Add welsh translations upload

app/controllers/forms/welsh_translation_controller.rb

@@ -77,8 +77,38 @@ def download
       form_content_service = WelshCsvService.new(form_with_pages_and_conditions)
 
       send_data form_content_service.as_csv,
-                type: "text/csv; charset=iso-8859-1",
-                disposition: "attachment; filename=#{form_content_service.filename}"
+                type: "text/csv; charset=utf-8",
+                filename: form_content_service.filename,
+                disposition: "attachment"
+    end
+
+    def show_upload
+      authorize current_form, :can_edit_form?
+      welsh_translation_upload_input = WelshTranslationUploadInput.new(form: current_form)
+      render :show_upload, locals: { current_form:, welsh_translation_upload_input: }
+    end
+
+    def upload
+      authorize current_form, :can_edit_form?
+
+      welsh_translation_upload_input = WelshTranslationUploadInput.new(**welsh_translation_upload_params)
+
+      data = welsh_translation_upload_input.read_file
+      unless data
+        return render :show_upload, status: :unprocessable_entity, locals: { current_form:, welsh_translation_upload_input: }
+      end
+
+      @welsh_translation_input = if FeatureService.new(group: current_form.group).enabled?(:multiple_branches)
+                                   WelshTranslationInput2.new(form: form_with_pages_and_exit_pages)
+                                 else
+                                   WelshTranslationInput.new(form: form_with_pages_and_conditions)
+                                 end
+
+      @welsh_translation_input.assign_from_spreadsheet(data).validate(:upload)
+      @table_presenter = Forms::TranslationTablePresenter.new
+
+      flash.now[:success] = t("banner.success.form.welsh_translation_uploaded")
+      render :new
     end
 
   private
@@ -122,5 +152,11 @@ def form_with_pages_and_conditions
     def form_with_pages_and_exit_pages
       Form.includes(pages: [:exit_pages]).find(current_form.id)
     end
+
+    def welsh_translation_upload_params
+      params.fetch(:forms_welsh_translation_upload_input, ActionController::Parameters.new)
+            .permit(:file)
+            .merge(form: current_form)
+    end
   end
 end

app/input_objects/forms/welsh_condition_translation_input.rb

@@ -1,6 +1,7 @@
 class Forms::WelshConditionTranslationInput < BaseInput
   include ActionView::Helpers::FormTagHelper
   include ActiveModel::Attributes
+  include WelshTranslationContentLabels
 
   attr_accessor :condition
 
@@ -39,6 +40,17 @@ def assign_condition_values
     self
   end
 
+  def assign_from_spreadsheet(data)
+    assign_condition_values
+
+    %i[exit_page_heading exit_page_markdown].each do |attr|
+      content_label = condition_label(condition.routing_page, attr)
+      send(:"#{attr}_cy=", data[content_label]) if data.key?(content_label) && data[content_label].present?
+    end
+
+    self
+  end
+
   def form_field_id(attribute)
     field_id(:forms_welsh_condition_translation_input, condition.id, :condition_translations, attribute)
   end

app/input_objects/forms/welsh_exit_page_translation_input.rb

@@ -1,6 +1,7 @@
 class Forms::WelshExitPageTranslationInput < BaseInput
   include ActionView::Helpers::FormTagHelper
   include ActiveModel::Attributes
+  include WelshTranslationContentLabels
 
   attr_accessor :exit_page, :position
 
@@ -41,6 +42,17 @@ def assign_exit_page_values
     self
   end
 
+  def assign_from_spreadsheet(data)
+    assign_exit_page_values
+
+    %i[heading markdown].each do |attr|
+      content_label = exit_page_label(exit_page.question_page, position, attr)
+      send(:"#{attr}_cy=", data[content_label]) if data.key?(content_label) && data[content_label].present?
+    end
+
+    self
+  end
+
   def form_field_id(attribute)
     field_id(:forms_welsh_exit_page_translation_input, exit_page.id, :exit_page_translations, attribute)
   end

app/input_objects/forms/welsh_page_translation_input.rb

@@ -2,6 +2,7 @@ class Forms::WelshPageTranslationInput < BaseInput
   include TextInputHelper
   include ActionView::Helpers::FormTagHelper
   include ActiveModel::Attributes
+  include WelshTranslationContentLabels
 
   attr_accessor :condition_translations, :selection_options_cy
   attr_reader :page
@@ -82,6 +83,27 @@ def assign_page_values
     self
   end
 
