import datetime

class Service:
 def __init__(self, name, depst, deptime, arrst, arrtime, dest = None, deppf = None, currdep = None, arrpf = None, curarr = None):
  self.name = name
  self.dest = dest
  self.depst = depst
  self.deptime = deptime
  self.arrst = arrst
  self.arrtime = arrtime
  self.deppf = deppf
  self.currdep = currdep
  self.arrpf = arrpf
  self.curarr = curarr

 def duration(self):
  return self.arrtime - self.deptime

 def xml(self, indent = 0, iid = False, name = True, depst = True, deptime = True, arrst = True, arrtime = True, deppf = True, currdep = True, arrpf = True, curarr = True, duration = True, dest = True, stationkwargs = {}):
  out = " " * indent +  "<service%s>\n" % ("" if iid is False else " id=\"%i\"" % iid)

  out += (" " * indent + " <name>%s</name>\n" % self.name) if name else ""

  if dest and self.dest:
   out += " " * indent + " <destination>\n"
   out += self.dest.xml(indent + 2, **stationkwargs) + "\n"
   out += " " * indent + " </destination>\n"

  if depst or deptime or deppf or currdep:
   out += " " * indent + " <departure>\n"

   out += (self.depst.xml(indent + 2, **stationkwargs) + "\n") if depst else ""

   if deptime:
    out += " " * indent + "  <date>%s</date>\n" % datetime.datetime.strftime(self.deptime, "%d.%m.%Y")
    out += " " * indent + "  <time>%s</time>\n" % datetime.datetime.strftime(self.deptime, "%H:%M")

   out += (" " * indent + "  <current>%s</current>\n" % self.currdep) if currdep and self.currdep else ""
   out += (" " * indent + "  <platform>%s</platform>\n" % self.deppf) if deppf and self.deppf else ""
       
   out += " " * indent + " </departure>\n"

  if arrst or arrtime or arrpf or curarr:
   out += " " * indent + " <arrival>\n"

   out += (self.arrst.xml(indent + 2, **stationkwargs) + "\n") if arrst else ""

   if arrtime:
    out += " " * indent + "  <date>%s</date>\n" % datetime.datetime.strftime(self.arrtime, "%d.%m.%Y")
    out += " " * indent + "  <time>%s</time>\n" % datetime.datetime.strftime(self.arrtime, "%H:%M")

   out += (" " * indent + "  <current>%s</current>\n" % self.curarr) if curarr and self.curarr else ""
   out += (" " * indent + "  <platform>%s</platform>\n" % self.arrpf) if arrpf and self.arrpf else ""

   out += " " * indent + " </arrival>\n"

  out += " " * indent + "</service>"

  return out

 def json(self, indent = 0, iid = False, name = True, depst = True, deptime = True, arrst = True, arrtime = True, deppf = True, currdep = True, arrpf = True, curarr = True, duration = True, dest = True, stationkwargs = {}):
  out = " " * indent + "{\n"

  out += (" " * indent + " \"@id\": %i,\n" % iid) if iid is not False else ""
  out += (" " * indent + " \"name\": \"%s\",\n" % self.name) if name else ""

  if dest and self.dest:
   out += " " * indent + " \"destination\":\n"
   out += self.dest.json(indent + 2, **stationkwargs) + ",\n"
  
  if depst or deptime or deppf or currdep:
   dep = " " * indent + " \"departure\": {\n"

   if depst:
    dep += " " * indent + "  \"station\":\n"
    dep += self.depst.json(indent + 3, **stationkwargs) + ",\n"

   if deptime:
    dep += " " * indent + "  \"date\": \"%s\",\n" % datetime.datetime.strftime(self.deptime, "%d.%m.%Y")
    dep += " " * indent + "  \"time\": \"%s\",\n" % datetime.datetime.strftime(self.deptime, "%H:%M")

   dep += (" " * indent + "  \"current\": \"%s\",\n" % self.currdep) if currdep and self.currdep else ""
   dep += (" " * indent + "  \"platform\": \"%s\",\n" % self.deppf) if deppf and self.deppf else ""

   dep = "".join(dep.rsplit(",", 1))
   out += dep + " " * indent + " },\n"

  if arrst or arrtime or arrpf or curarr:
   arr = " " * indent + " \"arrival\": {\n"

   if arrst:
    arr += " " * indent + "  \"station\":\n"
    arr += self.arrst.json(indent + 3, **stationkwargs) + ",\n"

   if arrtime:
    arr += " " * indent + "  \"date\": \"%s\",\n" % datetime.datetime.strftime(self.arrtime, "%d.%m.%Y")
    arr += " " * indent + "  \"time\": \"%s\",\n" % datetime.datetime.strftime(self.arrtime, "%H:%M")

   arr += (" " * indent + "  \"current\": \"%s\",\n" % self.curarr) if curarr and self.curarr else ""
   arr += (" " * indent + "  \"platform\": \"%s\",\n" % self.arrpf) if arrpf and self.arrpf else ""

   arr = "".join(arr.rsplit(",", 1))
   out += arr + " " * indent + " },\n"
  
  out += " " * indent + "}"

  out = "".join(out.rsplit(",", 1))

  return out