import "./style.css";

import { addProfileBadge, BadgePosition, BadgeUserArgs, ProfileBadge, removeProfileBadge } from "@api/Badges";
import { addMemberListDecorator, removeMemberListDecorator } from "@api/MemberListDecorators";
import { addMessageDecoration, removeMessageDecoration } from "@api/MessageDecorations";
import { definePluginSettings } from "@api/Settings";
import { Devs } from "@utils/constants";
import definePlugin, { OptionType } from "@utils/types";
import { DiscordPlatform, OnlineStatus, User } from "@vencord/discord-types";
import { filters, findStoreLazy, mapMangledModuleLazy } from "@webpack";
import { AuthenticationStore, PresenceStore, Tooltip, UserStore, useStateFromStores } from "@webpack/common";

export interface Session {
    sessionId: string;
    status: string;
    active: boolean;
    clientInfo: {
        version: number;
        os: string;
        client: string;
    };
}

const SessionsStore = findStoreLazy("SessionsStore") as {
    getSessions(): Record<string, Session>;
};
const { useStatusFillColor } = mapMangledModuleLazy([".5625*", "translate"], {
    useStatusFillColor: filters.byCode(".hex")
});

const platformMap = {
    embedded: "Console",
    vr: "VR"
};

const badge: ProfileBadge = {
    id: "vc_platform_indicator_wrapper",
    getBadges,
    position: BadgePosition.START,
};

const indicatorLocations = {
    list: {
        description: "In the member list",
        onEnable: () => addMemberListDecorator("platform-indicator", ({ user }) =>
            user && !user.bot ? <PlatformIndicator user={user} small={true} /> : null
        ),
        onDisable: () => removeMemberListDecorator("platform-indicator")
    },
    badges: {
        description: "In user profiles, as badges",
        onEnable: () => addProfileBadge(badge),
        onDisable: () => removeProfileBadge(badge)
    },
    messages: {
        description: "Inside messages",
        onEnable: () => addMessageDecoration("platform-indicator", props => {
            const user = props.message?.author;
            return user && !user.bot ? <PlatformIndicator user={props.message?.author} /> : null;
        }),
        onDisable: () => removeMessageDecoration("platform-indicator")
    }
};

const Icons = {
    desktop: Icon("M4 2.5c-1.103 0-2 .897-2 2v11c0 1.104.897 2 2 2h7v2H7v2h10v-2h-4v-2h7c1.103 0 2-.896 2-2v-11c0-1.103-.897-2-2-2H4Zm16 2v9H4v-9h16Z"),
    web: Icon("M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2Zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93Zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39Z"),
    mobile: Icon("M 187 0 L 813 0 C 916.277 0 1000 83.723 1000 187 L 1000 1313 C 1000 1416.277 916.277 1500 813 1500 L 187 1500 C 83.723 1500 0 1416.277 0 1313 L 0 187 C 0 83.723 83.723 0 187 0 Z M 125 1000 L 875 1000 L 875 250 L 125 250 Z M 500 1125 C 430.964 1125 375 1180.964 375 1250 C 375 1319.036 430.964 1375 500 1375 C 569.036 1375 625 1319.036 625 1250 C 625 1180.964 569.036 1125 500 1125 Z", { viewBox: "0 0 1000 1500", height: 17, width: 17 }),
    embedded: Icon("M14.8 2.7 9 3.1V47h3.3c1.7 0 6.2.3 10 .7l6.7.6V2l-4.2.2c-2.4.1-6.9.3-10 .5zm1.8 6.4c1 1.7-1.3 3.6-2.7 2.2C12.7 10.1 13.5 8 15 8c.5 0 1.2.5 1.6 1.1zM16 33c0 6-.4 10-1 10s-1-4-1-10 .4-10 1-10 1 4 1 10zm15-8v23.3l3.8-.7c2-.3 4.7-.6 6-.6H43V3h-2.2c-1.3 0-4-.3-6-.6L31 1.7V25z", { viewBox: "0 0 50 50" }),
    vr: Icon("M8.46 8.64a1 1 0 0 1 1 1c0 .44-.3.8-.72.92l-.11.07c-.08.06-.2.19-.2.41a.99.99 0 0 1-.98.86h-.06a1 1 0 0 1-.94-1.05l.02-.32c.05-1.06.92-1.9 1.99-1.9ZM15.55 5a5.5 5.5 0 0 1 5.15 3.67h.3a2 2 0 0 1 2 2v3.18a2 2 0 0 1-2 1.99h-.2A4.54 4.54 0 0 1 16.55 19a4.45 4.45 0 0 1-3.6-1.83 1.2 1.2 0 0 0-1.9 0 4.44 4.44 0 0 1-3.9 1.82 4.54 4.54 0 0 1-3.94-3.15H3a2 2 0 0 1-2-2v-3.18c0-1.1.9-1.99 2-1.99h.3A5.5 5.5 0 0 1 8.46 5h7.09Zm-7.1 2C6.6 7 5.06 8.5 4.97 10.41l-.02.66v3.18c0 1.43 1.05 2.66 2.34 2.74.85.06 1.63-.32 2.14-1.01a3.2 3.2 0 0 1 2.57-1.3c1 0 1.97.48 2.57 1.3.5.69 1.3 1.08 2.14 1.01 1.3-.08 2.34-1.31 2.34-2.74l-.02-3.84a3.54 3.54 0 0 0-3.49-3.43H8.45Z", { viewBox: "0 4 24 16", height: 20, width: 20 }),
} satisfies Record<DiscordPlatform, any>;

