class ReceiptBillPdf < 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(printer_settings, sale_items, sale_data, customer_name, food_total, beverage_total, member_info = nil,rebate_amount = nil)
    self.page_width = 210
    self.page_height = 2500
    self.margin = 5
    self.price_width = 40
    self.qty_width = 20
    self.total_width = 40
    self.item_width = self.page_width - ((self.price_width + self.qty_width + self.total_width))
    self.item_height = 15
    self.item_description_width = (self.page_width-20) / 2
    self.label_width = 100
    # @item_width = self.page_width.to_i / 2
    # @qty_width = @item_width.to_i / 3
    # @double = @qty_width * 1.3
    # @half_qty = @qty_width / 2
    #setting page margin and width
    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 = 10
    self.item_font_size = 8

    header( "Beauty In the Pot", printer_settings.name)

    stroke_horizontal_rule

    cashier_info(sale_data, customer_name)
    line_items(sale_items, food_total, beverage_total)
    all_total(sale_data)


    if member_info != nil
        member_info(member_info,customer_name,rebate_amount,sale_data)
    end

    customer(customer_name)
  
    footer
  end

  def header (printer_name, name)
    text "#{printer_name}", :left_margin => -10, :size => self.header_font_size,:align => :center
    move_down 5
    text "#{name}", :size => self.header_font_size,:align => :center
    # move_down self.item_height
    move_down 5

    stroke_horizontal_rule
  end

  def cashier_info(sale_data, customer_name)
        move_down 7
        # move_down 2
        y_position = cursor
        bounding_box([0,y_position], :width =>self.label_width, :height => self.item_height) do
            text "Receipt No: #{sale_data.receipt_no}", :size => self.item_font_size,:align => :left
        end
        bounding_box([self.label_width,y_position], :width => self.label_width, :height => self.item_height) do
            text "#{ sale_data.bookings[0].dining_facility.name }" , :size => self.item_font_size,:align => :right
        end
        move_down 5

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

        y_position = cursor
        bounding_box([0, y_position], :width =>self.item_width) do
            text "Waiter: #{sale_data.requested_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 "Cashier: #{sale_data.cashier_name}", :size => self.item_font_size,:align => :left
        end
        move_down 5

        # bounding_box([self.label_width,y_position], :width =>self.item_width) do
        #       text "#{customer_name}" , :size => self.item_font_size,:align => :left
        # end
        # move_down 5

        y_position = cursor
        bounding_box([0,y_position], :width =>self.label_width, :height => self.item_height) do
            text "Time In: #{ sale_data.bookings[0].checkin_at.strftime('%I:%M %p') }", :size => self.item_font_size,:align => :left
        end
        bounding_box([self.label_width,y_position], :width => self.label_width, :height => self.item_height) do
            text "Time Out: #{ sale_data.bookings[0].checkout_at.strftime('%I:%M %p') }" , :size => self.item_font_size,:align => :right
        end

        move_down 5
        stroke_horizontal_rule
        move_down 5
  end

  def line_items(sale_items, food_total, beverage_total)
        y_position = cursor

        pad_top(15) {
        # @item_width.to_i + @half_qty.to_i
        text_box "Items", :at =>[0,y_position], :width => self.item_width, :height =>self.item_height, :size => self.item_font_size, :overflow => :shrink_to_fix
        text_box "Price", :at =>[self.item_width,y_position], :width => self.price_width, :height =>self.item_height, :size => self.item_font_size, :align => :right, :overflow => :shrink_to_fix
        text_box "Qty", :at =>[(self.item_width+self.price_width),y_position], :width => self.qty_width, :height =>self.item_height, :size => self.item_font_size, :align => :center, :overflow => :shrink_to_fix
        text_box "Total", :at =>[(self.item_width+self.price_width+4),y_position], :width => self.total_width+3, :height =>self.item_height, :size => self.item_font_size, :align => :right, :overflow => :shrink_to_fix

      }

        move_down 5
        stroke_horizontal_rule

        add_line_item_row(sale_items, food_total, beverage_total)

    end

    def add_line_item_row(sale_items, food_total, beverage_total)
        item_name_width = (self.item_width+self.price_width)
        y_position = cursor
        move_down 5
        sub_total = 0.0
        sale_items.each do |item|
            sub_total    += (item.qty*item.unit_price)
            qty           = item.qty
            total_price   = item.qty*item.unit_price
            price         = item.unit_price
            product_name  = item.product_name


            y_position = cursor

            pad_top(15) {
              text_box "#{product_name}", :at =>[0,y_position], :width => self.item_width, :height =>self.item_height, :size => self.item_font_size, :overflow => :shrink_to_fix
              text_box "#{price}", :at =>[self.item_width,y_position], :width => self.price_width, :height =>self.item_height, :size => self.item_font_size, :align => :right, :overflow => :shrink_to_fix
              text_box "#{qty}", :at =>[item_name_width,y_position], :width => self.qty_width, :height =>self.item_height, :size => self.item_font_size, :align => :center, :overflow => :shrink_to_fix
              text_box "#{total_price}", :at =>[(item_name_width+4),y_position], :width =>self.total_width+3, :height =>self.item_height, :size => self.item_font_size, :align => :right, :overflow => :shrink_to_fix
            }
            move_down 3
        end

        stroke_horizontal_rule

        move_down 5
        y_position = cursor
        bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
            text "Sub Total", :size => self.item_font_size,:align => :left
        end
        bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
            text "#{ sub_total }" , :size => self.item_font_size,:align => :right
        end

