✨ add live danmaku related apis

api/info.go

@@ -0,0 +1,56 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"strconv"
+)
+
+// RoomInfo
+// api https://api.live.bilibili.com/room/v1/Room/room_init?id={} response
+type RoomInfo struct {
+	Code    int    `json:"code"`
+	Msg     string `json:"msg"`
+	Message string `json:"message"`
+	Data    struct {
+		RoomId      int   `json:"room_id"`
+		ShortId     int   `json:"short_id"`
+		Uid         int   `json:"uid"`
+		NeedP2P     int   `json:"need_p2p"`
+		IsHidden    bool  `json:"is_hidden"`
+		IsLocked    bool  `json:"is_locked"`
+		IsPortrait  bool  `json:"is_portrait"`
+		LiveStatus  int   `json:"live_status"`
+		HiddenTill  int   `json:"hidden_till"`
+		LockTill    int   `json:"lock_till"`
+		Encrypted   bool  `json:"encrypted"`
+		PwdVerified bool  `json:"pwd_verified"`
+		LiveTime    int64 `json:"live_time"`
+		RoomShield  int   `json:"room_shield"`
+		IsSp        int   `json:"is_sp"`
+		SpecialType int   `json:"special_type"`
+	} `json:"data"`
+}
+
+func getRoomInfo(roomID string) (*RoomInfo, error) {
+	url := fmt.Sprintf("https://api.live.bilibili.com/room/v1/Room/room_init?id=%s", roomID)
+	resp, err := http.Get(url)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+	result := &RoomInfo{}
+	if err = json.NewDecoder(resp.Body).Decode(result); err != nil {
+		return nil, err
+	}
+	return result, nil
+}
+
+func GetRoomRealID(roomID string) (string, error) {
+	res, err := getRoomInfo(roomID)
+	if err != nil {
+		return "", err
+	}
+	return strconv.Itoa(res.Data.RoomId), nil
+}