From d5221826fcdab5baf788328c591e1c28e102c8ec Mon Sep 17 00:00:00 2001
From: sunshineplan <sunshineplan@users.noreply.github.com>
Date: Sun, 2 Jun 2024 20:47:18 +0800
Subject: [PATCH 1/2] Fix parse key

---
 .github/workflows/dependabot.yml |  2 +-
 .github/workflows/release.yml    |  7 +++--
 .github/workflows/test.yml       |  2 +-
 m3u8.go                          | 47 ++++++++++++++++----------------
 4 files changed, 29 insertions(+), 29 deletions(-)

diff --git a/.github/workflows/dependabot.yml b/.github/workflows/dependabot.yml
index 8097a9e..e22db99 100644
--- a/.github/workflows/dependabot.yml
+++ b/.github/workflows/dependabot.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.x'
+          go-version: stable
 
       - name: Test Code
         run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e4aa86b..260dda7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,12 +15,13 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.x'
+          go-version: stable
 
       - name: Build
         run: |
-          go build -ldflags "-s -w" -o hlsdl ./cmd
-          GOOS=windows go build -ldflags "-s -w" -o hlsdl.exe ./cmd
+          go build -ldflags "-s -w" -o hlsdl-linux-amd64 ./cmd
+          GOARCH=arm64 GOOS=darwin go build -ldflags "-s -w" -o hlsdl-darwin-arm64 ./cmd
+          GOOS=windows go build -ldflags "-s -w" -o hlsdl-windows-amd64.exe ./cmd
           echo "date=$(TZ=PRC date +'%Y-%m-%d')" >> $GITHUB_OUTPUT
 
       - name: Upload Release Asset
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f478ad0..6534ba3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.x'
+          go-version: stable
 
       - name: Test Code
         run: |
diff --git a/m3u8.go b/m3u8.go
index 568f2cf..585ae71 100644
--- a/m3u8.go
+++ b/m3u8.go
@@ -19,46 +19,45 @@ var c = cache.New(false)
 func parse(url *url.URL, playlist m3u8.Playlist) (*url.URL, *m3u8.MediaPlaylist, error) {
 	switch playlist := playlist.(type) {
 	case *m3u8.MediaPlaylist:
-		var segments []*m3u8.MediaSegment
-		for _, s := range playlist.Segments {
-			if s == nil {
+		if playlist.Key != nil && playlist.Key.URI != "" {
+			if u, err := url.Parse(playlist.Key.URI); err != nil {
+				return nil, nil, err
+			} else {
+				playlist.Key.URI = u.String()
+			}
+		}
+		for _, i := range playlist.Segments {
+			if i == nil {
 				continue
 			}
-
-			if s.Key != nil && s.Key.URI != "" {
-				u, err := url.Parse(s.Key.URI)
-				if err != nil {
+			if i.Key != nil && i.Key.URI != "" {
+				if u, err := url.Parse(i.Key.URI); err != nil {
 					return nil, nil, err
+				} else {
+					i.Key.URI = u.String()
 				}
-				s.Key.URI = u.String()
 			}
-
-			if s.Discontinuity {
-				playlist.Key = s.Key
+			if i.Discontinuity {
+				playlist.Key = i.Key
 			} else {
-				if s.Key == nil && playlist.Key != nil {
-					s.Key = playlist.Key
+				if i.Key == nil && playlist.Key != nil {
+					i.Key = playlist.Key
 				}
 			}
-
-			u, err := url.Parse(s.URI)
-			if err != nil {
+			if u, err := url.Parse(i.URI); err != nil {
 				return nil, nil, err
+			} else {
+				i.URI = u.String()
 			}
-			s.URI = u.String()
-
-			segments = append(segments, s)
 		}
-		playlist.Segments = segments
-
 		return url, playlist, nil
 	case *m3u8.MasterPlaylist:
 		for _, i := range playlist.Variants {
-			u, err := url.Parse(i.URI)
-			if err != nil {
+			if u, err := url.Parse(i.URI); err != nil {
 				continue
+			} else {
+				i.URI = u.String()
 			}
-			i.URI = u.String()
 		}
 		sort.SliceStable(playlist.Variants, func(i, j int) bool {
 			return playlist.Variants[i].Bandwidth > playlist.Variants[j].Bandwidth

From 7e29dcd9bbd411ce1a115663496ee1002d4d68ce Mon Sep 17 00:00:00 2001
From: sunshineplan <sunshineplan@users.noreply.github.com>
Date: Sun, 2 Jun 2024 20:52:22 +0800
Subject: [PATCH 2/2] Remove nil MediaSegment

---
 m3u8.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/m3u8.go b/m3u8.go
index 585ae71..990310a 100644
--- a/m3u8.go
+++ b/m3u8.go
@@ -6,6 +6,7 @@ import (
 	"log/slog"
 	"net/url"
 	"os"
+	"slices"
 	"sort"
 	"time"
 
@@ -26,6 +27,7 @@ func parse(url *url.URL, playlist m3u8.Playlist) (*url.URL, *m3u8.MediaPlaylist,
 				playlist.Key.URI = u.String()
 			}
 		}
+		playlist.Segments = slices.DeleteFunc(playlist.Segments, func(i *m3u8.MediaSegment) bool { return i == nil })
 		for _, i := range playlist.Segments {
 			if i == nil {
 				continue