fix: 当返回的ChannelURL同时包含多个地址（组播和单播）时，无法正确解析的问题。

internal/app/iptv/channel.go

@@ -13,6 +13,8 @@ import (
 	"strconv"
 	"strings"
 	"time"
+
+	"go.uber.org/zap"
 )
 
 const otherGroupName = "其他"
@@ -48,13 +50,13 @@ func (c *Client) GetChannelList(ctx context.Context, token *Token) ([]Channel, e
 
 	// 组装请求数据
 	data := map[string]string{
-		"conntype":  "dhcp",
+		"conntype":  c.config.Conntype,
 		"UserToken": token.UserToken,
 		"tempKey":   tempKey,
 		"stbid":     token.Stbid,
 		"SupportHD": "1",
 		"UserID":    c.config.UserID,
-		"Lang":      "1",
+		"Lang":      c.config.Lang,
 	}
 	body := url.Values{}
 	for k, v := range data {
@@ -102,7 +104,7 @@ func (c *Client) GetChannelList(ctx context.Context, token *Token) ([]Channel, e
 	}
 
 	// 过滤掉特殊频道的正则表达式
-	chExcludeRegex := regexp.MustCompile("^(.+?(画中画|单音轨))|(\\d+)$")
+	chExcludeRegex := regexp.MustCompile("^.+?(画中画|单音轨)$")
 
 	channels := make([]Channel, 0, len(matchesList))
 	for _, matches := range matchesList {
@@ -113,24 +115,41 @@ func (c *Client) GetChannelList(ctx context.Context, token *Token) ([]Channel, e
 		channelName := string(matches[2])
 		// 过滤掉特殊频道
 		if chExcludeRegex.MatchString(channelName) {
+			c.logger.Warn("This is not a normal channel, skip it.", zap.String("channelName", channelName))
 			continue
 		}
 
 		// channelURL类型转换
-		channelURL, err := url.Parse(string(matches[4]))
-		if err != nil {
+		// channelURL可能同时返回组播和单播多个地址（通过|分割），这里优先取组播地址
+		var channelURL *url.URL
+		channelURLStrList := strings.Split(string(matches[4]), "|")
+		for _, channelURLStr := range channelURLStrList {
+			channelURL, err = url.Parse(channelURLStr)
+			if err != nil {
+				continue
+			}
+
+			if channelURL != nil && channelURL.Scheme == "igmp" {
+				break
+			}
+		}
+
+		if channelURL == nil {
+			c.logger.Warn("The channelURL of this channel is illegal, skip it.", zap.String("channelName", channelName), zap.String("channelURL", string(matches[4])))
 			continue
 		}
 
 		// TimeShiftLength类型转换
 		timeShiftLength, err := strconv.ParseInt(string(matches[6]), 10, 64)
 		if err != nil {
+			c.logger.Warn("The timeShiftLength of this channel is illegal, skip it.", zap.String("channelName", channelName), zap.String("timeShiftLength", string(matches[6])))
 			continue
 		}
 
 		// 解析时移地址
 		timeShiftURL, err := url.Parse(string(matches[7]))
 		if err != nil {
+			c.logger.Warn("The timeShiftURL of this channel is illegal, skip it.", zap.String("channelName", channelName), zap.String("timeShiftURL", string(matches[7])))
 			continue
 		}
 		// 重置时移地址的查询参数
@@ -173,7 +192,7 @@ func ToM3UFormat(channels []Channel, udpxyURL, catchupSource string) (string, er
 	for _, channel := range channels {
 		var err error
 		var channelURL string
-		if udpxyURL != "" {
+		if udpxyURL != "" && channel.ChannelURL.Scheme == "igmp" {
 			channelURL, err = url.JoinPath(udpxyURL, fmt.Sprintf("/rtp/%s", channel.ChannelURL.Host))
 			if err != nil {
 				return "", err
@@ -229,7 +248,7 @@ func ToTxtFormat(channels []Channel, udpxyURL string) (string, error) {
 		for _, channel := range groupChannels {
 			var err error
 			var channelURL string
-			if udpxyURL != "" {
+			if udpxyURL != "" && channel.ChannelURL.Scheme == "igmp" {
 				channelURL, err = url.JoinPath(udpxyURL, fmt.Sprintf("/rtp/%s", channel.ChannelURL.Host))
 				if err != nil {
 					return "", err