# frozen_string_literal: true

class Profiles::PersonalAccessTokensController < Profiles::ApplicationController
  include RenderAccessTokens

  feature_category :system_access

  before_action :check_personal_access_tokens_enabled

  def index
    set_index_vars
    scopes = params[:scopes].split(',').map(&:squish).select(&:present?).map(&:to_sym) unless params[:scopes].nil?
    @personal_access_token = finder.build(
      name: params[:name],
      scopes: scopes
    )

    respond_to do |format|
      format.html
      format.json do
        render json: @active_access_tokens
      end
    end
  end

  def create
    result = ::PersonalAccessTokens::CreateService.new(
      current_user: current_user,
      target_user: current_user,
      params: personal_access_token_params,
      concatenate_errors: false
    ).execute

    @personal_access_token = result.payload[:personal_access_token]

    if result.success?
      render json: { new_token: @personal_access_token.token,
                     active_access_tokens: active_access_tokens }, status: :ok
    else
      render json: { errors: result.errors }, status: :unprocessable_entity
    end
  end

  def revoke
    @personal_access_token = finder.find(params[:id])
    service = PersonalAccessTokens::RevokeService.new(current_user, token: @personal_access_token).execute
    service.success? ? flash[:notice] = service.message : flash[:alert] = service.message

    redirect_to profile_personal_access_tokens_path
  end

  private

  def finder(options = {})
    PersonalAccessTokensFinder.new({ user: current_user, impersonation: false }.merge(options))
  end

  def personal_access_token_params
    params.require(:personal_access_token).permit(:name, :expires_at, scopes: [])
  end

  def set_index_vars
    @scopes = Gitlab::Auth.available_scopes_for(current_user)
    @scopes.delete(Gitlab::Auth::K8S_PROXY_SCOPE) unless Feature.enabled?(:k8s_proxy_pat, current_user)
    @active_access_tokens = active_access_tokens
  end

  def represent(tokens)
    ::PersonalAccessTokenSerializer.new.represent(tokens)
  end

  def check_personal_access_tokens_enabled
    render_404 if Gitlab::CurrentSettings.personal_access_tokens_disabled?
  end
end