Add "Do" command

app/models/command/do.rb

@@ -0,0 +1,34 @@
+class Command::Do < Command
+  include Command::Cards
+
+  store_accessor :data, :statues_by_card_id
+
+  def title
+    "Move #{cards_description} to Doing"
+  end
+
+  def execute
+    statues_by_card_id = {}
+
+    transaction do
+      cards.find_each do |card|
+        statues_by_card_id[card.id] = { closed: card.closed?, doing: card.doing?, considering: card.considering? }
+        card.engage
+      end
+
+      update! statues_by_card_id: statues_by_card_id
+    end
+  end
+
+  def undo
+    transaction do
+      statues_by_card_id.each do |card_id, data|
+        if card = user.accessible_cards.find_by_id(card_id)
+          card.close if data["closed"]
+          card.engage if data["doing"]
+          card.reconsider if data["considering"]
+        end
+      end
+    end
+  end
+end

app/models/command/parser.rb

@@ -31,6 +31,8 @@ class Command::Parser
         Command::ClearFilters.new(params: filter.as_params)
       when "/close"
         Command::Close.new(card_ids: cards.ids, reason: combined_arguments)
+      when "/do"
+        Command::Do.new(card_ids: cards.ids)
       when "/insight"
         Command::GetInsight.new(query: combined_arguments, card_ids: cards.ids)
       when "/search"