Line item script examples

# ================================ Customizable Settings ================================# ================================================================# Tiered Cart Discounts by Spend Threshold## If the cart total is greater than (or equal to) an entered# threshold, the associated discount is applied to the cart. The# discount will be spread, as evenly as possible, across all items.## - 'threshold' is the spend amount needed to qualify# - 'discount_amount' is the dollar discount to apply to the# cart# - 'discount_message' is the message to show when a discount# is applied# ================================================================SPENDING_THRESHOLDS=[{threshold:150,discount_amount:25,discount_message:'Spend $150 and get $25 off!',},{threshold:300,discount_amount:50,discount_message:'Spend $300 and get $50 off!',},{threshold:400,discount_amount:75,discount_message:'Spend $400 and get $75 off!',},]# ================================ Script Code (do not edit) ================================# ================================================================# DollarDiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDollarDiscountApplicatordefinitialize(discount_message)@discount_message=discount_messageenddefapply(line_item,discount_amount)new_line_price=line_item.line_price-discount_amountline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# TieredCartDiscountBySpendCampaign## If the cart total is greater than (or equal to) an entered# threshold, the associated discount is applied to the cart. The# discount will be spread, as evenly as possible, across all items.# ================================================================classTieredCartDiscountBySpendCampaigndefinitialize(tiers)@tiers=tiers.sort_by{|tier|tier[:threshold]}.reverseenddefrun(cart)applicable_tier=@tiers.find{|tier|cart.subtotal_price>=(Money.new(cents:100)*tier[:threshold])}returnifapplicable_tier.nil?discount_applicator=DollarDiscountApplicator.new(applicable_tier[:discount_message])discount_amount=applicable_tier[:discount_amount]items=cart.line_items.sort_by{|line_item|line_item.variant.price}self.loop_items(cart,items,discount_amount,discount_applicator)enddefloop_items(cart,line_items,discount_amount,discount_applicator)avg_discount=(discount_amount.to_f*(1/line_items.map(&:quantity).reduce(0,:+))).round(2)avg_discount=Money.new(cents:100)*avg_discountdiscount_amount=Money.new(cents:100)*discount_amountline_items.each_with_indexdo|line_item,index|breakifdiscount_amount<=Money.zeroline_discount=avg_discount*line_item.quantityifdiscount_amount<line_discount||index==(line_items.size-1)discount_update=line_item.line_price>discount_amount?discount_amount:line_item.line_priceelsediscount_update=line_item.line_price>line_discount?line_discount:line_item.line_priceenddiscount_amount-=discount_updatediscount_applicator.apply(line_item,discount_update)endendendCAMPAIGNS=[TieredCartDiscountBySpendCampaign.new(SPENDING_THRESHOLDS),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Tiered Discounts by Spend Threshold## If the cart total is greater than (or equal to) an entered# threshold, the associated discount is applied to each item.## - 'threshold' is the spend amount needed to qualify# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================SPENDING_THRESHOLDS=[{threshold:30,discount_type: :percent,discount_amount:10,discount_message:'Spend $30 and get 10% off!',},{threshold:50,discount_type: :percent,discount_amount:15,discount_message:'Spend $50 and get 15% off!',},{threshold:100,discount_type: :percent,discount_amount:20,discount_message:'Spend $100 and get 20% off!',},]# ================================ Script Code (do not edit) ================================# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# TieredDiscountBySpendCampaign## If the cart total is greater than (or equal to) an entered# threshold, the associated discount is applied to each item.# ================================================================classTieredDiscountBySpendCampaigndefinitialize(tiers)@tiers=tiers.sort_by{|tier|tier[:threshold]}.reverseenddefrun(cart)applicable_tier=@tiers.find{|tier|cart.subtotal_price>=(Money.new(cents:100)*tier[:threshold])}returnifapplicable_tier.nil?discount_applicator=DiscountApplicator.new(applicable_tier[:discount_type],applicable_tier[:discount_amount],applicable_tier[:discount_message])cart.line_items.eachdo|line_item|nextifline_item.variant.product.gift_card?discount_applicator.apply(line_item)endendendCAMPAIGNS=[TieredDiscountBySpendCampaign.new(SPENDING_THRESHOLDS),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Tiered Product Discount by Quantity## If the total quantity of matching items is greater than (or# equal to) an entered threshold, the associated discount is# applied to each matching item.## - 'product_selector_match_type' determines whether we look for# products that do or don't match the entered selectors. Can# be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'product_selector_type' determines how eligible products# will be identified. Can be either:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'product_selectors' is a list of identifiers (from above) for#合格ing products. Product/Variant ID lists should only# contain numbers (ie. no quotes). If ':all' is used, this# can also be 'nil'.