--[[
Descripttion:配置管理
version:
Author: Neo,Huang
Date: 2022-07-04 11:24:54
LastEditors: Neo,Huang
LastEditTime: 2022-07-04 16:49:25
--]]
local skynet = require "skynet"
local sharetable = require "skynet.sharetable"

local lfsUtil = require "utils.lfsUtil"
local baseService = require "baseService"

local pathConfig = skynet.getenv("config_path")

local MAP_FILE_MOD_TIME = {} -- 文件修改时间
local command = {}

local SLEEPTIME = 60 * 100

local function l_collect_garbage()
	while true do
		skynet.sleep(SLEEPTIME)
		collectgarbage "collect"
	end
end

local function l_get_file_path_name(file)
	return pathConfig .. file
end

-- 获取配置文件更新时间
local function l_get_files_time(fileList)
	local files = fileList or lfsUtil:get_path_files(pathConfig)
	local mapFileTime = {}
	for _, file in pairs(files) do
		mapFileTime[file] = lfsUtil:get_file_modification(l_get_file_path_name(file))
	end

	return mapFileTime
end

-- 更新配置文件
local function l_get_update_file_list()
	local updateFileList = {}
	local mapFileTime = l_get_files_time()
	for file, time in pairs(mapFileTime) do
		if time ~= MAP_FILE_MOD_TIME[file] then
			sharetable.loadfile(l_get_file_path_name(file))
			table.insert(updateFileList, l_get_file_path_name(file))
			MAP_FILE_MOD_TIME[file] = time
		end
	end

	return updateFileList
end

local function l_init()
	local files = lfsUtil:get_path_files(pathConfig)
	for _, file in pairs(files) do
		sharetable.loadfile(l_get_file_path_name(file))
	end
	MAP_FILE_MOD_TIME = l_get_files_time(files)
end

-- 获取更新文件
function command.get_update_files()
	local syscmd = string.format("cd %s", pathConfig)
	os.execute(syscmd)
	os.execute("git pull")
	local updateList = l_get_update_file_list()
	if #updateList <= 0 then
		return
	end

	return updateList
end

function command.onStart()
	l_init()
	skynet.fork(l_collect_garbage)
end

baseService.start(command, ".config", true)