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<title>Network/MPD/Commands/Types.hs</title>
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<pre><a name="line-1"></a><span class='hs-comment'>-- | Module : Network.MPD.Commands.Types</span>
<a name="line-2"></a><span class='hs-comment'>-- Copyright : (c) Ben Sinclair 2005-2009, Joachim Fasting 2010</span>
<a name="line-3"></a><span class='hs-comment'>-- License : LGPL (see LICENSE)</span>
<a name="line-4"></a><span class='hs-comment'>-- Maintainer : Joachim Fasting <joachim.fasting@gmail.com></span>
<a name="line-5"></a><span class='hs-comment'>-- Stability : alpha</span>
<a name="line-6"></a><span class='hs-comment'>--</span>
<a name="line-7"></a><span class='hs-comment'>-- Various MPD data structures and types</span>
<a name="line-8"></a>
<a name="line-9"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Network</span><span class='hs-varop'>.</span><span class='hs-conid'>MPD</span><span class='hs-varop'>.</span><span class='hs-conid'>Commands</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span> <span class='hs-keyword'>where</span>
<a name="line-10"></a>
<a name="line-11"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Network</span><span class='hs-varop'>.</span><span class='hs-conid'>MPD</span><span class='hs-varop'>.</span><span class='hs-conid'>Commands</span><span class='hs-varop'>.</span><span class='hs-conid'>Arg</span> <span class='hs-layout'>(</span><span class='hs-conid'>MPDArg</span><span class='hs-layout'>(</span><span class='hs-varid'>prep</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>Args</span><span class='hs-layout'>(</span><span class='hs-conid'>Args</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-12"></a>
<a name="line-13"></a><a name="Artist"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Artist</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>String</span>
<a name="line-14"></a><a name="Album"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Album</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>String</span>
<a name="line-15"></a><a name="Title"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Title</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>String</span>
<a name="line-16"></a>
<a name="line-17"></a><a name="PlaylistName"></a><span class='hs-comment'>-- | Used for commands which require a playlist name.</span>
<a name="line-18"></a><a name="PlaylistName"></a><span class='hs-comment'>-- If empty, the current playlist is used.</span>
<a name="line-19"></a><a name="PlaylistName"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>PlaylistName</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>String</span>
<a name="line-20"></a>
<a name="line-21"></a><a name="Path"></a><span class='hs-comment'>-- | Used for commands which require a path within the database.</span>
<a name="line-22"></a><a name="Path"></a><span class='hs-comment'>-- If empty, the root path is used.</span>
<a name="line-23"></a><a name="Path"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Path</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>String</span>
<a name="line-24"></a>
<a name="line-25"></a><a name="Meta"></a><span class='hs-comment'>-- | Available metadata types\/scope modifiers, used for searching the</span>
<a name="line-26"></a><a name="Meta"></a><span class='hs-comment'>-- database for entries with certain metadata values.</span>
<a name="line-27"></a><a name="Meta"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Meta</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Artist</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Album</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Title</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Track</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Name</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Genre</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Date</span>
<a name="line-28"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Composer</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Performer</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Disc</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Any</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Filename</span>
<a name="line-29"></a> <span class='hs-keyword'>deriving</span> <span class='hs-conid'>Show</span>
<a name="line-30"></a>
<a name="line-31"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>MPDArg</span> <span class='hs-conid'>Meta</span>
<a name="line-32"></a>
<a name="line-33"></a><a name="ObjectType"></a><span class='hs-comment'>-- | Object types.</span>
<a name="line-34"></a><a name="ObjectType"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>ObjectType</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SongObj</span>
<a name="line-35"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-36"></a>
<a name="line-37"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>MPDArg</span> <span class='hs-conid'>ObjectType</span> <span class='hs-keyword'>where</span>
<a name="line-38"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>SongObj</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"song"</span><span class='hs-keyglyph'>]</span>
<a name="line-39"></a>
<a name="line-40"></a><a name="Seconds"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Seconds</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Integer</span>
<a name="line-41"></a>
<a name="line-42"></a><a name="PLIndex"></a><span class='hs-comment'>-- | Represents a song's playlist index.</span>
<a name="line-43"></a><a name="PLIndex"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>PLIndex</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Pos</span> <span class='hs-conid'>Integer</span> <span class='hs-comment'>-- ^ A playlist position index (starting from 0)</span>
<a name="line-44"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ID</span> <span class='hs-conid'>Integer</span> <span class='hs-comment'>-- ^ A playlist ID number that more robustly</span>
<a name="line-45"></a> <span class='hs-comment'>-- identifies a song.</span>
<a name="line-46"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>,</span> <span class='hs-conid'>Eq</span><span class='hs-layout'>)</span>
<a name="line-47"></a>
<a name="line-48"></a><a name="State"></a><span class='hs-comment'>-- | Represents the different playback states.</span>
<a name="line-49"></a><a name="State"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>State</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Playing</span>
<a name="line-50"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Stopped</span>
<a name="line-51"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Paused</span>
<a name="line-52"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>,</span> <span class='hs-conid'>Eq</span><span class='hs-layout'>)</span>
<a name="line-53"></a>
<a name="line-54"></a><a name="Subsystem"></a><span class='hs-comment'>-- | Represents the various MPD subsystems.</span>
<a name="line-55"></a><a name="Subsystem"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Subsystem</span>
<a name="line-56"></a> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Database</span> <span class='hs-comment'>-- ^ The song database</span>
<a name="line-57"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Update</span> <span class='hs-comment'>-- ^ Database updates</span>
<a name="line-58"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>StoredPlaylist</span> <span class='hs-comment'>-- ^ Stored playlists</span>
<a name="line-59"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Playlist</span> <span class='hs-comment'>-- ^ The current playlist</span>
