bdonut_twitch_reader

streamid = "Bacon_Donut"
SleepTime = 60

if not fs.exists('json') then
                write("JSON API not found - Downloading")
                shell.run("pastebin get 4nRg9CHU json")
end

os.loadAPI("json")
local m = peripheral.wrap("right")
m.setCursorPos(1,1)

function getFollowers()

                str = http.get("https://api.twitch.tv/kraken/channels/" .. streamid .. "/follows?limit=1").readAll()
                obj = json.decode(str)
                follows = json.encodePretty(obj._total)

                m.setCursorPos(1,3)
                m.write("Twitch Followers: ")
                m.write(follows)

                return follows
end

function getFollower()

                str = http.get("https://api.twitch.tv/kraken/channels/" .. streamid .. "/follows?limit=1").readAll()
                obj = json.decode(str)
                follower = json.encodePretty(obj.follows[1].user.name)

                m.setCursorPos(1,5)
                m.write("Follower: ")
                m.write(follower)

                return follows
end

function getViewerCount()
                lstr = http.get("https://api.twitch.tv/kraken/streams/" .. streamid).readAll()
                lobj = json.decode(lstr)
                m.setCursorPos(1,1)


                if lobj.stream == nil then
                                m.write(streamid)
                                m.setCursorPos(1,4)
                                m.write("Live Viewers: Offline")
                else
                                live = json.encodePretty(lobj.stream.viewers)
                                m.setBackgroundColor(colors.yellow)
                                m.clear()
                                m.write(streamid)
                                m.setCursorPos(1,4)
                                m.write("Live Viewers: ")
                                m.write(live)
                end

                return live
end

while true do
                m.setCursorPos(1,1)
                m.setBackgroundColor(colors.white)
                m.setTextColor(colors.blue)
                m.setTextScale(1)
                m.clear()

                m.write(streamid)
                m.setCursorPos(1,4)

                local status, live = pcall(function () getViewerCount() end)

                if status then
                                -- do nothing
                else
                                m.write("Live Viewers: Loading...")
                end

                local status, followsCount = pcall(function () getFollowers() end)

                m.setCursorPos(1,3)

                if status then
                                -- do nothing
                else
                                m.write("Twitch Follows: Loading...")
                end

                m.setCursorPos(1,5)

                local status, live = pcall(function () getFollower() end)

                if status then
                                -- do nothing
                else
                                m.write("Follower: Loading...")
                end

                sleep(SleepTime)
end