]> njoseph.me Git - nimcoon.git/blobdiff - src/lib.nim
YouTube auto-play
[nimcoon.git] / src / lib.nim
index 30334588040993ba0a5c1d5fb900048ad855205c..204c328a26205bed6f93915fca01ed7449c2c465 100644 (file)
@@ -1,5 +1,4 @@
 import
-  htmlparser,
   httpClient,
   json,
   os,
@@ -8,27 +7,17 @@ import
   sequtils,
   std/[terminal],
   strformat,
-  strformat,
-  strtabs,
   strutils,
-  sugar,
-  tables,
-  uri,
-  xmltree
-
-import config
-
+  tables
 
-type
-  Options* = Table[string, bool]
-  SearchResult* = tuple[title: string, url: string]
-  SearchResults* = seq[tuple[title: string, url: string]]
-  CommandLineOptions* = tuple[searchQuery: string, options: Options]
-  SelectionRange* = tuple[begin: int, until: int]
+import
+  config,
+  types,
+  youtube
 
 
 let
-  processOptions = {poStdErrToStdOut, poUsePath} # poEchoCmd can be added to options for debugging
+  processOptions = {poStdErrToStdOut, poUsePath, poEchoCmd}
   PEERTUBE_REGEX = re"videos\/watch\/[0-9a-f]{8}\b-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-\b[0-9a-f]{12}"
 
 
@@ -45,13 +34,6 @@ proc selectMediaPlayer*(): string =
     return availablePlayers[0]
 
 
-proc getYoutubePage*(searchQuery: string): string =
-  let queryParam = encodeUrl(searchQuery)
-  let client = newHttpClient()
-  let response = get(client, &"https://www.youtube.com/results?hl=en&search_query={queryParam}")
-  $response.body
-
-
 proc getPeerTubeMagnetLink(url: string): string =
   ## Gets the magnet link of the best possible resolution from PeerTube
   let uuid = url.substr(find(url, PEERTUBE_REGEX) + "videos/watch/".len)
@@ -63,31 +45,13 @@ proc getPeerTubeMagnetLink(url: string): string =
   jsonNode["files"][0]["magnetUri"].getStr()
 
 
-func extractTitlesAndUrls*(html: string): SearchResults =
-  {.noSideEffect.}:
-    parseHtml(html).findAll("a").
-      filter(a => "watch" in a.attrs["href"] and a.attrs.hasKey "title").
-      map(a => (a.attrs["title"], "https://www.youtube.com" & a.attrs["href"]))
-
-
 proc presentVideoOptions*(searchResults: SearchResults) =
   eraseScreen()
   for index, (title, url) in searchResults:
     styledEcho $index, ". ", styleBright, fgMagenta, title, "\n", resetStyle, fgCyan, "   ", url, "\n"
 
 
-func isPlaylist(url: string): bool =
-  ##[ Identifies if video is part of a playlist.
-      Only YouTube playlists are supported for now. ]##
-  "www.youtube.com" in url and "&list=" in url
-
-
 func buildPlayerArgs(url: string, options: Table[string, bool], player: string): seq[string] =
-  let url =
-    # Playlists are only supported by MPV player. VLC needs a plugin.
-    if isPlaylist(url) and player == "mpv":
-      "https://www.youtube.com/playlist?" & url.split('&')[1]
-    else: url
   let musicOnly = if options["musicOnly"]: "--no-video" else: ""
   let fullScreen = if options["fullScreen"]: "--fullscreen" else: ""
   filterIt([url, musicOnly, fullScreen], it != "")
@@ -124,9 +88,11 @@ proc download*(args: openArray[string], title: string) =
 func urlLongen(url: string): string = url.replace("youtu.be/", "www.youtube.com/watch?v=")
 
 
-func rewriteInvidiousToYouTube(url: string): string =
+func rewriteInvidiousToYouTube*(url: string): string =
   {.noSideEffect.}:
-    if rewriteInvidiousURLs: url.replace("invidio.us", "www.youtube.com") else: url
+    if rewriteInvidiousURLs and url.replace(".", "").contains("invidious"):
+       &"https://www.youtube.com/watch?v={url.split(\"=\")[1]}"
+    else: url
 
 
 func stripZshEscaping(url: string): string = url.replace("\\", "")
@@ -171,7 +137,11 @@ proc offerSelection(searchResults: SearchResults, options: Table[string, bool],
 
 
 proc handleUserInput(searchResult: SearchResult, options: Table[string, bool], player: string) =
-  if options["download"]:
+  if options["autoPlay"]:
+    play(player, options, searchResult.url, searchResult.title)
+    let nextResult = getAutoPlayVideo(searchResult)
+    handleUserInput(nextResult, options, player) # inifinite playlist till user quits
+  elif options["download"]:
     if options["musicOnly"]:
       download(buildMusicDownloadArgs(searchResult.url), searchResult.title)
     else:
@@ -180,6 +150,38 @@ proc handleUserInput(searchResult: SearchResult, options: Table[string, bool], p
     play(player, options, searchResult.url, searchResult.title)
 
 
+proc isValidOptions*(options: Options): bool =
+  # Check for invalid combinations of options
+  var invalidCombinations = [("musicOnly", "fullScreen"), ("download", "fullScreen"), ("download", "autoPlay")]
+  result = true
+  for combination in invalidCombinations:
+    if options[combination[0]] and options[combination[1]]:
+     stderr.writeLine fmt"Incompatible options provided: {combination[0]} and {combination[1]}"
+     result = false
+  # TODO Make this overridable in configuration
+  if options["autoPlay"] and not options["musicOnly"]:
+    stderr.writeLine "--music-only must be provided with --auto-play. This is to prevent binge-watching."
+    result = false
+
+
+proc updateOptions(options: Options, newOptions: string): Options =
+  result = options
+
+  # Interactive options
+  for option in newOptions:
+    case option
+    of 'm': result["musicOnly"] = true
+    of 'f': result["fullScreen"] = true
+    of 'd': result["download"] = true
+    of 'a': result["autoPlay"] = true
+    else:
+      stderr.writeLine "Invalid option provided!"
+      quit(2)
+
+  if(not isValidOptions(result)):
+    quit(2)
+
+
 proc present*(searchResults: SearchResults, options: Table[string, bool], selectionRange: SelectionRange, player: string) =
   ##[ Continuously present options till the user quits the application
 
@@ -208,8 +210,14 @@ proc present*(searchResults: SearchResults, options: Table[string, bool], select
   of "q":
     quit(0)
   else:
-    let searchResult = searchResults[selectionRange.begin .. selectionRange.until][parseInt(userInput)]
-    handleUserInput(searchResult, options, player)
+    if " " in userInput:
+      let selection = parseInt(userInput.split(" ")[0])
+      let updatedOptions = updateOptions(options, userInput.split(" ")[1])
+      let searchResult = searchResults[selectionRange.begin .. selectionRange.until][selection]
+      handleUserInput(searchResult, updatedOptions, player)
+    else:
+      let searchResult = searchResults[selectionRange.begin .. selectionRange.until][parseInt(userInput)]
+      handleUserInput(searchResult, options, player)
     if options["feelingLucky"]:
       quit(0)
     else: