-- 检测牌是否存在
local function checkCard(eventCard, cardList, num)
    if num == nil then
        num = 1
    end
    local result = 0
    for i = 1, #cardList do
        if (cardList[i] == eventCard) then
            result = result + 1
            if (result == num) then
                return true
            end
        end
    end

    return false
end

local function cardType(card)
    return card/100    
end


-- 移除指定数量的牌
local function removeCard(cardList, card, count)
    for i = 1, count do
        list_remove(cardList, card)
    end
end

local function checkCardAndRomve(eventCard, cardList, num)
    if (checkCard(eventCard, cardList, num)) then
        removeCard(cardList, eventCard, num)
        return true
    end
    return false
end

-- 获取列表中牌数量
local function cardNum(eventCard, cardList)
    local result = 0
    for i = 1, #cardList do
        local card = cardList[i]
        if (card == eventCard) then
            result = result + 1
        end
    end
    return result
end

local M = {
    pair_count = 0,
    cardList = nil,
    stack = nil,
    stackHuxi = nil
}

function M:push(cardGroup)
    self.stack[#self.stack + 1] = cardGroup
end
function M:pushhuxi(cardGroup)
    self.stackHuxi[#self.stackHuxi + 1] = cardGroup
end

function M:rollBack()
    local cardGroup = self.stack[#self.stack]
    table.remove(self.stack, #self.stack)
    for _, card in ipairs(cardGroup) do
        self.cardList[#self.cardList + 1] = card
    end
    table.sort(self.cardList)
end

--坎
function M:tryKezi(card, player)
    if cardNum(card, self.cardList)>=3 then
        
        removeCard(self.cardList, card, 3)
        local cardGroup = {card, card, card}
        self:push(cardGroup)
		local _huxi = 1
		if self.drawCard~=card then
			_huxi = 3
		end
        self:pushhuxi(_huxi)
        return true
    end
    return false
end

--顺子1
function M:tryShunzi1(card, player)
    if card < 200 and card % 100 > 8 then
        return false
    end
    if (cardNum(card + 1, self.cardList)> 0 and cardNum(card + 2, self.cardList) > 0 ) then
        removeCard(self.cardList, card, 1)
        removeCard(self.cardList, card + 1, 1)
        removeCard(self.cardList, card + 2, 1)
        
        local cardGroup = {card, card + 1, card + 2}
        self:push(cardGroup)
        local _huxi = 0	
        if card%100==1 then
            if card>200 then
                _huxi = 6
            else
                _huxi = 3
            end
        end
        self:pushhuxi(_huxi)
        return true
    end
    return false
end

--顺子2
function M:tryShunzi2(card, player)
  
    if cardType(card) == 1 then
        if cardNum(card+100,self.cardList) >= 1 and cardNum(card,self.cardList)>=2 then
            removeCard(self.cardList, card, 2)
            removeCard(self.cardList, card + 100, 1)
            local cardGroup = {card, card, card+100}
            self:push(cardGroup)
            local _huxi = 0
            self:pushhuxi(_huxi)
            return true
        end

        if cardNum(card+100,self.cardList)>=2 then
            removeCard(self.cardList, card, 1)
            removeCard(self.cardList, card+100, 2)
            local cardGroup = {card, card+100, card+100}
            self:push(cardGroup)
            local _huxi = 0
            self:pushhuxi(_huxi)
            return true
        end

    else

        if cardNum(card-100,self.cardList) >= 1 and cardNum(card,self.cardList)>=2 then
            removeCard(self.cardList, card, 2)
            removeCard(self.cardList, card - 100, 1)
            local cardGroup = {card, card, card-100}
            self:push(cardGroup)
            local _huxi = 0
            self:pushhuxi(_huxi)
            return true
        end

        if cardNum(card-100,self.cardList)>=2 then
            removeCard(self.cardList, card, 1)
            removeCard(self.cardList, card-100, 2)
            local cardGroup = {card, card-100, card-100}
            self:push(cardGroup)
            local _huxi = 0
            self:pushhuxi(_huxi)
            return true
        end


    end
    return false

end

function M:tryShunzi3(card, player)
    if card % 100 == 2 then
        if cardNum(card + 5, self.cardList)>0 and cardNum(card + 8, self.cardList)>0 then
            removeCard(self.cardList, card, 1)
            removeCard(self.cardList, card + 5, 1)
            removeCard(self.cardList, card + 8, 1)
            local cardGroup = {card, card + 5, card + 8}
            self:push(cardGroup)
            local _huxi = 1
            self:pushhuxi(_huxi)
            return true
        end
    end
    return false
end

function M:tryHuazi(card)

end

function M:tryPair(card)

     if (self.pair_count > 0) then
        return false
    end

    if cardNum(card, self.cardList)>=2 then
        removeCard(self.cardList, card, 2)
        local cardGroup = {card, card , card}
        self:push(cardGroup)
        self.pair_count = 1;
        local _huxi = 0
        self:pushhuxi(_huxi)
        return true
    end

end


function M:tryWin(player)
   --[[ if #self.cardList == 0 then
		if (self.pair_count == 1) then
			return true
		elseif  #self.stack>=2  then
			local tempPList={}
			for i=1,#self.stack do
				local card1=self.stack[i][1]
				local card2=self.stack[i][2]
				table.insert(tempPList,card1)
				table.insert(tempPList,card2)
			end

			if #tempPList~=4 then return false end
			
			table.sort(tempPList)
			
			if tempPList[1]==tempPList[2]+1 and tempPList[2]==tempPList[3]+1 and tempPList[3]==tempPList[4]+1  then
				return true
			end
			
