#29 Implement Workgroup (route, voter, repo, entity)

Create tests for workgroup routes
add CitizenWithUserI

src/main/kotlin/fr/dcproject/security/voter/WorkgroupVoter.kt

@@ -0,0 +1,63 @@
+package fr.dcproject.security.voter
+
+import fr.dcproject.entity.UserI
+import fr.dcproject.entity.WorkgroupI
+import fr.dcproject.entity.WorkgroupWithAuthI
+import io.ktor.application.ApplicationCall
+
+class WorkgroupVoter : Voter {
+    enum class Action : ActionI {
+        CREATE,
+        UPDATE,
+        VIEW,
+        DELETE
+    }
+
+    override fun supports(action: ActionI, call: ApplicationCall, subject: Any?): Boolean {
+        return (action is Action)
+            .and(subject is List<*> || subject is WorkgroupI?)
+    }
+
+    override fun vote(action: ActionI, call: ApplicationCall, subject: Any?): Vote {
+        val user = call.user
+        if (subject is WorkgroupI && action == Action.CREATE && user is UserI) {
+            return Vote.GRANTED
+        }
+
+        if (action == Action.VIEW) {
+            if (subject is WorkgroupWithAuthI<*>) {
+                return if (subject.isDeleted()) Vote.DENIED
+                else if (!subject.anonymous) Vote.GRANTED
+                else if (subject.anonymous && user != null && subject.isMember(user)) Vote.GRANTED
+                else Vote.DENIED
+            }
+            if (subject is List<*>) {
+                subject.forEach {
+                    if (it !is WorkgroupWithAuthI<*> || it.isDeleted()) {
+                        return Vote.DENIED
+                    }
+                }
+                return Vote.GRANTED
+            }
+            return Vote.DENIED
+        }
+
+        if (subject is WorkgroupWithAuthI<*>) {
+            if (action == Action.DELETE && user is UserI && subject.owner.user.id == user.id) {
+                return Vote.GRANTED
+            }
+
+            if (action == Action.UPDATE && user is UserI && subject.owner.user.id == user.id) {
+                return Vote.GRANTED
+            }
+
+            return Vote.DENIED
+        }
+
+        if (action is Action) {
+            return Vote.DENIED
+        }
+
+        return Vote.ABSTAIN
+    }
+}