        # Food and Beverage
        food_beverage_total = food_total.to_s + "/" + beverage_total.to_s

        move_down 5

        y_position = cursor
        bounding_box([0,y_position], :width => self.item_description_width, :height => self.item_height) do
            text "Food/Beverage Total", :size => self.item_font_size,:align => :left
        end
        bounding_box([self.item_description_width,y_position], :width => self.label_width) do
            text "#{ food_beverage_total }" , :size => self.item_font_size,:align => :right
        end
    end

    def all_total(sale_data)
        item_name_width = self.item_width
        move_down 5
        y_position = cursor

        bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
            text "Discount", :size => self.item_font_size,:align => :left
        end
        bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
            text  "( " +"#{sale_data.total_discount}" +" )" , :size => self.item_font_size,:align => :right
        end

        if sale_data.sale_taxes.length > 0
            sale_data.sale_taxes.each do |st|
                move_down 5
                y_position = cursor

                bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                    text "#{ st.tax_name }", :size => self.item_font_size,:align => :left
                end
                bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                    text  "#{ st.tax_payable_amount }" , :size => self.item_font_size,:align => :right
                end
            end
        else

        end

        # move_down 5
        # y_position = cursor

        # bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
        #     text "Total Tax", :size => self.item_font_size,:align => :left
        # end
        # bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
        #     text  "( " +"#{sale_data.total_tax}" +" )" , :size => self.item_font_size,:align => :right
        # end

        move_down 5
        y_position = cursor
        move_down 5
        bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
             text "Grand Total", :size => self.header_font_size,:align => :left
        end
        bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
            text "#{sale_data.grand_total}" , :size => self.header_font_size,:align => :right
        end
        move_down 5
        
        sale_payment(sale_data)
       
    end

    def sale_payment(sale_data)
        
        stroke_horizontal_rule
        move_down 5
        SalePayment.where('sale_id = ?', sale_data.sale_id).each do |payment|

            y_position = cursor
            bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                text "#{payment.payment_method.capitalize} Payment", :size => self.item_font_size,:align => :left
            end
            bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                text "#{ payment.payment_amount }" , :size => self.item_font_size,:align => :right
            end
            move_down 5
        end
        if sale_data.amount_received > 0   
            y_position = cursor
            move_down 5
            bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                 text "Change Amount", :size => self.item_font_size,:align => :left
            end
            bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                text "#{sale_data.amount_changed}" , :size => self.item_font_size,:align => :right
            end
            move_down 5
        end
    end

    # show member information
    def member_info(member_info,customer_name,rebate_amount,sale_data)

        if rebate_amount != nil
            stroke_horizontal_rule
            if rebate_amount[1]["status"] == true
                total_redeem = 0.0
                amount = 0.0
                earm_amount = 0.0
                SalePayment.where('sale_id = ?', sale_data.sale_id).each do |payment|
                    if payment.payment_method == "paypar"
                        total_redeem = total_redeem + payment.payment_amount
                    end
                end
                earm_amount = earm_amount + rebate_amount[1]["rebate_earned"].to_f
                amount      = amount + total_redeem
                amount      = amount + earm_amount
                old         = rebate_amount[1]["total_rebate_amount"].to_f - amount
                move_down 5
                y_position  = cursor
                 bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                     text "Old Balance", :size => self.item_font_size,:align => :left
                end
                 bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                    text "#{old}" , :size => self.item_font_size,:align => :right
                 end
                move_down 5

                 y_position = cursor
                bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                     text "Earned Balance", :size => self.item_font_size,:align => :left
                 end
                 bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                     text "#{ rebate_amount[1]["rebate_earned"] }" , :size => self.item_font_size,:align => :right
                 end
            end
        end
        if member_info["status"] == true
            member_info["data"].each do |res|

                if res["accountable_type"]== "RebateAccount"

                    move_down 5
                    y_position = cursor
                    bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                         text "Rebate Balance", :size => self.item_font_size,:align => :left
                    end
                    bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                        text "#{ res["balance"] }" , :size => self.item_font_size,:align => :right
                    end
                    
                end

            end
        end
       
    end

    def customer(customer_name)
        move_down 5
        y_position = cursor
        bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                text "Customer", :size => self.item_font_size,:align => :left
        end
        bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
             text "#{ customer_name }" , :size => self.item_font_size,:align => :right
         end
    end

    def footer
        move_down 5
        stroke_horizontal_rule
        move_down 5

        text "Thank You! See you Again", :left_margin => -10, :size => self.header_font_size,:align => :center

        move_down 5
    end

end