        end
		
		return false
	end
    ]]
    if #self.cardList == 0 then 
        if (player.tiCount+player.paoCount)>0 then
            if self.pair_count ==1 then
                return true
            end
            return false
        else
            if self.pair_count >0 then
                return false
            end
            return true
        end
    end

    local activeCard = 0
  
    for i = 1, #self.cardList do
        if (self.cardList[i] == 201 or self.cardList[i] == 202) then
            activeCard = self.cardList[i]
            break
        end
    end

    if (activeCard == 0) then
        activeCard = self.cardList[1]
    end


    if (activeCard % 100 == 1) then
         if self:tryShunzi1(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end
        
        if self:tryKezi(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end

        if (player.tiCount + player.paoCount)>0 then
            if self:tryPair(activeCard) then
                if self:tryWin(player) then
                    return true
                end
                self.pair_count = 0
                self:rollBack()
                table.remove(self.stackHuxi, #self.stackHuxi)
            end
        end

        if self:tryShunzi2(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end

    elseif activeCard % 100 == 2 then

        if self:tryShunzi3(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end

        if self:tryKezi(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end
    
         if (player.tiCount + player.paoCount)>0 then
            if self:tryPair(activeCard) then
                if self:tryWin(player) then
                    return true
                end
                self.pair_count = 0
                self:rollBack()
                table.remove(self.stackHuxi, #self.stackHuxi)
            end
        end

         if self:tryShunzi1(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end

         if self:tryShunzi2(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end

    else
        if self:tryKezi(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end

         if (player.tiCount + player.paoCount)>0 then
            if self:tryPair(activeCard) then
                if self:tryWin(player) then
                    return true
                end
                self.pair_count = 0
                self:rollBack()
                table.remove(self.stackHuxi, #self.stackHuxi)
            end
        end

         if self:tryShunzi1(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end

         if self:tryShunzi2(activeCard, player) then
            if self:tryWin(player) then
                return true
            end
            self:rollBack()
            table.remove(self.stackHuxi, #self.stackHuxi)
        end

    end
    return false

end



local function init(self, player, cardInhand, addCard)
    self.stack = {}
    self.stackHuxi = {}
    self.pair_count = 0
    self.kong_count = 0
	self.drawCard=0
    self.cardList = membe_clone(cardInhand)
    if addCard == nil then
        self.kong_count = 1
    else
        self.kong_count = 0
        self.cardList[#self.cardList + 1] = addCard
		self.drawCard=addCard
    end
    
   table.sort(self.cardList)

    local res = self:tryWin(player)
    return  res
end

function M.tingPai(player, room)
    local self = setmetatable({}, {__index = M})
    local tingList = {}
    local cardInhand = player.handcard_list
    

    if not cardInhand or #cardInhand == 0 then
        return tingList
    end
    local kan_huxi = 0
    local kan_cards = {}

   if player.tiCount==nil then
        player.tiCount = 0
    end
    if player.paoCount==nil then
        player.paoCount = 0
    end

    for j = 1, #player.fz_list do
        for i = 1, #cardInhand do
            if cardInhand[i] == player.fz_list[j].active_card and player.fz_list[j].type == 3 then
                kan_cards[#kan_cards + 1] = cardInhand[i]
                break
            end
            if player.fz_list[j].type==6 then
                player.paoCount = 1
                if cardType(player.fz_list[j].active_card) ==2 then
                    kan_huxi = kan_huxi + 9
                else
                    kan_huxi = kan_huxi + 6
                end
                
            end
            if player.fz_list[j].type==7 then
                player.tiCount = 1
                if cardType(player.fz_list[j].active_card) ==2 then
                    kan_huxi = kan_huxi + 12
                else
                    kan_huxi = kan_huxi + 9
                end
            end
            if player.fz_list[j].type==2 then
                if cardType(player.fz_list[j].active_card) ==2 then
                    kan_huxi = kan_huxi + 3
                else
                    kan_huxi = kan_huxi + 1
                end
            end
        end
    end
    if #kan_cards > 0 then
        for i = 1, #kan_cards do
            
            if cardType(kan_cards[i])==2 then
                kan_huxi = kan_huxi + 6
            else
                kan_huxi = kan_huxi + 3
            end
			
            removeCard(cardInhand, kan_cards[i], 3)
        end
    end

    for k = 100, 200, 100 do
        for i = 1, 10 do
            local tem = k + i
        
            local result = init(self, player, cardInhand, tem)
			
            local num = 0
            for k = 1, #self.stackHuxi do
                num = num + self.stackHuxi[k]
            end
			
			if result then
				local num1 = 0
				for k = 1, #self.stackHuxi do
					num1 = num1 + self.stackHuxi[k]
				end
				if (player.hu_xi + num1 + kan_huxi) >= (self:getHuxi(room)-1) then
					tingList[#tingList + 1] = tem
				end
			end
        end
    end
    return tingList
end

function M:getHuxi(room)
	if room.game_id == 301 then
		return 8
	end
    
    if room.room_config.config.hunum==0 then
        return 15
    end

    if room.game_id == 13 or room.game_id == 14  or room.game_id == 23 then
        return 15
    elseif room.game_id == 26 then
        return 10
    elseif room.game_id == 29 then
        if room.room_config.maxPlayers == 3 then
            return 15
        else
            return 9
        end
    end
end

function M:GetFzData(tem, ctype)
    local huxi
	
	if ctype == 1 then
		huxi=1
    elseif ctype == 2 then
		huxi=1
    elseif ctype == 3 then
        huxi = 3
    elseif ctype == 4 then
        huxi = 3
    elseif ctype == 5 then
        huxi = 3
	elseif ctype == 7 then
        huxi = 5
    end
    return huxi
end

return M