class ReceiptBillPdf < Prawn::Document
  include ActionView::Helpers::NumberHelper
  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, item_price_by_accounts, discount_price_by_accounts, member_info = nil,rebate_amount = nil,shop_details, printed_status)
    self.page_width = 210
    self.page_height = 7000
    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 => [printer_settings.heading_space, 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

    if printer_settings.delimiter
        delimiter = ","
    else
        delimiter = ""
    end

    header( shop_details)

    stroke_horizontal_rule

    cashier_info(sale_data, customer_name)
    line_items(sale_items,printer_settings.precision,delimiter)
    all_total(sale_data,printer_settings.precision,delimiter)


    if member_info != nil
        member_info(member_info,customer_name,rebate_amount,sale_data,printer_settings.precision,delimiter)
    end

    customer(customer_name)

    if discount_price_by_accounts.length > 0
        discount_account(discount_price_by_accounts,printer_settings.precision,delimiter)
    end

    items_account(item_price_by_accounts,printer_settings.precision,delimiter)

  
    footer(printed_status)
  end

  def header (shop_details)
    move_down 7
    text "#{shop_details.name}", :left_margin => -10, :size => self.header_font_size,:align => :center
    move_down 5
    text "#{shop_details.address}", :size => self.item_font_size,:align => :center
    # move_down self.item_height
    move_down 5
    text "#{shop_details.phone_no}", :size => self.item_font_size,:align => :center
    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.type } - #{ 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 "W: #{sale_data.requested_by}" , :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 "C: #{sale_data.cashier_name}", :size => self.item_font_size,:align => :right
        end
        move_down 5

        y_position = cursor
        bounding_box([0,y_position], :width =>self.page_width - 10, :height => self.item_height) do
                text "Date : #{ sale_data.receipt_date.strftime('%d-%m-%Y') } ( #{ sale_data.bookings[0].checkin_at.utc.getlocal.strftime('%I:%M %p') } - #{ sale_data.bookings[0].checkout_at.utc.getlocal.strftime('%I:%M %p') } )",:size => self.item_font_size,:align => :left
        end


        # bounding_box([self.item_description_width,y_position], :width =>self.label_width+5) do
        #      text "(#{ sale_data.bookings[0].checkin_at.utc.getlocal.strftime('%I:%M %p') } 
        #         - #{ sale_data.bookings[0].checkin_at.utc.getlocal.strftime('%I:%M %p') })" ,
        #          :size => self.item_font_size,:align => :right
        # end

        move_down 5
        stroke_horizontal_rule
  end

    def line_items(sale_items,precision,delimiter)
        move_down 5
        y_position = cursor
        move_down 5
        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,precision,delimiter)
    end

    def add_line_item_row(sale_items,precision,delimiter)
        item_name_width = (self.item_width+self.price_width)
        y_position = cursor
        move_down 5
        sub_total = 0.0
        sale_items.each do |item|
            # check for item not to show 
          if item.price != 0
                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 "#{number_with_precision(price, :precision => precision.to_i, :delimiter => delimiter)}", :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  "#{number_with_precision(total_price, :precision => precision.to_i, :delimiter => delimiter)}", :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 1
            end
        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 "#{number_with_precision(sub_total, :precision => precision.to_i, :delimiter => delimiter)}" ,:delimiter => ',', :size => self.item_font_size,:align => :right
         end  
        move_down 5      
    end

    def all_total(sale_data,precision,delimiter)
        item_name_width = self.item_width
        y_position = cursor

        bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
            text "Overall Discount", :size => self.item_font_size,:align => :left
        end
        bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
            text "( #{number_with_precision(sale_data.total_discount, :precision => precision.to_i, :delimiter => delimiter)} )" , :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 } ( #{ st.tax_rate.to_i }%)", :size => self.item_font_size,:align => :left
                end
                bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                    text  "#{number_with_precision(st.tax_payable_amount, :precision => precision.to_i, :delimiter => delimiter)}" , :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

        if sale_data.rounding_adjustment != 0.0
                move_down 5
            y_position = cursor

            bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                text "Rounding Adjustment", :size => self.item_font_size,:align => :left
            end
            bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                text "#{sale_data.rounding_adjustment}", :size => self.item_font_size,:align => :right
            end 
        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",:style => :bold, :size => self.header_font_size,:align => :left
        end
        bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
            text "#{number_with_precision(sale_data.grand_total, :precision => precision.to_i, :delimiter => delimiter)}" , :style => :bold, :size => self.header_font_size,:align => :right
        end
        move_down 5
        
        sale_payment(sale_data,precision,delimiter)
       
    end

    def sale_payment(sale_data,precision,delimiter)
        
