import {bdConfig, minSupportedVersion, bbdVersion, settingsCookie, bdpluginErrors, bdthemeErrors, bbdChangelog, defaultCookie, currentDiscordVersion} from "../0globals";
import Utils from "./utils";
import emoteModule from "./emoteModule";
import quickEmoteMenu from "./quickEmoteMenu";

import BDV2 from "./v2";
import settingsPanel from "./settingsPanel";
import pluginModule from "./pluginModule";
import themeModule from "./themeModule";
import DataStore from "./dataStore";
import WebpackModules from "./webpackModules";
import DOM from "./domtools";

import BDLogo from "../ui/bdLogo";
import TooltipWrap from "../ui/tooltipWrap";

function Core() {}

Core.prototype.setConfig = function(config) {
    Object.assign(bdConfig, config);
};

Core.prototype.init = async function() {
    if (!Array.prototype.flat) {
        Utils.alert("Not Supported", "BetterDiscord v" + bbdVersion + " does not support this old version (" + currentDiscordVersion + ") of Discord. Please update your Discord installation before proceeding.");
        return;
    }

    if (bdConfig.version < minSupportedVersion) {
        Utils.alert("Not Supported", "BetterDiscord v" + bdConfig.version + " (your version)" + " is not supported by the latest js (" + bbdVersion + ").<br><br> Please download the latest version from <a href='https://github.com/rauenzi/BetterDiscordApp/releases/latest' target='_blank'>GitHub</a>");
        return;
    }

    if (window.ED) {
        Utils.alert("Not Supported", "BandagedBD does not work with EnhancedDiscord. Please uninstall one of them.");
        return;
    }

    if (window.WebSocket && window.WebSocket.name && window.WebSocket.name.includes("Patched")) {
        Utils.alert("Not Supported", "BandagedBD does not work with Powercord. Please uninstall one of them.");
        return;
    }

    const latestLocalVersion = bdConfig.updater ? bdConfig.updater.LatestVersion : bdConfig.latestVersion;
    if (latestLocalVersion > bdConfig.version) {
        Utils.alert("Update Available", `
            An update for BandagedBD is available (${latestLocalVersion})! Please Reinstall!<br /><br />
            <a href='https://github.com/rauenzi/BetterDiscordApp/releases/latest' target='_blank'>Download Installer</a>
        `);
    }

    Utils.log("Startup", "Initializing Settings");
    this.initSettings();
    Utils.log("Startup", "Initializing EmoteModule");
    window.emotePromise = emoteModule.init().then(() => {
        emoteModule.initialized = true;
        Utils.log("Startup", "Initializing QuickEmoteMenu");
        quickEmoteMenu.init();
    });


    this.injectExternals();

    await this.checkForGuilds();
    BDV2.initialize();
    Utils.log("Startup", "Updating Settings");
    settingsPanel.initializeSettings();

    Utils.log("Startup", "Loading Plugins");
    pluginModule.loadPlugins();

    Utils.log("Startup", "Loading Themes");
    themeModule.loadThemes();

    DOM.addStyle("customcss", atob(DataStore.getBDData("bdcustomcss")));

    window.addEventListener("beforeunload", function() {
        if (settingsCookie["bda-dc-0"]) document.querySelector(".btn.btn-disconnect").click();
    });

    Utils.log("Startup", "Removing Loading Icon");
    if (document.getElementsByClassName("bd-loaderv2").length) document.getElementsByClassName("bd-loaderv2")[0].remove();
    Utils.log("Startup", "Initializing Main Observer");
    this.initObserver();

    // Show loading errors
    if (settingsCookie["fork-ps-1"]) {
        Utils.log("Startup", "Collecting Startup Errors");
        Utils.showContentErrors({plugins: bdpluginErrors, themes: bdthemeErrors});
    }

    const previousVersion = DataStore.getBDData("version");
    if (bbdVersion > previousVersion) {
        if (bbdChangelog) this.showChangelogModal(bbdChangelog);
        DataStore.setBDData("version", bbdVersion);
    }

    Utils.suppressErrors(this.patchSocial.bind(this), "BD Social Patch")();
    Utils.suppressErrors(this.patchGuildPills.bind(this), "BD Guild Pills Patch")();
    Utils.suppressErrors(this.patchGuildListItems.bind(this), "BD Guild List Items Patch")();
    Utils.suppressErrors(this.patchGuildSeparator.bind(this), "BD Guild Separator Patch")();
};