# - 'tiers' is a list of tiers where:# - 'quantity' is the minimum quantity you need to buy to#合格# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================PRODUCT_DISCOUNT_TIERS=[{product_selector_match_type: :include,product_selector_type: :tag,product_selectors:["your_tag"],tiers:[{quantity:2,discount_type: :percent,discount_amount:10,discount_message:'10% off for 2+',},{quantity:5,discount_type: :percent,discount_amount:15,discount_message:'15% off for 5+',},],},]# ================================ Script Code (do not edit) ================================# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# TieredProductDiscountByQuantityCampaign## If the total quantity of matching items is greater than (or# equal to) an entered threshold, the associated discount is# applied to each matching item.# ================================================================classTieredProductDiscountByQuantityCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|product_selector=ProductSelector.new(campaign[:product_selector_match_type],campaign[:product_selector_type],campaign[:product_selectors],)applicable_items=cart.line_items.select{|line_item|product_selector.match?(line_item)}nextifapplicable_items.nil?total_applicable_quantity=applicable_items.map(&:quantity).reduce(0,:+)tiers=campaign[:tiers].sort_by{|tier|tier[:quantity]}.reverseapplicable_tier=tiers.find{|tier|tier[:quantity]<=total_applicable_quantity}nextifapplicable_tier.nil?discount_applicator=DiscountApplicator.new(applicable_tier[:discount_type],applicable_tier[:discount_amount],applicable_tier[:discount_message])applicable_items.eachdo|line_item|discount_applicator.apply(line_item)endendendendCAMPAIGNS=[TieredProductDiscountByQuantityCampaign.new(PRODUCT_DISCOUNT_TIERS),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Tiered Product Discount by Product Spend Threhsold## If the total amount spent on matching items is greather than (or# equal to) an entered threshold, the associated discount is# applied to each matching item.## - 'product_selector_match_type' determines whether we look for# products that do or don't match the entered selectors. Can# be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'product_selector_type' determines how eligible products# will be identified. Can be either:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'product_selectors' is a list of identifiers (from above)# for qualifying products. Product/Variant ID lists should# only contain numbers (ie. no quotes). If ':all' is used,# this can also be 'nil'.# - 'tiers' is a list of tiers where:# - 'threshold' is the minimum dollar amount needed to#合格# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================PRODUCT_DISCOUNT_TIERS=[{product_selector_match_type: :exclude,product_selector_type: :tag,product_selectors:["your_tag","another_tag"],tiers:[{threshold:100,discount_type: :percent,discount_amount:10,discount_message:'Spend $100 or more, and get 10% off!',},],},]# ================================ Script Code (do not edit) ================================# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# TieredProductDiscountByProductSpendCampaign## If the total amount spent on matching items is greather than (or# equal to) an entered threshold, the associated discount is# applied to each matching item.# ================================================================classTieredProductDiscountByProductSpendCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|ifcampaign[:product_selector_type]==:alltotal_applicable_cost=cart.subtotal_priceapplicable_items=cart.line_itemselseproduct_selector=ProductSelector.new(campaign[:product_selector_match_type],campaign[:product_selector_type],campaign[:product_selectors],)applicable_items=cart.line_items.select{|line_item|product_selector.match?(line_item)}nextifapplicable_items.nil?total_applicable_cost=applicable_items.map(&: line_price).reduce(Money.zero,:+)endtiers=campaign[:tiers].sort_by{|tier|tier[:threshold]}.reverseapplicable_tier=tiers.find{|tier|total_applicable_cost>=(Money.new(cents:100)*tier[:threshold])}nextifapplicable_tier.nil?discount_applicator=DiscountApplicator.new(applicable_tier[:discount_type],applicable_tier[:discount_amount],applicable_tier[:discount_message])applicable_items.eachdo|line_item|discount_applicator.apply(line_item)endendendendCAMPAIGNS=[TieredProductDiscountByProductSpendCampaign.new(PRODUCT_DISCOUNT_TIERS),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Discount by Product## Any matching item will be discounted by the entered amount.## - 'product_selector_match_type' determines whether we look for# products that do or don't match the entered selectors. Can# be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'product_selector_type' determines how eligible products# will be identified. Can be either:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'product_selectors' is a list of identifiers (from above)# for qualifying products. Product/Variant ID lists should# only contain numbers (ie. no quotes). If ':all' is used,# this can also be 'nil'.# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================PRODUCT_DISCOUNTS=[{product_selector_match_type: :include,product_selector_type: :tag,product_selectors:["your_tag"],discount_type: :percent,discount_amount:10,discount_message:'10% off tagged products!'}]# ================================ Script Code (do not edit) ================================# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# ProductDiscountCampaign## Any matching item will be discounted by the entered amount.# ================================================================classProductDiscountCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|product_selector=ProductSelector.new(campaign[:product_selector_match_type],campaign[:product_selector_type],campaign[:product_selectors],)discount_applicator=DiscountApplicator.new(campaign[:discount_type],campaign[:discount_amount],campaign[:discount_message])cart.line_items.eachdo|line_item|nextunlessproduct_selector.match?(line_item)discount_applicator.apply(line_item)endendendendCAMPAIGNS=[ProductDiscountCampaign.new(PRODUCT_DISCOUNTS),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Product Discount by Discount Code## If any matching discount codes are used, any matching items# will be discounted by the entered amount.## - 'discount_code_match_type' determines whether the below# strings should be an exact or partial match. Can be:# - ':exact' for an exact match# - ':partial' for a partial match# - 'discount_codes' is a list of strings to identify discount# codes# - 'product_selector_match_type' determines whether we look for# products that do or don't match the entered selectors. Can# be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'product_selector_type' determines how eligible products# will be identified. Can be either:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'product_selectors' is a list of identifiers (from above)# for qualifying products. Product/Variant ID lists should# only contain numbers (ie. no quotes). If ':all' is used,# this can also be 'nil'.# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================PRODUCT_DISCOUNTS_BY_DISCOUNT_CODE=[{discount_code_match_type: :exact,discount_codes:["TESTCODE1","TESTCODE2"],product_selector_match_type: :include,product_selector_type: :tag,product_selectors:["your_tag"],discount_type: :percent,discount_amount:10,discount_message:'10% off tagged products!'}]# ================================ Script Code (do not edit) ================================# ================================================================# DiscountCodeSelector## Finds whether the supplied discount code matches any of the# entered codes.# ================================================================classDiscountCodeSelectordefinitialize(match_type,discount_codes)@comparator=match_type==:exact?'==':'include?'@discount_codes=discount_codes.map{|discount_code|discount_code.upcase.strip}enddefmatch?(discount_code)@discount_codes.any?{|code|discount_code.code.upcase.send(@comparator,code)}endend# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# ProductDiscountByCodeCampaign## If any matching discount codes are used, any matching items# will be discounted by the entered amount.# ================================================================classProductDiscountByCodeCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)returnifcart.discount_code.nil?@campaigns.eachdo|campaign|discount_code_selector=DiscountCodeSelector.new(campaign[:discount_code_match_type],campaign[:discount_codes])nextunlessdiscount_code_selector.match?(cart.discount_code)product_selector=ProductSelector.new(campaign[:product_selector_match_type],campaign[:product_selector_type],campaign[:product_selectors],)discount_applicator=DiscountApplicator.new(campaign[:discount_type],campaign[:discount_amount],campaign[:discount_message])cart.line_items.eachdo|line_item|nextunlessproduct_selector.match?(line_item)discount_applicator.apply(line_item)endendendendCAMPAIGNS=[ProductDiscountByCodeCampaign.new(PRODUCT_DISCOUNTS_BY_DISCOUNT_CODE),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Buy X, Get Y For Z Discount## Buy a certain number of matching items, get a certain number# of the same matching items with the entered discount applied. For# example:## "Buy 2 products tagged with 'tag', get another product# tagged with 'tag' for 10% off"## - 'product_selector_match_type' determines whether we look for# products that do or don't match the entered selectors. Can# be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'product_selector_type' determines how eligible products# will be identified. Can be either:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'product_selectors' is a list of identifiers (from above) for#合格ing products. Product/Variant ID lists should only# contain numbers (ie. no quotes). If ':all' is used, this# can also be 'nil'.