class PersonalBooksController < ApplicationController
  def index
    params = OrbitHelper.params
    books = Book.where(:is_hidden=>false).sort_for_frontend.page(OrbitHelper.params[:page_no]).per(OrbitHelper.page_data_count)
    page = Page.where(:page_id => params[:page_id]).first rescue nil

    if page.custom_string_field == "table"
      fields_to_show = page.custom_array_field rescue []
      fields_to_show = [
        "authors",
        "book_title",
        "extracted_chapters",
        "publisher",
        "isbn",
        "publish_date"
      ] if fields_to_show.blank?
    else
      fields_to_show = [
        "year",
        "book_title"
      ]
    end
    if params[:selectbox] !=nil
      books = Book.where(:is_hidden=>false)
      books_count = books.count
      books_temp = books.take(books_count).sort_by{ |tp| [-tp[:year].to_i,-tp[:publication_date].to_i] }
      case params[:selectbox]
      when "book_title", "extracted_chapters", "default"
        if  page.custom_string_field == "table"
         books_show = books_temp.select {|value| value.send(params[:selectbox]).include? params[:keywords]}
        else
         books_show = books_temp.select {|value| value.create_link.include? params[:keywords]}
        end
      when "publish_date", "publication_date"
          books_show = books_temp.select {|value| value.publication_date.strftime("%Y/%m").to_s.include? params[:keywords]}
      when "author_type"
          books_show = books_temp.select {|value| value.book_author_types.collect{|bat| bat.title}.join(", ").include? params[:keywords]}
      when "language"
          books_show = books_temp.select {|value| (!value.language.nil? ? I18n.t("personal_book.#{value.language}") : "").include? params[:keywords]}
      else
          books_show = books_temp.select {|value| value.send(params[:selectbox]).to_s.include? params[:keywords]}
      end
      if params[:page_no].nil?
          page_to_show = 1
      else
          page_to_show = params[:page_no].to_i
      end
      books_show_last = books_show[(page_to_show-1)*OrbitHelper.page_data_count...page_to_show*OrbitHelper.page_data_count]
      books = books_show_last
      books_total_pages = (books_show.length/OrbitHelper.page_data_count.to_f).ceil
    else
      books_total_pages = books.total_pages
    end
    book_list = []
    books.each do |book|
      t = []
      fields_to_show.each do |fs|
        case fs
        when "book_title", "extracted_chapters"
          if  page.custom_string_field == "table"
           t << {"value" => "<a href='#{OrbitHelper.url_to_show(book.to_param)}'>#{book.send(fs)}</a>"}
          else
           t << {"value" => "<a href='#{OrbitHelper.url_to_show(book.to_param)}'>#{book.create_link}</a>"}
          end
        when "publish_date", "publication_date"
          t << {"value" => book.publication_date.strftime("%Y/%m/%d")}
        when "author_type"
          t << {"value" => (book.book_author_types.collect{|bat| bat.title}.join(", ") rescue "")}
        when "language"
          t << {"value" => (!book.language.nil? ? I18n.t("personal_book.#{book.language}") : "")}
        else
          t << {"value" => book.send(fs)}
        end
      end
      book_list << {"books" => t}
    end
    choice_show = []
    headers = []
    fields_to_show.each do |fs|
      col = 2
      col = 3 if fs == "paper_title"
      headers << {
        "head-title" => t("personal_book.#{fs}"),
        "col" => col
      }
      choice_show << t("personal_book.#{fs}")
    end
    choice_value = fields_to_show
    choice_value.unshift("default")
    choice_select=choice_value.map{|iter| iter==params[:selectbox] ? "selected" : ""}
    choice_select=choice_select.map{|value| {"choice_select" => value}}
    choice_value=choice_value.map{|value| {"choice_value" => value}}
    choice_default = params[:locale]!='en' ? "——選取分類——" : "——select class——"
    choice_show.unshift(choice_default)
    choice_show=choice_show.map{|value| {"choice_show" => value}}
    choice=choice_value.zip(choice_show,choice_select)
    choice=choice.map{|value| value.inject:merge}
    select_text = params[:locale]!='en' ? "搜尋類別:" : "search class:"
    search_text = params[:locale]!='en' ? "關鍵字搜尋:" : "word to search:"
    {
      "book_list" => book_list,
      "extras" => {"widget-title" => t("module_name.book"), 
                    "url" => "/"+params[:locale]+params[:url], 
                    "select_text" => select_text, 
                    "search_text" => search_text,
                    "search_value" => params[:keywords]},
      "headers" => headers,
      "total_pages" => books_total_pages,
      "choice" => choice
    }
  end

  def show
    params = OrbitHelper.params
    plugin = Book.where(:is_hidden=>false).find_by(uid: params[:uid])
    fields_to_show = [
      "year",
      "book_title",
      "authors",
      "book_paper_type",
      "extracted_chapters",
      "publisher",
      "publish_date",
      "pages",
      "editor",
      "author_type",
      "number_of_authors", 
      "isbn",
      "url",
      "publication_date",
      "language"
    ]

    {"plugin_datas"=>plugin.get_plugin_data(fields_to_show)}
  end

  def get_fields_for_index
    @page = Page.find(params[:page_id]) rescue nil
    @fields_to_show = [
      "year",
      "book_title",
      "authors",
      "book_paper_type",
      "extracted_chapters",
      "publisher",
      "publish_date",
      "pages",
      "editor",
      "author_type",
      "number_of_authors", 
      "isbn",
      "url",
      "file",
      "publication_date",
      "language"
    ]
    @fields_to_show = @fields_to_show.map{|fs| [t("personal_book.#{fs}"), fs]}
    @default_fields_to_show = [
      "authors",
      "book_title",
      "extracted_chapters",
      "publisher",
      "isbn",
      "publish_date"
    ]
    render :layout => false
  end

  def save_index_fields
    page = Page.find(params[:page_id]) rescue nil
    page.custom_array_field = params[:keys]
    page.save
    render :json => {"success" => true}.to_json
  end
end