> This page is for API Reference. > For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://docs.navipartner.com/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.navipartner.com/_mcp/server. # Apply Coupon Discount POST https://api.npretail.app/{tenant}/{environment}/{company}/coupon/apply Content-Type: application/json Applies coupon discount. Reference: https://docs.navipartner.com/apis/api-reference/coupon/service-coupon/apply-coupon-discount ## Authentication - `x-np-api-key` header (required) — API Key authentication via header ## Request ### Path parameters - `tenant` (string, required) — Your Entra Tenant ID. [More details.](/paths#1-tenant) - `environment` (string, required) — Your Business Central Environment. [More details.](/paths#2-environment) - `company` (string, required) — Your Business Central Company. [More details.](/paths#3-company) ### Body (application/json) This endpoint expects an ApplyCouponDiscount. - `documentNo` (string, required) — The document number which links coupon to specific transaction. - `posSalesLines` (list of posSalesLineDTO, required) - `discountCoupons` (list of discountCouponDTO, required) ## Response ### 200 - `documentNo` (string, required) — The document number which links coupon to specific transaction. - `posSalesLines` (list of posSalesLineDTO, required) ## Types ### posSalesLineDTO - `lineNo` (string, required) - `itemNo` (string, required) - `unitPriceInclVat` (double, required) - `quantity` (double, required) - `vatPercent` (double, required) - `lineAmountInclVat` (double, required) - `variantCode` (string, optional) - `description` (string, optional) - `description2` (string, optional) - `unitOfMeasure` (string, optional) - `discountPct` (double, optional) - `discountAmount` (double, optional) - `magentoBrand` (string, optional) ### discountCouponDTO - `referenceNo` (string, required) ## Examples **Request** ```json { "documentNo": "EXT-WEB-01", "posSalesLines": [ { "lineNo": "10000", "itemNo": "ITEM-001", "unitPriceInclVat": 199.99, "quantity": 2, "vatPercent": 25, "lineAmountInclVat": 359.99, "variantCode": "RED", "description": "Red T-shirt", "description2": "Limited Edition", "unitOfMeasure": "PCS", "discountPct": 10, "discountAmount": 0, "magentoBrand": "BrandX" } ], "discountCoupons": [ { "referenceNo": "C100009-TC" } ] } ``` **Response** ```json { "documentNo": "EXT-WEB-01", "posSalesLines": [ { "lineNo": "10000", "itemNo": "ITEM-001", "unitPriceInclVat": 199.99, "quantity": 2, "vatPercent": 25, "lineAmountInclVat": 359.99, "variantCode": "RED", "description": "Red T-shirt", "description2": "Limited Edition", "unitOfMeasure": "PCS", "discountPct": 10, "discountAmount": 0, "magentoBrand": "BrandX" } ] } ``` **SDK Code** ```python Create a new coupon import requests url = "https://api.npretail.app/01234567-89ab-cdef-0123-456789abcdef/production/CRONUS%2520International%2520Ltd./coupon/apply" payload = { "documentNo": "EXT-WEB-01", "posSalesLines": [ { "lineNo": "10000", "itemNo": "ITEM-001", "unitPriceInclVat": 199.99, "quantity": 2, "vatPercent": 25, "lineAmountInclVat": 359.99, "variantCode": "RED", "description": "Red T-shirt", "description2": "Limited Edition", "unitOfMeasure": "PCS", "discountPct": 10, "discountAmount": 0, "magentoBrand": "BrandX" } ], "discountCoupons": [{ "referenceNo": "C100009-TC" }] } headers = { "x-np-api-key": "", "Content-Type": "application/json" } response = requests.post(url, json=payload, headers=headers) print(response.json()) ``` ```javascript Create a new coupon const url = 'https://api.npretail.app/01234567-89ab-cdef-0123-456789abcdef/production/CRONUS%2520International%2520Ltd./coupon/apply'; const options = { method: 'POST', headers: {'x-np-api-key': '', 'Content-Type': 'application/json'}, body: '{"documentNo":"EXT-WEB-01","posSalesLines":[{"lineNo":"10000","itemNo":"ITEM-001","unitPriceInclVat":199.99,"quantity":2,"vatPercent":25,"lineAmountInclVat":359.99,"variantCode":"RED","description":"Red T-shirt","description2":"Limited Edition","unitOfMeasure":"PCS","discountPct":10,"discountAmount":0,"magentoBrand":"BrandX"}],"discountCoupons":[{"referenceNo":"C100009-TC"}]}' }; try { const response = await fetch(url, options); const data = await response.json(); console.log(data); } catch (error) { console.error(error); } ``` ```go Create a new coupon package main import ( "fmt" "strings" "net/http" "io" ) func main() { url := "https://api.npretail.app/01234567-89ab-cdef-0123-456789abcdef/production/CRONUS%2520International%2520Ltd./coupon/apply" payload := strings.NewReader("{\n \"documentNo\": \"EXT-WEB-01\",\n \"posSalesLines\": [\n {\n \"lineNo\": \"10000\",\n \"itemNo\": \"ITEM-001\",\n \"unitPriceInclVat\": 199.99,\n \"quantity\": 2,\n \"vatPercent\": 25,\n \"lineAmountInclVat\": 359.99,\n \"variantCode\": \"RED\",\n \"description\": \"Red T-shirt\",\n \"description2\": \"Limited Edition\",\n \"unitOfMeasure\": \"PCS\",\n \"discountPct\": 10,\n \"discountAmount\": 0,\n \"magentoBrand\": \"BrandX\"\n }\n ],\n \"discountCoupons\": [\n {\n \"referenceNo\": \"C100009-TC\"\n }\n ]\n}") req, _ := http.NewRequest("POST", url, payload) req.Header.Add("x-np-api-key", "") req.Header.Add("Content-Type", "application/json") res, _ := http.DefaultClient.Do(req) defer res.Body.Close() body, _ := io.ReadAll(res.Body) fmt.Println(res) fmt.Println(string(body)) } ``` ```ruby Create a new coupon require 'uri' require 'net/http' url = URI("https://api.npretail.app/01234567-89ab-cdef-0123-456789abcdef/production/CRONUS%2520International%2520Ltd./coupon/apply") http = Net::HTTP.new(url.host, url.port) http.use_ssl = true request = Net::HTTP::Post.new(url) request["x-np-api-key"] = '' request["Content-Type"] = 'application/json' request.body = "{\n \"documentNo\": \"EXT-WEB-01\",\n \"posSalesLines\": [\n {\n \"lineNo\": \"10000\",\n \"itemNo\": \"ITEM-001\",\n \"unitPriceInclVat\": 199.99,\n \"quantity\": 2,\n \"vatPercent\": 25,\n \"lineAmountInclVat\": 359.99,\n \"variantCode\": \"RED\",\n \"description\": \"Red T-shirt\",\n \"description2\": \"Limited Edition\",\n \"unitOfMeasure\": \"PCS\",\n \"discountPct\": 10,\n \"discountAmount\": 0,\n \"magentoBrand\": \"BrandX\"\n }\n ],\n \"discountCoupons\": [\n {\n \"referenceNo\": \"C100009-TC\"\n }\n ]\n}" response = http.request(request) puts response.read_body ``` ```java Create a new coupon import com.mashape.unirest.http.HttpResponse; import com.mashape.unirest.http.Unirest; HttpResponse response = Unirest.post("https://api.npretail.app/01234567-89ab-cdef-0123-456789abcdef/production/CRONUS%2520International%2520Ltd./coupon/apply") .header("x-np-api-key", "") .header("Content-Type", "application/json") .body("{\n \"documentNo\": \"EXT-WEB-01\",\n \"posSalesLines\": [\n {\n \"lineNo\": \"10000\",\n \"itemNo\": \"ITEM-001\",\n \"unitPriceInclVat\": 199.99,\n \"quantity\": 2,\n \"vatPercent\": 25,\n \"lineAmountInclVat\": 359.99,\n \"variantCode\": \"RED\",\n \"description\": \"Red T-shirt\",\n \"description2\": \"Limited Edition\",\n \"unitOfMeasure\": \"PCS\",\n \"discountPct\": 10,\n \"discountAmount\": 0,\n \"magentoBrand\": \"BrandX\"\n }\n ],\n \"discountCoupons\": [\n {\n \"referenceNo\": \"C100009-TC\"\n }\n ]\n}") .asString(); ``` ```php Create a new coupon request('POST', 'https://api.npretail.app/01234567-89ab-cdef-0123-456789abcdef/production/CRONUS%2520International%2520Ltd./coupon/apply', [ 'body' => '{ "documentNo": "EXT-WEB-01", "posSalesLines": [ { "lineNo": "10000", "itemNo": "ITEM-001", "unitPriceInclVat": 199.99, "quantity": 2, "vatPercent": 25, "lineAmountInclVat": 359.99, "variantCode": "RED", "description": "Red T-shirt", "description2": "Limited Edition", "unitOfMeasure": "PCS", "discountPct": 10, "discountAmount": 0, "magentoBrand": "BrandX" } ], "discountCoupons": [ { "referenceNo": "C100009-TC" } ] }', 'headers' => [ 'Content-Type' => 'application/json', 'x-np-api-key' => '', ], ]); echo $response->getBody(); ``` ```csharp Create a new coupon using RestSharp; var client = new RestClient("https://api.npretail.app/01234567-89ab-cdef-0123-456789abcdef/production/CRONUS%2520International%2520Ltd./coupon/apply"); var request = new RestRequest(Method.POST); request.AddHeader("x-np-api-key", ""); request.AddHeader("Content-Type", "application/json"); request.AddParameter("application/json", "{\n \"documentNo\": \"EXT-WEB-01\",\n \"posSalesLines\": [\n {\n \"lineNo\": \"10000\",\n \"itemNo\": \"ITEM-001\",\n \"unitPriceInclVat\": 199.99,\n \"quantity\": 2,\n \"vatPercent\": 25,\n \"lineAmountInclVat\": 359.99,\n \"variantCode\": \"RED\",\n \"description\": \"Red T-shirt\",\n \"description2\": \"Limited Edition\",\n \"unitOfMeasure\": \"PCS\",\n \"discountPct\": 10,\n \"discountAmount\": 0,\n \"magentoBrand\": \"BrandX\"\n }\n ],\n \"discountCoupons\": [\n {\n \"referenceNo\": \"C100009-TC\"\n }\n ]\n}", ParameterType.RequestBody); IRestResponse response = client.Execute(request); ``` ```swift Create a new coupon import Foundation let headers = [ "x-np-api-key": "", "Content-Type": "application/json" ] let parameters = [ "documentNo": "EXT-WEB-01", "posSalesLines": [ [ "lineNo": "10000", "itemNo": "ITEM-001", "unitPriceInclVat": 199.99, "quantity": 2, "vatPercent": 25, "lineAmountInclVat": 359.99, "variantCode": "RED", "description": "Red T-shirt", "description2": "Limited Edition", "unitOfMeasure": "PCS", "discountPct": 10, "discountAmount": 0, "magentoBrand": "BrandX" ] ], "discountCoupons": [["referenceNo": "C100009-TC"]] ] as [String : Any] let postData = JSONSerialization.data(withJSONObject: parameters, options: []) let request = NSMutableURLRequest(url: NSURL(string: "https://api.npretail.app/01234567-89ab-cdef-0123-456789abcdef/production/CRONUS%2520International%2520Ltd./coupon/apply")! as URL, cachePolicy: .useProtocolCachePolicy, timeoutInterval: 10.0) request.httpMethod = "POST" request.allHTTPHeaderFields = headers request.httpBody = postData as Data let session = URLSession.shared let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in if (error != nil) { print(error as Any) } else { let httpResponse = response as? HTTPURLResponse print(httpResponse) } }) dataTask.resume() ```