# - 'quantity_to_buy' is the number of products needed to#合格# - 'quantity_to_discount' is the number of products to discount# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied## Something to note for the case of running multiple offers is# that there shouldn't be any overlap between product selection# as this can lead to extra discounting. For example, you should# NOT offer "Buy 1 Product X, get 1 50% off", as well as "Buy 2# Product X, get 1 free"# ================================================================BUY_X_GET_Y_FOR_Z=[{product_selector_match_type: :include,product_selector_type: :all,product_selectors:nil,quantity_to_buy:1,quantity_to_discount:1,discount_type: :percent,discount_amount:50,discount_message:'Buy one item, get the second 50% off!',},]# ================================ Script Code (do not edit) ================================# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# BuyXGetYForZCampaign## Buy a certain number of matching items, get a certain number# of the same matching items with the entered discount applied.# ================================================================classBuyXGetYForZCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|product_selector=ProductSelector.new(campaign[:product_selector_match_type],campaign[:product_selector_type],campaign[:product_selectors],)eligible_items=cart.line_items.select{|line_item|product_selector.match?(line_item)}nextifeligible_items.nil?eligible_items=eligible_items.sort_by{|line_item|-line_item.variant.price}quantity_to_buy=campaign[:quantity_to_buy]quantity_to_discount=campaign[:quantity_to_discount]bundle_size=quantity_to_buy+quantity_to_discountnumber_of_bundles=(eligible_items.map(&:quantity).reduce(0,:+)/bundle_size).floornumber_of_discountable_items=number_of_bundles*quantity_to_discountnextunlessnumber_of_discountable_items>0discount_applicator=DiscountApplicator.new(campaign[:discount_type],campaign[:discount_amount],campaign[:discount_message])self.loop_items(discount_applicator,cart,eligible_items,number_of_discountable_items,quantity_to_buy,quantity_to_discount)endenddefloop_items(discount_applicator,cart,line_items,num_to_discount,quantity_to_buy,quantity_to_discount)surplus=0bundle_size=quantity_to_buy+quantity_to_discountline_items.eachdo|line_item|line_quantity=line_item.quantity+surplusifline_quantity>quantity_to_buybundles_per_line=(line_quantity/bundle_size).floortake_quantity=bundles_per_line*quantity_to_discountsurplus+=(line_quantity-(bundle_size*bundles_per_line))ifline_item.quantity>take_quantitydiscount_item=line_item.split(take:take_quantity)discount_applicator.apply(discount_item)position=cart.line_items.find_index(line_item)cart.line_items.insert(position+1,discount_item)num_to_discount-=take_quantityelsediscount_applicator.apply(line_item)num_to_discount-=line_item.quantityendelsesurplus+=line_quantityendbreakifnum_to_discount<=0endendendCAMPAIGNS=[BuyXGetYForZCampaign.new(BUY_X_GET_Y_FOR_Z),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Buy Products VWX, get Product Y for Z Discount## Buy a specific bundle of items, get another item at a discount.# For example:## "Buy a t-shirt, a hat, and sunglasses, get a free pair of socks"## - 'bundle_items' is a list of the items that comprise the# bundle, where:# - 'product_id' is the ID of the product# - 'quantity_needed' is the quantity necessary to complete#包# - 'quantity_to_buy' is the number of bundles needed to qualify# for a discount product# - 'discount_product_selector_match_type' determines whether we# look for products that do or don't match the entered# selectors. Can be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'discount_product_selector_type' determines how qualifying# products will be identified. Can be either:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'discount_product_selectors' is a list of identifiers (from# above) for qualifying products. Product/Variant ID lists# should only contain numbers (ie. no quotes). If ':all' is# used, this can also be 'nil'.# - 'quantity_to_discount' is the number of items to discount# per offer# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================BUNDLE_DISCOUNTS=[{bundle_items:[{product_id:1234567890987,quantity_needed:1},{product_id:1234567890986,quantity_needed:1},],quantity_to_buy:1,discount_product_selector_match_type: :include,discount_product_selector_type: :product_id,discount_product_selectors:[1234567890123],quantity_to_discount:1,discount_type: :percent,discount_amount:10,discount_message:"Buy Product VWX, get Product Y for 10% off",},]# ================================ Script Code (do not edit) ================================# ================================================================# BundleSelector## Finds any items that are part of the entered bundle and saves# them.# ================================================================classBundleSelectordefinitialize(bundle_items)@bundle_items=bundle_items.reduce({})do|acc,bundle_item|acc[bundle_item[:product_id]]={cart_items:[],quantity_needed:bundle_item[:quantity_needed],total_quantity:0,}accendenddefbuild(cart)cart.line_items.eachdo|line_item|nextunless@bundle_items[line_item.variant.product.id]@bundle_items[line_item.variant.product.id][:cart_items].push(line_item)@bundle_items[line_item.variant.product.id][:total_quantity]+=line_item.quantityend@bundle_itemsendend# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# DiscountLoop## Loops through the supplied line items and discounts the supplied# number of items by the supplied discount.