7b69ddb5ab3e8320184054e9e82b17db9bf6c376
[nimcoon.git] / 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 uri,
13 xmltree
14
15 import config
16
17 type
18 SearchResult = tuple[title: string, url: string]
19 CommandLineOptions = tuple[searchQuery: string, musicOnly: bool, feelingLucky: bool, fullScreen: bool]
20
21 proc selectMediaPlayer(): string =
22 let availablePlayers = filterIt(supportedPlayers, execProcess("which " & it).len != 0)
23 if len(availablePlayers) == 0:
24 stderr.writeLine &"Please install one of the supported media players: {supportedPlayers}"
25 raise newException(OSError, "No supported media player found")
26 else:
27 return availablePlayers[0]
28
29 proc parseOptions(): CommandLineOptions =
30 var
31 searchQuery = ""
32 musicOnly = false
33 feelingLucky = false
34 fullScreen = false
35
36 for kind, key, value in getopt():
37 case kind
38 of cmdArgument:
39 searchQuery = key
40 of cmdShortOption, cmdLongOption:
41 case key
42 of "m", "music": musicOnly = true
43 of "l", "lucky": feelingLucky = true
44 of "f", "full-screen": fullScreen = true
45 of cmdEnd:
46 discard
47
48 return (searchQuery, musicOnly, feelingLucky, fullScreen)
49
50 proc getYoutubePage(searchQuery: string): string =
51 let queryParam = encodeUrl(searchQuery)
52 let client = newHttpClient()
53 let response = get(client, &"https://www.youtube.com/results?hl=en&search_query={queryParam}")
54 return $response.body
55
56 proc extractTitlesAndUrls(html: string): seq[SearchResult] =
57 parseHtml(html).findAll("a").
58 filter(a => "watch" in a.attrs["href"] and a.attrs.hasKey "title").
59 map(a => (a.attrs["title"], "https://www.youtube.com" & a.attrs["href"]))[..(limit-1)]
60
61 proc presentVideoOptions(searchResults: seq[SearchResult]) =
62 echo ""
63 for index, (title, url) in searchResults:
64 styledEcho $index, ". ", styleBright, fgMagenta, title, "\n", resetStyle, fgCyan, url, "\n"
65
66 proc play(player: string, args: openArray[string]) =
67 discard execProcess(player, args=args, options={poStdErrToStdOut, poUsePath, poEchoCmd})
68 quit(0)
69
70 proc directPlay(searchQuery: string, player: string) =
71 if "watch?" in searchQuery or "videos/watch" in searchQuery:
72 play(player, args=[searchQuery])
73 elif searchQuery.startswith("magnet:"):
74 play("peerflix", args=[searchQuery, &"--{player}"])
75
76 proc main() =
77 let
78 player = selectMediaPlayer()
79 (searchQuery, musicOnly, feelingLucky, fullScreen) = parseOptions()
80
81 if searchQuery.startswith("https:") or searchQuery.startswith("magnet:"):
82 directPlay(searchQuery, player)
83
84 let searchResults = extractTitlesAndUrls(getYoutubePage(searchQuery))
85
86 let number =
87 if feelingLucky: 0
88 else:
89 presentVideoOptions(searchResults)
90 stdout.styledWrite(fgYellow, "Choose video number: ")
91 parseInt(readLine(stdin))
92
93 styledEcho "\n", fgGreen, "Playing ", styleBright, fgMagenta, searchResults[number].title
94
95 # This is a pure function with no side effects
96 func buildArgs(): seq[string] =
97 var args = @[searchResults[number].url]
98 if musicOnly: args.add("--no-video")
99 if fullScreen: args.add("--fullscreen")
100 return args
101
102 # Play the video using the preferred/available media player
103 play(player, buildArgs())
104
105 main()