fix(db): Add index for draft count query, use sqlite timing profiler and log queries >100msec

src/flux/models/message.coffee

@@ -160,6 +160,7 @@ class Message extends Model
   @additionalSQLiteConfig:
     setup: ->
       ['CREATE INDEX IF NOT EXISTS MessageListIndex ON Message(account_id, thread_id, date ASC)',
+       'CREATE INDEX IF NOT EXISTS MessageListDraftIndex ON Message(account_id, draft)',
        'CREATE UNIQUE INDEX IF NOT EXISTS MessageDraftIndex ON Message(client_id)',
        'CREATE UNIQUE INDEX IF NOT EXISTS MessageBodyIndex ON MessageBody(id)']
 

src/flux/stores/database-store.coffee

@@ -140,6 +140,12 @@ class DatabaseStore extends NylasStore
     @_db = new sqlite3.Database @_databasePath, mode, (err) =>
       return @_handleSetupError(err) if err
       ready()
+    @_db.on 'profile', (query, msec) =>
+      if msec > 100
+        @_prettyConsoleLog("#{msec}msec: #{query}")
+      else
+        console.debug(DEBUG_TO_LOG, "#{msec}: #{query}")
+
 
   _checkDatabaseVersion: ({allowNotSet} = {}, ready) =>
     @_db.get 'PRAGMA user_version', (err, {user_version}) =>
@@ -232,14 +238,9 @@ class DatabaseStore extends NylasStore
         @_db.serialize() if @_inflightTransactions is 0
         @_inflightTransactions += 1
 
-      start = Date.now()
       @_db[fn] query, values, (err, results) =>
         if err
           console.error("DatabaseStore: Query #{query}, #{JSON.stringify(values)} failed #{err.toString()}")
-        else
-          duration = Date.now() - start
-          metadata = {duration: duration, resultLength: results?.length}
-          console.debug(DEBUG_TO_LOG, "DatabaseStore: END (#{duration}) #{query}", metadata)
 
         if query is COMMIT
           @_inflightTransactions -= 1

src/flux/stores/message-store.coffee

@@ -175,7 +175,7 @@ class MessageStore extends NylasStore
         if @_thread.unread
           markAsReadDelay = atom.config.get('core.reading.markAsReadDelay')
           setTimeout =>
-            return unless loadedThreadId is @_thread?.id
+            return unless loadedThreadId is @_thread?.id and @_thread.unread
             t = new ChangeUnreadTask(thread: @_thread, unread: false)
             t.canBeUndone = => false
             Actions.queueTask(t)