diff --git a/lib/groupher_server/cms/delegates/article_curd.ex b/lib/groupher_server/cms/delegates/article_curd.ex
index 48236866e..0ca271631 100644
--- a/lib/groupher_server/cms/delegates/article_curd.ex
+++ b/lib/groupher_server/cms/delegates/article_curd.ex
@@ -12,7 +12,7 @@ defmodule GroupherServer.CMS.Delegate.ArticleCURD do
       pick_by: 2,
       integerfy: 1,
       strip_struct: 1,
-      module_to_thread: 1,
+      module_to_atom: 1,
       get_config: 2,
       ensure: 2
     ]
@@ -333,7 +333,7 @@ defmodule GroupherServer.CMS.Delegate.ArticleCURD do
   end
 
   defp add_pin_articles_ifneed(articles, querable, %{community: community} = filter) do
-    thread = module_to_thread(querable)
+    thread = module_to_atom(querable)
 
     with true <- should_add_pin?(filter),
          true <- 1 == Map.get(articles, :page_number),
diff --git a/lib/groupher_server_web/schema/Helper/fields.ex b/lib/groupher_server_web/schema/Helper/fields.ex
index aa72569db..e58440d2c 100644
--- a/lib/groupher_server_web/schema/Helper/fields.ex
+++ b/lib/groupher_server_web/schema/Helper/fields.ex
@@ -12,6 +12,50 @@ defmodule GroupherServerWeb.Schema.Helper.Fields do
 
   @article_threads get_config(:article, :threads)
 
+  @doc "general article fields for grqphql resolve fields"
+  defmacro general_article_fields() do
+    quote do
+      field(:id, :id)
+      field(:title, :string)
+      field(:views, :integer)
+      field(:is_pinned, :boolean)
+      field(:mark_delete, :boolean)
+
+      field(:article_tags, list_of(:article_tag), resolve: dataloader(CMS, :article_tags))
+      field(:author, :user, resolve: dataloader(CMS, :author))
+      field(:original_community, :community, resolve: dataloader(CMS, :original_community))
+      field(:communities, list_of(:community), resolve: dataloader(CMS, :communities))
+
+      field(:meta, :article_meta)
+      field(:upvotes_count, :integer)
+      field(:collects_count, :integer)
+      field(:emotions, :article_emotions)
+
+      field(:viewer_has_collected, :boolean)
+      field(:viewer_has_upvoted, :boolean)
+      field(:viewer_has_viewed, :boolean)
+      field(:viewer_has_reported, :boolean)
+    end
+  end
+
+  defmacro article_thread_enums do
+    @article_threads
+    |> Enum.map(fn thread ->
+      quote do
+        enum(unquote(:"#{thread}_thread"), do: value(unquote(thread)))
+      end
+    end)
+  end
+
+  defmacro article_values do
+    @article_threads
+    |> Enum.map(fn thread ->
+      quote do
+        value(unquote(thread))
+      end
+    end)
+  end
+
   defmacro timestamp_fields(:article) do
     quote do
       field(:inserted_at, :datetime)
@@ -86,15 +130,7 @@ defmodule GroupherServerWeb.Schema.Helper.Fields do
     end)
   end
 
-  defmacro viewer_has_state_fields do
-    quote do
-      field(:viewer_has_collected, :boolean)
-      field(:viewer_has_upvoted, :boolean)
-      field(:viewer_has_viewed, :boolean)
-      field(:viewer_has_reported, :boolean)
-    end
-  end
-
+  # TODO: remove
   defmacro comments_fields do
     quote do
       field(:id, :id)
@@ -120,16 +156,6 @@ defmodule GroupherServerWeb.Schema.Helper.Fields do
         middleware(M.ConvertToInt)
       end
 
-      field :viewer_has_liked, :boolean do
-        arg(:viewer_did, :viewer_did_type, default_value: :viewer_did)
-
-        middleware(M.Authorize, :login)
-        # put current user into dataloader's args
-        middleware(M.PutCurrentUser)
-        resolve(dataloader(CMS, :likes))
-        middleware(M.ViewerDidConvert)
-      end
-
       field :replies, list_of(:comment) do
         arg(:filter, :members_filter)
 
