WIP: Remodeling events
[aquarium] / src / main / scala / gr / grnet / aquarium / store / mongodb / MongoDBStore.scala
index d29b9c1..70a25ee 100644 (file)
 
 package gr.grnet.aquarium.store.mongodb
 
-import gr.grnet.aquarium.util.Loggable
 import com.mongodb.util.JSON
 import gr.grnet.aquarium.user.UserState
 import gr.grnet.aquarium.user.UserState.{JsonNames => UserStateJsonNames}
-import gr.grnet.aquarium.util.displayableObjectInfo
 import gr.grnet.aquarium.util.json.JsonSupport
 import collection.mutable.ListBuffer
+import gr.grnet.aquarium.events.im.IMEventModel.{Names => IMEventNames}
 import gr.grnet.aquarium.store._
-import gr.grnet.aquarium.logic.events.ResourceEvent.{JsonNames => ResourceJsonNames}
-import gr.grnet.aquarium.logic.events.UserEvent.{JsonNames => UserEventJsonNames}
-import gr.grnet.aquarium.logic.events.WalletEntry.{JsonNames => WalletJsonNames}
-import gr.grnet.aquarium.logic.events.PolicyEntry.{JsonNames => PolicyJsonNames}
+import gr.grnet.aquarium.events.ResourceEvent.{JsonNames => ResourceJsonNames}
+import gr.grnet.aquarium.events.WalletEntry.{JsonNames => WalletJsonNames}
+import gr.grnet.aquarium.events.PolicyEntry.{JsonNames => PolicyJsonNames}
 import java.util.Date
 import gr.grnet.aquarium.logic.accounting.Policy
-import gr.grnet.aquarium.logic.events._
 import com.mongodb._
-import com.ckkloverdos.maybe.{NoVal, Maybe}
-import gr.grnet.aquarium.logic.accounting.dsl.{DSLResource, Timeslot, DSLPolicy, DSLComplexResource}
 import org.bson.types.ObjectId
+import gr.grnet.aquarium.events._
+import com.ckkloverdos.maybe.{NoVal, Maybe}
+import im.IMEventModel
+import gr.grnet.aquarium.util._
+import gr.grnet.aquarium.converter.StdConverters
 
 /**
  * Mongodb implementation of the various aquarium stores.
@@ -69,17 +69,18 @@ class MongoDBStore(
   extends ResourceEventStore
   with UserStateStore
   with WalletEntryStore
-  with UserEventStore
+  with IMEventStore
   with PolicyStore
   with Loggable {
 
-  private[store] lazy val resourceEvents     = getCollection(MongoDBStore.RESOURCE_EVENTS_COLLECTION)
-  private[store] lazy val userStates         = getCollection(MongoDBStore.USER_STATES_COLLECTION)
-  private[store] lazy val userEvents         = getCollection(MongoDBStore.USER_EVENTS_COLLECTION)
-  private[store] lazy val unparsedUserEvents = getCollection(MongoDBStore.UNPARSED_USER_EVENTS_COLLECTION)
-  private[store] lazy val walletEntries      = getCollection(MongoDBStore.WALLET_ENTRIES_COLLECTION)
-//  private[store] lazy val policies       = getCollection(MongoDBStore.POLICIES_COLLECTION)
-  private[store] lazy val policyEntries      = getCollection(MongoDBStore.POLICY_ENTRIES_COLLECTION)
+  override type IMEvent = MongoDBIMEvent
+
+  private[store] lazy val resourceEvents   = getCollection(MongoDBStore.RESOURCE_EVENTS_COLLECTION)
+  private[store] lazy val userStates       = getCollection(MongoDBStore.USER_STATES_COLLECTION)
+  private[store] lazy val imEvents         = getCollection(MongoDBStore.IM_EVENTS_COLLECTION)
+  private[store] lazy val unparsedIMEvents = getCollection(MongoDBStore.UNPARSED_IM_EVENTS_COLLECTION)
+  private[store] lazy val walletEntries    = getCollection(MongoDBStore.WALLET_ENTRIES_COLLECTION)
+  private[store] lazy val policyEntries    = getCollection(MongoDBStore.POLICY_ENTRIES_COLLECTION)
 
   private[this] def getCollection(name: String): DBCollection = {
     val db = mongo.getDB(database)
@@ -90,21 +91,27 @@ class MongoDBStore(
     db.getCollection(name)
   }
 
