import { generate } from "generate-password";
import dbHandler from "../functions/backend/dbHandler";
import dsqlCrud from "./data-fetching/crud";
import { DSQL_DATASQUIREL_USERS, DsqlTables } from "../types/dsql";
import encrypt from "../functions/dsql/encrypt";
import { UserType } from "../types";
import grabUserMainSqlUserName from "./grab-user-main-sql-user-name";
import grabDbNames from "./grab-db-names";
import { createNewSQLUser } from "../functions/web-app/mariadb-user/handle-mariadb-user-creation";

type Params = {
    user: UserType;
};

type Return = {
    fullName?: string;
    host?: string;
    username?: string;
    password?: string;
};

export default async function createUserSQLUser(user: UserType) {
    const {
        fullName,
        host,
        username: mariaDBUsername,
        webHost,
    } = grabUserMainSqlUserName({ user });
    const { userDbPrefix } = grabDbNames({ user });

    await dbHandler({
        query: `DROP USER IF EXISTS '${mariaDBUsername}'@'${webHost}'`,
        noErrorLogs: true,
    });

    const newPassword = generate({ length: 32 });

    await createNewSQLUser({
        host: webHost,
        password: newPassword,
        username: mariaDBUsername,
    });

    const updateWebHostGrants = (await dbHandler({
        query: `GRANT ALL PRIVILEGES ON \`${userDbPrefix.replace(
            /\_/g,
            "\\_"
        )}%\`.* TO '${mariaDBUsername}'@'${webHost}'`,
    })) as any[];

    const updateUser = await dsqlCrud<
        DSQL_DATASQUIREL_USERS,
        (typeof DsqlTables)[number]
    >({
        action: "update",
        table: "users",
        targetField: "id",
        targetValue: user.id,
        data: {
            mariadb_host: webHost,
            mariadb_pass: encrypt({ data: newPassword }) || undefined,
            mariadb_user: mariaDBUsername,
        },
    });

    return {
        fullName,
        host,
        username: mariaDBUsername,
        password: newPassword,
    };
}