me.jakejmattson.kutils.api.extensions.stdlib.StringExtensions.kt Maven / Gradle / Ivy

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A Discord bot framework for Kotlin.

There is a newer version: 0.18.1

@file:Suppress("unused")

package me.jakejmattson.kutils.api.extensions.stdlib

import net.dv8tion.jda.api.JDA
import net.dv8tion.jda.api.entities.*

private val urlRegexes = listOf(
    "[-a-zA-Z0-9@:%._+~#=]{2,256}\\.[a-z]{2,6}\\b([-a-zA-Z0-9@:%_+.~#?&//=]*)",
    "https?://(www\\.)?[-a-zA-Z0-9@:%._+~#=]{2,256}\\.[a-z]{2,6}\\b([-a-zA-Z0-9@:%_+.~#?&//=]*)"
).map { it.toRegex() }

private val inviteRegex = "(\n|.)*((discord|discordapp).(gg|me|io|com/invite)/)(\n|.)*".toRegex()

fun String.containsURl() = urlRegexes.any { this.replace("\n", "").contains(it) }

fun String.containsInvite() = inviteRegex.matches(this)

fun String.formatJdaDate() = this.substring(0, this.indexOf("T"))

fun String.isInteger(): Boolean = this.toIntOrNull() != null
fun String.isLong() = this.toLongOrNull() != null
fun String.isDouble() = this.toDoubleOrNull() != null

fun String.isBooleanValue(): Boolean =
    when (this.toLowerCase()) {
        "true" -> true
        "false" -> true
        "t" -> true
        "f" -> true
        else -> false
    }

fun String.toBooleanValue(): Boolean =
    when (this.toLowerCase()) {
        "true" -> true
        "t" -> true
        else -> false
    }

fun String.idToName(jda: JDA): String = jda.getUserById(this)!!.name

fun String.idToUser(jda: JDA): User = jda.getUserById(this.trimToID())!!

fun String.toRole(guild: Guild): Role? = guild.getRoleById(this)

fun String.sanitiseMentions() = this.replace("@", "")

fun String.trimToID(): String =
    if (this.startsWith("<") && this.endsWith(">")) {
        replace("<", "")
            .replace(">", "")
            .replace("@", "")
            .replace("!", "") // User mentions with nicknames
            .replace("&", "") // Role mentions
            .replace("#", "") // Channel mentions
    } else {
        this
    }