-  private[this] def _sortByTimestampAsc[A <: AquariumEvent](one: A, two: A): Boolean = {
+  private[this] def _sortByTimestampAsc[A <: AquariumEventModel](one: A, two: A): Boolean = {
     if (one.occurredMillis > two.occurredMillis) false
     else if (one.occurredMillis < two.occurredMillis) true
     else true
   }
 
-  private[this] def _sortByTimestampDesc[A <: AquariumEvent](one: A, two: A): Boolean = {
+  private[this] def _sortByTimestampDesc[A <: AquariumEventSkeleton](one: A, two: A): Boolean = {
     if (one.occurredMillis < two.occurredMillis) false
     else if (one.occurredMillis > two.occurredMillis) true
     else true
   }
 
   //+ResourceEventStore
-  def storeResourceEvent(event: ResourceEvent): Maybe[RecordID] =
-    MongoDBStore.storeAquariumEvent(event, resourceEvents)
+  def storeResourceEvent(event: ResourceEvent) = {
+    MongoDBStore.storeAny[ResourceEvent](
+      event,
+      resourceEvents,
+      ResourceJsonNames.id,
+      (e) => e.id,
+      MongoDBStore.jsonSupportToDBObject)
+  }
 
   def findResourceEventById(id: String): Maybe[ResourceEvent] =
     MongoDBStore.findById(id, resourceEvents, MongoDBStore.dbObjectToResourceEvent)
@@ -228,8 +235,16 @@ class MongoDBStore(
   //- UserStateStore
 
   //+WalletEntryStore
-  def storeWalletEntry(entry: WalletEntry): Maybe[RecordID] =
-    MongoDBStore.storeAquariumEvent(entry, walletEntries)
+  def storeWalletEntry(entry: WalletEntry): Maybe[RecordID] = {
+    Maybe {
+      MongoDBStore.storeAny[WalletEntry](
+        entry,
+        walletEntries,
+        ResourceJsonNames.id,
+        (e) => e.id,
+        MongoDBStore.jsonSupportToDBObject)
+    }
+  }
 
   def findWalletEntryById(id: String): Maybe[WalletEntry] =
     MongoDBStore.findById[WalletEntry](id, walletEntries, MongoDBStore.dbObjectToWalletEntry)
@@ -307,24 +322,42 @@ class MongoDBStore(
   }
   //-WalletEntryStore
 
-  //+UserEventStore
-  def storeUnparsed(json: String): Maybe[RecordID] = {
-    MongoDBStore.storeJustJson(json, unparsedUserEvents)
+  //+IMEventStore
+  def isLocalIMEvent(event: IMEventModel) = {
+    MongoDBStore.isLocalIMEvent(event)
   }
 
-  def storeUserEvent(event: UserEvent): Maybe[RecordID] =
-    MongoDBStore.storeAny[UserEvent](event, userEvents, UserEventJsonNames.userID,
-      _.userID, MongoDBStore.jsonSupportToDBObject)
+  def createIMEventFromJson(json: String) = {
+    MongoDBStore.createIMEventFromJson(json)
+  }
 
+  def createIMEventFromOther(event: IMEventModel) = {
+    MongoDBStore.createIMEventFromOther(event)
+  }
+
+  def storeUnparsed(json: String): Maybe[RecordID] = {
+    MongoDBStore.storeJustJson(json, unparsedIMEvents)
+  }
 
-  def findUserEventById(id: String): Maybe[UserEvent] =
-    MongoDBStore.findById[UserEvent](id, userEvents, MongoDBStore.dbObjectToUserEvent)
+  def storeIMEvent(_event: IMEventModel): RecordID = {
+    val event = createIMEventFromOther(_event)
+    MongoDBStore.storeAny[IMEvent](
+      event,
+      imEvents,
+      IMEventNames.userID,
+      _.userID,
+      MongoDBStore.jsonSupportToDBObject
+    )
+  }
+
+  def findIMEventById(id: String): Maybe[IMEvent] =
+    MongoDBStore.findById[IMEvent](id, imEvents, MongoDBStore.dbObjectToIMEvent)
 