# ================================================================classDiscountLoopdefinitialize(discount_applicator)@discount_applicator=discount_applicatorenddefloop_items(cart,line_items,num_to_discount)line_items.each_with_indexdo|line_item|breakifnum_to_discount<=0ifline_item.quantity>num_to_discountsplit_line_item=line_item.split(take:num_to_discount)@discount_applicator.apply(split_line_item)position=cart.line_items.find_index(line_item)cart.line_items.insert(position+1,split_line_item)breakelse@discount_applicator.apply(line_item)num_to_discount-=line_item.quantityendendendend# ================================================================# BundleDiscountCampaign## If the entered bundle is present, the entered discount is# applied to the entered product.# ================================================================classBundleDiscountCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|bundle_selector=BundleSelector.new(campaign[:bundle_items])bundle_items=bundle_selector.build(cart)nextifbundle_items.any?do|product_id,product_info|product_info[:total_quantity]<product_info[:quantity_needed]endnum_bundles=bundle_items.mapdo|product_id,product_info|(product_info[:total_quantity]/product_info[:quantity_needed])endnum_bundles=num_bundles.min.floorproduct_selector=ProductSelector.new(campaign[:discount_product_selector_match_type],campaign[:discount_product_selector_type],campaign[:discount_product_selectors],)discount_items=cart.line_items.select{|line_item|product_selector.match?(line_item)}nextifdiscount_items.nil?discount_applicator=DiscountApplicator.new(campaign[:discount_type],campaign[:discount_amount],campaign[:discount_message])discount_loop=DiscountLoop.new(discount_applicator)discount_loop.loop_items(cart,discount_items,(campaign[:quantity_to_discount]*num_bundles))endendendCAMPAIGNS=[BundleDiscountCampaign.new(BUNDLE_DISCOUNTS),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Buy Products WXY, get Z Discount## Buy a specific bundle of products, get that bundle at a# discount. For example:## "Buy a t-shirt, a hat, and sunglasses, get 20% off each"## - 'bundle_items' is a list of the items that comprise the# bundle, where:# - 'product_id' is the ID of the product# - 'quantity_needed' is the quantity necessary to complete#包# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================BUNDLE_DISCOUNTS=[{bundle_items:[{product_id:1234567890987,quantity_needed:1},{product_id:1234567890986,quantity_needed:1},],discount_type: :percent,discount_amount:10,discount_message:"Buy Product X and Product Y, get 10% off!",},]# ================================ Script Code (do not edit) ================================# ================================================================# BundleSelector## Finds any items that are part of the entered bundle and saves# them.# ================================================================classBundleSelectordefinitialize(bundle_items)@bundle_items=bundle_items.reduce({})do|acc,bundle_item|acc[bundle_item[:product_id]]={cart_items:[],quantity_needed:bundle_item[:quantity_needed],total_quantity:0,}accendenddefbuild(cart)cart.line_items.eachdo|line_item|nextifline_item.line_price_changed?nextunless@bundle_items[line_item.variant.product.id]@bundle_items[line_item.variant.product.id][:cart_items].push(line_item)@bundle_items[line_item.variant.product.id][:total_quantity]+=line_item.quantityend@bundle_itemsendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# DiscountLoop## Loops through the supplied line items and discounts the supplied# number of items by the supplied discount.# ================================================================classDiscountLoopdefinitialize(discount_applicator)@discount_applicator=discount_applicatorenddefloop_items(cart,line_items,num_to_discount)line_items.each_with_indexdo|line_item|breakifnum_to_discount<=0ifline_item.quantity>num_to_discountsplit_line_item=line_item.split(take:num_to_discount)@discount_applicator.apply(split_line_item)position=cart.line_items.find_index(line_item)cart.line_items.insert(position+1,split_line_item)breakelse@discount_applicator.apply(line_item)num_to_discount-=line_item.quantityendendendend# ================================================================# BundleDiscountCampaign## If the entered bundle is present, the entered discount is# applied to each item in the bundle.