80 lines
1.8 KiB
C#
80 lines
1.8 KiB
C#
///
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/// Copyright (c) 2017 Sensus Metering Systems
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///
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namespace TBF.BenchControl.Modbus.TankSelector
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{
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public class UnselectTankOp : IOperation
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{
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TankSelector tankSelector;
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TankId tankId;
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ushort unselectBitMask;
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bool doUnselect;
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bool unselectedWaitLevel;
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int time;
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public UnselectTankOp(TankSelector tankSelector)
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{
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this.tankSelector = tankSelector;
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}
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/// <summary>Start this operation</summary>
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public void Start()
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{
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if (tankSelector.CurrentActivity == Activity.Selected ||
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tankSelector.CurrentActivity == Activity.Selected_Waiting1min)
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{
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tankId = tankSelector.CurrentTank;
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unselectBitMask = (ushort)((tankId == TankId.Cold) ? QuidoOutputs.PumpToColdTank
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: (tankId == TankId.Warm) ? QuidoOutputs.PumpToWarmTank
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: QuidoOutputs.PumpToHotTank);
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doUnselect = true;
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unselectedWaitLevel = false;
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tankSelector.SetBit(unselectBitMask);
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}
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else if (tankSelector.CurrentActivity == Activity.Unselected_WaitingLevel)
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{
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tankId = tankSelector.CurrentTank;
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doUnselect = false;
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unselectedWaitLevel = true;
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}
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else /// tankSelector.CurrentActivity == Activity.Idle or Activity.Uknown
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{
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doUnselect = false;
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unselectedWaitLevel = false;
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}
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}
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/// <summary>Run this operation</summary>
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public Event Run()
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{
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if (doUnselect)
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{
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tankSelector.ResetBit(unselectBitMask);
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doUnselect = false;
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unselectedWaitLevel = true;
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return Event.ConditionNotMet;
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}
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else if (unselectedWaitLevel)
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{
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if (tankSelector.CurrentActivity == Activity.Idle)
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{
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unselectedWaitLevel = false;
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return Event.ConditionMet;
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}
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return Event.ConditionNotMet;
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}
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else
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{
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return Event.ConditionMet;
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}
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}
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/// <summary>Stop this operation</summary>
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public void Stop()
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{
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}
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}
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}
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