        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 "#{number_with_precision(payment.payment_amount, :precision => precision.to_i, :delimiter => delimiter)}" , :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 "#{number_with_precision(sale_data.amount_changed, :precision => precision.to_i, :delimiter => delimiter)}" , :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,precision,delimiter)

        if rebate_amount != nil
            
            if rebate_amount["status"] == true
                stroke_horizontal_rule
                rebate = 0
                rebate_amount["data"].each do |res|

                    if res["receipt_no"]== sale_data.receipt_no && res["status"]== "Redeem"

                        move_down 5
                         y_position = cursor
                        bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                            text "Redeem Amount", :size => self.item_font_size,:align => :left
                        end
                        bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                            text "#{number_with_precision(res["redeem"], :precision => precision.to_i, :delimiter => delimiter)}", :size => self.item_font_size,:align => :right
                        end
                    end

                    if res["receipt_no"]== sale_data.receipt_no && res["status"]== "Rebate"

                        rebate = rebate + res["rebate"]

                        move_down 5
                        y_position = cursor
                        bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                            text "Rebate Earn", :size => self.item_font_size,:align => :left
                        end
                        bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                            text "#{number_with_precision(res["rebate"], :precision => precision.to_i, :delimiter => delimiter)}"  , :size => self.item_font_size,:align => :right
                        end
                        
                    end  
                end
                
            end
        end
        if member_info["status"] == true && member_info["data"].present?
            balance = 0
            member_info["data"].each do |res|

                if res["accountable_type"] == "RebateAccount" || res["accountable_type"] == "RebatebonusAccount"
                    balance = balance + res["balance"]
                    
                end

            end
            move_down 5
            y_position = cursor
            bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                 text "Total Balance", :size => self.item_font_size,:align => :left
            end
             bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                  text "#{number_with_precision(balance, :precision => precision.to_i, :delimiter => delimiter)}" , :size => self.item_font_size,:align => :right
              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 Name", :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 discount_account(discount_price_by_accounts,precision,delimiter)
        move_down 5
        stroke_horizontal_rule
        move_down 5
        y_position = cursor
        discount_price_by_accounts.each do |ipa|
            y_position = cursor
            bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                text "#{ 'Total ' + ipa[:name] + ' Discounts' }", :size => self.item_font_size,:align => :left
            end
            bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                text "(" + "#{ number_with_precision(ipa[:price], :precision => precision.to_i, :delimiter => delimiter) }" + ")" , :size => self.item_font_size,:align => :right
            end  
        end
    end

    def items_account(item_price_by_accounts,precision,delimiter)
        move_down 5
        stroke_horizontal_rule
        move_down 5
        y_position = cursor
        item_price_by_accounts.each do |ipa|
            y_position = cursor
            bounding_box([0,y_position], :width =>self.item_description_width, :height => self.item_height) do
                text "#{ ipa[:name] }", :size => self.item_font_size,:align => :left
            end
            bounding_box([self.item_description_width,y_position], :width =>self.label_width) do
                text "#{number_with_precision(ipa[:price], :precision => precision.to_i, :delimiter => delimiter)}" , :size => self.item_font_size,:align => :right
            end  
        end
    end

    def footer(printed_status)
        move_down 5
        stroke_horizontal_rule
        move_down 5

        y_position = cursor
        bounding_box([0, y_position], :width =>self.label_width, :height => self.item_height) do
            text "#{printed_status}", :size => self.header_font_size,:align => :left
        end    
        bounding_box([self.label_width,y_position], :width =>self.label_width, :height => self.item_height) do
            text "Thank You! See you Again", :left_margin => -10, :size => self.header_font_size,:align => :right
        end        

        move_down 5
    end

end