package midend.llvm.constant;

import java.util.ArrayList;

import midend.llvm.type.IrInterType;
import midend.llvm.type.IrArrayType;

public class IrConstantArray extends IrConstant {
    private ArrayList<IrConstant> elements;
    private int size;
    
    public IrConstantArray(String name, ArrayList<IrConstant> elements, int size) {
        super(new IrArrayType(IrInterType.INT32, size), name);
        this.elements = elements == null ? new ArrayList<>() : new ArrayList<>(elements);
        this.size = size;
    }

    public ArrayList<IrConstant> getElements() {
        return elements;
    }

    public int getSize() {
        return size;
    }

    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append(getType().toString() + " ");
        if (elements.size() == 0) {
            sb.append("zeroinitializer");
        } else {
            sb.append("[");
            for (IrConstant element : elements) {
                sb.append(element.toString());
                if (element != elements.get(elements.size() - 1)) {
                    sb.append(", ");
                }
            }
            int left = size - elements.size();
            for (int i = 0; i < left; i++) {
                sb.append(", i32 0");
            }
            sb.append("]");
        }
        return sb.toString();
    }
}