135 lines
3.1 KiB
Lua
135 lines
3.1 KiB
Lua
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-- ***************************************************************************
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-- Yeelink Updata Libiary Version 0.1.2 r1
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--
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-- Written by Martin
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-- but based on a script of zhouxu_o from bbs.nodemcu.com
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--
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-- MIT license, http://opensource.org/licenses/MIT
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-- ***************************************************************************
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--==========================Module Part======================
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local moduleName = ...
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local M = {}
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_G[moduleName] = M
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--=========================Local Args=======================
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local dns = "0.0.0.0"
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local device = ""
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local sensor = ""
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local apikey = ""
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--================================
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local debug = true --<<<<<<<<<<<<< Don't forget to "false" it before using
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--================================
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local sk=net.createConnection(net.TCP, 0)
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local datapoint = 0
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--====DNS the yeelink ip advance(in order to save RAM)=====
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if wifi.sta.getip() == nil then
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print("Please Connect WIFI First")
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tmr.alarm(1,1000,1,function ()
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if wifi.sta.getip() ~= nil then
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tmr.stop(1)
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sk:dns("api.yeelink.net",function(conn,ip)
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dns=ip
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print("DNS YEELINK OK... IP: "..dns)
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end)
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end
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end)
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end
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sk:dns("api.yeelink.net",function(conn,ip)
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dns=ip
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print("DNS YEELINK OK... IP: "..dns)
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end)
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--========Set the init function===========
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--device->number
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--sensor->number
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-- apikey must be -> string <-
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-- e.g. xxx.init(00000,00000,"123j12b3jkb12k4b23bv54i2b5b3o4")
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--========================================
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function M.init(_device, _sensor, _apikey)
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device = tostring(_device)
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sensor = tostring(_sensor)
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apikey = _apikey
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if dns == "0.0.0.0" then
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tmr.alarm(2,5000,1,function ()
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if dns == "0.0.0.0" then
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print("Waiting for DNS...")
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end
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end)
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return false
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else
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return dns
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end
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end
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--========Check the DNS Status===========
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--if DNS success, return the address(string)
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--if DNS fail(or processing), return nil
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--
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--
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--========================================
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function M.getDNS()
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if dns == "0.0.0.0" then
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return nil
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else
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return dns
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end
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end
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--=====Update to Yeelink Sever(At least 10s per sencods))=====
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-- datapoint->number
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--
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--e.g. xxx.update(233.333)
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--============================================================
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function M.update(_datapoint)
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datapoint = tostring(_datapoint)
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sk:on("connection", function(conn)
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print("connect OK...")
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local a=[[{"value":]]
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local b=[[}]]
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local st=a..datapoint..b
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sk:send("POST /v1.0/device/"..device.."/sensor/"..sensor.."/datapoints HTTP/1.1\r\n"
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.."Host: www.yeelink.net\r\n"
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.."Content-Length: "..string.len(st).."\r\n"--the length of json is important
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.."Content-Type: application/x-www-form-urlencoded\r\n"
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.."U-ApiKey:"..apikey.."\r\n"
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.."Cache-Control: no-cache\r\n\r\n"
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..st.."\r\n" )
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end)
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sk:on("receive", function(sck, content)
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if debug then
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print("\r\n"..content.."\r\n")
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else
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print("Date Receive")
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end
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end)
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sk:connect(80,dns)
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end
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--================end==========================
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return M
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