cc_bouncing

---@diagnostic disable: unused-function
local function wrapPs(peripheralName)
    local periTab={}
    local sideTab={}
    if peripheralName==nil then
        print("Error")
    end
    local peripherals = peripheral.getNames()
    local i2 = 1
    for i =1, #peripherals do
        if peripheral.getType(peripherals[i])==peripheralName then
            periTab[i2]=peripheral.wrap(peripherals[i])
            sideTab[i2]=peripherals[i]
            i2=i2+1
        end
    end
    if periTab~={} then
        return periTab,sideTab
    else
        return nil
    end
end
--local mon=wrapPs("monitor")[1]
--local SX,SY=mon.getSize()
local cs = {
    colors.red,        -- R
    colors.orange,     -- O
    colors.yellow,     -- Y
    colors.lime,       -- G (lime as a bright green)
    colors.green,      -- G (darker green)
    colors.lightBlue,  -- B (light blue, before deeper blues)
    colors.cyan,       -- B (cyan fits between lightBlue and blue)
    colors.blue,       -- B (standard blue)
    colors.purple,     -- I (indigo)
    colors.magenta,    -- V (magenta as a pinkish violet)
    colors.pink,       -- extra (soft violet range)
    colors.white,      -- neutral (not in rainbow)
    colors.lightGray,  -- neutral
    colors.gray,       -- neutral
    colors.brown       -- extra (not in rainbow)
}
local ci=1

local SX,SY=term.getSize()
local speed=7
local dt=1/7
local posx=math.random(3,SX-3)
local posy=math.random(3,SY-3)
local velx=speed*math.cos(0.25*math.pi)
local vely=speed*math.sin(0.25*math.pi)
local dimx=1
local dimy=1

local function sign(x)
    if x<0 then
        return -1
    else
        return 1
    end
end
local LX=false
local LY=false
local hits=0
if not fs.exists("score") then
    local file=fs.open("score","w")
    file.write("0")
    file.close()
else
    local file=fs.open("score","r")
    local content=file.readAll()
    hits=tonumber(content)
    file.close()
end
while true do
    posx=posx+velx*dt
    posy=posy+vely*dt
    local PX=math.floor(posx+0.5)
    local PY=math.floor(posy+0.5)
    local hs=0
    if ((posx+dimx)>SX or posx<1)and LX==false then
        velx=-velx
        LX=true
        hs=hs+1
    elseif not ((posx+dimx)>SX or posx<1) then
        LX=false
    end
    if ((posy+dimy)>SY or posy<1)and LY==false then
        vely=-vely
        LY=true
        hs=hs+1
    elseif not ((posy+dimy)>SY or posy<1) then
        LY=false
    end
    if hs==2 then
        hits=hits+1
        --local naf=math.atan(vely,velx)+math.random(-0.01,0.01)
        --velx=speed*math.cos(naf)
        --vely=speed*math.sin(naf)
        local file=fs.open("score","w")
        file.write(tostring(hits))
        file.close()
    end
    ci=ci+1
    if ci>#cs then
        ci=1
    end
    term.clear()
    paintutils.drawFilledBox(0,0,SX,SY,colours.black)
    paintutils.drawBox(PX, PY,PX+dimx, PY+dimy,cs[ci])
    term.setCursorPos(1, 1)
    term.setBackgroundColor(colours.black)
    term.setTextColour(colours.green)
    term.write("Hits: "..hits)
    sleep(dt)
end