-  def findUserEventsByUserId(userId: String): List[UserEvent] = {
-    val query = new BasicDBObject(UserEventJsonNames.userID, userId)
-    MongoDBStore.runQuery(query, userEvents)(MongoDBStore.dbObjectToUserEvent)(Some(_sortByTimestampAsc))
+  def findIMEventsByUserId(userId: String): List[IMEvent] = {
+    val query = new BasicDBObject(IMEventNames.userID, userId)
+    MongoDBStore.runQuery(query, imEvents)(MongoDBStore.dbObjectToIMEvent)(Some(_sortByTimestampAsc))
   }
-  //-UserEventStore
+  //-IMEventStore
 
   //+PolicyStore
   def loadPolicyEntriesAfter(after: Long): List[PolicyEntry] = {
@@ -355,7 +388,7 @@ object MongoDBStore {
   }
 
   /**
-   * Collection holding the [[gr.grnet.aquarium.logic.events.ResourceEvent]]s.
+   * Collection holding the [[gr.grnet.aquarium.events.ResourceEvent]]s.
    *
    * Resource events are coming from all systems handling billable resources.
    */
@@ -364,28 +397,28 @@ object MongoDBStore {
   /**
    * Collection holding the snapshots of [[gr.grnet.aquarium.user.UserState]].
    *
-   * [[gr.grnet.aquarium.user.UserState]] is held internally within [[gr.grnet.aquarium.user.actor.UserActor]]s.
+   * [[gr.grnet.aquarium.user.UserState]] is held internally within [[gr.grnet.aquarium.actor.service.user .UserActor]]s.
    */
   final val USER_STATES_COLLECTION = "userstates"
 
   /**
-   * Collection holding [[gr.grnet.aquarium.logic.events.UserEvent]]s.
+   * Collection holding [[gr.grnet.aquarium.events.im.IMEventModel]]s.
    *
    * User events are coming from the IM module (external).
    */
-  final val USER_EVENTS_COLLECTION = "userevents"
+  final val IM_EVENTS_COLLECTION = "imevents"
 
   /**
-   * Collection holding [[gr.grnet.aquarium.logic.events.UserEvent]]s that could not be parsed to normal objects.
+   * Collection holding [[gr.grnet.aquarium.events.im.IMEventModel]]s that could not be parsed to normal objects.
    *
    * We of course assume at least a valid JSON representation.
    *
    * User events are coming from the IM module (external).
    */
-  final val UNPARSED_USER_EVENTS_COLLECTION = "unparsed_userevents"
+  final val UNPARSED_IM_EVENTS_COLLECTION = "unparsed_imevents"
 
   /**
-   * Collection holding [[gr.grnet.aquarium.logic.events.WalletEntry]].
+   * Collection holding [[gr.grnet.aquarium.events.WalletEntry]].
    *
    * Wallet entries are generated internally in Aquarium.
    */
@@ -397,7 +430,7 @@ object MongoDBStore {
 //  final val POLICIES_COLLECTION = "policies"
 
   /**
-   * Collection holding [[gr.grnet.aquarium.logic.events.PolicyEntry]].
+   * Collection holding [[gr.grnet.aquarium.events.PolicyEntry]].
    */
   final val POLICY_ENTRIES_COLLECTION = "policyEntries"
 
@@ -416,15 +449,16 @@ object MongoDBStore {
     WalletEntry.fromJson(JSON.serialize(dbObj))
   }
 
-  def dbObjectToUserEvent(dbObj: DBObject): UserEvent = {
-    UserEvent.fromJson(JSON.serialize(dbObj))
+  def dbObjectToIMEvent(dbObj: DBObject): MongoDBIMEvent = {
+    MongoDBIMEvent.fromJson(JSON.serialize(dbObj))
   }
 
   def dbObjectToPolicyEntry(dbObj: DBObject): PolicyEntry = {
     PolicyEntry.fromJson(JSON.serialize(dbObj))
   }
 
-  def findById[A >: Null <: AquariumEvent](id: String, collection: DBCollection, deserializer: (DBObject) => A) : Maybe[A] = Maybe {
+  def findById[A >: Null <: AnyRef](id: String, collection: DBCollection, deserializer: (DBObject) => A) : Maybe[A] =
+    Maybe {
     val query = new BasicDBObject(ResourceJsonNames.id, id)
     val cursor = collection find query
 
