66 lines
2.1 KiB
Kotlin
66 lines
2.1 KiB
Kotlin
package fr.dcproject.common.entity
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import fr.dcproject.component.article.database.ArticleRef
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import fr.dcproject.component.citizen.database.CitizenI
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import fr.dcproject.component.citizen.database.CitizenRef
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import fr.dcproject.component.comment.generic.database.CommentRef
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import fr.dcproject.component.constitution.database.ConstitutionRef
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import fr.dcproject.component.opinion.database.OpinionRef
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import java.util.UUID
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import kotlin.reflect.KClass
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import kotlin.reflect.full.isSubclassOf
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interface ExtraI<T : TargetI, C : CitizenI> :
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EntityI,
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HasTarget<T>,
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CreatedAt,
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CreatedBy<C>
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interface HasTarget<T : TargetI> {
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val target: T
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}
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open class TargetRef(id: UUID? = null, reference: String = "") : TargetI, Entity(id) {
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final override val reference: String
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get() = if (field != "") field else TargetI.getReference(this)
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init {
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this.reference = reference
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}
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}
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interface TargetI : EntityI {
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enum class TargetName(val targetReference: String) {
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Article("article"),
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Constitution("constitution"),
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Comment("comment"),
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Opinion("opinion"),
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Citizen("citizen"),
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}
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companion object {
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fun <T : TargetI> getReference(t: KClass<T>): String {
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return when {
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t.isSubclassOf(ArticleRef::class) -> TargetName.Article.targetReference
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t.isSubclassOf(ConstitutionRef::class) -> TargetName.Constitution.targetReference
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t.isSubclassOf(CommentRef::class) -> TargetName.Comment.targetReference
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t.isSubclassOf(OpinionRef::class) -> TargetName.Opinion.targetReference
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t.isSubclassOf(CitizenRef::class) -> TargetName.Citizen.targetReference
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else -> throw error("target not implemented: ${t.qualifiedName} \nImplement it or return 'reference' from SQL")
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}
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}
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fun getReference(t: TargetI): String {
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val ref = this.getReference(t::class)
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return if (t is ExtraI<*, *>) {
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"${ref}_on_${t.target.reference}"
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} else {
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ref
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}
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}
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}
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val reference: String
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}
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