feat: add link event data in ShapeBpmnSemantic

src/component/registry/bpmn-model-registry.ts

@@ -20,9 +20,15 @@ import type { Edge } from '../../model/bpmn/internal/edge/edge';
 import type Shape from '../../model/bpmn/internal/shape/Shape';
 import type { ModelFilter } from '../options';
 
-import { ShapeBpmnMarkerKind, ShapeUtil } from '../../model/bpmn/internal';
+import { ShapeBpmnEventDefinitionKind, ShapeBpmnMarkerKind, ShapeUtil } from '../../model/bpmn/internal';
 import { Flow } from '../../model/bpmn/internal/edge/flows';
-import ShapeBpmnElement, { ShapeBpmnCallActivity, ShapeBpmnEvent, ShapeBpmnSubProcess } from '../../model/bpmn/internal/shape/ShapeBpmnElement';
+import ShapeBpmnElement, {
+  ShapeBpmnCallActivity,
+  ShapeBpmnEvent,
+  ShapeBpmnIntermediateCatchEvent,
+  ShapeBpmnIntermediateThrowEvent,
+  ShapeBpmnSubProcess,
+} from '../../model/bpmn/internal/shape/ShapeBpmnElement';
 
 import { ModelFiltering } from './bpmn-model-filters';
 
@@ -68,6 +74,9 @@ export class BpmnModelRegistry {
             callActivityGlobalTaskKind: bpmnElement instanceof ShapeBpmnCallActivity ? bpmnElement.globalTaskKind : undefined,
             callActivityKind: bpmnElement instanceof ShapeBpmnCallActivity ? bpmnElement.callActivityKind : undefined,
             eventDefinitionKind: bpmnElement instanceof ShapeBpmnEvent ? bpmnElement.eventDefinitionKind : undefined,
+            linkEventSourceIds:
+              bpmnElement instanceof ShapeBpmnIntermediateCatchEvent && bpmnElement.eventDefinitionKind == ShapeBpmnEventDefinitionKind.LINK ? bpmnElement.sourceIds : undefined,
+            linkEventTargetId: bpmnElement instanceof ShapeBpmnIntermediateThrowEvent ? bpmnElement.targetId : undefined,
             incomingIds: bpmnElement.incomingIds,
             outgoingIds: bpmnElement.outgoingIds,
             parentId: bpmnElement.parentId,

src/component/registry/types.ts

@@ -370,13 +370,21 @@ export interface EdgeBpmnSemantic extends BaseBpmnSemantic {
  * @category Custom Behavior
  */
 export interface ShapeBpmnSemantic extends BaseBpmnSemantic {
+  // IMPORTANT: keep properties in alphabetical order for consistency
+
   /** Set when the {@link BaseBpmnSemantic.kind} relates to a BPMN Call Activity calling a global task. */
   callActivityGlobalTaskKind?: GlobalTaskKind;
   /** Set when the {@link BaseBpmnSemantic.kind} relates to a BPMN Call Activity. */
   callActivityKind?: ShapeBpmnCallActivityKind;
   /** Set when the {@link BaseBpmnSemantic.kind} relates to a BPMN event. */
   eventDefinitionKind?: ShapeBpmnEventDefinitionKind;
+  /** IDs of the incoming flows/edges. */
   incomingIds: string[];
+  /** Set when the {@link BaseBpmnSemantic.kind} relates to a BPMN intermediate catch event with {@link ShapeBpmnSemantic.eventDefinitionKind} set to {@link ShapeBpmnEventDefinitionKind.LINK}. */
+  linkEventSourceIds?: string[];
+  /** Set when the {@link BaseBpmnSemantic.kind} relates to a BPMN intermediate throw event with {@link ShapeBpmnSemantic.eventDefinitionKind} set to {@link ShapeBpmnEventDefinitionKind.LINK}. */
+  linkEventTargetId?: string;
+  /** IDs of the outgoing flows/edges. */
   outgoingIds: string[];
   /**
    * This is the ID of the direct parent of the current element, which can be a:

