Files
go-cart-actor/cmd/checkout/cart-client.go

46 lines
963 B
Go

package main
import (
"bytes"
"fmt"
"net/http"
"time"
"git.k6n.net/go-cart-actor/pkg/cart"
"github.com/gogo/protobuf/proto"
)
type CartClient struct {
httpClient *http.Client
baseUrl string
}
func NewCartClient(baseUrl string) *CartClient {
return &CartClient{
httpClient: &http.Client{Timeout: 10 * time.Second},
baseUrl: baseUrl,
}
}
func (c *CartClient) ApplyMutation(cartId cart.CartId, mutation proto.Message) error {
url := fmt.Sprintf("%s/internal/cart/%s/mutation", c.baseUrl, cartId.String())
data, err := proto.Marshal(mutation)
if err != nil {
return err
}
req, err := http.NewRequest("POST", url, bytes.NewReader(data))
if err != nil {
return err
}
req.Header.Set("Content-Type", "application/protobuf")
resp, err := c.httpClient.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return fmt.Errorf("cart mutation failed: %s", resp.Status)
}
return nil
}