refactor(policy-workbench): extract signature flow real setting module

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

src/views/Settings/PolicyWorkbench/settings/signature-flow/realDefinition.ts

@@ -0,0 +1,64 @@
+/**
+ * SPDX-FileCopyrightText: 2026 LibreCode coop and LibreCode contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+import { t } from '@nextcloud/l10n'
+
+import SignatureFlowScalarRuleEditor from './SignatureFlowScalarRuleEditor.vue'
+import type { EffectivePolicyValue } from '../../../../../types/index'
+import type { RealPolicySettingDefinition } from '../realTypes'
+
+export function resolveSignatureFlowMode(value: EffectivePolicyValue): string | null {
+	if (value === 0) {
+		return 'none'
+	}
+
+	if (value === 1) {
+		return 'parallel'
+	}
+
+	if (value === 2) {
+		return 'ordered_numeric'
+	}
+
+	if (typeof value === 'string') {
+		if (value === 'parallel' || value === 'ordered_numeric' || value === 'none') {
+			return value
+		}
+
+		return null
+	}
+
+	if (value && typeof value === 'object' && 'flow' in (value as Record<string, unknown>)) {
+		const candidate = (value as { flow?: unknown }).flow
+		return typeof candidate === 'string' ? candidate : null
+	}
+
+	return null
+}
+
+export const signatureFlowRealDefinition: RealPolicySettingDefinition = {
+	key: 'signature_flow',
+	title: t('libresign', 'Signing order'),
+	description: t('libresign', 'Choose whether documents are signed in order or all at once.'),
+	editor: SignatureFlowScalarRuleEditor,
+	createEmptyValue: () => '' as unknown as EffectivePolicyValue,
+	summarizeValue: (value: EffectivePolicyValue) => {
+		const flowValue = resolveSignatureFlowMode(value)
+		switch (flowValue) {
+		case 'parallel':
+			return t('libresign', 'Simultaneous (Parallel)')
+		case 'ordered_numeric':
+			return t('libresign', 'Sequential')
+		case 'none':
+			return t('libresign', 'User choice')
+		default:
+			return t('libresign', 'Not configured')
+		}
+	},
+	formatAllowOverride: (allowChildOverride: boolean) =>
+		allowChildOverride
+			? t('libresign', 'Groups and users can set their own rule')
+			: t('libresign', 'Groups and users must follow this value'),
+}