@@ -438,7 +472,7 @@ object MongoDBStore {
     }
   }
 
-  def runQuery[A <: AquariumEvent](query: DBObject, collection: DBCollection, orderBy: DBObject = null)
+  def runQuery[A <: AquariumEventModel](query: DBObject, collection: DBCollection, orderBy: DBObject = null)
                                   (deserializer: (DBObject) => A)
                                   (sortWith: Option[(A, A) => Boolean]): List[A] = {
     val cursor0 = collection find query
@@ -467,16 +501,12 @@ object MongoDBStore {
     }
   }
 
-  def storeAquariumEvent[A <: AquariumEvent](event: A, collection: DBCollection) : Maybe[RecordID] = {
-    storeAny[A](event, collection, ResourceJsonNames.id, (e) => e.id, MongoDBStore.jsonSupportToDBObject)
-  }
-
   def storeUserState(userState: UserState, collection: DBCollection): Maybe[RecordID] = {
-    storeAny[UserState](userState, collection, ResourceJsonNames.userId, _.userId, MongoDBStore.jsonSupportToDBObject)
+    Maybe(storeAny[UserState](userState, collection, ResourceJsonNames.userId, _.userId, MongoDBStore.jsonSupportToDBObject))
   }
   
   def storePolicyEntry(policyEntry: PolicyEntry, collection: DBCollection): Maybe[RecordID] = {
-    storeAny[PolicyEntry](policyEntry, collection, PolicyJsonNames.id, _.id, MongoDBStore.jsonSupportToDBObject)
+    Maybe(storeAny[PolicyEntry](policyEntry, collection, PolicyJsonNames.id, _.id, MongoDBStore.jsonSupportToDBObject))
   }
 
   def storeJustJson(json: String, collection: DBCollection): Maybe[RecordID] = {
@@ -494,37 +524,39 @@ object MongoDBStore {
                   collection: DBCollection,
                   idName: String,
                   idValueProvider: (A) => String,
-                  serializer: (A) => DBObject) : Maybe[RecordID] = {
-    import com.ckkloverdos.maybe.effect
+                  serializer: (A) => DBObject) : RecordID = {
 
-    Maybe {
-      val dbObj = serializer apply any
-      val writeResult = collection insert dbObj
-      writeResult.getLastError().throwOnError()
+    val dbObject = serializer apply any
+    val _id = new ObjectId()
+    dbObject.put("_id", _id)
+    val writeResult = collection.insert(dbObject, WriteConcern.JOURNAL_SAFE)
+    writeResult.getLastError().throwOnError()
 
-      // Get back to retrieve unique id
-      val cursor = collection.find(new BasicDBObject(idName, idValueProvider(any)))
-      cursor
-    } flatMap { cursor ⇒
-      effect {
-        if(cursor.hasNext)
-          RecordID(cursor.next().get(JsonNames._id).toString)
-        else
-          throw new StoreException("Could not store %s to %s".format(any, collection))
-      } {} { cursor.close() }
-    }
+    RecordID(dbObject.get("_id").toString)
   }
 
-  def jsonSupportToDBObject(any: JsonSupport): DBObject = {
-    jsonStringToDBObject(any.toJson)
+  def jsonSupportToDBObject(jsonSupport: JsonSupport): DBObject = {
+    StdConverters.StdConverters.convertEx[DBObject](jsonSupport)
   }
 
-  def jsonStringToDBObject(json: String): DBObject = {
-    JSON.parse(json) match {
-      case dbObject: DBObject ⇒
-        dbObject
-      case _ ⇒
-        throw new StoreException("Could not transform %s -> %s".format(json.getClass, classOf[DBObject].getName))
-    }
+  def jsonStringToDBObject(jsonString: String): DBObject = {
+    StdConverters.StdConverters.convertEx[DBObject](jsonString)
+  }
+
+  final def isLocalIMEvent(event: IMEventModel) = event match {
+    case _: MongoDBIMEvent ⇒ true
+    case _ ⇒ false
+  }
+
+  final def createIMEventFromJson(json: String) = {
+    MongoDBIMEvent.fromJson(json)
+  }
+
+  final def createIMEventFromOther(event: IMEventModel) = {
+    MongoDBIMEvent.fromOther(event)
+  }
+
+  final def createIMEventFromJsonBytes(jsonBytes: Array[Byte]) = {
+    MongoDBIMEvent.fromJsonBytes(jsonBytes)
   }
 }