added new message to notification topic for limit adjustment. (#236)

* added new message to notification topic for limit adjustment. tests still pending

* jsdocs update and making code more readable

Author: vgenev

src/domain/participant/index.js

@@ -440,7 +440,8 @@ const getLimitsForAllParticipants = async ({ currency = null, type = null }) =>
  *  "currency": "USD",
  *  "limit": {
  *    "type": "NET_DEBIT_CAP",
- *    "value": 10000000
+ *    "value": 10000000,
+ *    "thresholdAlarmPercentage": 10
  *  }
  * }
  *
@@ -449,14 +450,42 @@ const getLimitsForAllParticipants = async ({ currency = null, type = null }) =>
 
 const adjustLimits = async (name, payload) => {
   try {
-    const participant = await ParticipantFacade.getByNameAndCurrency(name, payload.currency, Enum.LedgerAccountType.POSITION)
+    let { limit, currency } = payload
+    const participant = await ParticipantFacade.getByNameAndCurrency(name, currency, Enum.LedgerAccountType.POSITION)
     participantExists(participant)
-    return ParticipantFacade.adjustLimits(participant.participantCurrencyId, payload.limit)
+    let result = await ParticipantFacade.adjustLimits(participant.participantCurrencyId, limit)
+    payload.name = name
+    await Utility.produceGeneralMessage(TransferEventType.NOTIFICATION, TransferEventAction.EVENT, createLimitAdjustmentMessageProtocol(payload), Utility.ENUMS.STATE.SUCCESS)
+    return result
   } catch (err) {
     throw err
   }
 }
 
+const createLimitAdjustmentMessageProtocol = (payload, action = 'limitAdjustment', state = '', pp = '') => {
+  return {
+    id: Uuid(),
+    from: payload.name,
+    to: 'SYSTEM',
+    type: 'application/json',
+    content: {
+      header: {},
+      payload
+    },
+    metadata: {
+      event: {
+        id: Uuid(),
+        responseTo: '',
+        type: 'notification',
+        action,
+        createdAt: new Date(),
+        state
+      }
+    },
+    pp
+  }
+}
+
 /**
  * @function GetPositions
  *