refactor(code): Cleaned-up the code base

lib/boxstore/summary.go

@@ -0,0 +1,74 @@
+package boxstore
+
+import (
+	"os"
+	"sort"
+
+	"warpbox/lib/helpers"
+	"warpbox/lib/models"
+)
+
+func ListBoxSummaries() ([]models.BoxSummary, error) {
+	entries, err := os.ReadDir(uploadRoot)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return nil, nil
+		}
+		return nil, err
+	}
+
+	summaries := make([]models.BoxSummary, 0, len(entries))
+	for _, entry := range entries {
+		if !entry.IsDir() || !ValidBoxID(entry.Name()) {
+			continue
+		}
+
+		summary, err := BoxSummary(entry.Name())
+		if err != nil {
+			continue
+		}
+		summaries = append(summaries, summary)
+	}
+
+	sort.Slice(summaries, func(i int, j int) bool {
+		return summaries[i].CreatedAt.After(summaries[j].CreatedAt)
+	})
+	return summaries, nil
+}
+
+func BoxSummary(boxID string) (models.BoxSummary, error) {
+	files, err := ListFiles(boxID)
+	if err != nil {
+		return models.BoxSummary{}, err
+	}
+
+	var manifest models.BoxManifest
+	hasManifest := false
+	if readManifest, err := ReadManifest(boxID); err == nil {
+		manifest = readManifest
+		hasManifest = true
+	}
+
+	totalSize := int64(0)
+	for _, file := range files {
+		totalSize += file.Size
+	}
+
+	summary := models.BoxSummary{
+		ID:             boxID,
+		FileCount:      len(files),
+		TotalSize:      totalSize,
+		TotalSizeLabel: helpers.FormatBytes(totalSize),
+	}
+	if hasManifest {
+		summary.CreatedAt = manifest.CreatedAt
+		summary.ExpiresAt = manifest.ExpiresAt
+		summary.Expired = IsExpired(manifest)
+		summary.OneTimeDownload = manifest.OneTimeDownload
+		summary.PasswordProtected = IsPasswordProtected(manifest)
+	} else if info, err := os.Stat(BoxPath(boxID)); err == nil {
+		summary.CreatedAt = info.ModTime().UTC()
+	}
+
+	return summary, nil
+}