require 'json/pure'
require 'App42ResponseBuilder.rb'
require 'appTab/Bill.rb'
require 'appTab/BillMonth.rb'

module App42
  module AppTab
    #
    #
    # BillResponseBuilder class converts the JSON response retrieved from the
    # server to the value object i.e Bill
    #
    #
    class BillResponseBuilder < App42ResponseBuilder
      #
      # Converts the response in JSON format to the value object i.e Bill
      #
      # @param json
      #      - response in JSON format
      #
      # @return Bill object filled with json data
      #
      # @throws Exception
      #
      def buildResponse(json)
        billsJsonObj = getServiceJSONObject("bills", json);
        billJsonObj = billsJsonObj.fetch("bill");
        bill = buildBillObject(billJsonObj);
        bill.strResponse = json
        bill.isResponseSuccess = isResponseSuccess(json)
        return bill
      end

      #
      # Converts the Bill JSON object to the value object i.e Bill
      #
      # @param billJSONObj
      #      - Bill data as JSONObject
      #
      # @return Bill object filled with json data
      #

      def buildBillObject(billJSONObj)
        bill = Bill.new
        buildObjectFromJSONTree(bill, billJSONObj)

        if billJSONObj.key?("storageTransaction")
          storageTransJson = billJSONObj["storageTransaction"]
          storageTrans = StorageTransaction.new()
          transactionList = Array.new
          storageTrans.transactionList=(transactionList)
          buildObjectFromJSONTree(storageTrans, storageTransJson)

          if storageTransJson.key?("transactions") && storageTransJson["transactions"].key?("transaction")

            if storageTransJson["transactions"].fetch("transaction").instance_of?(Hash)
              transactionJsonObj = storageTransJson.fetch("transactions").fetch("transaction");
              transaction =  App42::AppTab::TransactionStor.new(storageTrans)
              buildObjectFromJSONTree(transaction, transactionJsonObj)

            else

              transactionJsonArray = storageTransJson.fetch("transactions").fetch("transaction");

              transactionJsonArray.length.times do |i|
                transactionJsonObj = userJSONArray[i]
                transaction =  App42::AppTab::TransactionStor.new(storageTrans)
                buildObjectFromJSONTree(transaction, transactionJsonObj);
              end
            end
          end
        end

        if billJSONObj.key?("timeTransaction")
          storageTransJson  = billJSONObj.fetch("timeTransaction");
          timeTrans = TimeTransaction.new()
          transactionList = Array.new
          timeTrans.transactionList=(transactionList)
          buildObjectFromJSONTree(timeTrans,storageTransJson);

          if storageTransJson.key?("transactions") && storageTransJson.fetch("transactions").key?("transaction")

            if storageTransJson.fetch("transactions").fetch("transaction").instance_of?(Hash)
              transactionJsonObj = storageTransJson.fetch("transactions").fetch("transaction");
              transaction = App42::AppTab::TransactionTim.new(timeTrans)
              buildObjectFromJSONTree(transaction, transactionJsonObj);

            else

              transactionJsonArray = storageTransJson.fetch("transactions").fetch("transaction");

              transactionJsonArray.length.times do |i|
                transactionJsonObj = transactionJsonArray.fetch(i);
                transaction = App42::AppTab::TransactionTim.new(timeTrans)
                buildObjectFromJSONTree(transaction, transactionJsonObj);
              end
            end
          end
        end

        if billJSONObj.key?("bandWidthTransaction")
          storageTransJson = billJSONObj.fetch("bandWidthTransaction");
          bwTrans = BandwidthTransaction.new()
          transactionList = Array.new
          bwTrans.transactionList=(transactionList)
          buildObjectFromJSONTree(bwTrans,storageTransJson);

          if storageTransJson.key?("transactions") && storageTransJson.fetch("transactions").key?("transaction")

            if storageTransJson.fetch("transactions").fetch("transaction").instance_of?(Hash)

              transactionJsonObj = storageTransJson.fetch("transactions").fetch("transaction");
              transaction =  App42::AppTab::TransactionBand.new(bwTrans)
              buildObjectFromJSONTree(transaction, transactionJsonObj);

            else

              transactionJsonArray = storageTransJson.fetch("transactions").fetch("transaction");

