add revisions to collections

zero.Web/Controllers/BackofficeCollectionController.cs

@@ -35,7 +35,7 @@ namespace zero.Web.Controllers
     }
 
 
-    public virtual async Task<EditModel<TEntity>> GetById([FromQuery] string id) => Edit(await Collection.GetById(id));
+    public virtual async Task<EditModel<TEntity>> GetById([FromQuery] string id, [FromQuery] string changeVector = null) => Edit(changeVector.IsNullOrEmpty() ? await Collection.GetById(id) : await Collection.GetRevision(changeVector));
 
 
     public virtual async Task<Dictionary<string, TEntity>> GetByIds([FromQuery] string[] ids) => await Collection.GetByIds(ids);
@@ -57,6 +57,12 @@ namespace zero.Web.Controllers
     }
 
 
+    public virtual async Task<ListResult<Revision>> GetRevisions([FromQuery] string id, [FromQuery] ListBackofficeQuery<TEntity> query)
+    {
+      return await Collection.GetRevisions(id, query.Page, query.PageSize);
+    }
+
+
     public virtual async Task<IEnumerable<SelectModel>> GetForPicker() => await SelectList(Collection.Stream(), PickerTransform);
 
 

zero.Web/Controllers/PagesController.cs

@@ -16,12 +16,10 @@ namespace zero.Web.Controllers
   {
     IPagesApi Api;
     IZeroStore Store;
-    IRevisionsApi RevisionsApi;
 
-    public PagesController(IPagesApi api, IRevisionsApi revisionsApi, IZeroStore store)
+    public PagesController(IPagesApi api, IZeroStore store)
     {
       Api = api;
-      RevisionsApi = revisionsApi;
       Store = store;
     }
 
@@ -88,7 +86,8 @@ namespace zero.Web.Controllers
     }
 
 
-    public async Task<ListResult<Revision>> GetRevisions([FromQuery] string id, [FromQuery] int page = 1) => await RevisionsApi.GetPaged<Page>(id, page);
+    //public async Task<ListResult<Revision>> GetRevisions([FromQuery] string id, [FromQuery] int page = 1) => await RevisionsApi.GetPaged<Page>(id, page); 
+    // TODO this endpoint is available when pages controller moved to BackofficeCollectionController
 
 
     public async Task<EntityResult<Page>> Save([FromBody] Page model) => await Api.Save(model);