Implement GET and POST /hooks/outgoing endpoints for APIv4 (#5645)

store/sql_channel_store.go

@@ -386,9 +386,9 @@ func (s SqlChannelStore) get(id string, master bool, allowFromCache bool) StoreC
 		}
 
 		if obj, err := db.Get(model.Channel{}, id); err != nil {
-			result.Err = model.NewLocAppError("SqlChannelStore.Get", "store.sql_channel.get.find.app_error", nil, "id="+id+", "+err.Error())
+			result.Err = model.NewAppError("SqlChannelStore.Get", "store.sql_channel.get.find.app_error", nil, "id="+id+", "+err.Error(), http.StatusInternalServerError)
 		} else if obj == nil {
-			result.Err = model.NewAppError("SqlChannelStore.Get", "store.sql_channel.get.existing.app_error", nil, "id="+id, http.StatusBadRequest)
+			result.Err = model.NewAppError("SqlChannelStore.Get", "store.sql_channel.get.existing.app_error", nil, "id="+id, http.StatusNotFound)
 		} else {
 			result.Data = obj.(*model.Channel)
 			channelCache.AddWithExpiresInSecs(id, obj.(*model.Channel), CHANNEL_CACHE_SEC)