juke.lua

local tArgs = {...}
local speak = peripheral.find("speaker")
local lib = io.open("musiclib.txt")
local sizeX, sizeY = term.getSize()
local lines = lib:lines()
function noUS (s)
    return s:gsub("%_", " ")
end
function visual (det, offs)
    term.clear()
    term.setCursorPos((sizeX/2)-3,(sizeY/2)-1)
    print("playing")
    term.setCursorPos(((sizeX/2)-(string.len(det[1])/2))+1,(sizeY/2))
    local swatch = {"1","2","3","4","5","6","9","a","b","c","d","e"}
    local front = ""
    local back = ""
    for it = 1,string.len(det[1]) do
        front = front .. "" .. swatch[(it-offs)%12+1]
        back = back .. "f"
    end
    term.blit((noUS(det[1])),front,back)
    term.setTextColor(colors.red)
    term.setCursorPos(((sizeX/2)-(string.len(det[2])/2)-1),(sizeY/2)+1)
    print("by " .. (noUS(det[2])))
    term.setTextColor(colors.white)
end
if(#tArgs == 1) then
    song = tArgs[1]
    for line in lines do
        deets = {}
        i=0
        for sub in line:gmatch("%S+") do
            deets[i] = sub
            i=i+1
        end
        if(deets[0] == song) then
            speak.playSound(deets[3])
            ofs = 0
            visual(deets, ofs)
            sleep(1)
            while true do
                timerID = os.startTimer(0.25)
                local evdat = {os.pullEvent()}
                local ev = evdat[1]
                if ev == "key_up" then
                    speak.stop()
                    term.clear()
                    term.setCursorPos(1,1)
                    term.write("song ended")
                    return
                elseif ev == "timer" and evdat[2] == timerID then
                    ofs = ofs+1
                    visual(deets,ofs)
                end
            end
        end
    end
    print("song not found")
end
if(#tArgs == 0) then
    term.clear()
    term.setCursorPos(1,1)
    term.setTextColor(colors.green)
    term.write("Music Selection")
    term.setTextColor(colors.white)
    for line in lines do
        _, pos = term.getCursorPos()
        if (pos > sizeY-2) then
            os.pullEvent("key_up")
        end
        print()
        deets = {}
        i=0
        for sub in line:gmatch("%S+") do
            deets[i] = sub
            i=i+1
        end
        term.setTextColor(colors.yellow)
        term.write((deets[0]) .. " ")
        term.setTextColor(colors.orange)
        term.write((noUS(deets[1])))
        term.setTextColor(colors.blue)
        term.write(" -" .. (noUS(deets[2])))
    end
    os.pullEvent("key_up")
    print()
end