@@ -157,6 +183,7 @@ defmodule GroupherServerWeb.Schema.Helper.Fields do
     end
   end
 
+  # TODO: remove
   defmacro comments_counter_fields(thread) do
     quote do
       # @dec "total comments of the post"
@@ -170,7 +197,6 @@ defmodule GroupherServerWeb.Schema.Helper.Fields do
       # @desc "unique participator list of a the comments"
       field :comments_participators, list_of(:user) do
         arg(:filter, :members_filter)
-        arg(:unique, :unique_type, default_value: true)
 
         # middleware(M.ForceLoader)
         middleware(M.PageSizeProof)
diff --git a/lib/groupher_server_web/schema/cms/cms_metrics.ex b/lib/groupher_server_web/schema/cms/cms_metrics.ex
index 37a2f5923..034cd66b9 100644
--- a/lib/groupher_server_web/schema/cms/cms_metrics.ex
+++ b/lib/groupher_server_web/schema/cms/cms_metrics.ex
@@ -4,51 +4,36 @@ defmodule GroupherServerWeb.Schema.CMS.Metrics do
   """
   use Absinthe.Schema.Notation
   import GroupherServerWeb.Schema.Helper.Fields
-  alias GroupherServer.CMS
 
-  alias CMS.Model.{Post, Job, Repo}
+  import Helper.Utils, only: [module_to_atom: 1]
 
   @default_inner_page_size 5
 
-  enum(:post_thread, do: value(:post))
-  enum(:job_thread, do: value(:job))
-  enum(:repo_thread, do: value(:repo))
-
-  enum(:community_type, do: value(:community))
-  enum(:comment_replies_type, do: value(:comment_replies_type))
-
-  enum(:count_type, do: value(:count))
-  enum(:viewer_did_type, do: value(:viewer_did))
-
-  enum(:star_action, do: value(:star))
-  enum(:comment_action, do: value(:comment))
-
-  enum :unique_type do
-    value(true)
-    value(false)
-  end
+  @doc """
+  only used for reaction result, like: upvote/collect/watch ...
+  """
+  interface :article do
+    # article 所包含的共同字段
+    field(:id, :id)
+    field(:title, :string)
+    field(:views, :integer)
 
-  enum :react_action do
-    value(:collect)
-    value(:upvote)
-    # value(:watch)
+    # 这里只是遵循 absinthe 的规范，并不是指返回以下的字段
+    resolve_type(fn parent_module, _ -> module_to_atom(parent_module) end)
   end
 
-  enum :reactable_action do
-    value(:upvote)
-    # value(:collect)
-    # value(:watch)
-  end
+  article_thread_enums()
 
+  # TODO: remove
+  enum(:count_type, do: value(:count))
+  # TODO: remove
   enum :cms_comment do
     value(:post_comment)
   end
 
   enum :thread do
-    value(:post)
-    value(:job)
+    article_values()
     value(:user)
-    value(:repo)
     value(:wiki)
     value(:cheatsheet)
     # home community
@@ -266,9 +251,7 @@ defmodule GroupherServerWeb.Schema.CMS.Metrics do
   end
 