# ================================================================classBundleDiscountCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|bundle_selector=BundleSelector.new(campaign[:bundle_items])bundle_items=bundle_selector.build(cart)nextifbundle_items.any?do|product_id,product_info|product_info[:total_quantity]<product_info[:quantity_needed]endnum_bundles=bundle_items.mapdo|product_id,product_info|(product_info[:total_quantity]/product_info[:quantity_needed])endnum_bundles=num_bundles.min.floordiscount_applicator=DiscountApplicator.new(campaign[:discount_type],campaign[:discount_amount],campaign[:discount_message])discount_loop=DiscountLoop.new(discount_applicator)bundle_items.eachdo|product_id,product_info|discount_loop.loop_items(cart,product_info[:cart_items],(product_info[:quantity_needed]*num_bundles),)endendendendCAMPAIGNS=[BundleDiscountCampaign.new(BUNDLE_DISCOUNTS),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Buy V of Product W, Get X of Product Y for Z Discount## Buy a certain number of matching items, get a certain number of# a different set of matching items with the entered discount# applied. For example:## "Buy 2 t-shirts, get 1 hat for 10% off"## - 'buy_product_selector_match_type' determines whether we look# for products that do or don't match the entered selectors.# Can be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'buy_product_selector_type' determines how eligible products# will be identified. Can be:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'buy_product_selectors' is a list of identifiers (from above)# for qualifying products. Product/Variant ID lists should only# contain numbers (ie. no quotes). If ':all' is used, this# can also be 'nil'.# - 'quantity_to_buy' is the number of products needed to#合格# - 'get_selector_match_type' is the same idea as the "Buy"# version above# - 'get_product_selector_type' is the same idea as the "Buy"# version above# - 'get_product_selectors' is the same idea as the "Buy"# version above# - 'quantity_to_discount' is the number of products to discount# - 'allow_incomplete_bundle' determines whether a portion of# the items to discount can be discounted, or all items# need to be present. Can be:# - 'true'# - 'false'# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================BUYVOFW_GETXOFY_FORZ=[{buy_product_selector_match_type: :include,buy_product_selector_type: :tag,buy_product_selectors:["your_tag","another_tag"],quantity_to_buy:1,get_product_selector_match_type: :include,get_product_selector_type: :tag,get_product_selectors:["your_other_tag","a_different_tag"],quantity_to_discount:1,allow_incomplete_bundle:false,discount_type: :percent,discount_amount:100,discount_message:'Buy a Product X, get a Product Y free!',},{buy_product_selector_match_type: :include,buy_product_selector_type: :product_id,buy_product_selectors:[1234567890987,1234567890986],quantity_to_buy:1,get_product_selector_match_type: :include,get_product_selector_type: :product_id,get_product_selectors:[1234567890985,1234567890984],quantity_to_discount:1,allow_incomplete_bundle:false,discount_type: :dollar,discount_amount:10,discount_message:'Buy a Product X, get $10 off a Product Y!',},]# ================================ Script Code (do not edit) ================================# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# DiscountLoop## Loops through the supplied line items and discounts the supplied# number of items by the supplied discount.# ================================================================classDiscountLoopdefinitialize(discount_applicator)@discount_applicator=discount_applicatorenddefloop_items(cart,line_items,num_to_discount)line_items.eachdo|line_item|breakifnum_to_discount<=0ifline_item.quantity>num_to_discountsplit_line_item=line_item.split(take:num_to_discount)@discount_applicator.apply(split_line_item)position=cart.line_items.find_index(line_item)cart.line_items.insert(position+1,split_line_item)breakelse@discount_applicator.apply(line_item)num_to_discount-=line_item.quantityendendendend# ================================================================# BuyVofWGetXofYForZCampaign## Buy a certain number of matching items, get a certain number of# a different set of matching items with the entered discount# applied.# ================================================================classBuyVofWGetXofYForZCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|buy_product_selector=ProductSelector.new(campaign[:buy_product_selector_match_type],campaign[:buy_product_selector_type],campaign[: buy_product_selectors],)get_product_selector=ProductSelector.new(campaign[:get_product_selector_match_type],campaign[:get_product_selector_type],campaign[:get_product_selectors],)buy_items=[]get_items=[]cart.line_items.eachdo|line_item|buy_items.push(line_item)ifbuy_product_selector.match?(line_item)get_items.push(line_item)ifget_product_selector.match?(line_item)endnextifbuy_items.empty?||get_items.empty?get_items=get_items.sort_by{|line_item|line_item.variant.price}quantity_to_buy=campaign[:quantity_to_buy]quantity_to_discount=campaign[:quantity_to_discount]buy_offers=(buy_items.map(&:quantity).reduce(0,:+)/quantity_to_buy).floorifcampaign[:allow_incomplete_bundle]number_of_bundles=buy_offerselseget_offers=(get_items.map(&:quantity).reduce(0,:+)/quantity_to_discount).floornumber_of_bundles=[buy_offers,get_offers].minendnumber_of_discountable_items=number_of_bundles*quantity_to_discountnextunlessnumber_of_discountable_items>0discount_applicator=DiscountApplicator.new(campaign[:discount_type],campaign[:discount_amount],campaign[:discount_message])discount_loop=DiscountLoop.new(discount_applicator)discount_loop.loop_items(cart,get_items,number_of_discountable_items)endendendCAMPAIGNS=[BuyVofWGetXofYForZCampaign.new(BUYVOFW_GETXOFY_FORZ),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Buy X of Product Y for $Z## Buy a certain number of matching items for a specific price.