Core.prototype.checkForGuilds = function() {
    let timesChecked = 0;
    return new Promise(resolve => {
        const checkForGuilds = function() {
            const wrapper = BDV2.guildClasses.wrapper.split(" ")[0];
            if (document.querySelectorAll(`.${wrapper}`).length > 0) timesChecked++;
            const guild = BDV2.guildClasses.listItem.split(" ")[0];
            const blob = BDV2.guildClasses.blobContainer.split(" ")[0];
            if (document.querySelectorAll(`.${wrapper} .${guild} .${blob}`).length > 0) return resolve(bdConfig.deferLoaded = true);
            else if (timesChecked >= 50) return resolve(bdConfig.deferLoaded = true);
            setTimeout(checkForGuilds, 100);
        };
        if (document.readyState != "loading") setTimeout(checkForGuilds, 100);
        document.addEventListener("DOMContentLoaded", () => {setTimeout(checkForGuilds, 100);});
    });
};

Core.prototype.injectExternals = async function() {
    await DOM.addScript("ace-script", "https://cdnjs.cloudflare.com/ajax/libs/ace/1.2.9/ace.js");
    if (window.require.original) window.require = window.require.original;
};

Core.prototype.initSettings = function () {
    DataStore.initialize();
    if (!DataStore.getSettingGroup("settings")) {
        Object.assign(settingsCookie, defaultCookie);
        settingsPanel.saveSettings();
    }
    else {
        settingsPanel.loadSettings();
        for (const setting in defaultCookie) {
            if (settingsCookie[setting] == undefined) {
                settingsCookie[setting] = defaultCookie[setting];
                settingsPanel.saveSettings();
            }
        }
    }
};

Core.prototype.initObserver = function () {
    const mainObserver = new MutationObserver((mutations) => {

        for (let i = 0, mlen = mutations.length; i < mlen; i++) {
            const mutation = mutations[i];
            if (typeof pluginModule !== "undefined") pluginModule.rawObserver(mutation);

            // if there was nothing added, skip
            if (!mutation.addedNodes.length || !(mutation.addedNodes[0] instanceof Element)) continue;

            const node = mutation.addedNodes[0];

            if (node.classList.contains("layer-3QrUeG")) {
                if (node.getElementsByClassName("guild-settings-base-section").length) node.setAttribute("layer-id", "server-settings");

                if (node.getElementsByClassName("socialLinks-3jqNFy").length) {
                    node.setAttribute("layer-id", "user-settings");
                    node.setAttribute("id", "user-settings");
                    if (!document.getElementById("bd-settings-sidebar")) settingsPanel.renderSidebar();
                }
            }

            if (node.parentElement == document.body && node.querySelector("#ace_settingsmenu")) node.id = "ace_settingsmenu_container";

            // Emoji Picker
            //node.getElementsByClassName("emojiPicker-3m1S-j").length && !node.querySelector(".emojiPicker-3m1S-j").parentElement.classList.contains("animatorLeft-1EQxU0")
            if (node.classList.contains("layer-v9HyYc") && node.getElementsByClassName("emojiPicker-3m1S-j").length  && !node.querySelector(".emojiPicker-3m1S-j").parentElement.classList.contains("animatorLeft-1EQxU0")) quickEmoteMenu.obsCallback(node);

        }
    });

    mainObserver.observe(document, {
        childList: true,
        subtree: true
    });
};

Core.prototype.showChangelogModal = function(options = {}) {
    return Utils.showChangelogModal(options);
};

Core.prototype.patchSocial = function() {
    if (this.socialPatch) return;
    const TabBar = WebpackModules.find(m => m.displayName == "TabBar");
    const Anchor = WebpackModules.find(m => m.displayName == "Anchor");
    if (!TabBar || !Anchor) return;
    this.socialPatch = Utils.monkeyPatch(TabBar.prototype, "render", {after: (data) => {
        const children = data.returnValue.props.children;
        if (!children || !children.length || children.length < 3) return;
        if (children[children.length - 3].type.displayName !== "Separator") return;
        if (!children[children.length - 2].type.toString().includes("socialLinks")) return;
        const original = children[children.length - 2].type;
        const newOne = function() {
            const returnVal = original(...arguments);
            returnVal.props.children.push(
                BDV2.React.createElement(TooltipWrap, {color: "black", side: "top", text: "BandagedBD"},
                    BDV2.React.createElement(Anchor, {className: "bd-social-link", href: "https://github.com/rauenzi/BetterDiscordApp", title: "BandagedBD", target: "_blank"},
                        BDV2.React.createElement(BDLogo, {size: "16px", className: "bd-social-logo"})
                    )
                )
            );
            return returnVal;
        };
        children[children.length - 2].type = newOne;

