CUST-1573: support querying events using customer event ID (#153)

# License
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Author: nickbair-nylas

src/main/java/com/nylas/Event.java

@@ -189,6 +189,7 @@ public String toString() {
 				", participants=" + participants +
 				", visibility=" + visibility +
 				", metadata=" + metadata +
+				", customer_event_id=" + customer_event_id +
 				']';
 	}
 
@@ -372,6 +373,7 @@ protected Map<String, Object> getWritableFields(boolean creation) {
 		Maps.putIfNotNull(params, "recurrence", getRecurrence());
 		Maps.putIfNotNull(params, "hide_participants", getHideParticipants());
 		Maps.putIfNotNull(params, "visibility", getVisibility());
+		Maps.putIfNotNull(params, "customer_event_id", getCustomerEventId());
 		return params;
 	}
 

src/main/java/com/nylas/EventQuery.java

@@ -26,6 +26,7 @@ public class EventQuery extends RestfulQuery<EventQuery> {
 	private List<String> metadataKeys;
 	private List<String> metadataValues;
 	private List<String> metadataPairs;
+	private String customerEventId;
 
 	@Override
 	public void addParameters(HttpUrl.Builder url) {
@@ -88,6 +89,9 @@ public void addParameters(HttpUrl.Builder url) {
 		if (metadataQuery != null) {
 			metadataQuery.addParameters(url);
 		}
+		if (customerEventId != null) {
+			url.addQueryParameter("customer_event_id", customerEventId);
+		}
 	}
 
 	/**
@@ -208,6 +212,14 @@ public EventQuery metadataQuery(MetadataQuery metadataQuery) {
 		this.metadataQuery = metadataQuery;
 		return this;
 	}
+	
+	/**
+	 * Return events matching the specified customer event ID.
+	 */
+	public EventQuery customerEventId(String customerEventId) {
+		this.customerEventId = customerEventId;
+		return this;
+	}
 
 	/**
 	 * Return events with metadata containing a property having the given key.

src/test/java/com/nylas/EventTest.java

@@ -201,7 +201,7 @@ public void testValidate() {
 
     @Test
     public void testGetWritableFields() {
-        assertEquals(event.getWritableFields(true).size(), 15);
+        assertEquals(event.getWritableFields(true).size(), 16);
         assertEquals(event.getWritableFields(false).size(), 16);
     }
 

src/test/java/com/nylas/MessageTest.java

@@ -71,7 +71,7 @@ public void testGetters() {
         assertEquals(message.getLabels().size(), 1);
         assertEquals(message.getMetadata().size(), 1);
         assertEquals(message.getHeaders().size(), 1);
-        assertEquals(message.toString(), "Message [id=null, account_id=null, thread_id=okdvc089, subject=That thing I sent you, from=[NameEmail [name=Peter Potamus, email=potamus.peter@sebbebandsebben.com]], to=[NameEmail [name=Blue Falcone, email=falcone.blue@sebbebandsebben.com]], cc=[NameEmail [name=Harvey Birdman, email=harvey.birdman@sebbebandsebben.com]], bcc=[NameEmail [name=Christie, email=christie@sebbebandsebben.com]], reply_to=[NameEmail [name=Peter Potamus, email=potamus.peter@sebbebandsebben.com]], date=2022-11-10T12:28:00Z, unread=true, starred=true, snippet=Did you get that thing..., files=[File [id=null, filename=logo.jpg, size=12334, content_type=image/jpeg, message_ids=[odjashjcv89], content_id=osdivcnm90834e, content_disposition=attachment]], events=[Event [id='null', calendar_id='null', ical_uid='null', master_event_id='null', event_collection_id='null', title='null', description='null', location='null', owner='null', status='null', capacity=null, read_only=null, busy=null, hide_participants=null, original_start_time=null, when=null, conferencing=null, recurrence=null, round_robin_order=[], notifications=[], participants=[], visibility=null, metadata={}]], folder=Folder [id=null, name=null, display_name=null], labels=[Label [id=null, name=null, display_name=null]], headers={header1=value}, metadata={key1=value}]");
+        assertEquals(message.toString(), "Message [id=null, account_id=null, thread_id=okdvc089, subject=That thing I sent you, from=[NameEmail [name=Peter Potamus, email=potamus.peter@sebbebandsebben.com]], to=[NameEmail [name=Blue Falcone, email=falcone.blue@sebbebandsebben.com]], cc=[NameEmail [name=Harvey Birdman, email=harvey.birdman@sebbebandsebben.com]], bcc=[NameEmail [name=Christie, email=christie@sebbebandsebben.com]], reply_to=[NameEmail [name=Peter Potamus, email=potamus.peter@sebbebandsebben.com]], date=2022-11-10T12:28:00Z, unread=true, starred=true, snippet=Did you get that thing..., files=[File [id=null, filename=logo.jpg, size=12334, content_type=image/jpeg, message_ids=[odjashjcv89], content_id=osdivcnm90834e, content_disposition=attachment]], events=[Event [id='null', calendar_id='null', ical_uid='null', master_event_id='null', event_collection_id='null', title='null', description='null', location='null', owner='null', status='null', capacity=null, read_only=null, busy=null, hide_participants=null, original_start_time=null, when=null, conferencing=null, recurrence=null, round_robin_order=[], notifications=[], participants=[], visibility=null, metadata={}, customer_event_id=null]], folder=Folder [id=null, name=null, display_name=null], labels=[Label [id=null, name=null, display_name=null]], headers={header1=value}, metadata={key1=value}]");
     }