# For example:## "Buy 2 t-shirts for $20"## - 'product_selector_match_type' determines whether we look for# products that do or don't match the entered selectors. Can# be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'product_selector_type' determines how eligible products# will be identified. Can be either:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'product_selectors' is a list of identifiers (from above)# for qualifying products. Product/Variant ID lists should# only contain numbers (ie. no quotes). If ':all' is used,# this can also be 'nil'.# - 'quantity_to_buy' is the number of products needed to#合格# - 'final_price` is the amount to charge for all products that# are part of the offer# - 'discount_message' is the message to show when a discount# is applied# ================================================================BUY_X_GET_Y_FOR_Z=[{product_selector_match_type: :include,product_selector_type: :tag,product_selectors:["your_tag"],quantity_to_buy:2,final_price:100,discount_message:'Buy 2 for $20',},]# ================================ Script Code (do not edit) ================================# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DollarDiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDollarDiscountApplicatordefinitialize(discount_message)@discount_message=discount_messageenddefapply(line_item,discount_amount)new_line_price=line_item.line_price-discount_amountline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# BuyXOfYForZCampaign## Buy a certain number of matching items for a specific price.# ================================================================classBuyXOfYForZCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|product_selector=ProductSelector.new(campaign[:product_selector_match_type],campaign[:product_selector_type],campaign[:product_selectors],)eligible_items=cart.line_items.select{|line_item|product_selector.match?(line_item)}nextifeligible_items.nil?eligible_item_count=eligible_items.map(&:quantity).reduce(0,:+)quantity_to_buy=campaign[:quantity_to_buy]number_of_offers=(eligible_item_count/quantity_to_buy).floornextunlessnumber_of_offers>0number_of_discountable_items=number_of_offers*quantity_to_buytotal_offer_price=Money.new(cents:100)*(number_of_offers*campaign[:final_price])discount_applicator=DollarDiscountApplicator.new(campaign[:discount_message])self.loop_items(cart,eligible_items,number_of_discountable_items,total_offer_price,discount_applicator)endenddefloop_items(cart,line_items,num_to_discount,total_price,discount_applicator)current_price=Money.zeroavg_price=total_price*(1/num_to_discount)line_items=line_items.sort_by{|line_item|line_item.variant.price}line_items.eachdo|line_item|breakifnum_to_discount<=0ifline_item.quantity>num_to_discountsplit_line_item=line_item.split(take:num_to_discount)discount_amount=split_line_item.line_price-(total_price-current_price)discount_applicator.apply(split_line_item,discount_amount)position=cart.line_items.find_index(line_item)cart.line_items.insert(position+1,split_line_item)breakelsifline_item.quantity==num_to_discountdiscount_amount=line_item.line_price-(total_price-current_price)discount_applicator.apply(line_item,discount_amount)breakelseifline_item.variant.price<=avg_pricecurrent_price+=line_item.line_priceelsediscount_amount=(line_item.variant.price-avg_price)*line_item.quantitycurrent_price+=(line_item.line_price-discount_amount)discount_applicator.apply(line_item,discount_amount)endnum_to_discount-=line_item.quantityendendendendCAMPAIGNS=[BuyXOfYForZCampaign.new(BUY_X_GET_Y_FOR_Z),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart

# ================================ Customizable Settings ================================# ================================================================# Spend $X, get Product Y for Z Discount## If the cart total is greater than (or equal to) the entered# threshold (less the discounted amount), the entered number of# matching items is discounted by the entered amount.## - 'product_selector_match_type' determines whether we look for# products that do or don't match the entered selectors. Can# be:# - ':include' to check if the product does match# - ':exclude' to make sure the product doesn't match# - 'product_selector_type' determines how eligible products# will be identified. Can be either:# - ':tag' to find products by tag# - ':type' to find products by type# - ':vendor' to find products by vendor# - ':product_id' to find products by ID# - ':variant_id' to find products by variant ID# - ':subscription' to find subscription products# - ':all' for all products# - 'product_selectors' is a list of identifiers (from above)# for qualifying products. Product/Variant ID lists should# only contain numbers (ie. no quotes). If ':all' is used,# this can also be 'nil'.