nimcoon.nim

   1 import
   2   htmlparser,
   3   httpClient,
   4   parseopt,
   5   osproc,
   6   sequtils,
   7   sugar,
   8   strformat,
   9   std/[terminal],
  10   strtabs,
  11   strutils,
  12   tables,
  13   uri,
  14   xmltree
  15
  16 import config
  17
  18 type
  19   SearchResult = tuple[title: string, url: string]
  20   CommandLineOptions = tuple[searchQuery: string, musicOnly: bool, feelingLucky: bool, fullScreen: bool]
  21
  22 proc selectMediaPlayer(): string =
  23   let availablePlayers = filterIt(supportedPlayers, execProcess("which " & it).len != 0)
  24   if len(availablePlayers) == 0:
  25     stderr.writeLine &"Please install one of the supported media players: {supportedPlayers}"
  26     raise newException(OSError, "No supported media player found")
  27   else:
  28     return availablePlayers[0]
  29
  30 proc parseOptions(): CommandLineOptions =
  31   var
  32     searchQuery = ""
  33     musicOnly = false
  34     feelingLucky = false
  35     fullScreen = false
  36
  37   for kind, key, value in getopt():
  38     case kind
  39     of cmdArgument:
  40       searchQuery = key
  41     of cmdShortOption, cmdLongOption:
  42       case key
  43       of "m", "music": musicOnly = true
  44       of "l", "lucky": feelingLucky = true
  45       of "f", "full-screen": fullScreen = true
  46     of cmdEnd:
  47       discard
  48
  49   return (searchQuery, musicOnly, feelingLucky, fullScreen)
  50
  51 proc getYoutubePage(searchQuery: string): string =
  52   let queryParam = encodeUrl(searchQuery)
  53   let client = newHttpClient()
  54   let response = get(client, &"https://www.youtube.com/results?hl=en&search_query={queryParam}")
  55   return $response.body
  56
  57 proc extractTitlesAndUrls(htmlFile: string): seq[SearchResult] =
  58   parseHtml(htmlFile).findAll("a").
  59     filter(a => "watch" in a.attrs["href"] and a.attrs.hasKey "title").
  60     map(a => (a.attrs["title"], "https://www.youtube.com" & a.attrs["href"]))[..(limit-1)]
  61
  62 proc presentVideoOptions(searchResults: seq[SearchResult]) =
  63   echo ""
  64   for index, (title, url) in searchResults:
  65     styledEcho $index, ". ", styleBright, fgMagenta, title, "\n", resetStyle, fgCyan, url, "\n"
  66
  67 proc play(player: string, args: openArray[string]) =
  68   discard execProcess(player, args=args, options={poStdErrToStdOut, poUsePath, poEchoCmd})
  69   quit(0)
  70
  71 proc directPlay(searchQuery: string, player: string) =
  72   if "watch?" in searchQuery or "videos/watch" in searchQuery:
  73     play(player, args=[searchQuery])
  74   elif searchQuery.startswith("magnet:"):
  75     play("peerflix", args=[searchQuery, &"--{player}"])
  76
  77 proc main() =
  78   let
  79     player = selectMediaPlayer()
  80     (searchQuery, musicOnly, feelingLucky, fullScreen) = parseOptions()
  81
  82   if searchQuery.startswith("https:") or searchQuery.startswith("magnet:"):
  83     directPlay(searchQuery, player)
  84
  85   let searchResults = extractTitlesAndUrls(getYoutubePage(searchQuery))
  86
  87   let number =
  88     if feelingLucky: 0
  89     else:
  90       presentVideoOptions(searchResults)
  91       stdout.styledWrite(fgYellow, "Choose video number: ")
  92       parseInt(readLine(stdin))
  93
  94   styledEcho "\n", fgGreen, "Playing ", styleBright, fgMagenta, searchResults[number].title
  95
  96   var args = @[searchResults[number].url]
  97
  98   if musicOnly:
  99     args.add(playerOptions[player]["musicOnly"])
 100
 101   if fullScreen:
 102     args.add(playerOptions[player]["fullScreen"])
 103
 104   # Play the video using the preferred/available media player
 105   play(player, args)
 106
 107 main()