feat: support export media

internal/db_channel.go

@@ -20,10 +20,11 @@ import (
 )
 
 type DBChannel struct {
-	UUID     int64
-	Username string
-	Title    string
-	MinID    int
+	UUID        int64
+	Username    string
+	Title       string
+	MinID       int
+	ExportMedia bool
 }
 
 func NewDBChannel(uuid int64, username, title string) *DBChannel {
@@ -68,13 +69,14 @@ func (c *DBChannel) Get(ctx context.Context) error {
 		if errors.Is(err, qrm.ErrNoRows) {
 			// create new channel with default value
 			m = model.Channels{
-				UUID:      c.UUID,
-				Username:  c.Username,
-				Title:     c.Title,
-				MinID:     0,
-				Offset:    0,
-				CreatedAt: lo.ToPtr(time.Now()),
-				UpdatedAt: lo.ToPtr(time.Now()),
+				UUID:        c.UUID,
+				Username:    c.Username,
+				Title:       c.Title,
+				MinID:       0,
+				Offset:      0,
+				ExportMedia: false,
+				CreatedAt:   lo.ToPtr(time.Now()),
+				UpdatedAt:   lo.ToPtr(time.Now()),
 			}
 
 			if _, err := tbl.INSERT(tbl.AllColumns.Except(tbl.ID)).MODEL(m).ExecContext(ctx, db); err != nil {
@@ -85,6 +87,7 @@ func (c *DBChannel) Get(ctx context.Context) error {
 		}
 	}
 	c.MinID = int(m.MinID)
+	c.ExportMedia = m.ExportMedia
 
 	return nil
 }