Add a history view for terraform states

And link to this from the mini environment page.

1 files changed, 19 insertions, 0 deletions

diff --git a/app/controllers/terraform_http_backend_controller.rb b/app/controllers/terraform_http_backend_controller.rb
index 4d11961..4587f8a 100644
--- a/app/controllers/terraform_http_backend_controller.rb
+++ b/app/controllers/terraform_http_backend_controller.rb
@@ -46,6 +46,25 @@ class TerraformHttpBackendController < ApplicationController
     end
   end
 
+  def show_history
+    @state = TerraformState.where(
+      state_id: state_id
+    ).order(:id).last
+
+    respond_to do |format|
+      format.html do
+        render :show
+      end
+      format.json do
+        if @state.nil?
+          render json: '{}', status: 404
+        else
+          render json: @state.data, status: 200
+        end
+      end
+    end
+  end
+
   def show_by_index
     @state = TerraformState.where(
       state_id: state_id