draft grpc

internal/api/admin/common.go

@@ -0,0 +1,94 @@
+//go:build ignore
+// +build ignore
+
+package admin
+
+import (
+	"fmt"
+	"strings"
+	"time"
+)
+
+func adminFormatTime(value *time.Time) string {
+	if value == nil {
+		return ""
+	}
+	return value.UTC().Format(time.RFC3339)
+}
+
+func adminFormatTimeValue(value time.Time) string {
+	if value.IsZero() {
+		return ""
+	}
+	return value.UTC().Format(time.RFC3339)
+}
+
+func adminStringPtr(value string) *string {
+	trimmed := strings.TrimSpace(value)
+	if trimmed == "" {
+		return nil
+	}
+	return &trimmed
+}
+
+func adminStringValue(value *string) string {
+	if value == nil {
+		return ""
+	}
+	return strings.TrimSpace(*value)
+}
+
+func adminInt64Ptr(value *int64) *int64 {
+	if value == nil {
+		return nil
+	}
+	return value
+}
+
+func adminStringSlice(values []string) []string {
+	if len(values) == 0 {
+		return nil
+	}
+
+	result := make([]string, 0, len(values))
+	for _, value := range values {
+		trimmed := strings.TrimSpace(value)
+		if trimmed == "" {
+			continue
+		}
+		result = append(result, trimmed)
+	}
+
+	if len(result) == 0 {
+		return nil
+	}
+
+	return result
+}
+
+func adminStringSliceValue(values []string) []string {
+	if len(values) == 0 {
+		return []string{}
+	}
+
+	return append([]string(nil), values...)
+}
+
+func adminBoolValue(value *bool, fallback bool) bool {
+	if value == nil {
+		return fallback
+	}
+	return *value
+}
+
+func adminInvoiceID(id string) string {
+	trimmed := strings.ReplaceAll(strings.TrimSpace(id), "-", "")
+	if len(trimmed) > 12 {
+		trimmed = trimmed[:12]
+	}
+	return "INV-" + strings.ToUpper(trimmed)
+}
+
+func adminTransactionID(prefix string) string {
+	return fmt.Sprintf("%s_%d", prefix, time.Now().UnixNano())
+}