import pdfplumber
import os
import time
import subprocess
import config

def draw_boxes(page, boxes):
   im = debug_im(page)
   for box in boxes:
      im.draw_line(((box["x0"], page.height - box["y0"]), (box["x1"], page.height - box["y0"])))
      im.draw_line(((box["x1"], page.height - box["y0"]), (box["x1"], page.height - box["y1"])))
      im.draw_line(((box["x1"], page.height - box["y1"]), (box["x0"], page.height - box["y1"])))
      im.draw_line(((box["x0"], page.height - box["y1"]), (box["x0"], page.height - box["y0"])))
      if "debug_label" in box:
         im.draw.text(
            xy=(box["x0"], page.height-box["y0"]),
            text=str(box["debug_label"]),
         )
   debug_show(im)

def debug_im(page):
   return page.to_image(height=config.DEBUG_HEIGHT)

def debug_show(im, name=None):
   #im.show()
   im.save(f"/tmp/dnd-pdf-to-txt{'' if not name else '-'+name}.jpg")
   if not config.DEBUG_NO_SHOW:
      go(f"qlmanage -p /tmp/dnd-pdf-to-txt{'' if not name else '-'+name}.jpg &> /dev/null")

__subprocesses__ = []
def go(cmd):
   global __subprocesses__
   __subprocesses__.append(subprocess.Popen(cmd, shell=True))