feat: 实现 Go 与 JS/TS SDK 连接收发与其余接口

sdk/go/register.go

@@ -0,0 +1,65 @@
+package nixmsg
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+)
+
+// Register 静态方法：HTTP 自助注册。url 可为连接地址或注册地址。
+func Register(ctx context.Context, connectOrRegisterURL, registrationCode string, opt RegisterOptions) (RegisterResult, error) {
+	regURL := connectOrRegisterURL
+	if u, err := RegisterURLFromConnect(connectOrRegisterURL); err == nil {
+		regURL = u
+	}
+	body := map[string]any{
+		"registration_code": registrationCode,
+		"id":                opt.ID,
+		"login_password":    opt.LoginPassword,
+		"name":              opt.Name,
+		"talk_password":     opt.TalkPassword,
+	}
+	payload, err := marshalJSON(body)
+	if err != nil {
+		return RegisterResult{}, err
+	}
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, regURL, bytes.NewReader(payload))
+	if err != nil {
+		return RegisterResult{}, err
+	}
+	req.Header.Set("Content-Type", "application/json")
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return RegisterResult{}, err
+	}
+	defer resp.Body.Close()
+	raw, err := io.ReadAll(io.LimitReader(resp.Body, 64<<10))
+	if err != nil {
+		return RegisterResult{}, err
+	}
+	var wrap struct {
+		OK    bool `json:"ok"`
+		Data  struct {
+			ID            string `json:"id"`
+			LoginPassword string `json:"login_password"`
+		} `json:"data"`
+		Error *struct {
+			Code    string `json:"code"`
+			Message string `json:"message"`
+		} `json:"error"`
+	}
+	if err := json.Unmarshal(raw, &wrap); err != nil {
+		return RegisterResult{}, fmt.Errorf("注册响应无效: %w", err)
+	}
+	if !wrap.OK {
+		code, msg := CodeBadRequest, "注册失败"
+		if wrap.Error != nil {
+			code, msg = wrap.Error.Code, wrap.Error.Message
+		}
+		return RegisterResult{}, apiErr(code, msg)
+	}
+	return RegisterResult{ID: wrap.Data.ID, LoginPassword: wrap.Data.LoginPassword}, nil
+}