tgbotapi/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/CommonAbstracts/TextSource.kt

87 lines
2.9 KiB
Kotlin

package dev.inmo.tgbotapi.CommonAbstracts
import dev.inmo.tgbotapi.types.MessageEntity.textsources.regular
import dev.inmo.tgbotapi.types.MessageEntity.toTextParts
import dev.inmo.tgbotapi.types.captionLength
import dev.inmo.tgbotapi.types.textLength
const val DirectInvocationOfTextSourceConstructor = "It is strongly not recommended to use constructors directly instead of factory methods"
typealias TextSourcesList = List<TextSource>
interface TextSource {
val markdown: String
val markdownV2: String
val html: String
val source: String
val asText: String
get() = source
}
@Suppress("NOTHING_TO_INLINE")
inline operator fun TextSource.plus(other: TextSource) = listOf(this, other)
@Suppress("NOTHING_TO_INLINE")
inline operator fun TextSource.plus(other: List<TextSource>) = listOf(this) + other
@Suppress("NOTHING_TO_INLINE")
inline operator fun TextSource.plus(text: String) = listOf(this, regular(text))
@Suppress("NOTHING_TO_INLINE")
inline operator fun List<TextSource>.plus(text: String) = this + regular(text)
interface MultilevelTextSource : TextSource {
val subsources: List<TextSource>
}
data class TextPart(
val range: IntRange,
val source: TextSource
)
fun List<TextPart>.justTextSources() = map { it.source }
fun List<TextSource>.makeString() = joinToString("") { it.source }
internal fun MultilevelTextSource.textParts(offset: Int): List<TextPart> = subsources.toTextParts(offset)
fun List<TextSource>.separateForMessage(limit: IntRange, numberOfParts: Int? = null): List<List<TextSource>> {
if (isEmpty()) {
return emptyList()
}
val resultList = mutableListOf<MutableList<TextSource>>(mutableListOf())
var currentPartLength = 0
val maxSize = limit.last + 1
for (current in this) {
if (current.source.length > maxSize) {
error("Currently unsupported parts with size more than target one-message parts (${current.source.length} > ${maxSize})")
}
if (currentPartLength + current.source.length > maxSize) {
if (numberOfParts == null || numberOfParts < resultList.size) {
resultList.add(mutableListOf())
currentPartLength = 0
} else {
break
}
}
resultList.last().add(current)
currentPartLength += current.source.length
}
return resultList
}
/**
* This method will prepare [TextSource]s list for messages. Remember, that first part will be separated with
* [captionLength] and all others with
*/
fun List<TextSource>.separateForCaption(): List<List<TextSource>> {
val captionPart = separateForMessage(captionLength, 1).first()
return listOf(captionPart) + minus(captionPart).separateForMessage(textLength)
}
/**
* This method will prepare [TextSource]s list for messages with [textLength]
*/
@Suppress("NOTHING_TO_INLINE")
inline fun List<TextSource>.separateForText(): List<List<TextSource>> = separateForMessage(textLength)