# frozen_string_literal: true

module Decidim
  # The controller to handle the user's public profile page.
  class ProfilesController < Decidim::ApplicationController
    include UserGroups
    include Flaggable

    helper Decidim::Messaging::ConversationHelper

    helper_method :profile_holder, :active_content

    before_action :ensure_profile_holder
    before_action :ensure_profile_holder_is_a_group, only: [:members]
    before_action :ensure_profile_holder_is_a_user, only: [:groups, :following]
    before_action :ensure_user_not_blocked, only: [:following, :followers, :badges]

    def show
      return redirect_to profile_timeline_path(nickname: params[:nickname]) if profile_holder == current_user
      return redirect_to profile_members_path if profile_holder.is_a?(Decidim::UserGroup)

      redirect_to profile_activity_path(nickname: params[:nickname])
    end

    def following
      @content_cell = "decidim/following"
      @title_key = "following"
      render :show
    end

    def followers
      @content_cell = "decidim/followers"
      @title_key = "followers"
      render :show
    end

    def badges
      @content_cell = "decidim/badges"
      @title_key = "badges"
      render :show
    end

    def groups
      enforce_user_groups_enabled

      @content_cell = "decidim/groups"
      @title_key = "groups"
      render :show
    end

    def members
      enforce_user_groups_enabled

      @content_cell = "decidim/members"
      @title_key = "members"
      render :show
    end

    def activity
      @content_cell = "decidim/user_activity"
      @title_key = "activity"
      render :show
    end

    private

    def ensure_user_not_blocked
      raise ActionController::RoutingError, "Blocked User" if profile_holder&.blocked? && !current_user&.admin?
    end

    def ensure_profile_holder_is_a_group
      raise ActionController::RoutingError, "No user group with the given nickname" unless profile_holder.is_a?(Decidim::UserGroup)
    end

    def ensure_profile_holder_is_a_user
      raise ActionController::RoutingError, "No user with the given nickname" unless profile_holder.is_a?(Decidim::User)
    end

    def ensure_profile_holder
      raise ActionController::RoutingError, "No user or user group with the given nickname" if !profile_holder || profile_holder.nickname.blank?
    end

    def profile_holder
      return if params[:nickname].blank?

      @profile_holder ||= Decidim::UserBaseEntity.find_by("LOWER(nickname) = ? AND decidim_organization_id = ?", params[:nickname].downcase, current_organization.id)
    end
  end
end