Validate coupon codes

POST https://api.tamio.com/v2/transactions/validate-coupons

Validates coupon codes against specific products and customer criteria to verify discount eligibility and calculate savings before applying them to a transaction.

Body Parameters

coupons array of string*

Coupon codes to validate.

currency string*

Currency code for discount calculation.

referrer string

Referring page URL.

customer_country string

Customer country for geo-restricted coupon validation.

products array of ProductItem*

Products to validate coupons against (1–20).

Responses

200 Coupon validation results

Coupon validation results

status integer

400 Validation or business-logic error

401 Missing or invalid API key

Restart a transaction

/transactions/validate-coupons

1 const response = await fetch("https://api.tamio.com/v2/transactions/validate-coupons", {
2   method: "POST",
3   headers: {
4     "Authorization": "Bearer YOUR_API_KEY",
5     "Content-Type": "application/json"
6   },
7   body: JSON.stringify({
8     // ... request body
9   })
10 });
11 const data = await response.json();

1 require "uri"
2 require "net/http"
3 
4 url = URI("https://api.tamio.com/v2/transactions/validate-coupons")
5 
6 https = Net::HTTP.new(url.host, url.port)
7 https.use_ssl = true
8 
9 request = Net::HTTP::Post.new(url)
10 request["Accept"] = "application/json"
11 request["Authorization"] = "Bearer YOUR_API_KEY"
12 request["Content-Type"] = "application/json"
13 request.body = %Q{
14   // ... request body
15 }
16 
17 response = https.request(request)
18 puts response.read_body

Responses

{
  "status": 200
}

1	const response = await fetch("https://api.tamio.com/v2/transactions/validate-coupons", {
2	method: "POST",
3	headers: {
4	"Authorization": "Bearer YOUR_API_KEY",
5	"Content-Type": "application/json"
6	},
7	body: JSON.stringify({
8	// ... request body
9	})
10	});
11	const data = await response.json();

1	require "uri"
2	require "net/http"
3
4	url = URI("https://api.tamio.com/v2/transactions/validate-coupons")
5
6	https = Net::HTTP.new(url.host, url.port)
7	https.use_ssl = true
8
9	request = Net::HTTP::Post.new(url)
10	request["Accept"] = "application/json"
11	request["Authorization"] = "Bearer YOUR_API_KEY"
12	request["Content-Type"] = "application/json"
13	request.body = %Q{
14	// ... request body
15	}
16
17	response = https.request(request)
18	puts response.read_body