-- logType
local LogType = {
	create = "common",
	login = "common",
	logout = "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]", logType, field))
			else
				if #value > 256 then
					print(string.format("LOG ERROR: logType [%s] field [%s] [keyword] type to long.", logType, field))
				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]", logType, field))
			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]", logType, field))
			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", logType, field))
					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", logType, field))
				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]", logType, field))
			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", logType, field))
					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", logType, field))
				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]", logType, field))
			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", logType, field))
					elseif value ~= oldValue then
						print(string.format("LOG ERROR: logType [%s] field [%s] isn't [long], is float", logType, field))
					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]", logType, field))
			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