116 lines
2.7 KiB
Java
116 lines
2.7 KiB
Java
package mekanism.api;
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import mekanism.api.gas.GasStack;
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import mekanism.api.gas.GasTank;
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/**
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* An input of gasses for recipe use.
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* @author aidancbrady
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*
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*/
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public class ChemicalPair
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{
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/** The left gas of this chemical input */
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public GasStack leftGas;
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/** The right gas of this chemical input */
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public GasStack rightGas;
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/**
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* Creates a chemical input with two defined gasses.
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* @param left - left gas
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* @param right - right gas
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*/
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public ChemicalPair(GasStack left, GasStack right)
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{
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leftGas = left;
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rightGas = right;
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}
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/**
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* If this is a valid ChemicalPair
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* @return
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*/
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public boolean isValid()
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{
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return leftGas != null && rightGas != null;
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}
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/**
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* Whether or not the defined input contains the same gasses and at least the required amount of the defined gasses as this input.
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* @param input - input to check
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* @return if the input meets this input's requirements
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*/
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public boolean meetsInput(ChemicalPair input)
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{
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return meets(input) || meets(input.swap());
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}
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/**
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* Swaps the right gas and left gas of this input.
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* @return a swapped ChemicalInput
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*/
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public ChemicalPair swap()
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{
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return new ChemicalPair(rightGas, leftGas);
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}
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/**
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* Draws the needed amount of gas from each tank.
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* @param leftTank - left tank to draw from
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* @param rightTank - right tank to draw from
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*/
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public void draw(GasTank leftTank, GasTank rightTank)
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{
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if(meets(new ChemicalPair(leftTank.getGas(), rightTank.getGas())))
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{
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leftTank.draw(leftGas.amount, true);
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rightTank.draw(rightGas.amount, true);
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}
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else if(meets(new ChemicalPair(rightTank.getGas(), leftTank.getGas())))
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{
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leftTank.draw(rightGas.amount, true);
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rightTank.draw(leftGas.amount, true);
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}
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}
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/**
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* Whether or not one of this ChemicalInput's GasStack entry's gas type is equal to the gas type of the given gas.
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* @param stack - stack to check
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* @return if the stack's gas type is contained in this ChemicalInput
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*/
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public boolean containsType(GasStack stack)
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{
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if(stack == null || stack.amount == 0)
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{
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return false;
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}
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return stack.isGasEqual(leftGas) || stack.isGasEqual(rightGas);
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}
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/**
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* Actual implementation of meetsInput(), performs the checks.
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* @param input - input to check
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* @return if the input meets this input's requirements
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*/
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private boolean meets(ChemicalPair input)
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{
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if(input == null || !input.isValid())
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{
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return false;
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}
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if(input.leftGas.getGas() != leftGas.getGas() || input.rightGas.getGas() != rightGas.getGas())
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{
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return false;
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}
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return input.leftGas.amount >= leftGas.amount && input.rightGas.amount >= rightGas.amount;
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}
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public ChemicalPair copy()
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{
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return new ChemicalPair(leftGas.copy(), rightGas.copy());
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}
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}
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