Audio

lib/mic/list.go

@@ -0,0 +1,76 @@
+package mic
+
+import (
+	"os"
+	"path/filepath"
+	"sort"
+	"time"
+
+	"tea.chunkbyte.com/kato/go-worm/lib/config"
+)
+
+type FileInfo struct {
+	Name         string    `json:"name"`
+	Size         int64     `json:"size"`
+	ModifiedTime time.Time `json:"modified_time"`
+}
+
+func Dir() (string, error) {
+	return config.MicDir()
+}
+
+func ListRecordings() ([]FileInfo, error) {
+	dir, err := Dir()
+	if err != nil {
+		return nil, err
+	}
+	entries, err := os.ReadDir(dir)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return nil, nil
+		}
+		return nil, err
+	}
+	var files []FileInfo
+	for _, entry := range entries {
+		if entry.IsDir() || !ValidRecordingFilename(entry.Name()) {
+			continue
+		}
+		info, err := entry.Info()
+		if err != nil {
+			continue
+		}
+		files = append(files, FileInfo{
+			Name:         entry.Name(),
+			Size:         info.Size(),
+			ModifiedTime: info.ModTime(),
+		})
+	}
+	sort.Slice(files, func(i, j int) bool {
+		return files[i].ModifiedTime.After(files[j].ModifiedTime)
+	})
+	return files, nil
+}
+
+func OpenRecording(name string) (*os.File, os.FileInfo, error) {
+	if !ValidRecordingFilename(name) {
+		return nil, nil, os.ErrInvalid
+	}
+	dir, err := Dir()
+	if err != nil {
+		return nil, nil, err
+	}
+	path := filepath.Join(dir, filepath.Base(name))
+	info, err := os.Stat(path)
+	if err != nil {
+		return nil, nil, err
+	}
+	if info.IsDir() {
+		return nil, nil, os.ErrInvalid
+	}
+	file, err := os.Open(path)
+	if err != nil {
+		return nil, nil, err
+	}
+	return file, info, nil
+}