get aiSummary and documents refactor

pkg/ai_summarizer/minio_errors.go

@@ -0,0 +1,31 @@
+package ai_summarizer
+
+import (
+	"errors"
+	"net/http"
+	"strings"
+
+	"github.com/minio/minio-go/v7"
+)
+
+// isMinioNotFound reports whether err indicates the object or bucket key is missing.
+// The MinIO Go SDK often returns success from GetObject and surfaces NoSuchKey on Read.
+func isMinioNotFound(err error) bool {
+	if err == nil {
+		return false
+	}
+	var minioErr minio.ErrorResponse
+	if errors.As(err, &minioErr) {
+		if minioErr.StatusCode == http.StatusNotFound {
+			return true
+		}
+		switch strings.ToLower(minioErr.Code) {
+		case "nosuchkey", "notfound":
+			return true
+		}
+	}
+	msg := strings.ToLower(err.Error())
+	return strings.Contains(msg, "does not exist") ||
+		strings.Contains(msg, "nosuchkey") ||
+		strings.Contains(msg, "not found")
+}