/**
 * 牌型
　　火箭：即双王（大王和小王），最大的牌。
　　炸弹：四张点数相同的牌，如：7777。
　　单牌：任意一张单牌。
　　对牌：任意两张点数相同的牌。
　　三张：任意三张点数相同的牌，如888。
　　三带一：点数相同的三张牌+一张单牌或一对牌。如：333+6 或 444+99。
　　单顺：任意五张或五张以上点数相连的牌，如：45678或78910JQK。不包括 2和双王。
　　双顺：三对或更多的连续对牌，如：334455、7788991010JJ。不包括 2 点和双王。
　　三顺：二个或更多的连续三张牌，如：333444 、555666777888。不包括 2 点和双王。
　　飞机带翅膀：三顺＋同数量的单牌或同数量的对牌。如：444555+79 或333444555+7799JJ
　　四带二：四张牌＋两手牌。（注意：四带二不是炸弹）。如：5555＋3＋8 或 4444＋55＋77 。
 */
var PokerObj = require("Poker");

var CardType = cc.Enum({
    c1: 0, //单牌。  
    c2: -1, //对子。 
    c20: -1, //王炸。  
    c3: -1, //3不带。  
    c4: -1, //炸弹。  
    c31: -1, //3带1。  
    c32: -1, //3带2。  
    c411: -1, //4带2个单，或者一对  
    c422: -1, //4带2对  
    c123: -1, //顺子。  
    c1122: -1, //连队。  
    c111222: -1, //飞机。  
    c11122234: -1, //飞机带单排.  
    c1112223344: -1, //飞机带对子.  
    c0: -1 //不能出牌  
});


//获取牌的等级
function getGrade(card) {
    return card.getComponent('Poker')._grade;
};

//牌生成一个反应数量的数组
function getCarAnalyseInfo(cards) {

    var oneArray = [];
    var twoArray = [];
    var threeArray = [];
    var fourArray = [];
    //循环跳过的数量=相同牌的数量
    var jumpCount = 1;
    for (let i = 0; i < cards.length; i += jumpCount) {
        var sameCount = 1;
        var grade = getGrade(cards[i]);

        for (let j = i + 1; j < cards.length; j++) {
            var grade1 = getGrade(cards[j]);
            if (grade != grade1) {
                break;
            }
            sameCount++;
        }
        jumpCount = sameCount;

        switch (sameCount) {
            case 1:

                oneArray.push(grade);

                break;
            case 2:

                twoArray.push(grade);

                break;
            case 3:

                threeArray.push(grade);

                break;
            case 4:

                fourArray.push(grade);

                break;
            default:
                break;
        }
    };
    var allInfo = [oneArray, twoArray, threeArray, fourArray];
    console.log(allInfo)
    return allInfo;
}
//根据长度筛选先
function sortByLength(cards) {
    let length = cards.length;
    var cardsInfo = getCarAnalyseInfo(cards);
    switch (length) {
        case 0:
            return CardType.c0;
            break;
        case 1:
            //单
            return CardType.c1;
            break;
        case 2:
            //进行对子的判断和王炸判断
            if (checkIsWangzha(cards)) {
                return CardType.c20;
            } else if (cardsInfo[1].length == 1) {
                return CardType.c2;
            }
            break;
        case 3:
            //3不带的判断
            if (cardsInfo[2].length == 1) {
                return CardType.c3;
            }
            break;
        case 4:
            //炸弹、3带1。
            if (cardsInfo[2].length == 1) {
                return CardType.c31;
            } else if (cardsInfo[3].length == 1) {
                return CardType.c4;
            }
            break;
        case 5:
            //三带二、顺子
            //炸弹
            if (cardsInfo[2].length == 1 && cardsInfo[1].length == 1){
                return CardType.c32;
            } else if (cardsInfo[3].length == 1) {
                return CardType.c4;
            } else if (checkIsShunzi(cardsInfo, length)) {
                return CardType.c123;
            }
            break;
        case 6:
            //顺子、四带二、飞机不带、连对
            if (cardsInfo[3].length == 1) {
                return CardType.c411;
            } else if (cardsInfo[2].length == 2) {
                return CardType.c111222;
            } else if (checkIsShunzi(cardsInfo, length)) {
                return CardType.c123;
            } else if (checkIsLianDuizi(cardsInfo, length)) {
                return CardType.c1122;
            }
            break;
        case 8:
            //顺子、四带二对、连对、飞机带单
            if (cardsInfo[3].length == 1 && cardsInfo[1].length == 2) {
                return CardType.c422;
            } else if (cardsInfo[2].length == 2) {
                return CardType.c11122234;
            } else if (checkIsShunzi(cardsInfo, length)) {
                return CardType.c123;
            } else if (checkIsLianDuizi(cardsInfo, length)) {
                return CardType.c1122;
            }
            break;
        default:
            //顺子、连对、飞机（不带、单、双）
            /**
             * 顺子：每个值差1，5-11张，不含王、2
             * 连对：偶数，每两个差1，6-18张，不含王、2
             * 飞机不带：%3为0，每三张差1，6-18张
             * 飞机带单：%4为0，从前到后或者后到前，每三张差1，8-16张
             * 飞机带双：%5为0，从前到后或者后到前，每三张差1，10-15张
             */
            if (checkIsShunzi(cardsInfo, length)) {
                return CardType.c123;
            } else if (checkIsLianDuizi(cardsInfo, length)) {
                return CardType.c1122;
            } else if (checkIsFeiJi(cardsInfo, length, 3)) {
                //飞机不带
                return CardType.c111222;
            } else if (checkIsFeiJi(cardsInfo, length, 4)) {
                //飞机带单
                return CardType.c11122234;
            } else if (checkIsFeiJi(cardsInfo, length, 5)) {
                //飞机带对子
                return CardType.c1112223344;
            }
            break;
    }
    return CardType.c0;
}

