From 4eb352c002a7b98bca88d2042e357655ed8354d9 Mon Sep 17 00:00:00 2001
From: sophie <sophie@noreply.localhost>
Date: Fri, 11 Jul 2025 13:23:09 +0000
Subject: [PATCH] Add last.lua

---
 last.lua | 104 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 last.lua

diff --git a/last.lua b/last.lua
new file mode 100644
index 0000000..9d58fbc
--- /dev/null
+++ b/last.lua
@@ -0,0 +1,104 @@
+-- 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