music
5791 bytes
1#!/usr/bin/env zsh
2
3function music itunes() {
4 local APP_NAME=Music sw_vers=$(sw_vers -productVersion 2>/dev/null)
5
6 autoload is-at-least
7 if [[ -z "$sw_vers" ]] || is-at-least 10.15 $sw_vers; then
8 if [[ $0 = itunes ]]; then
9 echo >&2 The itunes function name is deprecated. Use \'music\' instead.
10 return 1
11 fi
12 else
13 APP_NAME=iTunes
14 fi
15
16 local opt=$1 playlist=$2
17 (( $# > 0 )) && shift
18 case "$opt" in
19 launch|play|pause|stop|rewind|resume|quit)
20 ;;
21 mute)
22 opt="set mute to true"
23 ;;
24 unmute)
25 opt="set mute to false"
26 ;;
27 next|previous)
28 opt="$opt track"
29 ;;
30 vol)
31 local new_volume volume=$(osascript -e "tell application \"$APP_NAME\" to get sound volume")
32 if [[ $# -eq 0 ]]; then
33 echo "Current volume is ${volume}."
34 return 0
35 fi
36 case $1 in
37 up) new_volume=$((volume + 10 < 100 ? volume + 10 : 100)) ;;
38 down) new_volume=$((volume - 10 > 0 ? volume - 10 : 0)) ;;
39 <0-100>) new_volume=$1 ;;
40 *) echo "'$1' is not valid. Expected <0-100>, up or down."
41 return 1 ;;
42 esac
43 opt="set sound volume to ${new_volume}"
44 ;;
45 playlist)
46 # Inspired by: https://gist.github.com/nakajijapan/ac8b45371064ae98ea7f
47 if [[ -n "$playlist" ]]; then
48 osascript 2>/dev/null <<EOF
49 tell application "$APP_NAME"
50 set new_playlist to "$playlist" as string
51 play playlist new_playlist
52 end tell
53EOF
54 if [[ $? -eq 0 ]]; then
55 opt="play"
56 else
57 opt="stop"
58 fi
59 else
60 opt="set allPlaylists to (get name of every playlist)"
61 fi
62 ;;
63 playing|status)
64 local currenttrack currentartist state=$(osascript -e "tell application \"$APP_NAME\" to player state as string")
65 if [[ "$state" = "playing" ]]; then
66 currenttrack=$(osascript -e "tell application \"$APP_NAME\" to name of current track as string")
67 currentartist=$(osascript -e "tell application \"$APP_NAME\" to artist of current track as string")
68 echo -E "Listening to ${fg[yellow]}${currenttrack}${reset_color} by ${fg[yellow]}${currentartist}${reset_color}"
69 else
70 echo "$APP_NAME is $state"
71 fi
72 return 0
73 ;;
74 shuf|shuff|shuffle)
75 # The shuffle property of current playlist can't be changed in iTunes 12,
76 # so this workaround uses AppleScript to simulate user input instead.
77 # Defaults to toggling when no options are given.
78 # The toggle option depends on the shuffle button being visible in the Now playing area.
79 # On and off use the menu bar items.
80 local state=$1
81
82 if [[ -n "$state" && "$state" != (on|off|toggle) ]]; then
83 print "Usage: $0 shuffle [on|off|toggle]. Invalid option."
84 return 1
85 fi
86
87 case "$state" in
88 on|off)
89 # Inspired by: https://stackoverflow.com/a/14675583
90 osascript >/dev/null 2>&1 <<EOF
91 tell application "System Events" to perform action "AXPress" of (menu item "${state}" of menu "Shuffle" of menu item "Shuffle" of menu "Controls" of menu bar item "Controls" of menu bar 1 of application process "iTunes" )
92EOF
93 return 0
94 ;;
95 toggle|*)
96 osascript >/dev/null 2>&1 <<EOF
97 tell application "System Events" to perform action "AXPress" of (button 2 of process "iTunes"'s window "iTunes"'s scroll area 1)
98EOF
99 return 0
100 ;;
101 esac
102 ;;
103 ""|-h|--help)
104 echo "Usage: $0 <option>"
105 echo "option:"
106 echo "\t-h|--help\tShow this message and exit"
107 echo "\tlaunch|play|pause|stop|rewind|resume|quit"
108 echo "\tmute|unmute\tMute or unmute $APP_NAME"
109 echo "\tnext|previous\tPlay next or previous track"
110 echo "\tshuf|shuffle [on|off|toggle]\tSet shuffled playback. Default: toggle. Note: toggle doesn't support the MiniPlayer."
111 echo "\tvol [0-100|up|down]\tGet or set the volume. 0 to 100 sets the volume. 'up' / 'down' increases / decreases by 10 points. No argument displays current volume."
112 echo "\tplaying|status\tShow what song is currently playing in Music."
113 echo "\tplaylist [playlist name]\t Play specific playlist"
114 return 0
115 ;;
116 *)
117 print "Unknown option: $opt"
118 return 1
119 ;;
120 esac
121 osascript -e "tell application \"$APP_NAME\" to $opt"
122}
123
124function _music() {
125 local app_name
126 case "$words[1]" in
127 itunes) app_name="iTunes" ;;
128 music|*) app_name="Music" ;;
129 esac
130
131 local -a cmds subcmds
132 cmds=(
133 "launch:Launch the ${app_name} app"
134 "play:Play ${app_name}"
135 "pause:Pause ${app_name}"
136 "stop:Stop ${app_name}"
137 "rewind:Rewind ${app_name}"
138 "resume:Resume ${app_name}"
139 "quit:Quit ${app_name}"
140 "mute:Mute the ${app_name} app"
141 "unmute:Unmute the ${app_name} app"
142 "next:Skip to the next song"
143 "previous:Skip to the previous song"
144 "vol:Change the volume"
145 "playlist:Play a specific playlist"
146 {playing,status}":Show what song is currently playing"
147 {shuf,shuff,shuffle}":Set shuffle mode"
148 {-h,--help}":Show usage"
149 )
150
151 if (( CURRENT == 2 )); then
152 _describe 'command' cmds
153 elif (( CURRENT == 3 )); then
154 case "$words[2]" in
155 vol) subcmds=( 'up:Raise the volume' 'down:Lower the volume' )
156 _describe 'command' subcmds ;;
157 shuf|shuff|shuffle) subcmds=('on:Switch on shuffle mode' 'off:Switch off shuffle mode' 'toggle:Toggle shuffle mode (default)')
158 _describe 'command' subcmds ;;
159 esac
160 elif (( CURRENT == 4 )); then
161 case "$words[2]" in
162 playlist) subcmds=('play:Play the playlist (default)' 'stop:Stop the playlist')
163 _describe 'command' subcmds ;;
164 esac
165 fi
166
167 return 0
168}
169
170compdef _music music itunes