const settings = definePluginSettings({
    ...Object.fromEntries(
        Object.entries(indicatorLocations).map(([key, value]) => {
            return [key, {
                type: OptionType.BOOLEAN,
                description: `Show indicators ${value.description.toLowerCase()}`,
                // onChange doesn't give any way to know which setting was changed, so restart required
                restartNeeded: true,
                default: true
            }];
        })
    ),
    colorMobileIndicator: {
        type: OptionType.BOOLEAN,
        description: "Whether to make the mobile indicator match the color of the user status.",
        default: true,
        restartNeeded: true
    }
});

function Icon(path: string, opts?: { viewBox?: string; width?: number; height?: number; }) {
    return ({ color, tooltip, small }: { color: string; tooltip: string; small: boolean; }) => (
        <Tooltip text={tooltip}>
            {tooltipProps => (
                <svg
                    {...tooltipProps}
                    height={(opts?.height ?? 20) - (small ? 3 : 0)}
                    width={(opts?.width ?? 20) - (small ? 3 : 0)}
                    viewBox={opts?.viewBox ?? "0 0 24 24"}
                    fill={color}
                >
                    <path d={path} />
                </svg>
            )}
        </Tooltip>
    );
}

function getPlatformTooltip(platform: DiscordPlatform): string {
    return platformMap[platform] ?? platform.charAt(0).toUpperCase() + platform.slice(1);
}

const PlatformIcon = ({ platform, status, small }: { platform: DiscordPlatform, status: OnlineStatus; small: boolean; }) => {
    const tooltip = getPlatformTooltip(platform as DiscordPlatform);

    const Icon = Icons[platform] ?? Icons.desktop;

    return <Icon color={useStatusFillColor(status)} tooltip={tooltip} small={small} />;
};

function ensureOwnStatus(user: User) {
    if (user.id === AuthenticationStore.getId()) {
        const sessions = SessionsStore.getSessions();
        if (typeof sessions !== "object") return null;
        const sortedSessions = Object.values(sessions).sort(({ status: a }, { status: b }) => {
            if (a === b) return 0;
            if (a === "online") return 1;
            if (b === "online") return -1;
            if (a === "idle") return 1;
            if (b === "idle") return -1;
            return 0;
        });

        const ownStatus = Object.values(sortedSessions).reduce((acc, curr) => {
            if (curr.clientInfo.client !== "unknown")
                acc[curr.clientInfo.client] = curr.status;
            return acc;
        }, {});

