monorepo fixes

api/account.go

@@ -0,0 +1,107 @@
+package api
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+type Account struct {
+	Name string
+	Uuid uuid.UUID
+	Ygg  string
+}
+
+const (
+	ApiBase = "https://api.minecraftservices.com"
+)
+
+func (a *Account) doMcApiRequest(method string, url string, from any, to any) (err error) {
+	var b []byte
+	if method != "GET" {
+		b, err = json.Marshal(from)
+		if err != nil {
+			return err
+		}
+	}
+
+	r, err := http.NewRequest(method, url, bytes.NewReader(b))
+	if err != nil {
+		return err
+	}
+
+	r.Header.Set("Content-Type", "application/json")
+	r.Header.Set("Accept", "application/json")
+	r.Header.Set("x-xbl-contract-version", "1")
+	r.Header.Set("Authorization", fmt.Sprintf("Bearer %s", a.Ygg))
+
+	resp, err := http.DefaultClient.Do(r)
+	if err != nil {
+		return err
+	}
+
+	if !(resp.StatusCode >= 200 && resp.StatusCode <= 299) {
+		return fmt.Errorf("bad status code %v", resp.StatusCode)
+	}
+	b, err = io.ReadAll(resp.Body)
+	if err != nil {
+		return err
+	}
+	err = json.Unmarshal(b, to)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+type PlayerKeys struct {
+	ExpiresAt time.Time `json:"expiresAt"`
+	KeyPair   struct {
+		PublicKey  string `json:"publicKey"`
+		PrivateKey string `json:"privateKey"`
+	} `json:"keyPair"`
+	PublicKeySignature   string    `json:"publicKeySignature"`
+	PublicKeySignatureV2 string    `json:"publicKeySignatureV2"`
+	RefreshedAfter       time.Time `json:"refreshedAfter"`
+}
+
+func (a *Account) FetchKeys() (keys PlayerKeys, err error) {
+	err = a.doMcApiRequest("POST", ApiBase+"/player/certificates", nil, &keys)
+	return
+}
+
+func (a *Account) JoinServer(serverId string) (err error) {
+	var body []byte
+	body, err = json.Marshal(struct {
+		AccessToken     string `json:"accessToken"`
+		SelectedProfile string `json:"selectedProfile"`
+		ServerId        string `json:"serverId"`
+	}{
+		AccessToken:     a.Ygg,
+		SelectedProfile: strings.ReplaceAll(a.Uuid.String(), "-", ""),
+		ServerId:        serverId,
+	})
+	if err != nil {
+		return
+	}
+	var resp *http.Response
+	resp, err = http.Post("https://sessionserver.mojang.com/session/minecraft/join", "application/json", bytes.NewReader(body))
+	if err != nil {
+		return
+	}
+	if resp.StatusCode != 204 {
+		body, err = io.ReadAll(resp.Body)
+		if err != nil {
+			return
+		}
+		err = fmt.Errorf("bad client code %v body %v", resp.StatusCode, string(body))
+		return
+	}
+	return
+}