57 lines
1.5 KiB
Kotlin
57 lines
1.5 KiB
Kotlin
package dev.inmo.micro_utils.strings
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import dev.inmo.micro_utils.language_codes.IetfLang
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/**
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* Use this class as a type of your strings object fields. For example:
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*
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* ```kotlin
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* object Strings {
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* val someResource: StringResource
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* }
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* ```
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*
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* Use [buildStringResource] for useful creation of string resource
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*
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* @see buildStringResource
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*/
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class StringResource(
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val default: String,
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val map: Map<IetfLang, Lazy<String>>
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) {
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class Builder(
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var default: String
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) {
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private val map = mutableMapOf<IetfLang, Lazy<String>>()
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infix fun IetfLang.variant(value: Lazy<String>) {
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map[this] = value
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}
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infix fun IetfLang.variant(value: () -> String) = this variant lazy(value)
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infix fun IetfLang.variant(value: String) = this variant lazyOf(value)
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infix fun String.variant(value: Lazy<String>) = IetfLang(this) variant value
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infix fun String.variant(value: () -> String) = IetfLang(this) variant lazy(value)
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infix fun String.variant(value: String) = this variant lazyOf(value)
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fun build() = StringResource(default, map.toMap())
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}
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fun translation(languageCode: IetfLang): String {
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map[languageCode] ?.let { return it.value }
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return languageCode.parentLang ?.let {
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map[it] ?.value
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} ?: default
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}
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}
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inline fun buildStringResource(
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default: String,
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builder: StringResource.Builder.() -> Unit
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): StringResource {
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return StringResource.Builder(default).apply(builder).build()
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}
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