Richelle & Rachael

app/controllers/videos_controller.rb

@@ -21,6 +21,16 @@ def show
       )
   end
 
+  def create
+    video = Video.new(video_params)
+
+    if video.save
+      render json: video.as_json(only: [:id]), status: :created
+    else
+      render json: { errors: video.errors.messages }, status: :bad_request
+    end
+  end
+
   private
 
   def require_video
@@ -29,4 +39,7 @@ def require_video
       render status: :not_found, json: { errors: { title: ["No video with title #{params["title"]}"] } }
     end
   end
+  def video_params
+    return params.permit(:title, :overview, :release_date, :inventory, :available_inventory)
+  end
 end

config/routes.rb

@@ -3,7 +3,7 @@
 
   resources :customers, only: [:index]
 
-  resources :videos, only: [:index, :show], param: :title
+  resources :videos, only: [:index, :show, :create], param: :title
 
   post "/rentals/:title/check-out", to: "rentals#check_out", as: "check_out"
   post "/rentals/:title/return", to: "rentals#check_in", as: "check_in"

test/controllers/videos_controller_test.rb

@@ -77,4 +77,40 @@ class VideosControllerTest < ActionDispatch::IntegrationTest
       expect(data["errors"]).must_include "title"
     end
   end
+  describe "create" do
+    let(:video_params) {
+      {
+          title: "Alf the movie",
+          overview: "The most early 90s movie of all time",
+          release_date: "2020-12-25",
+          inventory: 6,
+          available_inventory: 6
+      }
+    }
+    it "can create a valid video" do
+      # Assert
+      expect {
+        post videos_path, params: video_params
+      }.must_differ "Video.count", 1
+
+      must_respond_with :created
+    end
+
+    it "will respond with bad request and errors for an invalid movie" do
+      # Arrange
+      video_params[:title] = nil
+
+      # Assert
+      expect {
+        post videos_path, params: video_params
+      }.wont_change "Video.count"
+      body = JSON.parse(response.body)
+
+      expect(body.keys).must_include "errors"
+      expect(body["errors"].keys).must_include "title"
+      expect(body["errors"]["title"]).must_include "can't be blank"
+
+      must_respond_with :bad_request
+    end
+  end
 end