add filterCommandsWithArgs

This commit is contained in:
InsanusMokrassar 2020-04-08 15:23:12 +06:00
parent 7183634fd6
commit 08d9d183f4
2 changed files with 34 additions and 3 deletions

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@ -48,7 +48,7 @@
* `TelegramBotAPI-extensions-utils`:
* Subproject was added
* `filterBaseMessageUpdates`, `filterSentMediaGroupUpdates` and `filterEditMediaGroupUpdates` extensions was added
* `filterExactCommands` and `filterCommandsInsideTextMessages` extensions was added
* `filterCommandsWithArgs`, `filterExactCommands` and `filterCommandsInsideTextMessages` extensions was added
* `asContentMessagesFlow`, `asChatEventsFlow` and `asUnknownMessagesFlow` extensions was added
* `withContentType` extension was added
* `onlyAnimationContentMessages` extension was added

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@ -1,11 +1,12 @@
package com.github.insanusmokrassar.TelegramBotAPI.extensions.utils.updates
import com.github.insanusmokrassar.TelegramBotAPI.CommonAbstracts.TextSource
import com.github.insanusmokrassar.TelegramBotAPI.extensions.utils.onlyTextContentMessages
import com.github.insanusmokrassar.TelegramBotAPI.types.MessageEntity.textsources.BotCommandTextSource
import com.github.insanusmokrassar.TelegramBotAPI.types.MessageEntity.textsources.RegularTextSource
import com.github.insanusmokrassar.TelegramBotAPI.types.message.content.fullEntitiesList
import com.github.insanusmokrassar.TelegramBotAPI.types.update.abstracts.BaseSentMessageUpdate
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.filter
import kotlinx.coroutines.flow.*
fun <T : BaseSentMessageUpdate> Flow<T>.filterExactCommands(
commandRegex: Regex
@ -20,3 +21,33 @@ fun <T : BaseSentMessageUpdate> Flow<T>.filterCommandsInsideTextMessages(
(it as? BotCommandTextSource) ?.let { commandRegex.matches(it.command) } == true
}
}
/**
* @return Result [Flow] will emit all [TextSource]s to the collector ONLY IN CASE if first [TextSource] is
* [BotCommandTextSource] and its [BotCommandTextSource.command] is [Regex.matches] to incoming [commandRegex]. Internal
* behaviour contains next rules: all incoming text sources will be passed as is, [RegularTextSource] will be divided
* by " " for several [RegularTextSource] which will contains not empty args without spaces
*/
fun <T : BaseSentMessageUpdate> Flow<T>.filterCommandsWithArgs(
commandRegex: Regex
): Flow<List<TextSource>> = asContentMessagesFlow().onlyTextContentMessages().mapNotNull { contentMessage ->
val allEntities = contentMessage.content.fullEntitiesList()
(allEntities.firstOrNull() as? BotCommandTextSource) ?.let {
if (commandRegex.matches(it.command)) {
allEntities.flatMap {
when (it) {
is RegularTextSource -> it.source.split(" ").mapNotNull { regularTextSourcePart ->
if (regularTextSourcePart.isNotBlank()) {
RegularTextSource(regularTextSourcePart)
} else {
null
}
}
else -> listOf(it)
}
}
} else {
null
}
}
}