wip (apply)

pkg/client/client.go

@@ -0,0 +1,71 @@
+package client
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"mirror-sync/pkg/project"
+	"net/http"
+	"net/url"
+)
+
+type (
+	Client struct {
+		url string
+	}
+
+	SimpleError struct {
+		Message string `json:"message"`
+	}
+)
+
+func New(url string) *Client {
+	return &Client{
+		url: url,
+	}
+}
+
+func (c *Client) Apply(pr project.Project) error {
+	url, err := url.JoinPath(c.url, "api", "v1", "projects", pr.Name)
+	if err != nil {
+		return fmt.Errorf("failed to make url: %s", err)
+	}
+
+	data, err := json.Marshal(pr)
+	if err != nil {
+		return fmt.Errorf("failed to marshal project data: %s", err)
+	}
+
+	r := bytes.NewReader(data)
+
+	req, err := http.NewRequest("POST", url, r)
+	if err != nil {
+		return fmt.Errorf("failed to generate http request: %s", err)
+	}
+	req.Header.Set("Content-Type", "application/json")
+
+	var cli http.Client
+	res, err := cli.Do(req)
+	if err != nil {
+		return fmt.Errorf("failed to send the request to the server: %s", err)
+	}
+	defer res.Body.Close()
+
+	if res.StatusCode != 201 {
+		return fmt.Errorf("failed to send the request to the server: %s: %s", res.Status, toError(res.Body))
+	}
+
+	return nil
+}
+
+func toError(body io.ReadCloser) error {
+	var msg SimpleError
+
+	d := json.NewDecoder(body)
+	if err := d.Decode(&msg); err != nil {
+		return fmt.Errorf("failed to decode error message: %s", err)
+	}
+
+	return fmt.Errorf("%s", msg.Message)
+}