test/fixtures/bpmn/model-complete-semantic.bpmn

@@ -26,7 +26,12 @@
   <semantic:timerEventDefinition id="top_timer_definition_id" />
   <semantic:signalEventDefinition id="top_signal_definition_id" />
   <semantic:terminateEventDefinition id="top_terminate_definition_id" />
-  <semantic:linkEventDefinition id="top_link_definition_id" />
+  <semantic:linkEventDefinition id="top_throw_link_definition_id">
+    <semantic:target>top_catch_link_definition_id</semantic:target>
+  </semantic:linkEventDefinition>
+  <semantic:linkEventDefinition id="top_catch_link_definition_id">
+    <semantic:source>top_throw_link_definition_id</semantic:source>
+  </semantic:linkEventDefinition>
   <semantic:errorEventDefinition id="top_error_definition_id" />
   <semantic:compensateEventDefinition id="top_compensate_definition_id" />
   <semantic:cancelEventDefinition id="top_cancel_definition_id" />
@@ -635,7 +640,7 @@
       <semantic:linkEventDefinition />
     </semantic:intermediateThrowEvent>
     <semantic:intermediateThrowEvent id="intermediate_throw_event_link_on_top_id" name="Throw Link Intermediate Event On Top">
-      <semantic:eventDefinitionRef>top_link_definition_id</semantic:eventDefinitionRef>
+      <semantic:eventDefinitionRef>top_throw_link_definition_id</semantic:eventDefinitionRef>
     </semantic:intermediateThrowEvent>
     <semantic:intermediateThrowEvent id="intermediate_throw_event_compensate_id" name="Throw Compensate Intermediate Event">
       <semantic:compensateEventDefinition />
@@ -673,7 +678,7 @@
       <semantic:linkEventDefinition />
     </semantic:intermediateCatchEvent>
     <semantic:intermediateCatchEvent id="intermediate_catch_event_link_on_top_id" name="Catch Link Intermediate Event On Top">
-      <semantic:eventDefinitionRef>top_link_definition_id</semantic:eventDefinitionRef>
+      <semantic:eventDefinitionRef>top_catch_link_definition_id</semantic:eventDefinitionRef>
     </semantic:intermediateCatchEvent>
     <semantic:intermediateCatchEvent id="intermediate_catch_event_conditional_id" name="Catch Conditional Intermediate Event">
       <semantic:conditionalEventDefinition />

