tgbotapi/tgbotapi.extensions.utils/src/commonMain/kotlin/dev/inmo/tgbotapi/extensions/utils/formatting/LinksFormatting.kt

87 lines
2.6 KiB
Kotlin

package dev.inmo.tgbotapi.extensions.utils.formatting
import dev.inmo.tgbotapi.types.*
import dev.inmo.tgbotapi.types.MessageEntity.textsources.link
import dev.inmo.tgbotapi.types.ParseMode.*
import dev.inmo.tgbotapi.types.chat.abstracts.*
import dev.inmo.tgbotapi.types.chat.abstracts.extended.ExtendedPublicChat
import dev.inmo.tgbotapi.types.message.abstracts.Message
private const val internalLinkBeginning = "https://t.me"
fun makeUsernameLink(username: String) = "$internalLinkBeginning/$username"
inline val Username.link
get() = makeUsernameLink(username)
inline fun makeLink(username: Username) = username.link
fun makeLinkToMessage(
username: String,
messageId: MessageIdentifier
): String = "$internalLinkBeginning/$username/$messageId"
fun makeLinkToMessage(
username: Username,
messageId: MessageIdentifier
): String = makeLinkToMessage(username.username, messageId)
fun makeLinkToMessage(
chat: UsernameChat,
messageId: MessageIdentifier
): String? = chat.username ?.let { makeLinkToMessage(it, messageId) }
private val linkIdRedundantPartRegex = Regex("^-100")
private val usernameBeginSymbolRegex = Regex("^@")
/**
* Link which can be used as by any user to get access to [Message]. Returns null in case when there are no
* known way to build link (for [PrivateChat]s, for example)
*/
fun makeLinkToMessage(
chat: Chat,
messageId: MessageIdentifier
): String? {
return when {
chat is UsernameChat && chat.username != null -> {
"$internalLinkBeginning/${chat.username ?.username ?.replace(
usernameBeginSymbolRegex, "")}/$messageId"
}
chat !is PrivateChat -> chat.id.chatId.toString().replace(
linkIdRedundantPartRegex,
""
).let { bareId ->
"$internalLinkBeginning/c/$bareId/$messageId"
}
else -> return null
}
}
/**
* @see makeLinkToMessage
*/
val Message.link: String?
get() = makeLinkToMessage(
chat,
messageId
)
/**
* Link which can be used as by any user to get access to [Chat]. Returns null in case when there are no
* known way to build link
*/
val Chat.link: String?
get() {
if (this is UsernameChat) {
username ?.username ?.let { return it }
}
if (this is ExtendedPublicChat) {
inviteLink ?.let { return it }
}
if (this is PrivateChat) {
return id.link
}
return null
}
private const val stickerSetAddingLinkPrefix = "$internalLinkBeginning/addstickers"
val StickerSetName.stickerSetLink
get() = link(this, "$stickerSetAddingLinkPrefix/$this")