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// Copyright 2016 PlanBase Inc. & Glen Peterson
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package org.pkl.thirdparty.paguro.tuple;

import org.pkl.thirdparty.jetbrains.annotations.NotNull;

import java.io.Serializable;
import java.util.Objects;

import static org.pkl.thirdparty.paguro.FunctionUtils.stringify;

// ======================================================================================
// THIS CLASS IS GENERATED BY /tupleGenerator/TupleGenerator.java.  DO NOT EDIT MANUALLY!
// ======================================================================================

/**
 * Holds 8 items of potentially different types.  Designed to let you easily create immutable
 * subclasses (to give your data structures meaningful names) with correct equals(), hashCode(), and
 * toString() methods.
 */
public class Tuple8 implements Serializable {

    // For serializable.  Make sure to change whenever internal data format changes.
    // Implemented because implementing serializable only on a subclass of an
    // immutable class requires a serialization proxy.  That's probably worse than
    // the conceptual burden of all tuples being Serializable.
    private static final long serialVersionUID = 20211228180200L;

    // Fields are protected so that subclasses can make accessor methods with meaningful names.
    protected final A _1;
    protected final B _2;
    protected final C _3;
    protected final D _4;
    protected final E _5;
    protected final F _6;
    protected final G _7;
    protected final H _8;

    /**
     * Constructor is protected (not public) for easy inheritance.  Josh Bloch's "Item 1" says public
     * static factory methods are better than constructors because they have names, they can return
     * an existing object instead of a new one, and they can return a subtype.  Therefore, you
     * have more flexibility with a static factory as part of your public API then with a public
     * constructor.
     */
    protected Tuple8(A a, B b, C c, D d, E e, F f, G g, H h) {
        _1 = a; _2 = b; _3 = c; _4 = d; _5 = e; _6 = f; _7 = g; _8 = h;
    }

    /** Public static factory method */
    public static  @NotNull Tuple8
    of(A a, B b, C c, D d, E e, F f, G g, H h) {
        return new Tuple8<>(a, b, c, d, e, f, g, h);
    }

    /** Returns the 1st field */
    public A _1() { return _1; }
    /** Returns the 2nd field */
    public B _2() { return _2; }
    /** Returns the 3rd field */
    public C _3() { return _3; }
    /** Returns the 4th field */
    public D _4() { return _4; }
    /** Returns the 5th field */
    public E _5() { return _5; }
    /** Returns the 6th field */
    public F _6() { return _6; }
    /** Returns the 7th field */
    public G _7() { return _7; }
    /** Returns the 8th field */
    public H _8() { return _8; }

    @Override
    public @NotNull String toString() {
        return getClass().getSimpleName() + "(" +
               stringify(_1) + "," + stringify(_2) + "," +
               stringify(_3) + "," + stringify(_4) + "," + stringify(_5) + "," +
               stringify(_6) + "," + stringify(_7) + "," + stringify(_8) + ")";
    }

    @Override
    public boolean equals(Object other) {
        // Cheapest operation first...
        if (this == other) { return true; }
        if (!(other instanceof Tuple8)) { return false; }
        // Details...
        @SuppressWarnings("rawtypes") final Tuple8 that = (Tuple8) other;

        return Objects.equals(this._1, that._1()) &&
               Objects.equals(this._2, that._2()) &&
               Objects.equals(this._3, that._3()) &&
               Objects.equals(this._4, that._4()) &&
               Objects.equals(this._5, that._5()) &&
               Objects.equals(this._6, that._6()) &&
               Objects.equals(this._7, that._7()) &&
               Objects.equals(this._8, that._8());
    }

    @Override
    public int hashCode() {
        // First 2 fields match Tuple2 which implements java.util.Map.Entry as part of the map
        // contract and therefore must match java.util.HashMap.Node.hashCode().
        int ret = 0;
        if (_1 != null) { ret = _1.hashCode(); }
        if (_2 != null) { ret = ret ^ _2.hashCode(); }
        if (_3 != null) { ret = ret + _3.hashCode(); }
        if (_4 != null) { ret = ret + _4.hashCode(); }
        if (_5 != null) { ret = ret + _5.hashCode(); }
        if (_6 != null) { ret = ret + _6.hashCode(); }
        if (_7 != null) { ret = ret + _7.hashCode(); }
        if (_8 != null) { ret = ret + _8.hashCode(); }
        return ret;
    }
}