//进行对子的判断和王炸判断
function checkIsWangzha(cards) {
    var grade1 = getGrade(cards[0]);
    var grade2 = getGrade(cards[1]);
    //王炸
    if (grade1 == 17 && grade2 == 16) {
        return true;
    }
    return false;
}
//顺子的判断
function checkIsShunzi(cardsInfo, length) {
    var flag = false;
    if (cardsInfo[0].length != length) {
        //单排数组长度为所有扑克牌
    } else if (checkElementIsContain(17, cardsInfo[0]) || checkElementIsContain(16, cardsInfo[0]) || checkElementIsContain(15, cardsInfo[0])) {
        //不可以包含王、2
    } else if (cardsInfo[0][0] - cardsInfo[0][cardsInfo[0].length - 1] == length - 1) {
        //（第一张牌值  - 最后一张牌值）== (length-1)
        flag = true;
    }

    return flag;
}
//连对子判断
function checkIsLianDuizi(cardsInfo, length) {
    var flag = false;
    if ((cardsInfo[1].length != length / 2) || (0 != length % 2)) {
        //对子数组长度为所有扑克牌/2 length为2的整除
    } else if (checkElementIsContain(17, cardsInfo[1]) || checkElementIsContain(16, cardsInfo[1]) || checkElementIsContain(15, cardsInfo[1])) {
        //不可以包含王、2
    } else if ( cardsInfo[1][0] - cardsInfo[1][cardsInfo[1].length - 1]  == length / 2 - 1) {
        //（第一张牌值  - 最后一张牌值）== (length/2-1)
        flag = true;
    }

    return flag;
}

function checkIsFeiJi(cardsInfo, length, count) {
    var flag = false;
    if ((cardsInfo[2].length != length / count) || (0 != length % count)) {
        //对子数组长度为所有扑克牌/2 length为2的整除
    } else if (checkElementIsContain(15, cardsInfo[2])) {
        //不可以包含、2
    } else if (cardsInfo[2][0] - cardsInfo[2][cardsInfo[2].length - 1]  == length / count - 1) {
        //（第一张牌值  - 最后一张牌值）== (length/3-1)
        flag = true;
    }
    return flag;
}
//二次排序（针对四带和三代）
function secondSortWithCards(cards){
    let type = sortByLength(cards);
    var cardsInfo = getCarAnalyseInfo(cards);

    if (type == CardType.c31 ||type == CardType.c32 ||type == CardType.c11122234 ||type == CardType.c1112223344) {
        //将cardsInfo[2]中有的全部提前
        //反向遍历
        for (let i = cardsInfo[2].length -1 ; i >=0 ; i--) {

            let grade = cardsInfo[2][i];
            for (let j = 0 ;  j <cards.length ; j++) {
                const pokerSpriteOne = cards[j];
                let pokerGrade = pokerSpriteOne.getComponent('Poker')._grade;
                //找到相等等级的提前
                if (grade == pokerGrade) {
                    let tempArray = [cards[j+2],cards[j+1],cards[j]];
                    //合并两个数组
                    cards = tempArray.concat(cards);

