1 files changed, 33 insertions, 0 deletions
diff --git a/internal/client/output/output_client_interface.go b/internal/client/output/output_client_interface.go
new file mode 100644
index 0000000..4415aa4
--- /dev/null
+++ b/internal/client/output/output_client_interface.go
@@ -0,0 +1,33 @@
+package output
+
+import (
+	"io"
+	"time"
+
+	"github.com/SayaAndy/saya-today-thumbnail-generator/config"
+	"github.com/SayaAndy/saya-today-thumbnail-generator/internal/client/input"
+)
+
+type OutputClient interface {
+	GetWriter(path string, inputMetadata *input.MetadataStruct, outputContentType string) (io.WriteCloser, error)
+	ReadMetadata(path string) (*MetadataStruct, error)
+	IsMissing(path string) bool
+}
+
+type MetadataStruct struct {
+	Name         string
+	StorageType  string
+	Hash         string
+	HashOriginal string
+	ContentType  string
+	FirstCreated time.Time
+	LastModified time.Time
+	Size         int64
+	Misc         map[string]string
+}
+
+var NewOutputClientMap = map[string]func(cfg *config.OutputConfig) (OutputClient, error){
+	"b2":         NewB2OutputClient,
+	"s3":         NewS3OutputClient,
+	"local-unix": NewLocalUnixOutputClient,
+}