add in duty report and change in duty module

app/models/in_duty.rb

@@ -1,4 +1,34 @@
 class InDuty < ApplicationRecord
 	belongs_to :dining_facility, foreign_key: 'dinning_id'
 	belongs_to :commissioner, foreign_key: 'commissioner_ids'
+
+	def self.get_induty_by_shift(shift_sale_range,shift,from,to,commissioner)
+	    ## => left join -> show all sales although no orders
+	    if commissioner.blank?
+	      commissioner = ''
+	    else
+	      if commissioner.present?
+	        commissioner = " and CAST(in_duties.commissioner_ids AS SIGNED INTEGER) = #{commissioner}"
+	      end
+	    end
+
+	    query = InDuty.select("in_duties.*,sales.receipt_no, commissioners.name,dining_facilities.name as dining_name")
+					.joins(" LEFT JOIN commissioners on commissioners.id = CAST(in_duties.commissioner_ids AS SIGNED INTEGER)")
+					.joins(" LEFT JOIN dining_facilities on dining_facilities.id = in_duties.dinning_id")
+					.joins(" JOIN sales on sales.sale_id = in_duties.sale_id")
+	    if shift.present?
+	      query = query.where("sales.shift_sale_id in (?) #{commissioner} and sales.sale_status= 'completed' and sale_payments.payment_amount != 0", shift.to_a)
+	              .joins("join sale_payments on sale_payments.sale_id = sales.sale_id")
+	              .group("sales.sale_id, in_duties.commissioner_ids")
+	    elsif shift_sale_range.present?
+	      query = query.where("sales.sale_status='completed' #{commissioner} and sale_payments.payment_amount != 0 and sales.shift_sale_id in (?)",shift_sale_range.to_a)
+	              .joins("join sale_payments on sale_payments.sale_id = sales.sale_id")
+	              .group("sales.sale_id, in_duties.commissioner_ids")
+	    else
+	      query = query.where("sales.sale_status='completed' and sales.receipt_date between ? and ? #{commissioner} and sale_payments.payment_amount != 0",from,to)
+	              .joins("join sale_payments on sale_payments.sale_id = sales.sale_id")
+	              .group("sales.sale_id, in_duties.commissioner_ids")
+	    end
+	    return query
+	end
 end