Split Entities for remove nullable variables

src/main/kotlin/fr/dcproject/entity/request/Article.kt

@@ -1,5 +1,6 @@
 package fr.dcproject.entity.request
 
+import fr.dcproject.entity.ArticleFull
 import fr.dcproject.entity.Citizen
 import java.util.*
 import fr.dcproject.entity.Article as ArticleEntity
@@ -7,7 +8,7 @@ import fr.dcproject.entity.Article as ArticleEntity
 class Article(
     val id: UUID?,
     val title: String,
-    val anonymous: Boolean? = true,
+    val anonymous: Boolean = true,
     val content: String,
     val description: String,
     val tags: List<String> = emptyList(),
@@ -16,7 +17,7 @@ class Article(
 ) :
     Request {
 
-    fun merge(article: ArticleEntity) {
+    fun merge(article: ArticleFull) {
         article.title = this.title
         article.content = this.content
         article.description = this.description

src/main/kotlin/fr/dcproject/entity/request/Constitution.kt

@@ -0,0 +1,48 @@
+package fr.dcproject.entity.request
+
+import fr.dcproject.entity.ArticleRef
+import fr.dcproject.entity.Citizen
+import fr.dcproject.entity.CitizenSimple
+import fr.dcproject.entity.ConstitutionSimple
+import fr.postgresjson.entity.immutable.UuidEntity
+import java.util.*
+
+class Constitution(
+    var title: String,
+    var anonymous: Boolean = true,
+    var titles: MutableList<Title> = mutableListOf(),
+    var draft: Boolean = false,
+    var lastVersion: Boolean = false,
+    var versionId: UUID = UUID.randomUUID()
+) {
+    init {
+        titles.forEachIndexed { index, title ->
+            title.rank = index
+        }
+    }
+
+    class Title(
+        id: UUID = UUID.randomUUID(),
+        var name: String,
+        var rank: Int? = null,
+        var articles: MutableList<ArticleRef> = mutableListOf()
+    ) : UuidEntity(id) {
+        fun create(): ConstitutionSimple.TitleSimple<ArticleRef> {
+            return ConstitutionSimple.TitleSimple(
+                id, name, rank, articles
+            )
+        }
+    }
+
+    fun create(createdBy: Citizen): ConstitutionSimple<CitizenSimple, ConstitutionSimple.TitleSimple<ArticleRef>> {
+        return ConstitutionSimple(
+            title = title,
+            titles = titles.create(),
+            createdBy = createdBy,
+            versionId = versionId
+        )
+    }
+}
+
+fun List<Constitution.Title>.create(): MutableList<ConstitutionSimple.TitleSimple<ArticleRef>> =
+    map { it.create() }.toMutableList()