local skynet = require "skynet"
local oo = require "Class"
local log = require "Log"
local pb = require "pb"
local errorInfo = require "ErrorInfo"
local dataType = require "DataType"
local redisKeyUrl = require "RedisKeyUrl"
local RedisCenter = oo.class()

--根据尾号获取账号redis连接索引
function RedisCenter:GetAccountRedisIndex( account )
    local lenAccount = #account
    local lastNum = tonumber( string.sub( account, lenAccount  , lenAccount) )            --正式服一般是6028731887380604672号，返回账号最后一位，非数字结尾的号为nil  
    local redisIndex = 0      --玩家的redis索引 迁移redis相关

    if not lastNum then
        redisIndex = 0
    elseif lastNum >= 0 and lastNum <= 4 then
        redisIndex = 1
    elseif lastNum >= 5 and lastNum <= 9 then
        redisIndex = 2
    end
    return redisIndex
end

--根据尾字母大小写获取账号账号redis连接
function RedisCenter:GetAccountRedis( account )
    if not skynet.server.gameConfig:IsMultiRedis() then                     --如果未开起多redis，直接返回默认的redis    
        return skynet.server.redis
    end

    local redisIndex = self:GetAccountRedisIndex( account )
    if 0 == redisIndex then
        return skynet.server.redis
    elseif 1 == redisIndex then
        return skynet.server.redisUser1
    elseif 2 == redisIndex then
        return skynet.server.redisUser2
    end
    return skynet.server.redis
end

--设置Redis中的用户信息
function RedisCenter:SetRedisDBInfo( account , ... )
    local redisUserListKey = string.format( redisKeyUrl.AccountServerUserList , account )
    local curRedis = self:GetAccountRedis( account )
    curRedis:hmset( redisUserListKey , ... )
end

--获取Redis中的用户信息
function RedisCenter:GetRedisDBInfo( account )
    local redisUserListKey = string.format( redisKeyUrl.AccountServerUserList , account )
    local curRedis = self:GetAccountRedis( account )
    local dbInfo = curRedis:hgetall( redisUserListKey )

    dbInfo = redisKeyUrl:CovertTable( dbInfo )
    if not dbInfo or not dbInfo.DBIndex  or not dbInfo.UserID then
        dbInfo = nil
        log.error("Common:GetRedisDBInfo 数据库信息为空" , account )
    end

    return dbInfo
end

--获取好友redis连接索引
function RedisCenter:GetPartnerIdRedisIndex( partnerId )
    --迁移redis相关
    local lenPartnerId = #partnerId
    local lastChar =  string.sub( partnerId, lenPartnerId  , lenPartnerId) 
    local redisIndex = 0      --玩家的redis索引,根据partnerId最后一个字母来判断，如果是小写就走索引1，大写走索引2，其他情况走索引0

    if not lastChar or "" == lastChar then
        redisIndex = 0

    elseif lastChar >= "a" and lastChar <= "z" then
        redisIndex = 1
    elseif lastChar >= "A" and lastChar <= "Z" then
        redisIndex = 2
    end
    return redisIndex 
end

--获取账号redis连接
function RedisCenter:GetPartnerRedis( partnerId )
    if not skynet.server.gameConfig:IsMultiRedis() then                     --如果未开起多redis，直接返回默认的redis
        return skynet.server.redis
    end

    local redisIndex = self:GetPartnerIdRedisIndex( partnerId )
    if 0 == redisIndex then
        return skynet.server.redis
    elseif 1 == redisIndex then
        return skynet.server.redisUser1
    elseif 2 == redisIndex then
        return skynet.server.redisUser2
    end
    return skynet.server.redis
end

--获取账号旧的redis连接
function RedisCenter:GetPartnerOldRedis( partnerId )
    return skynet.server.redis
end

--获取公共Redis连接
function RedisCenter:GetCommonRedis( partnerId )
    if nil == partnerId then
        return skynet.server.redis
    end

    --暂时只有一个，直接返回就是。后期会有多个，根据partnerId来获取redis索引
    return skynet.server.redis
end

skynet.server.redisCenter = RedisCenter
return RedisCenter