import { MatrixClient } from "matrix-js-sdk";
import type { ICallbackStore } from "../types.js";
import { config } from "../../config.js";
import { getRank, getUserById, getUserName } from "../../helpers.js";
import { state } from "../../store/store.js";
import type { IUser } from "../../store/types.js";
let client: MatrixClient;

const registerModuleUser = (
    matrixClient: MatrixClient,
    callbackStore: ICallbackStore,
) => {
    client = matrixClient;

    callbackStore.messageCallbacks.push({
        startCondition: `${config.app.triggerPrefix}rank`,
        callbackFunc: onRank,
    });
    callbackStore.messageCallbacks.push({
        startCondition: `${config.app.triggerPrefix}leaderboard`,
        callbackFunc: onLeaderboard,
    });
};

const onRank = (_text: string, roomId: string, sender: string) => {
    const rank = getRank(getUserById(sender).experience);

    client.sendHtmlMessage(
        roomId,
        "",
        `<h3>Your Rank: ${rank.rank}</h3>
        <i>Next rank progress: ${rank.experienceInRank}/${rank.expToNextRank}exp</i>`,
    );
};

const onLeaderboard = (_text: string, roomId: string) => {
    const mapUsersToLeaderboard = (user: IUser): string => {
        const rank = getRank(user.experience);

        return `<li>${getUserName(user)}: rank ${rank.rank} (${rank.experienceInRank}/${rank.expToNextRank}exp)</li>`;
    };

    const users = state.users.sort(
        (userA, userB) => userB.experience - userA.experience,
    );

    client.sendHtmlMessage(
        roomId,
        "",
        `<h3>Leaderboard</h3>
        <ul>
            ${users.map(mapUsersToLeaderboard).join("")}
        </ul>`,
    );
};

export { registerModuleUser };