   enum :report_content_type do
-    value(:post)
-    value(:job)
-    value(:repo)
+    article_values()
     value(:account)
     value(:article_comment)
     # value(:community)
@@ -285,47 +268,4 @@ defmodule GroupherServerWeb.Schema.CMS.Metrics do
     #   min_case_count,
     #   max_case_count,
   end
-
-  @doc """
-  only used for reaction result, like: upvote/collect/watch ...
-  """
-  interface :article do
-    field(:id, :id)
-    # field(:title, :string)
-
-    # TODO: remove the domain part
-    resolve_type(fn
-      %Post{}, _ -> :post
-      %Job{}, _ -> :job
-      %Repo{}, _ -> :repo
-      _, _ -> nil
-    end)
-  end
-
-  # @desc """
-  # The `DateTime` scalar type represents a date and time in the UTC
-  # timezone. The DateTime appears in a JSON response as an ISO8601 formatted
-  # string, including UTC timezone ("Z"). The parsed date and time string will
-  # be converted to UTC and any UTC offset other than 0 will be rejected.
-  # """
-  # scalar :datetime, name: "DateTime" do
-  # serialize &DateTime.to_iso8601/1
-  # parse &parse_datetime/1
-  # end
-
-  # @spec parse_datetime(Absinthe.Blueprint.Input.String.t) :: {:ok, DateTime.t} | :error
-  # @spec parse_datetime(Absinthe.Blueprint.Input.Null.t) :: {:ok, nil}
-  # defp parse_datetime(%Absinthe.Blueprint.Input.String{value: value}) do
-  # case DateTime.from_iso8601(value) do
-  # {:ok, datetime, 0} -> {:ok, datetime}
-  # {:ok, _datetime, _offset} -> :error
-  # _error -> :error
-  # end
-  # end
-  # defp parse_datetime(%Absinthe.Blueprint.Input.Null{}) do
-  # {:ok, nil}
-  # end
-  # defp parse_datetime(_) do
-  # :error
-  # end
 end
diff --git a/lib/groupher_server_web/schema/cms/cms_types.ex b/lib/groupher_server_web/schema/cms/cms_types.ex
index a3029bc84..e7cd7c8dd 100644
--- a/lib/groupher_server_web/schema/cms/cms_types.ex
+++ b/lib/groupher_server_web/schema/cms/cms_types.ex
@@ -52,25 +52,15 @@ defmodule GroupherServerWeb.Schema.CMS.Types do
   object :post do
     meta(:cache, max_age: 30)
     interface(:article)
-    field(:id, :id)
-    field(:title, :string)
+
+    general_article_fields()
+    article_comments_fields()
+
     field(:digest, :string)
     field(:length, :integer)
     field(:link_addr, :string)
     field(:copy_right, :string)
     field(:body, :string)
-    field(:views, :integer)
-    # NOTE: only meaningful in paged-xxx queries
-    field(:is_pinned, :boolean)
-    field(:mark_delete, :boolean)
-    field(:article_tags, list_of(:article_tag), resolve: dataloader(CMS, :article_tags))
-
-    field(:author, :user, resolve: dataloader(CMS, :author))
-    field(:original_community, :community, resolve: dataloader(CMS, :original_community))
-    field(:communities, list_of(:community), resolve: dataloader(CMS, :communities))
-
-    field(:meta, :article_meta)
-    field(:emotions, :article_emotions)
 
     field :comments, list_of(:comment) do
       arg(:filter, :members_filter)
@@ -79,8 +69,6 @@ defmodule GroupherServerWeb.Schema.CMS.Types do
       resolve(dataloader(CMS, :comments))
     end
 
-    # comments_count
-    # comments_participators / paged
     comments_counter_fields(:post)
 
     @desc "totalCount of unique participator list of a the comments"
@@ -94,9 +82,7 @@ defmodule GroupherServerWeb.Schema.CMS.Types do
       end)
     end
 
-    article_comments_fields()
-    viewer_has_state_fields()
-    # upvoted_count
+    # upvoted_count ?
     # collected_count
 
     timestamp_fields(:article)
@@ -104,8 +90,10 @@ defmodule GroupherServerWeb.Schema.CMS.Types do
 
   object :job do
     interface(:article)
-    field(:id, :id)
-    field(:title, :string)
+
+    general_article_fields()
+    article_comments_fields()
+
     field(:desc, :string)
     field(:company, :string)
     field(:company_link, :string)
@@ -114,34 +102,19 @@ defmodule GroupherServerWeb.Schema.CMS.Types do
     field(:link_addr, :string)
     field(:copy_right, :string)
     field(:body, :string)
-    field(:views, :integer)
-
-    field(:is_pinned, :boolean)
-    field(:mark_delete, :boolean)
 
-    field(:author, :user, resolve: dataloader(CMS, :author))
-    field(:article_tags, list_of(:article_tag), resolve: dataloader(CMS, :article_tags))
-    field(:original_community, :community, resolve: dataloader(CMS, :original_community))
-    field(:communities, list_of(:community), resolve: dataloader(CMS, :communities))
-
-    field(:meta, :article_meta)
-    field(:emotions, :article_emotions)
-
-    # comments_count
-    # comments_participators
-    article_comments_fields()
-    viewer_has_state_fields()
     timestamp_fields(:article)
   end
 
   object :repo do
-    # interface(:article)
-    field(:id, :id)
-    field(:title, :string)
+    interface(:article)
+
+    general_article_fields()
+    article_comments_fields()
+
     field(:owner_name, :string)
     field(:owner_url, :string)
     field(:repo_url, :string)
-    field(:author, :user, resolve: dataloader(CMS, :author))
 
     field(:desc, :string)
     field(:homepage_url, :string)
@@ -159,21 +132,8 @@ defmodule GroupherServerWeb.Schema.CMS.Types do
 
     field(:contributors, list_of(:repo_contributor))
 