                    //删除原始的三个数据
                    cards.splice(j+3,3);

                    break;
                }
            }
        }
    }else if (type == CardType.c411 ||type == CardType.c422) {
        //将cardsInfo[3]中有的全部提前
            //反向遍历
            let grade = cardsInfo[3][0];
            for (let j = 0 ; j <cards.length; j++) {
                const pokerSpriteOne = cards[j];
                let pokerGrade = pokerSpriteOne.getComponent('Poker')._grade;
                //找到相等等级的提前
                if (grade == pokerGrade) {
                    let tempArray = [cards[j],cards[j+1],cards[j+2],cards[j+3]];
                    //合并两个数组
                    cards = tempArray.concat(cards);
                    //删除原始的三个数据
                    cards.splice(j+4,4);
                    break;
                }
            }
    }else{
        return cards;
    }
    return cards;
}


/**
 * 比较两次打的牌，后一次要大于前一次
 * @param {上一手牌} lastPoker 
 * @param {本次} thisPoker 
 */
function comparePokers(lastPoker, thisPoker) {
    //首先判断是否为炸弹和王炸
    if (lastPoker == CardType.c20) {//上一手为王炸
        return false;
    } else if (thisPoker == CardType.c20) {//当前为王炸
        return true;
    } else if (thisPoker == CardType.c4 && lastPoker != CardType.c4) {//当前为炸弹,上一手不为炸弹
        return true;
    }
    //长度不同则直接返回错误
    if (Global.lastPokers.length != Global.selectPokers.length) {
        return false;
    }
    //大小判断
    if (lastPoker == thisPoker) {
        //通用方法，从大到小(先排序一次)
        bubbleSortCards(Global.lastPokers);
        bubbleSortCards(Global.selectPokers);
        let lastCardsInfo = getCarAnalyseInfo(Global.lastPokers);
        let thisCardsInfo = getCarAnalyseInfo(Global.selectPokers);
        let index = 0;
        if (lastPoker == CardType.c1 || lastPoker == CardType.c123) {
            index = 0;
        } else if (lastPoker == CardType.c2) {
            index = 1;
        } else if (lastPoker == CardType.c3 || lastPoker == CardType.c31 || lastPoker == CardType.c32 || lastPoker == CardType.c11122234 || lastPoker == CardType.c1112223344) {
            index = 2;
        } else if (lastPoker == CardType.c4 || lastPoker == CardType.c411 || lastPoker == CardType.c422) {
            index = 3
        }
        for (let i = 0; i < lastCardsInfo[index].length; i++) {
            if (lastCardsInfo[index][i] >= thisCardsInfo[index][i]) {
                //出现一个小于则失败
                return false;
            }
        }
        return true;
    }

    return false;


}

//检查数组是否包含元素
function checkElementIsContain(element, array) {

    for (const grade of array) {
        if (grade == element) {
            return true;
        }
    }
    return false;
};
/** 
     * 对牌进行排序，从小到大，使用冒泡排序，此种方法不是很好 
     * 
     * @param cards 
     *            牌 
     */
    function bubbleSortCards(cards) {
        if (cards == null) {
            return cards;
        }
        let size = cards.length;
        // 冒泡排序,从左到右，从小到大  
        for (var i = 0; i < size; i++) {
            for (var j = 0; j < size - 1 - i; j++) {
                let pokerSpriteOne = cards[j];
                let PokerOne = pokerSpriteOne.getComponent('Poker');
                let pokerSpriteTwo = cards[j + 1];
                let PokerTwo = pokerSpriteTwo.getComponent('Poker');

                var gradeOne = PokerOne._grade;
                var gradeTwo = PokerTwo._grade;

                var isExchange = false;
                if (gradeOne < gradeTwo) {
                    isExchange = true;
                } else if (gradeOne == gradeTwo) {
                    // 2张牌的grade相同  
                    var type1 = PokerOne._bigType;
                    var type2 = PokerTwo._bigType;

                    // 从左到右，方块、梅花、红桃、黑桃  
                    if (type1 == PokerObj.CardBigType.HEI_TAO) {
                        isExchange = true;
                    } else if (type1 == PokerObj.CardBigType.HONG_TAO) {
                        if (type2 == PokerObj.CardBigType.MEI_HUA ||
                            type2 == PokerObj.CardBigType.FANG_KUAI) {
                            isExchange = true;
                        }
                    } else if (type1 == PokerObj.CardBigType.MEI_HUA) {
                        if (type2 == PokerObj.CardBigType.FANG_KUAI) {
                            isExchange = true;
                        }
                    }
                }
                if (isExchange) {
                    cards[j + 1] = pokerSpriteOne;
                    cards[j] = pokerSpriteTwo;
                }
            }
        }
        // console.log("我的牌"+ cards);
        // return cards;
    };
module.exports = {
    CardType: CardType,
    sortByLength: sortByLength,
    bubbleSortCards: bubbleSortCards,
    secondSortWithCards: secondSortWithCards,
    comparePokers:comparePokers

}