import { JsonDB, Config } from "node-json-db";
import { FingerprintGenerator } from "fingerprint-generator";
import logger from "./logger";
import * as interfacesDB from "./interfaces/databaseInterface";
import * as interfacesSettings from "./interfaces/settingsInterface";
import { arrayWithoutElementAtIndex } from "./utils";

export class Database {
    public readonly default: interfacesDB.DatabaseInterface = {
        accounts: [],
    };
    private json: JsonDB;
    constructor() {
        this.json = new JsonDB(new Config("db.json", false, true, "/"));
        this.json.getData("/").then((result) => {
            if (Object.keys(result).length == 0) {
                this.json
                    .push("/", this.default, true)
                    .catch((err) => logger.error(`${err} due setting defaults`))
                    .then(() => {
                        logger.info("Setting DB to defaults...");
                    });
                this.save();
            }
        });
    }
    async findWallet(
        walletsFile: string
    ): Promise<interfacesDB.faucetMailInterface | undefined> {
        const wallets_json = new JsonDB(
            new Config(walletsFile, true, true, "/")
        );
        const wallets = await wallets_json.getData("/");
        if (Object.keys(wallets).length == 0) {
            logger.error("File which you choose doesnt have anything");
            throw new Error("File which you choose doesnt have anything");
        }
        const accounts = await this.getUsers();
        let faucetWallet: interfacesDB.faucetMailInterface | undefined =
            undefined;
        for (const _wallet in wallets) {
            let flag = false;
            if (accounts.length > 0) {
                for (const account of accounts) {
                    if (account.faucetMail.mail.address == _wallet) {
                        flag = true;
                        break;
                    }
                }
            }
            if (flag == false) {
                faucetWallet = {
                    faucet: {
                        username: wallets[_wallet].faucetpay.username,
                        password: wallets[_wallet].faucetpay.password,
                    },
                    mail: {
                        address: _wallet,
                        password: wallets[_wallet].mail_passphrase,
                    },
                };
                break;
            }
        }
        return faucetWallet;
    }
    async findRefferal(maxRefferals: number): Promise<number | null> {
        let refferal: number | null = null;
        const accounts = await this.getUsers();
        if (accounts.length > 0) {
            for (const mainAccount of accounts) {
                let counter = 0;
                if (mainAccount.canBeRefferal == true) {
                    const _accounts = arrayWithoutElementAtIndex(
                        accounts,
                        accounts.indexOf(mainAccount)
                    );
                    for (const _account of _accounts) {
                        if (_account.refferal == mainAccount.telegramID) {
                            counter += 1;
                        }
                    }

                    if (counter < maxRefferals) {
                        refferal = Number(mainAccount.telegramID);
                    }
                }
            }
        }
        return refferal;
    }
    async save() {
        await this.json.save(true);
    }
    async updateUser(account: interfacesDB.AccountInterface) {
        const index = await this.json.getIndex(
            "/accounts",
            account.phoneNumber,
            "phoneNumber"
        );
        logger.debug(`Index in database is ${index} of ${account.phoneNumber}`);
        await this.json.push(`/accounts[${index}]`, account, true);
    }
    async addUser(
        account: Omit<
            interfacesDB.AccountInterface,
            | "balance"
            | "withdraws"
            | "completedGroupsTasks"
            | "canBeRefferal"
            | "browserFingerprint"
            | "faucetMail"
        >,
        wallets_json: string
    ): Promise<void> {
        const fingerprintGenerator = new FingerprintGenerator();
        const fingerprint = fingerprintGenerator.getFingerprint({
            devices: ["desktop"],
            browsers: ["chrome"],
        }).fingerprint;

        const faucet: interfacesDB.faucetMailInterface | undefined =
            await this.findWallet(wallets_json);
        if (faucet === undefined) {
            logger.error("Add new faucet accounts");
            throw new Error("Add new faucet accounts");
        } else {
            const canBeRefferal: boolean = Math.random() < 0.5;