+  def assign_from_spreadsheet(data)
+    # assign values from the form first, and override only those that are set in the spreadsheet
+    assign_page_values
+
+    %i[question_text hint_text page_heading guidance_markdown none_of_the_above_question].each do |attr|
+      content_label = page_label(page, attr)
+      send(:"#{attr}_cy=", data[content_label]) if data.key?(content_label) && data[content_label].present?
+    end
+
+    selection_options_cy&.each_with_index do |option, index|
+      content_label = selection_option_label(page, index)
+      option.name_cy = data[content_label] if data.key?(content_label) && data[content_label].present?
+    end
+
+    condition_translations.each do |condition_translation|
+      condition_translation.assign_from_spreadsheet(data)
+    end
+
+    self
+  end
+
   def condition_translations_attributes=(attributes)
     submitted_condition_ids = attributes.values.map { |attrs| attrs["id"] }.compact
 

app/input_objects/forms/welsh_page_translation_input2.rb

@@ -2,6 +2,7 @@ class Forms::WelshPageTranslationInput2 < BaseInput
   include TextInputHelper
   include ActionView::Helpers::FormTagHelper
   include ActiveModel::Attributes
+  include WelshTranslationContentLabels
 
   attr_accessor :exit_page_translations, :selection_options_cy
   attr_reader :page
@@ -84,6 +85,27 @@ def assign_page_values
     self
   end
 
+  def assign_from_spreadsheet(data)
+    # assign values from the form first, and override only those that are set in the spreadsheet
+    assign_page_values
+
+    %i[question_text hint_text page_heading guidance_markdown none_of_the_above_question].each do |attr|
+      content_label = page_label(page, attr)
+      send(:"#{attr}_cy=", data[content_label]) if data.key?(content_label) && data[content_label].present?
+    end
+
+    selection_options_cy&.each_with_index do |option, index|
+      content_label = selection_option_label(page, index)
+      option.name_cy = data[content_label] if data.key?(content_label) && data[content_label].present?
+    end
+
+    exit_page_translations&.each do |exit_page_translation|
+      exit_page_translation.assign_from_spreadsheet(data)
+    end
+
+    self
+  end
+
   def exit_page_translations_attributes=(attributes)
     submitted_exit_page_ids = attributes.values.map { |attrs| attrs["id"] }.compact
 

app/input_objects/forms/welsh_selection_option_translation_input.rb

@@ -26,6 +26,14 @@ def assign_selection_option_values
     self
   end
 
+  def assign_selection_option_values_from_csv_values(csv_values)
+    return self unless selection_option
+
+    spreadsheet_id = page_content_id(page.id, "option_#{index}")
+    self.name_cy = csv_values[spreadsheet_id] if csv_values.key?(spreadsheet_id)
+    self
+  end
+
   def as_selection_option
     { name: name_cy, value: selection_option.value }
   end

app/input_objects/forms/welsh_translation_input.rb

@@ -1,6 +1,7 @@
-class Forms::WelshTranslationInput < Forms::MarkCompleteInput
+class Forms::WelshTranslationInput < BaseInput
   include TextInputHelper
   include ActiveModel::Attributes
+  include WelshTranslationContentLabels
 
   attr_accessor :form, :page_translations
 
@@ -16,6 +17,10 @@ class Forms::WelshTranslationInput < Forms::MarkCompleteInput
   attribute :what_happens_next_markdown_cy
   attribute :payment_url_cy
 
+  with_options except_on: :upload do
+    validates :mark_complete, presence: true
+  end
+
   validates :name_cy, presence: true, if: -> { marked_complete? }
   validates :name_cy, length: { maximum: 500 }, if: -> { name_cy.present? }
 
@@ -122,6 +127,34 @@ def assign_form_values
     self
   end
 
+  def assign_from_spreadsheet(data)
+    # assign values from the form first, and override only those that are set in the spreadsheet
+    assign_form_values
+
+    %i[name
+       privacy_policy_url
+       support_email
+       support_phone
+       support_url
+       support_url_text
+       declaration_markdown
+       what_happens_next_markdown
+       payment_url].each do |attr|
+      content_label = FORM_ATTRIBUTE_LABELS.fetch(attr)
+      send(:"#{attr}_cy=", data[content_label]) if data.key?(content_label) && data[content_label].present?
+    end
+
+    self.page_translations = form.pages.map do |page|
+      Forms::WelshPageTranslationInput.new(page:).assign_from_spreadsheet(data)
+    end
+
+    self
+  end
+
+  def marked_complete?
+    ["true", true].include?(mark_complete)
+  end
+
   def blanked?
     all_fields_empty? && page_translations.all?(&:blanked?)
   end

app/input_objects/forms/welsh_translation_input2.rb

@@ -1,6 +1,7 @@
-class Forms::WelshTranslationInput2 < Forms::MarkCompleteInput
+class Forms::WelshTranslationInput2 < BaseInput
   include TextInputHelper
   include ActiveModel::Attributes
+  include WelshTranslationContentLabels
 
   attr_accessor :form, :page_translations
 
@@ -16,6 +17,10 @@ class Forms::WelshTranslationInput2 < Forms::MarkCompleteInput
   attribute :what_happens_next_markdown_cy
   attribute :payment_url_cy
 
