--[[
Author: neo
Date: 2021-06-30 20:51:28
LastEditTime: 2021-07-02 20:50:33
LastEditors: Please set LastEditors
Description: 玩家数据备份服务
--]]
local baseService = require("baseService")
local timer = require "timer"
local timeUtil = require "utils.timeUtil"
local const = require "const.const"
local backupRole = require "backupRole"
local skynet = require "skynet"
local activeUtil = require "utils.activeUtil"
local util_user = require "utils.util_user"
local lib_game_redis = require("lib_game_redis")

local CMD = {}

local DAYS_UNACTIVE = const.BACKUP_DAYS

local function getSecsSwapLoginTime()
    local swapDays = DAYS_UNACTIVE - 5
    if swapDays < 7 then
        swapDays = 7
    end
    if IS_TEST then
        swapDays = 1
    end
    return swapDays * 24 * 3600
end

-- 备份活跃天玩家数据
local function l_backup_active_day_players(day)
    log.info("l_backup_active_day_players key[%s]", tostring(day))
    local key = string.format("active:uid:%s", tostring(day))
    local uidList = lib_game_redis:smembers(key)
    if is_empty(uidList) then
        return
    end

    local secsSwapLoginTime = getSecsSwapLoginTime()
    local currTime = skynet_time()

    for _, uid in ipairs(uidList) do
        local role = backupRole.new(tonumber(uid))
        -- 是否已备份
        local isExist = role:isExist()
        if isExist then
            -- 最后登录时间
            local loginTime = role:getLoginTime()
            if loginTime and (loginTime == 0 or currTime > loginTime + secsSwapLoginTime) then
                role:backupToMysql()
                if not util_user:user_is_online_gate(uid) then
                    role:delRedisData()
                end
            end
            skynet.sleep(2)
        end
    end

    lib_game_redis:del(key)
end

-- 活跃玩家备份
local function l_backup_days_active()
    local backupTime = skynet_time() - DAYS_UNACTIVE * timeUtil.SEC_PER_DAY
    for i = 1, 10 do
        local day = timeUtil.toDate(backupTime)
        pcall(l_backup_active_day_players, day)

        backupTime = backupTime - timeUtil.SEC_PER_DAY
    end
end
-- 被活跃玩家备份
local function l_backup_inactive_day_players()
    local currTime = skynet_time()
    local time = currTime - DAYS_UNACTIVE * 24 * 3600

    local uidList = activeUtil.get_inactive_uid_list(time)

    if uidList and #uidList > 0 then
        local secsSwapLoginTime = getSecsSwapLoginTime()

        for k, v in ipairs(uidList) do
            local role = backupRole.new(tonumber(v))
            -- 是否已备份
            local isExist = role:isExist()
            if isExist then
                -- 最后登录时间
                local loginTime = role:getLoginTime()
                if loginTime and (loginTime == 0 or currTime > loginTime + secsSwapLoginTime) then
                    role:backupToMysql()
                    if not util_user:user_is_online_gate(v) then
                        role:delRedisData()
                    end
                end
                skynet.sleep(2)
            end
        end
        activeUtil.del_inactive_uid_list(time)
    end
end

local function l_thread_day_time_out()
    -- 备份活跃天
    l_backup_days_active()
    -- 备份被动活跃玩家数据
    l_backup_inactive_day_players()
end

function CMD.onStart()
    -- 每天2点开始备份
    timer.timeOfDay(2, 0, 0, l_thread_day_time_out)
end

-- 载入玩家数据 - 被动载入
function CMD.reload_inactive(uid)
    if uid == nil then
        return false
    end
    -- 玩家是否已载入
    local role = backupRole.new(tonumber(uid))
    -- 是否已备份
    local isExist = role:isExist()
    if isExist then
        return true
    end
    activeUtil.add_inactive_player(uid)

    return true
end
-- 载入玩家模块数据 - 被动载入
function CMD.reload_player_module_info(uid, mdl)
    if uid == nil or mdl == nil then
        return false
    end
    -- 玩家是否已载入
    local role = backupRole.new(tonumber(uid))

    role:load_module_data(mdl)
    -- 是否已备份
    local isExist = role:isExist()
    if isExist then
        return true
    end
    activeUtil.add_inactive_player(uid)

    return true
end
-- 强制备份玩家数据
function CMD.backup_player(uid)
    if uid == nil then
        return false
    end
    local role = backupRole.new(tonumber(uid))
    -- 是否已备份
    local isExist = role:isExist()
    if isExist then
        role:backupToMysql()
        if not util_user:user_is_online_gate(uid) then
            role:delRedisData()
        end
    end
    return true
end

baseService.start(CMD, ".backup", true)