From 0aac7c559d87de940238c91ff06c1d225d489ec5 Mon Sep 17 00:00:00 2001
From: Matthias Andreas Benkard <code@mail.matthias.benkard.de>
Date: Sun, 26 Jan 2020 08:05:27 +0100
Subject: Add wiki page revision list.

Change-Id: I21a6ff469ef4dbf64a8d77eb4626765ae43ed37e
---
 .../java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java |  6 +++--
 .../eu/mulk/mulkcms2/benki/wiki/WikiResource.java  | 31 ++++++++++++++++++----
 2 files changed, 30 insertions(+), 7 deletions(-)

(limited to 'src/main/java')

diff --git a/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java b/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java
index dff7e69..9b40d5d 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiPage.java
@@ -1,12 +1,13 @@
 package eu.mulk.mulkcms2.benki.wiki;
 
 import io.quarkus.hibernate.orm.panache.PanacheEntityBase;
-import java.util.Collection;
+import java.util.List;
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
 import javax.persistence.Id;
 import javax.persistence.OneToMany;
+import javax.persistence.OrderBy;
 import javax.persistence.Table;
 
 @Entity
@@ -18,5 +19,6 @@ public class WikiPage extends PanacheEntityBase {
   public int id;
 
   @OneToMany(mappedBy = "page", fetch = FetchType.LAZY)
-  public Collection<WikiPageRevision> revisions;
+  @OrderBy("date desc")
+  public List<WikiPageRevision> revisions;
 }
diff --git a/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiResource.java b/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiResource.java
index 714b785..a8d7db4 100644
--- a/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiResource.java
+++ b/src/main/java/eu/mulk/mulkcms2/benki/wiki/WikiResource.java
@@ -13,7 +13,6 @@ import io.smallrye.jwt.auth.principal.JWTCallerPrincipal;
 import java.time.format.DateTimeFormatter;
 import java.time.format.FormatStyle;
 import java.time.temporal.TemporalAccessor;
-import java.util.Map;
 import java.util.Optional;
 import javax.inject.Inject;
 import javax.ws.rs.GET;
@@ -39,6 +38,10 @@ public class WikiResource {
   @Inject
   Template wikiPage;
 
+  @ResourcePath("benki/wiki/wikiPageRevisionList.html")
+  @Inject
+  Template wikiPageRevisionList;
+
   @Inject SecurityIdentity identity;
 
   @GET
@@ -47,9 +50,7 @@ public class WikiResource {
   public TemplateInstance getPage(@PathParam("pageName") String pageName) {
     Optional<WikiPageRevision> maybePage =
         WikiPageRevision.find(
-                "from WikiPageRevision rev"
-                    + " join fetch rev.author"
-                    + " where rev.title = ?1",
+                "from WikiPageRevision rev" + " join fetch rev.author" + " where rev.title = ?1",
                 Sort.by("date").descending(),
                 pageName)
             .firstResultOptional();
@@ -75,7 +76,27 @@ public class WikiResource {
   @Path("/{pageName}/revisions")
   @Produces(TEXT_HTML)
   public TemplateInstance getPageRevisions(@PathParam("pageName") String pageName) {
-    throw new NotImplementedYetException();
+    Optional<WikiPageRevision> maybePrimaryRevision =
+        WikiPageRevision.find(
+                "from WikiPageRevision rev" + " join fetch rev.author" + " where rev.title = ?1",
+                Sort.by("date").descending(),
+                pageName)
+            .firstResultOptional();
+    if (maybePrimaryRevision.isEmpty()) {
+      throw new NotFoundException();
+    }
+    var primaryRevision = maybePrimaryRevision.get();
+
+    WikiPage page =
+        WikiPageRevision.find(
+                "from WikiPage p"
+                    + " join fetch p.revisions rev"
+                    + " join fetch rev.author"
+                    + " where p.id = ?1",
+                primaryRevision.page.id)
+            .singleResult();
+
+    return wikiPageRevisionList.data("page", page).data("title", pageName);
   }
 
   @TemplateExtension
-- 
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