first commit

core/providers/anthropic/files.go

@@ -0,0 +1,71 @@
+package anthropic
+
+import (
+	"time"
+
+	"github.com/maximhq/bifrost/core/schemas"
+)
+
+// ToAnthropicFileUploadResponse converts a Bifrost file upload response to Anthropic format.
+func ToAnthropicFileUploadResponse(resp *schemas.BifrostFileUploadResponse) *AnthropicFileResponse {
+	return &AnthropicFileResponse{
+		ID:        resp.ID,
+		Type:      resp.Object,
+		Filename:  resp.Filename,
+		MimeType:  "",
+		SizeBytes: resp.Bytes,
+		CreatedAt: formatAnthropicFileTimestamp(resp.CreatedAt),
+	}
+}
+
+// ToAnthropicFileListResponse converts a Bifrost file list response to Anthropic format.
+func ToAnthropicFileListResponse(resp *schemas.BifrostFileListResponse) *AnthropicFileListResponse {
+	data := make([]AnthropicFileResponse, len(resp.Data))
+	for i, file := range resp.Data {
+		data[i] = AnthropicFileResponse{
+			ID:        file.ID,
+			Type:      file.Object,
+			Filename:  file.Filename,
+			MimeType:  "",
+			SizeBytes: file.Bytes,
+			CreatedAt: formatAnthropicFileTimestamp(file.CreatedAt),
+		}
+	}
+
+	return &AnthropicFileListResponse{
+		Data:    data,
+		HasMore: resp.HasMore,
+	}
+}
+
+// ToAnthropicFileRetrieveResponse converts a Bifrost file retrieve response to Anthropic format.
+func ToAnthropicFileRetrieveResponse(resp *schemas.BifrostFileRetrieveResponse) *AnthropicFileResponse {
+	return &AnthropicFileResponse{
+		ID:        resp.ID,
+		Type:      resp.Object,
+		Filename:  resp.Filename,
+		MimeType:  "", // Not supported in Bifrost responses
+		SizeBytes: resp.Bytes,
+		CreatedAt: formatAnthropicFileTimestamp(resp.CreatedAt),
+	}
+}
+
+// ToAnthropicFileDeleteResponse converts a Bifrost file delete response to Anthropic format.
+func ToAnthropicFileDeleteResponse(resp *schemas.BifrostFileDeleteResponse) *AnthropicFileDeleteResponse {
+	respType := "file"
+	if resp.Deleted {
+		respType = "file_deleted"
+	}
+	return &AnthropicFileDeleteResponse{
+		ID:   resp.ID,
+		Type: respType,
+	}
+}
+
+// formatAnthropicFileTimestamp converts Unix timestamp to Anthropic ISO timestamp format.
+func formatAnthropicFileTimestamp(unixTime int64) string {
+	if unixTime == 0 {
+		return ""
+	}
+	return time.Unix(unixTime, 0).UTC().Format(time.RFC3339)
+}