMessageId = inboxMessage["inboxMessageId"];
                inboxMessageCache[inboxMessageId] = $(
                    "#inboxMessages div[inboxMessageId=" + inboxMessageId + "]"
                ).html();
            }

            $("#inboxMessages").html("");

            if (inboxMessages.length == 0) {
                $("#inboxMessages").append(
                    $("<div>", { class: "emptyInbox" }).html(
                        "Inbox has no messages."
                    )
                );
            }

            for (let i = 0; i < inboxMessages.length; i++) {
                var inboxMessage = inboxMessages[i];
                inboxMessage["expirationDate"] = new Date(
                    inboxMessage["expirationDate"]
                ).getTime();
                inboxMessage["sendDate"] = new Date(
                    inboxMessage["sendDate"]
                ).getTime();
                var inboxMessageId = inboxMessage["inboxMessageId"];
                var template = inboxMessage["template"];

                // Smoother refresh, use cached html instead of just "loading"
                var preview = inboxMessageCache[inboxMessageId]
                    ? inboxMessageCache[inboxMessageId]
                    : "<div>Loading...</div>";
                $("#inboxMessages").append(
                    "<div index='" +
                        i +
                        "' class='messagePreview " +
                        template +
                        "Preview' inboxMessageId='" +
                        inboxMessageId +
                        "'>" +
                        preview +
                        "</div>"
                );

                // This will delay loading of the content until the div is scrolled into view.
                // Alternatively, you could just disable the outer block and load the contents immediately.
                $("#inboxMessages [inboxMessageId=" + inboxMessageId + "]").one(
                    "inview",
                    function (event, visible) {
                        var i = $(this).attr("index");
                        var inboxMessage: InboxMessage = inboxMessages[i];
                        var inboxMessageId = $(this).attr("inboxMessageId");
                        var template = inboxMessage["template"];
                        var html =
                            inboxRegistry[template]["preview"](inboxMessage);
                        $(
                            "#inboxMessages div[inboxMessageId=" +
                                inboxMessageId +
                                "]"
                        ).html(html);
                    }
                );
            }
            $("body").scrollTop(scrollPosition);
        });

        MCEInboxPlugin.syncInboxMessages();
    });
}

export = MCEInbox;