package net.mindoverflow.webmarker.utils.sql;

import net.mindoverflow.webmarker.utils.Cached;

import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.List;
import java.util.UUID;

public class MarkerSQLUtils {

    public static boolean addUser(UUID randomId, String name, String password)
    {

        String query = "INSERT INTO " + MDatabaseTable.USERS.getTable().getTableSQLName() +  " (" +
                MDatabaseColumn.USER_UUID.getColumn().getColumnSQLName() + ", " +
                MDatabaseColumn.USERNAME.getColumn().getColumnSQLName() + ", " +
                MDatabaseColumn.PASSWORD.getColumn().getColumnSQLName() + ") VALUES (?, ?, ?);";

        return Cached.sqlManager.executeUpdate(query, randomId.toString(), name, password);
    }

    public static boolean userExists(String name)
    {
        String query = "SELECT " + MDatabaseColumn.USERNAME.getColumn().getColumnSQLName() +
                " FROM " + MDatabaseTable.USERS.getTable().getTableSQLName() +
                " WHERE " + MDatabaseColumn.USERNAME.getColumn().getColumnSQLName() +
                " = ? ;";

        List<String> result = Cached.sqlManager.executeStatement(query, MDatabaseColumn.USERNAME, name);
        return result.size() > 0;
    }

    public static boolean uuidTaken(UUID randomId)
    {
        String query = "SELECT " + MDatabaseColumn.USER_UUID.getColumn().getColumnSQLName() +
                " FROM " + MDatabaseTable.USERS.getTable().getTableSQLName() +
                " WHERE " + MDatabaseColumn.USER_UUID.getColumn().getColumnSQLName() +
                " = ? ;";

        List<String> result = Cached.sqlManager.executeStatement(query, MDatabaseColumn.USER_UUID, randomId.toString());
        if(result.size() > 0) return true;

        return false;
    }

    public static UUID getUserUUID(String username)
    {
        String query = "SELECT " + MDatabaseColumn.USER_UUID.getColumn().getColumnSQLName() +
                " FROM " + MDatabaseTable.USERS.getTable().getTableSQLName() +
                " WHERE " + MDatabaseColumn.USERNAME.getColumn().getColumnSQLName() +
                " = ? ;";

        List<String> result = Cached.sqlManager.executeStatement(query, MDatabaseColumn.USER_UUID, username);
        if(result.size() != 1) return null; //todo: error!

        return UUID.fromString(result.get(0));
    }

    // todo: use UUID?
    public static String getUserBcryptedPassword(String username)
    {
        String query = "SELECT " + MDatabaseColumn.PASSWORD.getColumn().getColumnSQLName() +
                " FROM " + MDatabaseTable.USERS.getTable().getTableSQLName() +
                " WHERE " + MDatabaseColumn.USERNAME.getColumn().getColumnSQLName() +
                " = ? ;";

        List<String> result = Cached.sqlManager.executeStatement(query, MDatabaseColumn.PASSWORD, username);
        if(result.size() != 1) return null; // todo: error!

        return result.get(0);
    }

    public static boolean addHistoryRecord(UUID uuid, String url, LocalDateTime timestampUTC)
    {
        String query = "INSERT INTO " + MDatabaseTable.HISTORY.getTable().getTableSQLName() + " ("  +
                MDatabaseColumn.USER_UUID.getColumn().getColumnSQLName() + ", " +
                MDatabaseColumn.WEB_DOMAIN.getColumn().getColumnSQLName() + ", " +
                MDatabaseColumn.TIMESTAMP_UTC.getColumn().getColumnSQLName() + ") VALUES (?, ?, ?);";

        DateTimeFormatter sqlDateTime = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
        String timestampSQL = sqlDateTime.format(timestampUTC);

        System.out.println("SQL Timestamp: " + timestampSQL);

        return Cached.sqlManager.executeUpdate(query, uuid.toString(), url, timestampSQL);


    }
}