fix(validation): base the validation summary on applied signatures only

src/tests/views/Validation.spec.ts

@@ -352,6 +352,69 @@ describe('Validation.vue - Business Logic', () => {
 			})
 		})
 
+		it('shows info when nobody has signed yet', () => {
+			expect(wrapper.vm.getDocumentValidationSummary({
+				signers: [
+					{ signed: null },
+					{ signed: null },
+				],
+				files: [],
+			})).toEqual({
+				message: 'No digital signatures were found in this document',
+				type: 'info',
+			})
+		})
+
+		it('shows info for an envelope where nobody has signed', () => {
+			expect(wrapper.vm.getDocumentValidationSummary({
+				signers: [{ signed: null }],
+				files: [
+					{ signers: [{ signed: null }] },
+					{ signers: [{ signed: null }] },
+				],
+			})).toEqual({
+				message: 'No digital signatures were found in this document',
+				type: 'info',
+			})
+		})
+
+		it('evaluates only the signers who have signed', () => {
+			expect(wrapper.vm.getDocumentValidationSummary({
+				signers: [
+					{
+						signed: '2026-10-01T12:00:00+00:00',
+						signature_validation: { id: 1 },
+						document_modification_state: 'unchanged',
+					},
+					{ signed: null, modifications: { modified: true } },
+				],
+				files: [],
+			})).toEqual({
+				message: 'This document is valid',
+				type: 'success',
+			})
+		})
+
+		it('treats a signer with a signing date as signed even without cryptographic details', () => {
+			expect(wrapper.vm.getDocumentValidationSummary({
+				signers: [{ signed: '2026-10-01T12:00:00+00:00' }],
+				files: [],
+			})).toEqual({
+				message: 'This document is valid',
+				type: 'success',
+			})
+		})
+
+		it('treats a signer with the signed status as signed even without a signing date', () => {
+			expect(wrapper.vm.getDocumentValidationSummary({
+				signers: [{ status: 2 }],
+				files: [],
+			})).toEqual({
+				message: 'This document is valid',
+				type: 'success',
+			})
+		})
+
 		it('shows warning when the document was modified after signing', () => {
 			expect(wrapper.vm.getDocumentValidationSummary({
 				signers: [{

src/views/Validation.vue

@@ -796,8 +796,14 @@ function getValidationDocumentSigners(validationDocument: ValidationDocumentStat
 	return signers
 }
 
+function hasAppliedSignature(signer: ValidationDisplaySigner) {
+	return Boolean(signer.signed)
+		|| Number(signer.status) === SIGN_REQUEST_STATUS.SIGNED
+		|| signer.signature_validation !== undefined
+}
+
 function getDocumentValidationSummary(validationDocument: ValidationDocumentState): DocumentValidationSummary {
-	const signers = getValidationDocumentSigners(validationDocument)
+	const signers = getValidationDocumentSigners(validationDocument).filter(hasAppliedSignature)
 
 	if (signers.length === 0) {
 		return {