✨ add live danmaku related apis

2026-05-19 09:05:48 +08:00 · 2022-03-24 18:41:18 +08:00
parent 2ac5c3e07a
commit 68cca0e21d
2 changed files with 140 additions and 0 deletions
--- a/api/send.go
+++ b/api/send.go
@@ -0,0 +1,84 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/url"
+	"strings"
+)
+
+type DanmakuRequest struct {
+	Msg      string
+	RoomID   string
+	Bubble   string
+	Color    string
+	FontSize string
+	Mode     string
+	DmType   string
+}
+
+type SendDanmakuResp struct {
+	Code int `json:"code"`
+	Data struct {
+		ModeInfo struct {
+			Mode           int    `json:"mode"`
+			ShowPlayerType int    `json:"show_player_type"`
+			Extra          string `json:"extra"`
+		} `json:"mode_info"`
+	} `json:"data"`
+	Message string `json:"message"`
+	Msg     string `json:"msg"`
+}
+
+type BiliVerify struct {
+	Csrf     string
+	SessData string
+}
+
+// SendDanmaku https://api.live.bilibili.com/msg/send
+func SendDanmaku(d *DanmakuRequest, v *BiliVerify) (*SendDanmakuResp, error) {
+	client := &http.Client{}
+	result := &SendDanmakuResp{}
+	form := url.Values{
+		"bubble":     {d.Bubble},
+		"color":      {d.Color},
+		"fontsize":   {d.FontSize},
+		"mode":       {d.Mode},
+		"msg":        {d.Msg},
+		"roomid":     {d.RoomID},
+		"csrf":       {v.Csrf},
+		"csrf_token": {v.Csrf},
+		"rnd":        {"1"},
+	}
+	// dm_type 为 1 时，发送的是表情弹幕
+	if d.DmType != "" {
+		form.Add("dm_type", d.DmType)
+	}
+	req, err := http.NewRequest("POST", "https://api.live.bilibili.com/msg/send", strings.NewReader(form.Encode()))
+	if err != nil {
+		return nil, err
+	}
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+	req.Header.Set("Cookie", fmt.Sprintf("bili_jct=%s;SESSDATA=%s", v.Csrf, v.SessData))
+	resp, err := client.Do(req)
+	defer resp.Body.Close()
+
+	if err := json.NewDecoder(resp.Body).Decode(result); err != nil {
+		return nil, err
+	}
+	return result, nil
+}
+
+func SendDefaultDanmaku(roomID string, message string, verify *BiliVerify) (*SendDanmakuResp, error) {
+	req := &DanmakuRequest{
+		Msg:      message,
+		RoomID:   roomID,
+		Bubble:   "0",
+		Color:    "16777215",
+		FontSize: "25",
+		Mode:     "1",
+		DmType:   "1",
+	}
+	return SendDanmaku(req, verify)
+}