import std/[os,osproc,strutils]
import std/json
import std/rdstdin
import marshal

type
  i3BarData* = object
    title*: string
    full_text*: string
    html_text*: string
    short_text*: string
    color*: string
    border*: string
    background*: string

type 
  i3BarInput* = object
    button*: int
    x*: int
    y*: int

const background* = "#000000"
const backgroundalt* = "#bb222222"
const backgroundalt2* = "#bb333333"
const foreground* = "#dfdfdf"
const foregroundalt* = "#777"
const foregroundalt2* = "#ccc"
const black* = "#000000"
const white* = "#FFFFFF"
const yellow* = "#ffb52a"
const red* = "#e60053"
const purple* = "#9f78e1" 
const blue* = "#0a6cf5"
const lightblue* = "#7296EF"
const lighterblue* = "#B5DDF7"
const green* = "#4b9901"
const lightgreen* = "#00ff00"
const grey* = "#dfdfdf"
const darkgrey* = "#444"
const primary* = yellow
const secondary* = red
const alert* = "#bd2c40"
var loop* = true
var stoploop* = false
var dmenu = false
var rofi = false

proc newi3BarData*(): i3BarData =
  return i3BarData(
    title: "Info : ",
    full_text: "",
    short_text: "",
    color: foreground,
    border: white,
    background: black
    )
proc debugLog*(str: string) =
  let f = open("/tmp/debug.txt",fmAppend)
  defer: f.close()
  f.writeLine(str)

proc parseInput*(): i3BarInput =
  let input = readLineFromStdin("")
  try:
    let jsonNode = parseJson(input)
    let i3input = to(jsonNode, i3BarInput)
    return i3input
  except:
    return i3BarInput()

proc clearInput*(count: int = 1) =
  for x in countup(1, count):
    discard readLineFromStdin("")

proc getArguments*(): seq[string] =
  let args = commandLineParams()
  return args

proc runDMenu*(data: i3BarData, opts: varargs[string]): string =
  var cmd = "echo -e \"" & $data.full_text & "\n"
  for opt in opts:
    cmd = cmd & opt & "\n"
  cmd = cmd & "\" | dmenu"
  #cmd = cmd & " -l 2 "
  cmd = cmd & " -p \"" & $data.title & "\""
  cmd = cmd & " -nb \"" & $data.background & "\""
  cmd = cmd & " -nf \"" & $data.color & "\""
  cmd = cmd & " -sb \"" & $data.border & "\""
  cmd = cmd & " -sf \"" & $data.color & "\""
  #echo "Dmenu :", cmd
  let output = execCmdEx(cmd)
  let option:string = strip(output[0])
  discard execCmd("i3-msg mode \"default\"")
  return option

proc runRofi*(data: i3BarData) =
  var cmd = "rofi"
  cmd = cmd & " -e \"" & $data.full_text & "\""
  #echo "Rofi : ", cmd
  discard execCmd(cmd)
  discard execCmd("i3-msg mode \"default\"")

proc outputJSON*(data: i3barData, args: seq[string]): string {.discardable.} =
  var output = ""
  if dmenu:
    output = runDMenu(data, args)
  elif rofi:
    runRofi(data)
  else:
    var j_data = data
    if j_data.html_text != "":
      j_data.full_text = j_data.html_text
    echo $$j_data
  return output

let args = getArguments()
for arg in args:
  if arg == "noloop":
    stoploop = true
  if arg == "dmenu":
    stoploop = true
    dmenu = true
  if arg == "rofi":
    stoploop = true
    rofi = true