+  with_options except_on: :upload do
+    validates :mark_complete, presence: true
+  end
+
   validates :name_cy, presence: true, if: -> { marked_complete? }
   validates :name_cy, length: { maximum: 500 }, if: -> { name_cy.present? }
 
@@ -122,6 +127,34 @@ def assign_form_values
     self
   end
 
+  def assign_from_spreadsheet(data)
+    # assign values from the form first, and override only those that are set in the spreadsheet
+    assign_form_values
+
+    %i[name
+       privacy_policy_url
+       support_email
+       support_phone
+       support_url
+       support_url_text
+       declaration_markdown
+       what_happens_next_markdown
+       payment_url].each do |attr|
+      content_label = FORM_ATTRIBUTE_LABELS.fetch(attr)
+      send(:"#{attr}_cy=", data[content_label]) if data.key?(content_label) && data[content_label].present?
+    end
+
+    self.page_translations = form.pages.map do |page|
+      Forms::WelshPageTranslationInput2.new(page:).assign_from_spreadsheet(data)
+    end
+
+    self
+  end
+
+  def marked_complete?
+    ["true", true].include?(mark_complete)
+  end
+
   def blanked?
     all_fields_empty? && page_translations.all?(&:blanked?)
   end

app/input_objects/forms/welsh_translation_upload_input.rb

@@ -0,0 +1,31 @@
+class Forms::WelshTranslationUploadInput < BaseInput
+  FILE_TYPES = %w[
+    text/csv
+  ].freeze
+  MAX_SIZE_IN_MB = 10
+
+  attr_accessor :form, :file
+
+  validates :file, presence: true, file_content_type: { in: FILE_TYPES }
+  validate :validate_file_size
+
+  def read_file
+    return false if invalid?
+
+    WelshCsvImportService.new(file, form).read
+  rescue CSV::MalformedCSVError
+    errors.add(:file, :malformed)
+    false
+  rescue WelshCsvImportService::InvalidHeadersError
+    errors.add(:file, :invalid_headers)
+    false
+  end
+
+private
+
+  def validate_file_size
+    if file.present? && file.size > MAX_SIZE_IN_MB.megabytes
+      errors.add(:file, :too_big)
+    end
+  end
+end

app/lib/welsh_translation_content_labels.rb

@@ -0,0 +1,51 @@
+module WelshTranslationContentLabels
+  FORM_ATTRIBUTE_LABELS = {
+    name: "Form name",
+    declaration_markdown: "Declaration",
+    what_happens_next_markdown: "Information about what happens next",
+    payment_url: "GOV.UK Pay payment link",
+    privacy_policy_url: "Link to privacy information for this form",
+    support_email: "Contact details for support - email address",
+    support_phone: "Contact details for support - phone number and opening times",
+    support_url: "Contact details for support - online contact link",
+    support_url_text: "Contact details for support - online contact link text",
+  }.freeze
+
+  PAGE_ATTRIBUTE_LABELS = {
+    question_text: "question text",
+    hint_text: "hint text",
+    page_heading: "page heading",
+    guidance_markdown: "guidance text",
+    none_of_the_above_question: "question or label if 'None of the above' is selected",
+  }.freeze
+
+  CONDITION_ATTRIBUTE_LABELS = {
+    exit_page_heading: "exit page heading",
+    exit_page_markdown: "exit page content",
+  }.freeze
+
+  EXIT_PAGE_ATTRIBUTE_LABELS = {
+    heading: "heading",
+    markdown: "content",
+  }.freeze
+
+  def page_label(page, attribute)
+    "#{question_name(page)} - #{PAGE_ATTRIBUTE_LABELS.fetch(attribute)}"
+  end
+
+  def selection_option_label(page, option_index)
+    "#{question_name(page)} - option #{option_index + 1}"
+  end
+
+  def condition_label(page, attribute)
+    "#{question_name(page)} - #{CONDITION_ATTRIBUTE_LABELS.fetch(attribute)}"
+  end
+
+  def exit_page_label(page, exit_page_position, attribute)
+    "#{question_name(page)} - exit page #{exit_page_position} #{EXIT_PAGE_ATTRIBUTE_LABELS.fetch(attribute)}"
+  end
+
+  def question_name(page)
+    "Question #{page.position}"
+  end
+end