add user document model

app/controllers/admin/user_documents_controller.rb

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+module Admin
+  class UserDocumentsController < Admin::ApplicationController
+    def valid_action?(name, resource = resource_class)
+      ["destroy"].exclude?(name.to_s) && super
+    end
+  end
+end

app/dashboards/user_document_dashboard.rb

@@ -0,0 +1,54 @@
+# frozen_string_literal: true
+require "administrate/base_dashboard"
+
+class UserDocumentDashboard < Administrate::BaseDashboard
+  # ATTRIBUTE_TYPES
+  # a hash that describes the type of each of the model's fields.
+  #
+  # Each different type represents an Administrate::Field object,
+  # which determines how the attribute is displayed
+  # on pages throughout the dashboard.
+  ATTRIBUTE_TYPES = {
+    id: Field::Number,
+    user: Field::BelongsTo,
+    image: Field::ActiveStorage,
+    status: Field::Select.with_options(collection: UserDocument.status.values),
+    created_at: Field::DateTime,
+    updated_at: Field::DateTime,
+  }.freeze
+
+  # COLLECTION_ATTRIBUTES
+  # an array of attributes that will be displayed on the model's index page.
+  #
+  # By default, it's limited to four items to reduce clutter on index pages.
+  # Feel free to add, remove, or rearrange items.
+  COLLECTION_ATTRIBUTES = [:user, :status].freeze
+
+  # SHOW_PAGE_ATTRIBUTES
+  # an array of attributes that will be displayed on the model's show page.
+  SHOW_PAGE_ATTRIBUTES = [:id, :user, :status, :image, :created_at, :updated_at].freeze
+
+  # FORM_ATTRIBUTES
+  # an array of attributes that will be displayed
+  # on the model's form (`new` and `edit`) pages.
+  FORM_ATTRIBUTES = [:status].freeze
+
+  # COLLECTION_FILTERS
+  # a hash that defines filters that can be used while searching via the search
+  # field of the dashboard.
+  #
+  # For example to add an option to search for open resources by typing "open:"
+  # in the search field:
+  #
+  #   COLLECTION_FILTERS = {
+  #     open: ->(resources) { resources.where(open: true) }
+  #   }.freeze
+  COLLECTION_FILTERS = {}.freeze
+
+  # Overwrite this method to customize how user documents are displayed
+  # across all pages of the admin dashboard.
+  #
+  # def display_resource(user_document)
+  #   "UserDocument ##{user_document.id}"
+  # end
+end

app/models/user.rb

@@ -16,6 +16,8 @@
 #  index_users_on_email  (email) UNIQUE
 #
 class User < ApplicationRecord
+  has_many :documents, class_name: "UserDocument", dependent: :destroy
+
   validates :first_name, :last_name, :email, presence: true
 
   def full_name

app/models/user_document.rb

@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+# == Schema Information
+#
+# Table name: user_documents
+#
+#  id         :bigint           not null, primary key
+#  status     :string           not null
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#  user_id    :bigint           not null
+#
+# Indexes
+#
+#  index_user_documents_on_user_id  (user_id)
+#
+# Foreign Keys
+#
+#  fk_rails_...  (user_id => users.id)
+#
+class UserDocument < ApplicationRecord
+  extend Enumerize
+
+  belongs_to :user
+  has_one_attached :image
+
+  enumerize :status,
+    in: [:pending_review, :approved, :refused],
+    default: :pending_review
+end