        const { clientStatuses } = PresenceStore.getState();
        clientStatuses[AuthenticationStore.getId()] = ownStatus;
    }
}

function getBadges({ userId }: BadgeUserArgs): ProfileBadge[] {
    const user = UserStore.getUser(userId);

    if (!user || user.bot) return [];

    ensureOwnStatus(user);

    const status = PresenceStore.getClientStatus(user.id);
    if (!status) return [];

    return Object.entries(status).map(([platform, status]) => ({
        key: `vc-platform-indicator-${platform}`,
        id: `vc-platform-indicator-${platform}`,
        component: () => (
            <span className="vc-platform-indicator">
                <PlatformIcon
                    key={platform}
                    platform={platform as DiscordPlatform}
                    status={status}
                    small={false}
                />
            </span>
        ),
    }));
}

const PlatformIndicator = ({ user, small = false }: { user: User; small?: boolean; }) => {
    ensureOwnStatus(user);

    const status = useStateFromStores([PresenceStore], () => PresenceStore.getClientStatus(user.id));
    if (!status) return null;

    const icons = Object.entries(status).map(([platform, status]) => (
        <PlatformIcon
            key={platform}
            platform={platform as DiscordPlatform}
            status={status}
            small={small}
        />
    ));

    if (!icons.length) return null;

    return (
        <span
            className="vc-platform-indicator"
            style={{ gap: "2px" }}
        >
            {icons}
        </span>
    );
};

export default definePlugin({
    name: "PlatformIndicators",
    description: "Adds platform indicators (Desktop, Mobile, Web...) to users",
    tags: ["Appearance"],
    authors: [Devs.kemo, Devs.TheSun, Devs.Nuckyz, Devs.Ven],
    dependencies: ["MessageDecorationsAPI", "MemberListDecoratorsAPI"],
    settings,

    start() {
        Object.entries(indicatorLocations).forEach(([key, value]) => {
            if (settings.store[key]) value.onEnable();
        });
    },

    stop() {
        Object.entries(indicatorLocations).forEach(([_, value]) => {
            value.onDisable();
        });
    },

    patches: [
        {
            find: ".Masks.STATUS_ONLINE_MOBILE",
            predicate: () => settings.store.colorMobileIndicator,
            replacement: [
                {
                    // Return the STATUS_ONLINE_MOBILE mask if the user is on mobile, no matter the status
                    match: /\.STATUS_TYPING;switch(?=.+?(if\(\i\)return \i\.\i\.Masks\.STATUS_ONLINE_MOBILE))/,
                    replace: ".STATUS_TYPING;$1;switch"
                },
                {
                    // Return the STATUS_ONLINE_MOBILE mask if the user is on mobile, no matter the status
                    match: /switch\(\i\)\{case \i\.\i\.ONLINE:(if\(\i\)return\{[^}]+\})/,
                    replace: "$1;$&"
                }
            ]
        },
        {
            find: ".AVATAR_STATUS_MOBILE_16;",
            predicate: () => settings.store.colorMobileIndicator,
            replacement: [
                {
                    // Return the AVATAR_STATUS_MOBILE size mask if the user is on mobile, no matter the status
                    match: /\i===\i\.\i\.ONLINE&&(?=.{0,70}\.AVATAR_STATUS_MOBILE_16;)/,
                    replace: ""
                },
                {
                    // Fix sizes for mobile indicators which aren't online
                    match: /(?<=\(\i\.status,)(\i)(?=,\{.{0,15}isMobile:(\i))/,
                    replace: '$2?"online":$1'
                },
                {
                    // Make isMobile true no matter the status
                    match: /(?<=\i&&!\i)&&\i===\i\.\i\.ONLINE/,
                    replace: ""
                }
            ]
        },
        {
            find: "}isMobileOnline(",
            predicate: () => settings.store.colorMobileIndicator,
            replacement: {
                // Make isMobileOnline return true no matter what is the user status
                match: /(?<=\i\[\i\.\i\.MOBILE\])===\i\.\i\.ONLINE/,
                replace: "!= null"
            }
        }
    ]
});