2 files changed, 31 insertions, 5 deletions
diff --git a/recording/config.go b/recording/config.go
index 1a24508..bcd5755 100644
--- a/recording/config.go
+++ b/recording/config.go
@@ -1,6 +1,9 @@
 package recording
 
-import "bilibili-livestream-archiver/common"
+import (
+	"bilibili-livestream-archiver/common"
+	"fmt"
+)
 
 type TaskConfig struct {
 	RoomId    common.RoomId   `mapstructure:"room_id"`
@@ -15,6 +18,26 @@ type TransportConfig struct {
 }
 
 type DownloadConfig struct {
-	SaveDirectory    string `mapstructure:"save_directory"`
-	FileNameTemplate string `mapstructure:"file_name_template"`
+	SaveDirectory string `mapstructure:"save_directory"`
+}
+
+func DefaultTransportConfig() TransportConfig {
+	return TransportConfig{
+		SocketTimeoutSeconds: 10,
+		RetryIntervalSeconds: 2,
+		MaxRetryTimes:        5,
+	}
+}
+
+func (t TaskConfig) String() string {
+	return fmt.Sprintf("room: %v, %v, %v", t.RoomId, t.Transport.String(), t.Download.String())
+}
+
+func (t TransportConfig) String() string {
+	return fmt.Sprintf("socket timeout: %vs, retry interval: %vs, max retry times: %v",
+		t.SocketTimeoutSeconds, t.RetryIntervalSeconds, t.MaxRetryTimes)
+}
+
+func (d DownloadConfig) String() string {
+	return fmt.Sprintf("save directory: %v", d.SaveDirectory)
 }
diff --git a/recording/runner.go b/recording/runner.go
index a4693fb..d4e5a96 100644
--- a/recording/runner.go
+++ b/recording/runner.go
@@ -10,10 +10,12 @@ import (
 	"bilibili-livestream-archiver/common"
 	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"log"
 	"os"
 	"path"
+	"sync"
 	"time"
 )
 
@@ -25,7 +27,8 @@ type TaskResult struct {
 
 // RunTask start a monitor&download task and
 // put its execution result into a channel.
-func RunTask(ctx context.Context, task *TaskConfig, chTaskResult chan<- TaskResult) {
+func RunTask(ctx context.Context, wg *sync.WaitGroup, task *TaskConfig, chTaskResult chan<- TaskResult) {
+	defer wg.Done()
 	err := doTask(ctx, task)
 	chTaskResult <- TaskResult{
 		Task:  task,
@@ -146,7 +149,7 @@ func record(
 	fileName := fmt.Sprintf(
 		"%s.%s",
 		GenerateFileName(profile.Data.Title, time.Now()),
-		common.Optional[string](common.GetFileExtensionFromUrl(streamSource.URL)).OrElse("flv"),
+		common.Errorable[string](common.GetFileExtensionFromUrl(streamSource.URL)).OrElse("flv"),
 	)
 	filePath := path.Join(task.Download.SaveDirectory, fileName)
 	file, err := os.OpenFile(filePath, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0644)