#!/usr/bin/python3
import os
import sys
import time
import adi
import config

baseDir = os.path.expanduser("~/qslKarten")
baseDir = config.baseDir
inDir = f"{baseDir}/Eingang"
outDir = f"{baseDir}/Karten"
templateDir = f"{baseDir}/Vorlage"
template = None
dpi = 300

verbose = False

cfg = {}


def exec(cmd, logFile=None):
  if verbose:
    print(f"# {cmd}")
  
  if logFile is not None:
    appendFile(logFile, f"# {cmd}")
    return os.system(f"{cmd} >> {logFile} 2>&1")  
  return os.system(cmd)


def progressBar(nMax, pos, name):
  p = int(20 * (pos / nMax))
  msg = "[" + ("=" * p) + (" " * (20 - p)) + "]"
  msg += f" {pos}/{nMax}: {name}        "
  print(msg, end="\r")
  

def appendFile(name, message):
  with open(name, "at") as f:
    f.write(f"{message}\n")


def createQslCards(fileName, name):
  global outDir
  global dpi

  nCards = 0

  logFile = f"{outDir}/logs/{name}.log"

  exec(f"mkdir -p {outDir}/logs")
  appendFile(logFile, "--------------------")
  exec(f"date", logFile)

  data = adi.loadAdi(fileName)
  numOfRows = len(data)
  for pos, row in enumerate(data):
    tCall = row.fileName(cfg["card_name"])
    if not verbose:
      progressBar(numOfRows, pos + 1, tCall)

    svg = row.fillTemplate(f"{template}")

    d = f"{outDir}/{row.subPath()}"
    name = f"{d}/{tCall}"

    os.makedirs(d, exist_ok=True)

    n = 0
    fOut = f'{name}'
    while os.path.exists(fOut + ".jpg"):
      n += 1
      fOut = f'{name}-{n}'

    fTmp = f"{fOut}.svg"
    with open(fTmp, "wt") as f:
      f.write(svg)

    if 0 != exec(f"inkscape -C -d {dpi} --export-type=png -o '{fOut}.png' '{fTmp}'", logFile):
        raise "Problem with inkscape!"

    if 0 != exec(f"convert '{fOut}.png' '{fOut}.jpg'", logFile):
        raise "Problem with Imagemagick"

    os.remove(f"{fOut}.png")
    os.remove(fTmp)

    nCards += 1

  print("")

  return nCards
      
  

def selectTemplate():
  templates = [None]
  for name in os.listdir(templateDir):
    if name.endswith(".svg"):
      templates.append(name)

  while True:
    for k, v in enumerate(templates):
      if k > 0:
        print(f"[{k}] '{v}'")

    print()
    print("[0] Abbrechen")
    print()
    x = input("Bitte Nummer waehlen: ")
    try:
      x = int(x)
    except:
      continue

    if x < 0 or x >= len(templates):
      continue

    if x == 0 or templates[x] is None:
      print("* Verarbeitung abgebrochen.")
      exit(0)

    return templates[x]
    



if __name__ == "__main__":
  cfg = config.loadConfig(f"{baseDir}/config.cfg")
  verbose = cfg["verbose"]

  if "-v" in sys.argv or "--verbose" in sys.argv:
    verbose = True

  print("|------------------------------------------------------------")
  print("| qslGen.py V1.0.1")
  print("| Programm zum erstellen von QSL-Karten aus ADI Dateien.")
  print("|------------------------------------------------------------")
  print("")
  print("====[ Auswahl der Vorlage ]==================================")

  templateName = selectTemplate()
  print(f"* Lade Vorlage '{templateName}'")
  with open(f"{templateDir}/{templateName}", "rt") as f:
    template = f.read()

  print("====[ Verarbeite ADI Dateien ]===============================")
  for name in os.listdir(inDir):
    if name.endswith(".adi"):
      print(f"* Verarbeite '{name}'")
      fname = f"{inDir}/{name}"
      createQslCards(fname, name)
      os.remove(fname)