class OrderSummaryPdf < Prawn::Document
  attr_accessor :label_width,:price_column_width,:page_width, :page_height, :margin, :price_width, :item_width, :header_font_size, :item_font_size,:item_height,:qty_width,:total_width,:item_description_width
  def initialize(order, print_status, order_items = nil)
    self.page_width = 210
    self.page_height = 1450
    self.margin = 5
    self.price_width = 40 # No Need for item
    self.qty_width = 30
    self.total_width = 40  # No Need for item
    self.item_width = self.page_width - (self.qty_width - self.margin)
    self.item_height = 15   
    self.item_description_width = self.page_width - (self.price_width + self.qty_width + self.total_width)
    self.label_width=100     

    super(:margin => [self.margin, self.margin, self.margin, self.margin], :page_size => [self.page_width, self.page_height])

    # font "public/fonts/#{font_name}".to_s + ".ttf".to_s
    # font "public/fonts/Zawgyi-One.ttf"
    # font "public/fonts/padauk.ttf"
    self.header_font_size = 12
    self.item_font_size = 10

    text "#{ order[0].type + '-' + order[0].dining + print_status }", :size => self.header_font_size,:align => :center, :left_margin => -20
    stroke_horizontal_rule
    move_down 5

    #order_info
    order_info(order[0].order_id, order[0].order_by,order[0].order_at)

    # order items
    if order_items == nil
      order_items(order)
    else
      order_items(order_items)
    end
  end

  # Write Order Information to PDF
  def order_info(order_no, order_by, order_at)    
    y_position = cursor
    bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
        text "OrderNo: #{order_no} ", :size => self.item_font_size,:align => :left    
    end

    move_down 5
    y_position = cursor
    bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
        text "OrderBy: #{order_by} ", :size => self.item_font_size,:align => :left    
    end

    move_down 5
    y_position = cursor
    bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
        text "Date: #{order_at.utc.getlocal.strftime("%Y-%m-%d %I:%M %p")}", :size => self.item_font_size,:align => :left    
    end

    stroke_horizontal_rule

    move_down 10
  end

  # Write Order items to PDF
  def order_items(order_item)
    y_position = cursor

    bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
        text "Item", :size => self.item_font_size,:align => :left
    end

    bounding_box([self.item_width-2,y_position], :width => self.qty_width, :height => self.item_height) do
        text "Qty", :size => self.item_font_size,:align => :left
    end

    stroke_horizontal_rule
    move_down 5

    #Add Order Item
    add_order_items(order_item)
    
  end

  # Add order items under order info
  def add_order_items(order_item)
    y_position = cursor

    move_down 5

    order_item.each do|odi|
      y_position = cursor

      # pad_top(15) {
      #   text_box "#{odi.item_name}", :at =>[0,y_position], :width => self.item_width, :height =>self.item_height, :size => self.item_font_size, :overflow => :shrink_to_fix
      #   text_box "#{odi.qty}", :at =>[self.item_width,y_position], :width => self.qty_width, :height =>self.item_height, :size => self.item_font_size, :align => :center, :overflow => :shrink_to_fix
      # }
      bounding_box([0,y_position], :width => self.item_width) do
        text "#{odi.item_name}", :size => self.item_font_size,:align => :left
      end

      bounding_box([self.item_width,y_position], :width => self.qty_width) do
        text "#{odi.qty}", :size => self.item_font_size,:align => :left
      end

      move_down 5

      # add option
      options = odi.options == "[]"? "" : odi.options
      
      if options != ""
        y_position = cursor
        bounding_box([0,y_position], :width => self.item_width, :height => self.item_height) do
            text "#{options}", :size => self.item_font_size,:align => :left
        end

        move_down 5
      end

      dash(1, :space => 1, :phase => 1)
      stroke_horizontal_line 0, (self.page_width - self.margin)
      move_down 5
    end        

  end
end