# - 'threshold' is the dollar amount needed to spend to qualify# - 'quantity_to_discount' is the number of items to discount# if qualified# - 'discount_type' is the type of discount to provide. Can be# either:# - ':percent'# - ':dollar'# - 'discount_amount' is the percentage/dollar discount to# apply (per item)# - 'discount_message' is the message to show when a discount# is applied# ================================================================SPENDX_GETY_FORZ=[{product_selector_match_type: :include,product_selector_type: :product_id,product_selectors:[1234567890123],threshold:75,quantity_to_discount:1,discount_type: :percent,discount_amount:100,discount_message:'Spend $75 or more and get a free Product X!',},]# ================================ Script Code (do not edit) ================================# ================================================================# ProductSelector## Finds matching products by the entered criteria.# ================================================================classProductSelectordefinitialize(match_type,selector_type,selectors)@match_type=match_type@comparator=match_type==:include?'any?':'none?'@selector_type=selector_type@selectors=selectorsenddefmatch?(line_item)ifself.respond_to?(@selector_type)self.send(@selector_type,line_item)elseraiseRuntimeError.new('Invalid product selector type')endenddeftag(line_item)product_tags=line_item.variant.product.tags.map{|tag|tag.downcase.strip}@selectors=@selectors.map{|selector|selector.downcase.strip}(@selectors&product_tags).send(@comparator)enddeftype(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.product_type.downcase.strip)enddefvendor(line_item)@selectors=@selectors.map{|selector|selector.downcase.strip}(@match_type==:include)==@selectors.include?(line_item.variant.product.vendor.downcase.strip)enddefproduct_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.product.id)enddefvariant_id(line_item)(@match_type==:include)==@selectors.include?(line_item.variant.id)enddefsubscription(line_item)!line_item.selling_plan_id.nil?enddefall(line_item)trueendend# ================================================================# DiscountApplicator## Applies the entered discount to the supplied line item.# ================================================================classDiscountApplicatordefinitialize(discount_type,discount_amount,discount_message)@discount_type=discount_type@discount_message=discount_message@discount_amount=ifdiscount_type==:percent1-(discount_amount*0.01)elseMoney.new(cents:100)*discount_amountendenddefapply(line_item)new_line_price=if@discount_type==:percentline_item.line_price*@discount_amountelse[line_item.line_price-(@discount_amount*line_item.quantity),Money.zero].maxendline_item.change_line_price(new_line_price,message:@discount_message)endend# ================================================================# DiscountLoop## Loops through the supplied line items and discounts the supplied# number of items by the supplied discount.# ================================================================classDiscountLoopdefinitialize(discount_applicator)@discount_applicator=discount_applicatorenddefloop_items(cart,line_items,num_to_discount)line_items.eachdo|line_item|breakifnum_to_discount<=0ifline_item.quantity>num_to_discountsplit_line_item=line_item.split(take:num_to_discount)@discount_applicator.apply(split_line_item)position=cart.line_items.find_index(line_item)cart.line_items.insert(position+1,split_line_item)breakelse@discount_applicator.apply(line_item)num_to_discount-=line_item.quantityendendendend# ================================================================# SpendXGetYForZCampaign## If the cart total is greater than (or equal to) the entered# threshold (less the discounted amount), the entered number of# matching items is discounted by the entered amount.# ================================================================classSpendXGetYForZCampaigndefinitialize(campaigns)@campaigns=campaignsenddefrun(cart)@campaigns.eachdo|campaign|threshold=Money.new(cents:100)*campaign[:threshold]nextifcart.subtotal_price<thresholdproduct_selector=ProductSelector.new(campaign[:product_selector_match_type],campaign[:product_selector_type],campaign[:product_selectors],)eligible_items=cart.line_items.select{|line_item|product_selector.match?(line_item)}nextifeligible_items.nil?eligible_items=eligible_items.sort_by{|line_item|line_item.variant.price}num_to_discount=campaign[:quantity_to_discount]cart_total=cart.subtotal_priceeligible_items.eachdo|line_item|breakifnum_to_discount<=0ifline_item.quantity>num_to_discountcart_total-=line_item.variant.price*num_to_discountbreakelsecart_total-=line_item.line_pricenum_to_discount-=line_item.quantityendendnextifcart_total<thresholddiscount_applicator=discount_applicator=DiscountApplicator.new(campaign[:discount_type],campaign[:discount_amount],campaign[:discount_message])discount_loop=DiscountLoop.new(discount_applicator)discount_loop.loop_items(cart,eligible_items,campaign[:quantity_to_discount])endendendCAMPAIGNS=[SpendXGetYForZCampaign.new(SPENDX_GETY_FORZ),]CAMPAIGNS.eachdo|campaign|campaign.run(Input.cart)endOutput.cart=Input.cart