              transactionJsonArray.length.times do |i|
                transactionJsonObj = transactionJsonArray.fetch(i);
                transaction =  App42::AppTab::TransactionBand.new(bwTrans)
                buildObjectFromJSONTree(transaction, transactionJsonObj);
              end
            end
          end
        end

        if billJSONObj.key?("levelTransaction")
          storageTransJson  = billJSONObj.fetch("levelTransaction");
          levelTrans = LevelTransaction.new()
          transactionList = Array.new
          levelTrans.transactionList=(transactionList)
          buildObjectFromJSONTree(levelTrans, storageTransJson);

          if storageTransJson.key?("transactions") && storageTransJson.fetch("transactions").key?("transaction")

            if storageTransJson.fetch("transactions").fetch("transaction").instance_of?(Hash)
              transactionJsonObj = storageTransJson.fetch("transactions").fetch("transaction");
              transaction =  App42::AppTab::TransactionLev.new(levelTrans)
              buildObjectFromJSONTree(transaction, transactionJsonObj);
            else

              transactionJsonArray = storageTransJson.fetch("transactions").fetch("transaction");
              transactionJsonArray.length.times do |i|
                transactionJsonObj = transactionJsonArray.fetch(i);
                transaction =  App42::AppTab::TransactionLev.new(levelTrans)
                buildObjectFromJSONTree(transaction, transactionJsonObj);
              end
            end
          end
        end

        if billJSONObj.key?("featureTransaction")
          storageTransJson  = billJSONObj.fetch("featureTransaction");
          featureTrans = FeatureTransaction.new()
          transactionList = Array.new
          featureTrans.transactionList=(transactionList)
          buildObjectFromJSONTree(featureTrans,storageTransJson);

          if storageTransJson.key?("transactions") && storageTransJson.fetch("transactions").key?("transaction")

            if storageTransJson.fetch("transactions").fetch("transaction").instance_of?(Hash)
              transactionJsonObj = storageTransJson.fetch("transactions").fetch("transaction");
              transaction = App42::AppTab::TransactionFeat.new(featureTrans)
              buildObjectFromJSONTree(transaction, transactionJsonObj);

            else

              transactionJsonArray = storageTransJson.fetch("transactions").fetch("transaction");

              transactionJsonArray.length.times do |i|
                transactionJsonObj = transactionJsonArray.fetch(i);
                transaction = App42::AppTab::TransactionFeat.new(featureTrans)
                buildObjectFromJSONTree(transaction, transactionJsonObj);
              end
            end
          end
        end

        if billJSONObj.key?("licenseTransaction")
          storageTransJson  = billJSONObj.fetch("licenseTransaction");
          licenseTrans = LicenseTransaction.new()
          transactionList = Array.new
          licenseTrans.transactionList=(transactionList)
          buildObjectFromJSONTree(licenseTrans, storageTransJson);

          if storageTransJson.key?("transactions") && storageTransJson.fetch("transactions").key?("transaction")

            if storageTransJson.fetch("transactions").fetch("transaction").instance_of?(Hash)

              transactionJsonObj = storageTransJson.fetch("transactions").fetch("transaction");
              transaction = App42::AppTab::TransactionLic.new(licenseTrans)
              buildObjectFromJSONTree(transaction, transactionJsonObj);

            else

              transactionJsonArray = storageTransJson.fetch("transactions").fetch("transaction");

              transactionJsonArray.length.times do |i|
                transactionJsonObj = transactionJsonArray.fetch(i);
                transaction = App42::AppTab::TransactionLic.new(licenseTrans)
                buildObjectFromJSONTree(transaction, transactionJsonObj);
              end
            end
          end
        end

        return bill;
      end

      #
      # Converts the response in JSON format to the list of value objects i.e
      # Bill
      #
      # @param json
      #      - response in JSON format
      #
      # @return List of Bill object filled with json data
      #
      #

      def buildArrayResponse(json)
        billsJSONObj = getServiceJSONObject("bill", json);
        billJSONArray = billsJSONObj["bill"]
        billList = Array.new()

        billJSONArray.length.times do |i|
          billJSONObject = billJSONArray[i]
          bill = buildBillObject(billJSONObject);
          bill.strResponse=json
          bill.isResponseSuccess = isResponseSuccess(json)
          billList.push(bill)
        end

        return billList
      end

    end
  end
end