lua/last.lua
2025-07-11 13:23:09 +00:00

104 lines
3.3 KiB
Lua

-- put this script in startup/
-- install morefonts in /
-- also ask me for a sanjuuni.sad.ovh password or selfhost it
-- change the last.fm username in checkTrack, and my name in doLastfm
local mf = require("../morefonts")
local function drawImage(monitor, image, dx, dy, palette)
if image == nil then
printError('Image passed to drawImage was nil.')
return
end
for _, frame in ipairs(image) do
for y, row in ipairs(frame) do
monitor.setCursorPos(dx+1, dy+y)
monitor.blit(table.unpack(row))
end
if frame.palette then for i = 0, #frame.palette do
local c = frame.palette[i]
if type(c) == "table" then monitor.setPaletteColor(2^i, table.unpack(c))
else monitor.setPaletteColor(2^i, c) end
end end
if image.animation then sleep(frame.duration or image.secondsPerFrame or 0.05) end
end
monitor.setBackgroundColor(colors.black)
monitor.setTextColor(colors.white)
monitor.setCursorPos(1, 1)
end
local function doLastfm(track)
if not track["@attr"] then
local monitor = peripheral.find("monitor")
local width, height = monitor.getSize()
monitor.clear()
mf.writeOn(monitor, "Nothing is being played.", nil, nil, {font="Dogica",anchorHor="center",anchorVer="center", wrapWidth = 2 * width})
return
end
local artist = track["artist"]["#text"]
local album = track["album"]["#text"]
local title = track["name"]
print('Displaying ' .. artist .. ' - ' .. title .. ' (on ' .. album ..')')
local image = track["image"][1]["#text"]
local imageReq = http.post({
url = "https://sanjuuni.sad.ovh/render",
body = textutils.serialiseJSON({
["imageUrl"] = image
}),
headers = {
["Content-Type"] = "application/json",
["Authorization"] = "<..>"
}
})
if imageReq == nil then return end
local monitor = peripheral.find("monitor")
local width, height = monitor.getSize()
monitor.clear()
monitor.setCursorPos(2,2)
monitor.write("Loading..")
local data = imageReq.readAll() -- actually read the data.
monitor.setTextScale(0.5)
data = textutils.unserialize(data) -- convert the string file data into a usable lua object
drawImage(monitor, data, 0, 0)
mf.writeOn(monitor, "Sophie is playing", 20, 4, {font="fonts/3x3-Mono", wrapWidth = 35})
local _, b = mf.writeOn(monitor, string.sub(title, 1, 14), nil, nil, {font="Dogica", dy = 8, anchorHor = "center", wrapWidth = 2 * width})
mf.writeOn(monitor, string.sub(artist, 1, 15), nil, nil, {font="Dogica", dy = 11+b, anchorHor = "center", wrapWidth = 2 * width})
end
local lastTrack = nil;
local timer = os.startTimer(1);
local function checkTrack()
local req = http.get("https://ws.audioscrobbler.com/2.0/?api_key=816cfe50ddeeb73c9987b85de5c19e71&method=User.getrecenttracks&user=yourfriendoss&format=json&limit=1")
if req == nil then return end
local rawData = req.readAll();
local data = textutils.unserialiseJSON(rawData)
local track = data["recenttracks"]["track"][1];
if lastTrack ~= nil then
if lastTrack["name"] == track["name"] then
return;
end
end
lastTrack = track;
doLastfm(track)
end
while true do
event, id = os.pullEvent("timer")
if timer == id then
checkTrack()
timer = os.startTimer(1)
end
end