chore: import clean Agent Desk snapshot (3/7)

internal/services/storage/provider.go

@@ -0,0 +1,50 @@
+package storage
+
+import (
+	"agent-desk/internal/pkg/config"
+	"agent-desk/internal/pkg/enums"
+	"agent-desk/internal/pkg/errorsx"
+	"io"
+)
+
+var providers = make(map[enums.AssetProvider]FileStorageProvider)
+
+type FileStorageProvider interface {
+	ProviderType() enums.AssetProvider
+	Upload(reader io.Reader, key string, info UploadInfo) (*StoredFile, error)
+	GetURL(key string) string
+	GetSignedURL(key string) string
+	Delete(key string) error
+	Read(key string) (io.ReadCloser, error)
+}
+
+func GetDefault() (FileStorageProvider, error) {
+	return NewProvider(config.Current().Storage.Default)
+}
+
+func GetProvider(providerType enums.AssetProvider) (FileStorageProvider, error) {
+	if provider, exists := providers[providerType]; exists {
+		return provider, nil
+	}
+	provider, err := NewProvider(providerType)
+	if err != nil {
+		return nil, err
+	}
+
+	providers[providerType] = provider
+
+	return provider, nil
+}
+
+func NewProvider(provider enums.AssetProvider) (FileStorageProvider, error) {
+	cfg := config.Current().Storage
+
+	switch provider {
+	case "", enums.AssetProviderLocal:
+		return NewLocalStorage(cfg.Local), nil
+	case enums.AssetProviderOSS:
+		return NewOSSStorage(cfg.OSS), nil
+	default:
+		return nil, errorsx.InvalidParamI18n("error.e0082")
+	}
+}