package error;

import java.util.ArrayList;

public class Errors {
    private ArrayList<Error> errors;

    public Errors() {
        this.errors = new ArrayList<Error>();
    }

    public void addError(Error error) {
        int index = 0;
        if (this.errors.size() == 0 || 
            this.errors.get(this.errors.size() - 1).getLine() <= error.getLine()) {
            this.errors.add(error);
            return;
        }
        if (this.errors.get(0).getLine() > error.getLine()) {
            this.errors.add(index, error);
            return;
        }
        for (int i = this.errors.size() - 1; i >= 0; i--) {
            if (this.errors.get(i).getLine() <= error.getLine()) {
                index = i + 1;
                break;
            }
        }
        this.errors.add(index, error);
    }

    public int size() {
        return this.errors.size();
    }

    public StringBuilder toStringBuilder() {
        StringBuilder sb = new StringBuilder();
        for (Error error : this.errors) {
            sb.append(error.toString());
        }
        return sb;
    }
}