-    field(:views, :integer)
-    field(:is_pinned, :boolean)
-    field(:mark_delete, :boolean)
-
     field(:last_sync, :datetime)
 
-    field(:article_tags, list_of(:article_tag), resolve: dataloader(CMS, :article_tags))
-    field(:original_community, :community, resolve: dataloader(CMS, :original_community))
-    field(:communities, list_of(:community), resolve: dataloader(CMS, :communities))
-
-    article_comments_fields()
-    viewer_has_state_fields()
-    # comments_count
-    # comments_participators
-
     timestamp_fields(:article)
   end
 
diff --git a/lib/helper/utils/utils.ex b/lib/helper/utils/utils.ex
index e7d206aef..62a978c72 100644
--- a/lib/helper/utils/utils.ex
+++ b/lib/helper/utils/utils.ex
@@ -182,16 +182,25 @@ defmodule Helper.Utils do
 
   def strip_struct(map) when is_map(map), do: map
 
-  @doc "turn GroupherServer.CMS.Model.Post -> :post"
-  def module_to_thread(module) do
-    module
-    |> to_string
-    |> String.split(".")
+  @doc """
+  get atom name of a module
+  """
+  def module_to_atom(%{__struct__: module_struct}) do
+    module_struct
+    |> Module.split()
     |> List.last()
     |> String.downcase()
     |> String.to_atom()
   end
 
+  def module_to_atom(module_struct) do
+    try do
+      module_struct |> struct |> module_to_atom
+    rescue
+      _ -> nil
+    end
+  end
+
   @doc "html uniq id generator for editorjs"
   @spec uid(:html, map) :: String.t()
   def uid(:html, %{"id" => id}) when g_none_empty_str(id), do: id
diff --git a/test/groupher_server_web/mutation/cms/comments/post_comment_test.exs b/test/groupher_server_web/mutation/cms/comments/post_comment_test.exs
index 1c20e808c..c40d226cc 100644
--- a/test/groupher_server_web/mutation/cms/comments/post_comment_test.exs
+++ b/test/groupher_server_web/mutation/cms/comments/post_comment_test.exs
@@ -167,10 +167,11 @@ defmodule GroupherServer.Test.Mutation.Comments.PostComment do
     mutation($id: ID!, $communityId: ID!){
       lockPostComment(id: $id, communityId: $communityId) {
         id
+        title
       }
     }
     """
-
+    @tag :wip
     test "can lock a post's comment", ~m(community post)a do
       variables = %{id: post.id, communityId: community.id}
       passport_rules = %{community.raw => %{"post.lock_comment" => true}}
diff --git a/test/helper/utils_test.exs b/test/helper/utils_test.exs
index dfc543f9f..05a9ccc6e 100644
--- a/test/helper/utils_test.exs
+++ b/test/helper/utils_test.exs
@@ -1,6 +1,7 @@
 defmodule GroupherServer.Test.Helper.UtilsTest do
   use GroupherServerWeb.ConnCase, async: true
 
+  alias GroupherServer.CMS.Model.Post
   alias Helper.Utils
 
   describe "map atom value up upcase str" do
@@ -194,4 +195,17 @@ defmodule GroupherServer.Test.Helper.UtilsTest do
       assert "exsit_id" == Utils.uid(:html, %{"id" => "exsit_id"})
     end
   end
+
+  describe "[others]" do
+    @tag :wip
+    test "module_to_atom should work" do
+      assert :post == Post |> Utils.module_to_atom()
+      assert :post == %Post{} |> Utils.module_to_atom()
+
+      # invalid case
+      assert nil == "whatever" |> Utils.module_to_atom()
+      assert nil == :whatever |> Utils.module_to_atom()
+      assert nil == 8848 |> Utils.module_to_atom()
+    end
+  end
 end