test/fixtures/bpmn/registry/1-pool-2-lanes-link-intermediate-events.bpmn

@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<bpmn:definitions xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_0jsncq9" targetNamespace="http://example.bpmn.com/schema/bpmn" exporter="bpmn-js (https://demo.bpmn.io)" exporterVersion="14.0.0">
+  <bpmn:collaboration id="Collaboration_03068dc">
+    <bpmn:participant id="Participant_1" name="Pool 1" processRef="Process_0vbjbkf" />
+  </bpmn:collaboration>
+  <bpmn:process id="Process_0vbjbkf" isExecutable="false">
+    <bpmn:laneSet id="LaneSet_1e2wb07">
+      <bpmn:lane id="lane_01" name="Lane 1">
+        <bpmn:flowNodeRef>Event_1q818hp</bpmn:flowNodeRef>
+        <bpmn:flowNodeRef>startEvent_lane_1</bpmn:flowNodeRef>
+      </bpmn:lane>
+      <bpmn:lane id="lane_02" name="Lane 2">
+        <bpmn:flowNodeRef>Event_1wihmdr</bpmn:flowNodeRef>
+        <bpmn:flowNodeRef>Event_0snpz9d</bpmn:flowNodeRef>
+      </bpmn:lane>
+    </bpmn:laneSet>
+    <bpmn:sequenceFlow id="sequenceFlow_lane_1_elt_1" sourceRef="startEvent_lane_1" targetRef="Event_1q818hp" />
+    <bpmn:intermediateThrowEvent id="Event_1q818hp" name="link throw intermediate">
+      <bpmn:incoming>sequenceFlow_lane_1_elt_1</bpmn:incoming>
+      <bpmn:linkEventDefinition id="LinkEventDefinition_11kxj5k">
+        <bpmn:target>LinkEventDefinition_077j2qu</bpmn:target>
+      </bpmn:linkEventDefinition>
+    </bpmn:intermediateThrowEvent>
+    <bpmn:startEvent id="startEvent_lane_1" name="start 1">
+      <bpmn:outgoing>sequenceFlow_lane_1_elt_1</bpmn:outgoing>
+      <bpmn:messageEventDefinition id="MessageEventDefinition_17xfjtr" />
+    </bpmn:startEvent>
+    <bpmn:intermediateCatchEvent id="Event_1wihmdr" name="link catch intermediate">
+      <bpmn:outgoing>Flow_18jrbeb</bpmn:outgoing>
+      <bpmn:linkEventDefinition id="LinkEventDefinition_077j2qu">
+        <bpmn:source>LinkEventDefinition_11kxj5k</bpmn:source>
+      </bpmn:linkEventDefinition>
+    </bpmn:intermediateCatchEvent>
+    <bpmn:endEvent id="Event_0snpz9d">
+      <bpmn:incoming>Flow_18jrbeb</bpmn:incoming>
+    </bpmn:endEvent>
+    <bpmn:sequenceFlow id="Flow_18jrbeb" sourceRef="Event_1wihmdr" targetRef="Event_0snpz9d" />
+  </bpmn:process>
+  <bpmndi:BPMNDiagram id="BPMNDiagram_1">
+    <bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Collaboration_03068dc">
+      <bpmndi:BPMNShape id="Participant_1_di" bpmnElement="Participant_1" isHorizontal="true">
+        <dc:Bounds x="158" y="50" width="682" height="240" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="lane_01_di" bpmnElement="lane_01" isHorizontal="true">
+        <dc:Bounds x="188" y="50" width="652" height="125" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="lane_02_di" bpmnElement="lane_02" isHorizontal="true">
+        <dc:Bounds x="188" y="175" width="652" height="115" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_14o73vn_di" bpmnElement="Event_1q818hp">
+        <dc:Bounds x="442" y="92" width="36" height="36" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="431" y="135" width="61" height="27" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="startEvent_lane_1_di" bpmnElement="startEvent_lane_1">
+        <dc:Bounds x="262" y="92" width="36" height="36" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="265" y="135" width="31" height="14" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_00seehq_di" bpmnElement="Event_1wihmdr">
+        <dc:Bounds x="442" y="202" width="36" height="36" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="430" y="245" width="61" height="27" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_0snpz9d_di" bpmnElement="Event_0snpz9d">
+        <dc:Bounds x="622" y="202" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNEdge id="sequenceFlow_lane_1_elt_1_di" bpmnElement="sequenceFlow_lane_1_elt_1">
+        <di:waypoint x="298" y="110" />
+        <di:waypoint x="442" y="110" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_18jrbeb_di" bpmnElement="Flow_18jrbeb">
+        <di:waypoint x="478" y="220" />
+        <di:waypoint x="622" y="220" />
+      </bpmndi:BPMNEdge>
+    </bpmndi:BPMNPlane>
+  </bpmndi:BPMNDiagram>
+</bpmn:definitions>

test/integration/dom.bpmn.elements.test.ts

@@ -24,6 +24,8 @@ import {
 } from './helpers/bpmn-visualization-initialization';
 import {
   expectEndEventBpmnElement,
+  expectIntermediateCatchEventBpmnElement,
+  expectIntermediateThrowEventBpmnElement,
   expectParallelGatewayBpmnElement,
   expectPoolBpmnElement,
   expectSequenceFlowBpmnElement,
@@ -62,6 +64,30 @@ describe('Bpmn Elements registry - retrieve BPMN elements', () => {
         expectSequenceFlowBpmnElement(bpmnElements[1], { id: 'Flow_2', source: 'Activity_1', target: 'EndEvent_1' });
       });
 
+      it('Pass existing link intermediate event ids', () => {
+        bpmnVisualization.load(readFileSync('../fixtures/bpmn/registry/1-pool-2-lanes-link-intermediate-events.bpmn'));
+        const bpmnElements = bpmnVisualization.bpmnElementsRegistry.getElementsByIds(['Event_1wihmdr', 'Event_1q818hp']);
+        expect(bpmnElements).toHaveLength(2);
+
+        expectIntermediateCatchEventBpmnElement(bpmnElements[0], {
+          id: 'Event_1wihmdr',
+          name: 'link catch intermediate',
+          parentId: 'lane_02',
+          eventDefinitionKind: ShapeBpmnEventDefinitionKind.LINK,
+          outgoing: ['Flow_18jrbeb'],
+          linkEventSourceIds: ['Event_1q818hp'],
+        });
+
+        expectIntermediateThrowEventBpmnElement(bpmnElements[1], {
+          id: 'Event_1q818hp',
+          name: 'link throw intermediate',
+          parentId: 'lane_01',
+          eventDefinitionKind: ShapeBpmnEventDefinitionKind.LINK,
+          incoming: ['sequenceFlow_lane_1_elt_1'],
+          linkEventTargetId: 'Event_1wihmdr',
+        });
+      });
+
       it('Pass a single non existing id', () => {
         bpmnVisualization.load(readFileSync('../fixtures/bpmn/simple-start-task-end.bpmn'));
         const bpmnElements = bpmnVisualization.bpmnElementsRegistry.getElementsByIds('unknown');

