shop

mon=peripheral.wrap("right")
shopitems={"Cobble","Stone","Glass","Wooden","Coal","Torch"}
shopprice={"1$"}
shopani={"stone","planks"}
shopam={"Piece"}
local tick = 1.3
function sc(x,y)
  mon.setCursorPos(x,y)
end
function mw(string)
  mon.write(string)
end
function center(offset,blockno,shopitem,y,charoffset)
  sc(charoffset+math.ceil((offset*10)+((blockno*10)/2)-(#shopitem/2)),y)
  mw(shopitem)
end
mon.clear()
function blocklayout(offset,blockno,itemno,amount,priceno,charoffset)
  center(offset,blockno,shopitems[itemno],2,charoffset)
  center(offset,blockno.shopam[amount],3,charoffset)
  center(offset,blockno,shopprice[priceno],4,charoffset)
end
mon.clear()
function del() --Delete later ^Testing script
center(0,1,shopitems[1],2,0)
center(0,1,shopprice[1],3,0)
center(1,1,shopitems[2],2,0)
center(2,1,shopitems[3],2,1)
center(3,1,shopitems[4],2,2)
end
blocklayout(0,1,1,1,1,0)