chore: move '/internal/pkg' to '/pkg'

pkg/sdk3rd/cdnfly/client.go

@@ -0,0 +1,109 @@
+package cdnfly
+
+import (
+	"crypto/tls"
+	"encoding/json"
+	"fmt"
+	"net/url"
+	"strings"
+	"time"
+
+	"github.com/go-resty/resty/v2"
+)
+
+type Client struct {
+	client *resty.Client
+}
+
+func NewClient(serverUrl, apiKey, apiSecret string) (*Client, error) {
+	if serverUrl == "" {
+		return nil, fmt.Errorf("sdkerr: unset serverUrl")
+	}
+	if _, err := url.Parse(serverUrl); err != nil {
+		return nil, fmt.Errorf("sdkerr: invalid serverUrl: %w", err)
+	}
+	if apiKey == "" {
+		return nil, fmt.Errorf("sdkerr: unset apiKey")
+	}
+	if apiSecret == "" {
+		return nil, fmt.Errorf("sdkerr: unset apiSecret")
+	}
+
+	client := resty.New().
+		SetBaseURL(strings.TrimRight(serverUrl, "/")+"/v1").
+		SetHeader("Accept", "application/json").
+		SetHeader("Content-Type", "application/json").
+		SetHeader("User-Agent", "certimate").
+		SetHeader("API-Key", apiKey).
+		SetHeader("API-Secret", apiSecret)
+
+	return &Client{client}, nil
+}
+
+func (c *Client) SetTimeout(timeout time.Duration) *Client {
+	c.client.SetTimeout(timeout)
+	return c
+}
+
+func (c *Client) SetTLSConfig(config *tls.Config) *Client {
+	c.client.SetTLSClientConfig(config)
+	return c
+}
+
+func (c *Client) newRequest(method string, path string) (*resty.Request, error) {
+	if method == "" {
+		return nil, fmt.Errorf("sdkerr: unset method")
+	}
+	if path == "" {
+		return nil, fmt.Errorf("sdkerr: unset path")
+	}
+
+	req := c.client.R()
+	req.Method = method
+	req.URL = path
+	return req, nil
+}
+
+func (c *Client) doRequest(req *resty.Request) (*resty.Response, error) {
+	if req == nil {
+		return nil, fmt.Errorf("sdkerr: nil request")
+	}
+
+	// WARN:
+	//   PLEASE DO NOT USE `req.SetResult` or `req.SetError` HERE! USE `doRequestWithResult` INSTEAD.
+
+	resp, err := req.Send()
+	if err != nil {
+		return resp, fmt.Errorf("sdkerr: failed to send request: %w", err)
+	} else if resp.IsError() {
+		return resp, fmt.Errorf("sdkerr: unexpected status code: %d, resp: %s", resp.StatusCode(), resp.String())
+	}
+
+	return resp, nil
+}
+
+func (c *Client) doRequestWithResult(req *resty.Request, res apiResponse) (*resty.Response, error) {
+	if req == nil {
+		return nil, fmt.Errorf("sdkerr: nil request")
+	}
+
+	resp, err := c.doRequest(req)
+	if err != nil {
+		if resp != nil {
+			json.Unmarshal(resp.Body(), &res)
+		}
+		return resp, err
+	}
+
+	if len(resp.Body()) != 0 {
+		if err := json.Unmarshal(resp.Body(), &res); err != nil {
+			return resp, fmt.Errorf("sdkerr: failed to unmarshal response: %w", err)
+		} else {
+			if tcode := res.GetCode(); tcode != "" && tcode != "0" {
+				return resp, fmt.Errorf("sdkerr: code='%s', message='%s'", tcode, res.GetMessage())
+			}
+		}
+	}
+
+	return resp, nil
+}