test/integration/helpers/model-expect.ts

@@ -83,8 +83,8 @@ declare global {
       toBeBusinessRuleTask(modelElement: ExpectedShapeModelElement): R;
       toBeStartEvent(modelElement: ExpectedStartEventModelElement): R;
       toBeEndEvent(modelElement: ExpectedEventModelElement): R;
-      toBeIntermediateThrowEvent(modelElement: ExpectedEventModelElement): R;
-      toBeIntermediateCatchEvent(modelElement: ExpectedEventModelElement): R;
+      toBeIntermediateThrowEvent(modelElement: ExpectedIntermediateThrowEventModelElement): R;
+      toBeIntermediateCatchEvent(modelElement: ExpectedIntermediateCatchEventModelElement): R;
       toBeBoundaryEvent(modelElement: ExpectedBoundaryEventModelElement): R;
       toBeEventBasedGateway(modelElement: ExpectedEventBasedGatewayModelElement): R;
       toBeExclusiveGateway(modelElement: ExpectedShapeModelElement): R;
@@ -200,6 +200,18 @@ export type ExpectedShapeModelElement = {
 export type ExpectedEventModelElement = {
   eventDefinitionKind: ShapeBpmnEventDefinitionKind;
 } & ExpectedShapeModelElement;
+export type ExpectedIntermediateCatchEventModelElement = {
+  sourceIds?: string[];
+} & ExpectedEventModelElement;
+export type ExpectedIntermediateThrowEventModelElement = {
+  targetId?: string;
+} & ExpectedEventModelElement;
+export type ExpectedBoundaryEventModelElement = {
+  isInterrupting?: boolean;
+} & ExpectedEventModelElement;
+export type ExpectedStartEventModelElement = {
+  isInterrupting?: boolean;
+} & ExpectedEventModelElement;
 
 export type ExpectedSubProcessModelElement = {
   subProcessKind: ShapeBpmnSubProcessKind;
@@ -220,13 +232,6 @@ export type ExpectedSequenceFlowModelElement = {
   sequenceFlowKind?: SequenceFlowKind;
 } & ExpectedEdgeModelElement;
 
-export type ExpectedBoundaryEventModelElement = {
-  isInterrupting?: boolean;
-} & ExpectedEventModelElement;
-export type ExpectedStartEventModelElement = {
-  isInterrupting?: boolean;
-} & ExpectedEventModelElement;
-
 export type ExpectedEventBasedGatewayModelElement = {
   gatewayKind?: ShapeBpmnEventBasedGatewayKind;
 } & ExpectedShapeModelElement;

test/integration/helpers/semantic-with-svg-utils.ts

@@ -15,11 +15,28 @@ limitations under the License.
 */
 
 import type { BpmnElement, EdgeBpmnSemantic, ShapeBpmnSemantic } from '@lib/component/registry';
-import type { ExpectedBaseBpmnElement, ExpectedFlowElement, ExpectedFlowNodeElement, ExpectedEventElement } from '@test/shared/model/bpmn-semantic-utils';
+import type {
+  ExpectedBaseBpmnElement,
+  ExpectedFlowElement,
+  ExpectedFlowNodeElement,
+  ExpectedEventElement,
+  ExpectedIntermediateThrowEventElement,
+  ExpectedIntermediateCatchEventElement,
+} from '@test/shared/model/bpmn-semantic-utils';
 
 import { expectSvgEvent, expectSvgGateway, expectSvgPool, expectSvgSequenceFlow, expectSvgTask } from './html-utils';
 
-import { expectEndEvent, expectParallelGateway, expectPool, expectSequenceFlow, expectServiceTask, expectStartEvent, expectTask } from '@test/shared/model/bpmn-semantic-utils';
+import {
+  expectEndEvent,
+  expectIntermediateCatchEvent,
+  expectIntermediateThrowEvent,
+  expectParallelGateway,
+  expectPool,
+  expectSequenceFlow,
+  expectServiceTask,
+  expectStartEvent,
+  expectTask,
+} from '@test/shared/model/bpmn-semantic-utils';
 
 export function expectStartEventBpmnElement(bpmnElement: BpmnElement, expected: ExpectedEventElement): void {
   expectStartEvent(bpmnElement.bpmnSemantic as ShapeBpmnSemantic, expected);
@@ -31,6 +48,16 @@ export function expectEndEventBpmnElement(bpmnElement: BpmnElement, expected: Ex
   expectSvgEvent(bpmnElement.htmlElement);
 }
 
