Rework outgoing message state.

// FREEBIE

src/Messages/Interactions/TSMessage.h

@@ -12,14 +12,6 @@ NS_ASSUME_NONNULL_BEGIN
 
 @class TSAttachmentPointer;
 
-typedef NS_ENUM(NSInteger, TSGroupMetaMessage) {
-    TSGroupMessageNone,
-    TSGroupMessageNew,
-    TSGroupMessageUpdate,
-    TSGroupMessageDeliver,
-    TSGroupMessageQuit
-};
-
 @interface TSMessage : TSInteraction
 
 @property (nonatomic, readonly) NSMutableArray<NSString *> *attachmentIds;

src/Messages/Interactions/TSOutgoingMessage.h

@@ -6,11 +6,6 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-@class OWSSignalServiceProtosAttachmentPointer;
-@class OWSSignalServiceProtosDataMessageBuilder;
-
-@interface TSOutgoingMessage : TSMessage
-
 typedef NS_ENUM(NSInteger, TSOutgoingMessageState) {
     // The message is either:
     // a) Enqueued for sending.
@@ -26,8 +21,18 @@ typedef NS_ENUM(NSInteger, TSOutgoingMessageState) {
     TSOutgoingMessageStateSentToService,
 };
 
-- (instancetype)initWithTimestamp:(uint64_t)timestamp;
-- (instancetype)initWithTimestamp:(uint64_t)timestamp inThread:(nullable TSThread *)thread;
+typedef NS_ENUM(NSInteger, TSGroupMetaMessage) {
+    TSGroupMessageNone,
+    TSGroupMessageNew,
+    TSGroupMessageUpdate,
+    TSGroupMessageDeliver,
+    TSGroupMessageQuit
+};
+
+@class OWSSignalServiceProtosAttachmentPointer;
+@class OWSSignalServiceProtosDataMessageBuilder;
+
+@interface TSOutgoingMessage : TSMessage
 
 - (instancetype)initWithTimestamp:(uint64_t)timestamp
                          inThread:(nullable TSThread *)thread
@@ -37,11 +42,6 @@ typedef NS_ENUM(NSInteger, TSOutgoingMessageState) {
                          inThread:(nullable TSThread *)thread
                  groupMetaMessage:(TSGroupMetaMessage)groupMetaMessage;
 
-- (instancetype)initWithTimestamp:(uint64_t)timestamp
-                         inThread:(nullable TSThread *)thread
-                      messageBody:(nullable NSString *)body
-                    attachmentIds:(NSMutableArray<NSString *> *)attachmentIds;
-
 - (instancetype)initWithTimestamp:(uint64_t)timestamp
                          inThread:(nullable TSThread *)thread
                       messageBody:(nullable NSString *)body

src/Messages/Interactions/TSOutgoingMessage.m

@@ -65,11 +65,15 @@ NSString *const kTSOutgoingMessageSentRecipientAll = @"kTSOutgoingMessageSentRec
 
 - (instancetype)initWithTimestamp:(uint64_t)timestamp
 {
+    OWSAssert(0);
+
     return [self initWithTimestamp:timestamp inThread:nil];
 }
 
 - (instancetype)initWithTimestamp:(uint64_t)timestamp inThread:(nullable TSThread *)thread
 {
+    OWSAssert(0);
+
     return [self initWithTimestamp:timestamp inThread:thread messageBody:nil];
 }
 
@@ -77,7 +81,11 @@ NSString *const kTSOutgoingMessageSentRecipientAll = @"kTSOutgoingMessageSentRec
                          inThread:(nullable TSThread *)thread
                       messageBody:(nullable NSString *)body
 {
-    return [self initWithTimestamp:timestamp inThread:thread messageBody:body attachmentIds:[NSMutableArray new]];
+    return [self initWithTimestamp:timestamp
+                          inThread:thread
+                       messageBody:body
+                     attachmentIds:[NSMutableArray new]
+                  expiresInSeconds:0];
 }
 
 - (instancetype)initWithTimestamp:(uint64_t)timestamp
@@ -85,6 +93,8 @@ NSString *const kTSOutgoingMessageSentRecipientAll = @"kTSOutgoingMessageSentRec
                       messageBody:(nullable NSString *)body
                     attachmentIds:(NSMutableArray<NSString *> *)attachmentIds
 {
+    OWSAssert(0);
+
     return [self initWithTimestamp:timestamp
                           inThread:thread
                        messageBody:body