Add reserve, send enclosure

chainqueue/entry.py

@@ -27,6 +27,10 @@ class QueueEntry:
         self.synced = False
 
 
+    def serialize(self):
+        return self.signed_tx
+
+
     def create(self, signed_tx):
         signed_tx = normalize_hex(signed_tx)
         self.k = self.store.put(self.tx_hash, signed_tx)

chainqueue/state.py

@@ -46,7 +46,7 @@ class Verify:
             return 'already finalized'
         if from_state & state_store.IN_NETWORK:
             return 'already in network'
-        if from_state & state_store.RESERVED:
+        if not from_state & state_store.RESERVED:
             return 'not reserved'
         if from_state & state_store.mask_error:
             return 'already in error state'

chainqueue/store/base.py

@@ -100,6 +100,12 @@ class Store:
         return self.by_state(state=0, limit=limit, strict=True)
 
 
+    def reserve(self, k):
+        entry = QueueEntry(self, k)
+        entry.load()
+        entry.reserve()
+
+
     def enqueue(self, k):
         entry = QueueEntry(self, k)
         entry.load()
@@ -113,3 +119,16 @@ class Store:
         entry = QueueEntry(self, k)
         entry.load()
         entry.sendfail()
+
+
+    def send_start(self, k):
+        entry = QueueEntry(self, k)
+        entry.load()
+        entry.reserve()
+        return entry
+
+
+    def send_end(self, k):
+        entry = QueueEntry(self, k)
+        entry.load()
+        entry.sent()