+export function expectIntermediateCatchEventBpmnElement(bpmnElement: BpmnElement, expected: ExpectedIntermediateCatchEventElement): void {
+  expectIntermediateCatchEvent(bpmnElement.bpmnSemantic as ShapeBpmnSemantic, expected);
+  expectSvgEvent(bpmnElement.htmlElement);
+}
+
+export function expectIntermediateThrowEventBpmnElement(bpmnElement: BpmnElement, expected: ExpectedIntermediateThrowEventElement): void {
+  expectIntermediateThrowEvent(bpmnElement.bpmnSemantic as ShapeBpmnSemantic, expected);
+  expectSvgEvent(bpmnElement.htmlElement);
+}
+
 export function expectSequenceFlowBpmnElement(bpmnElement: BpmnElement, expected: ExpectedFlowElement): void {
   expectSequenceFlow(bpmnElement.bpmnSemantic as EdgeBpmnSemantic, expected);
   expectSvgSequenceFlow(bpmnElement.htmlElement);

test/integration/matchers/toBeShape/index.ts

@@ -22,6 +22,8 @@ import type {
   ExpectedShapeModelElement,
   ExpectedStartEventModelElement,
   ExpectedSubProcessModelElement,
+  ExpectedIntermediateCatchEventModelElement,
+  ExpectedIntermediateThrowEventModelElement,
 } from '../../helpers/model-expect';
 import type { BpmnCellStyle, ExpectedCell } from '../matcher-utils';
 
@@ -97,7 +99,8 @@ function buildExpectedShapeStylePropertyRegexp(
   expectedModel:
     | ExpectedShapeModelElement
     | ExpectedSubProcessModelElement
-    | ExpectedEventModelElement
+    | ExpectedIntermediateCatchEventModelElement
+    | ExpectedIntermediateThrowEventModelElement
     | ExpectedStartEventModelElement
     | ExpectedBoundaryEventModelElement
     | ExpectedEventBasedGatewayModelElement
@@ -127,6 +130,12 @@ function buildExpectedShapeStylePropertyRegexp(
   if ('gatewayKind' in expectedModel) {
     expectedStyle = expectedStyle + `.*bpmn.gatewayKind=${expectedModel.gatewayKind}`;
   }
+  if ('sourceIds' in expectedModel) {
+    expectedStyle = expectedStyle + `.*bpmn.linkEventSourceIds=${expectedModel.sourceIds}`;
+  }
+  if ('targetId' in expectedModel) {
+    expectedStyle = expectedStyle + `.*bpmn.linkEventTargetId=${expectedModel.targetId}`;
+  }
   return expectedStyle + '.*';
 }
 
@@ -221,11 +230,11 @@ export function toBeEndEvent(this: MatcherContext, received: string, expected: E
   return buildEventMatcher('toBeEndEvent', this, received, { ...expected, kind: ShapeBpmnElementKind.EVENT_END });
 }
 
-export function toBeIntermediateThrowEvent(this: MatcherContext, received: string, expected: ExpectedEventModelElement): CustomMatcherResult {
+export function toBeIntermediateThrowEvent(this: MatcherContext, received: string, expected: ExpectedIntermediateThrowEventModelElement): CustomMatcherResult {
   return buildEventMatcher('toBeIntermediateThrowEvent', this, received, { ...expected, kind: ShapeBpmnElementKind.EVENT_INTERMEDIATE_THROW });
 }
 
-export function toBeIntermediateCatchEvent(this: MatcherContext, received: string, expected: ExpectedEventModelElement): CustomMatcherResult {
+export function toBeIntermediateCatchEvent(this: MatcherContext, received: string, expected: ExpectedIntermediateCatchEventModelElement): CustomMatcherResult {
   return buildEventMatcher('toBeIntermediateCatchEvent', this, received, { ...expected, kind: ShapeBpmnElementKind.EVENT_INTERMEDIATE_CATCH });
 }