-- logType

  local LogType = {

  	create = "common",
  	login = "common",
  	logout = "common",

  	gm = "common",

  }
  

  -- 如要修改 要提前修改 _template mapping -- 对应 mapping 为 gamelog-*
  local Mapping = {
  	-- 预留一些数据格式
  	common = {
  		desc = "keyword",--索引的短字符串
  		ucode = "keyword",--关联日志对应ucode
  		key1 = "keyword", --可索引的短字符串
  		key2 = "keyword", --可索引的短字符串
  		-- 几乎不用的长文本 
  		text1 = "text",  --长字符串不索引的类型
  		-- 五个不同类型的数字 基本上满足数量要求 尽量从低到高用
  		short1 = "short", 
  		int1 = "integer",
  		int2 = "integer",
  		long1 = "long",
  		float1 = "float",
  	}
  }

  -- 所有的日志都包括的部分 role 里面的信息  -- mapping 信息在 gamelog-role
  local commonRoleField = {
  	name = "keyword",
  	id = "integer",
  	uid = "keyword",
  	sid = "short",
  	device = "keyword",
  	ctime = "integer",
  	ltime = "integer",
  	level = "short",
  	rmbC = "integer",

  }
  

  local function checkType(logType, field, value, ctype)
  	local typecheckfunc = {
  		keyword = function()
  			--长度不超过256
  			if type(value) ~= "string" then
  				value = tostring(value)

  				print(string.format("LOG ERROR: logType [%s] field [%s] isn't [keyword], value : %s", logType, field, value))

  			else
  				if #value > 256 then

  					print(string.format("LOG ERROR: logType [%s] field [%s] [keyword] type to long. value : %s", logType, field, value))

  				end
  			end
  			return value
  		end,
  		text = function()
  			if type(value) ~= "string" then
  				value = tostring(value)

  				print(string.format("LOG ERROR: logType [%s] field [%s] isn't [text], value : %s", logType, field, value))

  			end
  			return value
  		end,
  		integer = function()
  			if type(value) ~= "number" then
  				value = tonumber(value)

  				print(string.format("LOG ERROR: logType [%s] field [%s] isn't [integer], value : %s", logType, field, value))

  			end
  			if value then
  				if math.type(value) ~= "integer" then
  					local oldValue = value
  					value = math.floor(value)
  					if value ~= oldValue then

  						print(string.format("LOG ERROR: logType [%s] field [%s] isn't [integer], is float, value : %s", logType, field, value))

  					end
  				end
  				if -2147483648 > value or value > 2147483647 then
  					value = nil

  					print(string.format("LOG ERROR: logType [%s] field [%s] isn't [integer], too big, value : %s", logType, field, value))

  				end
  			end 
  			return value
  		end,
  		short = function()
  			if type(value) ~= "number" then
  				value = tonumber(value)

  				print(string.format("LOG ERROR: logType [%s] field [%s] isn't [short], value : %s", logType, field, value))

  			end
  			if value then
  				if math.type(value) ~= "integer" then
  					local oldValue = value
  					value = math.floor(value)
  					if value ~= oldValue then

  						print(string.format("LOG ERROR: logType [%s] field [%s] isn't [short], is float, value : %s", logType, field, value))

  					end
  				end
  
  				if -32768 > value or value > 32768 then
  					value = nil

  					print(string.format("LOG ERROR: logType [%s] field [%s] isn't [short], too big, value : %s", logType, field, value))

  				end
  			end 
  			return value
  		end,
  		long = function()
  			if type(value) ~= "number" then
  				value = tonumber(value)

  				print(string.format("LOG ERROR: logType [%s] field [%s] isn't [long], value : %s", logType, field, value))

  			end
  			if value then
  				if math.type(value) ~= "integer" then
  					local oldValue = value
  					value = math.floor(value)
  					if type(value) ~= "integer" then
  						value = nil

  						print(string.format("LOG ERROR: logType [%s] field [%s] isn't [long], too big, value : %s", logType, field, value))

  					elseif value ~= oldValue then

  						print(string.format("LOG ERROR: logType [%s] field [%s] isn't [long], is float, value : %s", logType, field, value))

  					end
  				end
  			end 
  			return value
  		end,
  		float = function()
  			if type(value) ~= "number" then
  				value = tonumber(value)

  				print(string.format("LOG ERROR: logType [%s] field [%s] isn't [float], value : %s", logType, field, value))

  			end
  			return value
  		end,
  	}
  
  	if typecheckfunc[ctype] then
  		return typecheckfunc[ctype]()
  	else
  		print(string.format("LOG ERROR: logType [%s] field [%s] have a new type [%s] need add check.", logType, field, ctype))
  		return nil
  	end
  end

  local RoleLog = {}
  function RoleLog.bind(Role)

  	function Role:log(logType, contents)

  		contents = contents or {}

  		local _logType = LogType[logType]
  		if not _logType then 
  			print(string.format("LOG ERROR: new logType [%s] need Add Maping.", logType))
  			return 
  		end

  		local doc = {}

  		for field, ctype in pairs(commonRoleField) do
  			if contents[field] then
  				print(string.format("LOG ERROR: logType [%s] had field [%s] overwrite default.", logType, field))
  			end
  			doc[field] = checkType("commonRoleField", field, self:getProperty(field), ctype)

  		end

  
  		local mapping = Mapping[_logType]
  

  		for field, value in pairs(contents) do

  			local ftype = mapping[field]
  			if ftype then
  				doc[field] = checkType(logType, field, value, ftype)

  			else

  				print(string.format("LOG ERROR: logType [%s] have new field [%s] no type in mapping.", logType, field))

  			end
  		end

  		if not logd then return end
  		pcall(skynet.send, logd, "lua", "log", logType, doc, _logType)

  	end

  end

  return RoleLog