Make from optional for Message and Draft models (#204)

# Description
This PR makes the `from` field optional for both messages and drafts,
aligning it to the API.

# License
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CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## Unreleased
 
-* Fix schema issue in the `Event` model
+* Fix schema issue in the `Event`, `Message`, and `Draft` models
 
 ## [2.0.0] - Released 2024-02-05
 

src/main/kotlin/com/nylas/models/Draft.kt

@@ -16,11 +16,6 @@ class Draft(
    */
   @Json(name = "grant_id")
   val grantId: String,
-  /**
-   * An array of message senders.
-   */
-  @Json(name = "from")
-  val from: List<EmailName>,
   /**
    * Unix timestamp of when the message was received by the mail server.
    * This may be different from the unverified Date header in raw message object.
@@ -32,6 +27,11 @@ class Draft(
    */
   @Json(name = "object")
   private val obj: String = "draft",
+  /**
+   * An array of message senders.
+   */
+  @Json(name = "from")
+  val from: List<EmailName>? = null,
   /**
    * An array of bcc recipients.
    */

src/main/kotlin/com/nylas/models/Message.kt

@@ -11,16 +11,16 @@ data class Message(
    */
   @Json(name = "grant_id")
   val grantId: String,
-  /**
-   * An array of message senders.
-   */
-  @Json(name = "from")
-  val from: List<EmailName>,
   /**
    * The type of object.
    */
   @Json(name = "object")
   private val obj: String = "message",
+  /**
+   * An array of message senders.
+   */
+  @Json(name = "from")
+  val from: List<EmailName>? = null,
   /**
    * The unique identifier for the message.
    * Note: The ID may not be present for scheduled messages until the message is sent.

src/test/kotlin/com/nylas/resources/DraftsTests.kt

@@ -109,9 +109,9 @@ class DraftsTests {
       assertEquals(2, draft.folders?.size)
       assertEquals("8l6c4d11y1p4dm4fxj52whyr9", draft.folders?.first())
       assertEquals("d9zkcr2tljpu3m4qpj7l2hbr0", draft.folders?.last())
-      assertEquals(1, draft.from.size)
-      assertEquals("Daenerys Targaryen", draft.from.first().name)
-      assertEquals("[email protected]", draft.from.first().email)
+      assertEquals(1, draft.from?.size)
+      assertEquals("Daenerys Targaryen", draft.from?.first()?.name)
+      assertEquals("[email protected]", draft.from?.first()?.email)
       assertEquals("41009df5-bf11-4c97-aa18-b285b5f2e386", draft.grantId)
       assertEquals("5d3qmne77v32r8l4phyuksl2x", draft.id)
       assertEquals("draft", draft.getObject())

src/test/kotlin/com/nylas/resources/MessagesTests.kt

@@ -108,9 +108,9 @@ class MessagesTests {
       assertEquals(2, message.folders?.size)
       assertEquals("8l6c4d11y1p4dm4fxj52whyr9", message.folders?.get(0))
       assertEquals("d9zkcr2tljpu3m4qpj7l2hbr0", message.folders?.get(1))
-      assertEquals(1, message.from.size)
-      assertEquals("Daenerys Targaryen", message.from[0].name)
-      assertEquals("[email protected]", message.from[0].email)
+      assertEquals(1, message.from?.size)
+      assertEquals("Daenerys Targaryen", message.from?.get(0)?.name)
+      assertEquals("[email protected]", message.from?.get(0)?.email)
       assertEquals("41009df5-bf11-4c97-aa18-b285b5f2e386", message.grantId)
       assertEquals("5d3qmne77v32r8l4phyuksl2x", message.id)
       assertEquals("message", message.getObject())