local ServerGameData = {
	seed = {}
}

local TempRewards = {}

function ServerGameData:init()
	if self.isInit then
		return
	end
	self.isInit = true
	self:initServerData("PlayerData", "app/server/data/server_player_data")
	self:initServerData("BagData", "app/server/data/server_bag_data")
	self:initServerData("ChapterData", "app/server/data/server_chapter_data")
end

function ServerGameData:initData()
	self:init()
	if self.distinctId == nil or self.distinctId == "" then
        self.distinctId = LocalData:getDistinctId()
    end
	local isNewPlayer = LocalData:getIsNewPlayer()
	if isNewPlayer then
		for k, v in pairs(self.dataMap) do
			v:loadNewPlayerData()
		end
		local playerInitialCfg = ConfigManager:getConfig("player_initial")
		if playerInitialCfg then
			for k, v in pairs(playerInitialCfg) do
				if v.reward then
					self:addReward(v.reward)
				end
			end
		end
		LocalData:setNotNewPlayer()
	else
		for k, v in pairs(self.dataMap) do
			v:loadLocalData()
		end
	end
end

function ServerGameData:initServerData(name, path)
	self[name] = require(path):create()
	if self.dataMap == nil then
		self.dataMap = {}
	end
	self.dataMap[name] = self[name]
end

function ServerGameData:getData()
	local data = {}
	for k, v in pairs(self.dataMap) do
		data[k] = v:getCloneData()
	end
	return data
end

-- 根据配置表添加奖励
function ServerGameData:addRewards(cfgRewards, getType)
    local rewards = {}
    if cfgRewards then
		local count = #TempRewards
		for i = 1, count do
			table.remove(TempRewards)
		end
        for _, reward in ipairs(cfgRewards) do
			local rewardType = GFunc.getRewardType(reward)
			if rewardType == GConst.ServerDataConst.REWARD_TYPE.ITEM then
				local rewardId = GFunc.getRewardId(reward)
				local rewardNum = GFunc.getRewardNum(reward)
				local cfg = ConfigManager:getItemConfig()[rewardId]
				if cfg.box_drop then
					self:openRewardBox(TempRewards, cfg.box_drop, rewardNum, rewardId)
				else
					table.insert(TempRewards, reward)
				end
           	else
            	table.insert(TempRewards, reward)
           	end
        end
		count = #TempRewards
		for i = 1, count do
			local reward = table.remove(TempRewards)
			local newReward = self:getNewReward()
            local rewardType = GFunc.getRewardType(reward)
            newReward.type = rewardType
            if rewardType == GConst.ServerDataConst.REWARD_TYPE.ITEM then
                self.BagData:addItemReward(reward, getType)
                local rewardId = GFunc.getRewardId(reward)
                local rewardNum = GFunc.getRewardNum(reward)
                if rewardId == GConst.ItemConst.ITEM_ID_EXP then
                    self.PlayerData:addExp(rewardNum)
                end
				local item = self:getNewItem()
				item.cfg_id = rewardId
                item.count = rewardNum
                newReward.item = item
            end
            table.insert(rewards, newReward)
		end
    end
    return rewards
end

function ServerGameData:addRewards(cfgReward, getType)
    if cfgReward == nil then
		return
	end
	local count = #TempRewards
	for i = 1, count do
		table.remove(TempRewards)
	end
	local rewardType = GFunc.getRewardType(cfgReward)
	if rewardType == GConst.ServerDataConst.REWARD_TYPE.ITEM then
		local rewardId = GFunc.getRewardId(cfgReward)
		local rewardNum = GFunc.getRewardNum(cfgReward)
		local cfg = ConfigManager:getItemConfig()[rewardId]
		if cfg.box_drop then
			self:openRewardBox(TempRewards, cfg.box_drop, rewardNum, rewardId)
		else
			table.insert(TempRewards, cfgReward)
		end
	else
		table.insert(TempRewards, cfgReward)
	end
	count = #TempRewards
	for i = 1, count do
		local reward = table.remove(TempRewards)
		local rewardType = GFunc.getRewardType(reward)
		if rewardType == GConst.ServerDataConst.REWARD_TYPE.ITEM then
			self.BagData:addItemReward(reward, getType)
			local rewardId = GFunc.getRewardId(reward)
			local rewardNum = GFunc.getRewardNum(reward)
			if rewardId == GConst.ItemConst.ITEM_ID_EXP then
				self.PlayerData:addExp(rewardNum)
			end
		end
	end
end

function ServerGameData:getNewReward()
	local rewards = {
		type = 0,
		item = {},
	}
	return rewards
end

function ServerGameData:getNewItem()
	local item = {
		cfg_id = 0,
   		count  = 0
	}
	return item
end

function ServerGameData:openRewardBox(finalReward, drop, num, id)
    local weightArr = {}
    for _, v in ipairs(drop) do
        table.insert(weightArr, v.weight)
    end
    for i = 1, num do
        local rewardIdx = ServerDataManager:randomReward(weightArr, function (min, max)
            return ServerGameData:randomItemBox(id, min, max)
        end)
        table.insert(finalReward, drop[rewardIdx])
    end
end

function ServerGameData:randomItemBox(id, min, max)
	id = tostring(id)
	local seed = self.seed[id]
	if not seed then
		local str = self.distinctId .. "_ItemBox_" .. id
		seed = GFunc.hash(str)
		self.seed[id] = seed
	end
    self.seed[id] = (seed*9301 + 49297)%233280
    return min + self.seed[id]*(max - min + 1)//233280
end

function ServerGameData:getDistinctId()
    return self.distinctId
end

function ServerGameData:setDistinctId(distinctId)
    self.distinctId = distinctId
end

return ServerGameData