removed form upload for dummy app form page, introduced active storage to dummy app

Author: jonasjabari

spec/dummy/app/controllers/my_app_controller.rb

@@ -39,10 +39,6 @@ def some_action
   end
 
   def form_action
-    p 'Controller action'
-    p dummy_model_params[:file]
-    p dummy_model_params[:files]
-    dummy_model_params[:files]&.each { |file| p file }
     @dummy_model = DummyModel.create(dummy_model_params)
     if @dummy_model.errors.any?
       render json: {
@@ -88,9 +84,7 @@ def delete_dummy_model
   def dummy_model_params
     params.require(:dummy_model).permit(
       :title,
-      :description,
-      :file,
-      files: []
+      :description
     )
   end
 

spec/dummy/app/matestack/pages/my_app/my_fourth_page.rb

@@ -13,10 +13,6 @@ def response
       form my_form_config, :include do
         form_input key: :title, type: :text, placeholder: "title"
         br
-        form_input key: :file, type: :file
-        br
-        form_input key: :files, type: :file, multiple: true
-        br
         form_submit do
           button text: "Submit me!"
         end
@@ -48,9 +44,6 @@ def my_form_config
       for: @dummy_model,
       method: :post,
       path: :form_action_path,
-      attributes: {
-        enctype: 'multipart/form-data'
-      },
       success: {
         emit: "form_succeeded"
       },

spec/dummy/app/models/dummy_model.rb

@@ -1,8 +1,7 @@
 class DummyModel < ApplicationRecord
 
   validates :title, presence: true, uniqueness: true
-
-  attr_accessor :file
-  attr_accessor :files
-
+  
+  has_one_attached :file
+  has_many_attached :files
 end

spec/dummy/app/models/test_model.rb

@@ -1,2 +1,5 @@
 class TestModel < ApplicationRecord
+
+  has_one_attached :file
+
 end

spec/dummy/db/migrate/20200427170812_create_active_storage_tables.active_storage.rb

@@ -0,0 +1,27 @@
+# This migration comes from active_storage (originally 20170806125915)
+class CreateActiveStorageTables < ActiveRecord::Migration[5.2]
+  def change
+    create_table :active_storage_blobs do |t|
+      t.string   :key,        null: false
+      t.string   :filename,   null: false
+      t.string   :content_type
+      t.text     :metadata
+      t.bigint   :byte_size,  null: false
+      t.string   :checksum,   null: false
+      t.datetime :created_at, null: false
+
+      t.index [ :key ], unique: true
+    end
+
+    create_table :active_storage_attachments do |t|
+      t.string     :name,     null: false
+      t.references :record,   null: false, polymorphic: true, index: false
+      t.references :blob,     null: false
+
+      t.datetime :created_at, null: false
+
+      t.index [ :record_type, :record_id, :name, :blob_id ], name: "index_active_storage_attachments_uniqueness", unique: true
+      t.foreign_key :active_storage_blobs, column: :blob_id
+    end
+  end
+end

spec/dummy/db/schema.rb

@@ -10,7 +10,28 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2019_09_08_153924) do
+ActiveRecord::Schema.define(version: 2020_04_27_170812) do
+
+  create_table "active_storage_attachments", force: :cascade do |t|
+    t.string "name", null: false
+    t.string "record_type", null: false
+    t.integer "record_id", null: false
+    t.integer "blob_id", null: false
+    t.datetime "created_at", null: false
+    t.index ["blob_id"], name: "index_active_storage_attachments_on_blob_id"
+    t.index ["record_type", "record_id", "name", "blob_id"], name: "index_active_storage_attachments_uniqueness", unique: true
+  end
+
+  create_table "active_storage_blobs", force: :cascade do |t|
+    t.string "key", null: false
+    t.string "filename", null: false
+    t.string "content_type"
+    t.text "metadata"
+    t.bigint "byte_size", null: false
+    t.string "checksum", null: false
+    t.datetime "created_at", null: false
+    t.index ["key"], name: "index_active_storage_blobs_on_key", unique: true
+  end
 
   create_table "dummy_child_models", force: :cascade do |t|
     t.string "title"