git.r.bdr.sh - rbdr/lyricli/blob - Sources/lyricli/main.swift

   1 import Foundation
   2 import Bariloche
   3
   4 // Entry point of the application. This is the main executable
   5 private func main() {
   6
   7     // Bariloche assumes at least one argument, so bypass
   8     // if that's the case.
   9     if CommandLine.arguments.count > 1 {
  10         let parser = Bariloche(command: LyricliCommand())
  11         let result = parser.parse()
  12
  13         if result.count == 0 {
  14             exit(EX_USAGE)
  15         }
  16
  17         if let lyricliCommand = result[0] as? LyricliCommand {
  18             // Flags
  19             checkVersionFlag(lyricliCommand)
  20             checkListSourcesFlag(lyricliCommand)
  21             checkTitleFlag(lyricliCommand)
  22
  23             // String Options
  24
  25             checkEnableSourceFlag(lyricliCommand)
  26             checkDisableSourceFlag(lyricliCommand)
  27             checkResetSourceFlag(lyricliCommand)
  28
  29             checkPositionalArguments(lyricliCommand)
  30
  31         }
  32     }
  33
  34     // Run Lyricli
  35     Lyricli.printLyrics()
  36 }
  37
  38 // Handle the version flag
  39
  40 private func checkVersionFlag(_ command: LyricliCommand) {
  41     if command.version.value {
  42         print(Lyricli.version)
  43         exit(0)
  44     }
  45 }
  46
  47 // Handle the list sources flag
  48
  49 private func checkListSourcesFlag(_ command: LyricliCommand) {
  50     if command.listSources.value {
  51         Lyricli.printSources()
  52         exit(0)
  53     }
  54 }
  55
  56 // Handle the title flag
  57
  58 private func checkTitleFlag(_ command: LyricliCommand) {
  59     Lyricli.showTitle = command.showTitle.value
  60 }
  61
  62 // Handle the enable source flag
  63
  64 private func checkEnableSourceFlag(_ command: LyricliCommand) {
  65     if let source = command.enableSource.value {
  66         Lyricli.enableSource(source)
  67         exit(0)
  68     }
  69 }
  70
  71 // Handle the disable source flag
  72
  73 private func checkDisableSourceFlag(_ command: LyricliCommand) {
  74     if let source = command.disableSource.value {
  75         Lyricli.disableSource(source)
  76         exit(0)
  77     }
  78 }
  79
  80 // Handle the reset source flag
  81
  82 private func checkResetSourceFlag(_ command: LyricliCommand) {
  83     if let source = command.resetSource.value {
  84         Lyricli.resetSource(source)
  85         exit(0)
  86     }
  87 }
  88
  89 // Handle the positional arguments
  90
  91 private func checkPositionalArguments(_ command: LyricliCommand) {
  92     if let artist = command.artist.value {
  93
  94         let currentTrack: Track
  95
  96         if let trackName = command.trackName.value {
  97             currentTrack = Track(withName: trackName, andArtist: artist)
  98         } else {
  99             currentTrack = Track(withName: "", andArtist: artist)
 100         }
 101
 102         Lyricli.printLyrics(currentTrack)
 103         exit(0)
 104     }
 105 }
 106
 107 main()