        const BBDLink = BDV2.React.createElement(Anchor, {className: "bd-social-link", href: "https://twitter.com/BandagedBD", title: "BandagedBD", target: "_blank"}, "BandagedBD");
        const AuthorLink = BDV2.React.createElement(Anchor, {className: "bd-social-link", href: "https://twitter.com/ZackRauen", title: "Zerebos", target: "_blank"}, "Zerebos");
        const additional = BDV2.react.createElement("div", {className: "colorMuted-HdFt4q size12-3cLvbJ"}, [BBDLink, ` ${bbdVersion} by `, AuthorLink]);
        const injector = BDV2.react.createElement("div", {className: "colorMuted-HdFt4q size12-3cLvbJ"}, ["BBD Injector", ` ${bdConfig.version} by `, AuthorLink]);

        const originalVersions = children[children.length - 1].type;
        children[children.length - 1].type = function() {
            const returnVal = originalVersions(...arguments);
            returnVal.props.children.push(injector);
            returnVal.props.children.push(additional);
            return returnVal;
        };
    }});
};

const getGuildClasses = function() {
    const guildsWrapper = WebpackModules.findByProps("wrapper", "unreadMentionsBar");
    const guilds = WebpackModules.findByProps("guildsError", "selected");
    const pill = WebpackModules.findByProps("blobContainer");
    return Object.assign({}, guildsWrapper, guilds, pill);
};

Core.prototype.patchGuildListItems = function() {
    if (this.guildListItemsPatch) return;
    const GuildClasses = getGuildClasses();
    const listItemClass = GuildClasses.listItem.split(" ")[0];
    const blobClass = GuildClasses.blobContainer.split(" ")[0];
    const reactInstance = BDV2.getInternalInstance(document.querySelector(`.${listItemClass} .${blobClass}`).parentElement);
    const GuildComponent = reactInstance.return.type;
    if (!GuildComponent) return;
    this.guildListItemsPatch = Utils.monkeyPatch(GuildComponent.prototype, "render", {after: (data) => {
        if (data.returnValue && data.thisObject) {
            const returnValue = data.returnValue;
            const guildData = data.thisObject.props;
            returnValue.props.className += " bd-guild";
            if (guildData.unread) returnValue.props.className += " bd-unread";
            if (guildData.selected) returnValue.props.className += " bd-selected";
            if (guildData.audio) returnValue.props.className += " bd-audio";
            if (guildData.video) returnValue.props.className += " bd-video";
            if (guildData.badge) returnValue.props.className += " bd-badge";
            if (guildData.animatable) returnValue.props.className += " bd-animatable";
            return returnValue;
        }
    }});
};

Core.prototype.patchGuildPills = function() {
    if (this.guildPillPatch) return;
    const guildPill = WebpackModules.find(m => m.default && !m.default.displayName && m.default.toString && m.default.toString().includes("translate3d"));
    if (!guildPill) return;
    this.guildPillPatch = Utils.monkeyPatch(guildPill, "default", {after: (data) => {
        const props = data.methodArguments[0];
        if (props.unread) data.returnValue.props.className += " bd-unread";
        if (props.selected) data.returnValue.props.className += " bd-selected";
        if (props.hovered) data.returnValue.props.className += " bd-hovered";
        return data.returnValue;
    }});
};

Core.prototype.patchGuildSeparator = function() {
    if (this.guildSeparatorPatch) return;
    const Guilds = WebpackModules.findByDisplayName("Guilds");
    const guildComponents = WebpackModules.findByProps("renderListItem");
    if (!guildComponents || !Guilds) return;
    const GuildSeparator = function() {
        const returnValue = guildComponents.Separator(...arguments);
        returnValue.props.className += " bd-guild-separator";
        return returnValue;
    };
    this.guildSeparatorPatch = Utils.monkeyPatch(Guilds.prototype, "render", {after: (data) => {
        data.returnValue.props.children[1].props.children[3].type = GuildSeparator;
    }});
};

export default new Core();