            const _account: interfacesDB.AccountInterface = {
                phoneNumber: account.phoneNumber,
                telegramID: account.telegramID,
                apiID: account.apiID,
                apiHash: account.apiHash,
                password: account.password,
                faucetMail: faucet,
                stringSession: account.stringSession,
                balance: 0.0,
                withdraws: [],
                completedGroupsTasks: [],
                canBeRefferal: canBeRefferal,
                refferal: account.refferal,
                browserFingerprint: fingerprint,
            };
            await this.json.push(`/accounts[]`, _account);
        }
        await this.save();
    }

    async getUsers(): Promise<interfacesDB.AccountInterface[]> {
        try {
            return await this.json.getObject<interfacesDB.AccountInterface[]>(
                "/accounts"
            );
        } catch {
            return [];
        }
    }
}

export class Settings implements interfacesSettings.settingsInterface {
    public readonly default: interfacesSettings.settingsInterface = {
        logLevel: "debug",
        pararels: 2,
        mainCrypto: "TRX",
        minimalToWithdraw: 0.0003,
        maxRefferals: 3,
        botMessages: {
            verification: "To continue using this bot,",
            tasksSelector: "Choose an option to start earning your TRX",
            taskOver: "Sorry, there are no new ads available.",
            taskComplete: "Success, ",
            notInGroup: "not entered the chat",
            oldMessage: "forwarded is old",
        },
        botButtons: {
            earn: "❇️ Earn cryptocurrency",
            balance: "💰 Balance",
            withdraw: "📤 Withdraw",
        },
        telegramLinks: {
            botLink: "@hkearn_trx_bot",
            groupsToJoin: ["@hkearn_transactions", "@hkearn_updates"],
        },
        bypassMode: false,
        sleepTime: {
            afterDoing: [1 * 3600, 2 * 3600],
            betweenSessions: [35, 70],
        },
        shuffleAccounts: true,
    };
    logLevel: "debug" | "info" | "error";
    mainCrypto: "TRX";
    minimalToWithdraw: number;
    maxRefferals: number;
    botMessages: {
        verification: string;
        tasksSelector: string;
        taskOver: string;
        taskComplete: string;
        notInGroup: string;
        oldMessage: string;
    };
    botButtons: { earn: string; balance: string; withdraw: string };
    telegramLinks: { botLink: string; groupsToJoin: string[] };
    bypassMode: boolean;
    pararels: number;
    sleepTime: {
        afterDoing: number[];
        betweenSessions: number[];
    };
    shuffleAccounts: boolean;
    private json: JsonDB;
    constructor() {
        this.json = new JsonDB(new Config("settings.json", false, true, "/"));
        this.json
            .getObject<interfacesSettings.settingsInterface>("/")
            .then((result) => {
                if (Object.keys(result).length == 0) {
                    logger.warn("Setup config first...");

                    this.json
                        .push("/", this.default, true)
                        .catch((err) =>
                            logger.error(`${err} due setting defaults`)
                        )
                        .then(() => {
                            this.json.save(true).then(() => {
                                throw new Error("Config doesn't setup");
                            });
                        });
                } else {
                    mainLoop: for (const setting of Object.keys(this.default)) {
                        if (
                            result[setting] === undefined ||
                            typeof result[setting] !=
                                typeof this.default[setting]
                        ) {
                            this[setting] = this.default[setting];
                            logger.warn(
                                `Setting '${setting}' corrupted or undefined. Check out it...`
                            );
                        } else {
                            if (typeof result[setting] == "object") {
                                for (const attr of Object.keys(
                                    this.default[setting]
                                )) {
                                    if (
                                        Object.keys(result[setting]).indexOf(
                                            attr
                                        ) == -1
                                    ) {
                                        this[setting] = this.default[setting];
                                        logger.warn(
                                            `Setting '${setting}' corrupted. Check out it...`
                                        );
                                        continue mainLoop;
                                    }
                                }
                            }
                            this[setting] = result[setting];
                        }
                    }
                    logger.level = this.logLevel;
                }
            });
    }
}

const database = new Database();
const settings = new Settings();
export { database, settings };