<a name="line-60"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Player</span> <span class='hs-comment'>-- ^ The player</span>
<a name="line-61"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Mixer</span> <span class='hs-comment'>-- ^ The volume mixer</span>
<a name="line-62"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Output</span> <span class='hs-comment'>-- ^ Audio outputs</span>
<a name="line-63"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Options</span> <span class='hs-comment'>-- ^ Playback options</span>
<a name="line-64"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-65"></a>
<a name="line-66"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>MPDArg</span> <span class='hs-conid'>Subsystem</span> <span class='hs-keyword'>where</span>
<a name="line-67"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>Database</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"database"</span><span class='hs-keyglyph'>]</span>
<a name="line-68"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>Update</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"update"</span><span class='hs-keyglyph'>]</span>
<a name="line-69"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>StoredPlaylist</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"stored_playlist"</span><span class='hs-keyglyph'>]</span>
<a name="line-70"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>Playlist</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"playlist"</span><span class='hs-keyglyph'>]</span>
<a name="line-71"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>Player</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"player"</span><span class='hs-keyglyph'>]</span>
<a name="line-72"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>Mixer</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"mixer"</span><span class='hs-keyglyph'>]</span>
<a name="line-73"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>Output</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"output"</span><span class='hs-keyglyph'>]</span>
<a name="line-74"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>Options</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"options"</span><span class='hs-keyglyph'>]</span>
<a name="line-75"></a>
<a name="line-76"></a><a name="ReplayGainMode"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>ReplayGainMode</span>
<a name="line-77"></a> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Off</span> <span class='hs-comment'>-- ^ Disable replay gain</span>
<a name="line-78"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>TrackMode</span> <span class='hs-comment'>-- ^ Per track mode</span>
<a name="line-79"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>AlbumMode</span> <span class='hs-comment'>-- ^ Per album mode</span>
<a name="line-80"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-81"></a>
<a name="line-82"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>MPDArg</span> <span class='hs-conid'>ReplayGainMode</span> <span class='hs-keyword'>where</span>
<a name="line-83"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>Off</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"off"</span><span class='hs-keyglyph'>]</span>
<a name="line-84"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>TrackMode</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"track"</span><span class='hs-keyglyph'>]</span>
<a name="line-85"></a> <span class='hs-varid'>prep</span> <span class='hs-conid'>AlbumMode</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Args</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"album"</span><span class='hs-keyglyph'>]</span>
<a name="line-86"></a>
<a name="line-87"></a><a name="Count"></a><span class='hs-comment'>-- | Represents the result of running 'count'.</span>
<a name="line-88"></a><a name="Count"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Count</span> <span class='hs-keyglyph'>=</span>
<a name="line-89"></a> <span class='hs-conid'>Count</span> <span class='hs-layout'>{</span> <span class='hs-varid'>cSongs</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span> <span class='hs-comment'>-- ^ Number of songs matching the query</span>
<a name="line-90"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>cPlaytime</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Seconds</span> <span class='hs-comment'>-- ^ Total play time of matching songs</span>
<a name="line-91"></a> <span class='hs-layout'>}</span>
<a name="line-92"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-93"></a>
<a name="line-94"></a><a name="defaultCount"></a><span class='hs-definition'>defaultCount</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Count</span>
<a name="line-95"></a><span class='hs-definition'>defaultCount</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Count</span> <span class='hs-layout'>{</span> <span class='hs-varid'>cSongs</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>cPlaytime</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span> <span class='hs-layout'>}</span>
<a name="line-96"></a>
<a name="line-97"></a><a name="Device"></a><span class='hs-comment'>-- | Represents an output device.</span>
<a name="line-98"></a><a name="Device"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Device</span> <span class='hs-keyglyph'>=</span>
<a name="line-99"></a> <span class='hs-conid'>Device</span> <span class='hs-layout'>{</span> <span class='hs-varid'>dOutputID</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ Output's ID number</span>
<a name="line-100"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>dOutputName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ Output's name as defined in the MPD</span>
<a name="line-101"></a> <span class='hs-comment'>-- configuration file</span>
<a name="line-102"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>dOutputEnabled</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-layout'>}</span>
<a name="line-103"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-104"></a>
<a name="line-105"></a><a name="defaultDevice"></a><span class='hs-definition'>defaultDevice</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Device</span>
<a name="line-106"></a><span class='hs-definition'>defaultDevice</span> <span class='hs-keyglyph'>=</span>
<a name="line-107"></a> <span class='hs-conid'>Device</span> <span class='hs-layout'>{</span> <span class='hs-varid'>dOutputID</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>dOutputName</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span><span class='hs-layout'>,</span> <span class='hs-varid'>dOutputEnabled</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span> <span class='hs-layout'>}</span>
<a name="line-108"></a>
<a name="line-109"></a><a name="Stats"></a><span class='hs-comment'>-- | Container for database statistics.</span>
<a name="line-110"></a><a name="Stats"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Stats</span> <span class='hs-keyglyph'>=</span>
<a name="line-111"></a> <span class='hs-conid'>Stats</span> <span class='hs-layout'>{</span> <span class='hs-varid'>stsArtists</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span> <span class='hs-comment'>-- ^ Number of artists.</span>
<a name="line-112"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stsAlbums</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span> <span class='hs-comment'>-- ^ Number of albums.</span>
<a name="line-113"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stsSongs</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span> <span class='hs-comment'>-- ^ Number of songs.</span>
<a name="line-114"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stsUptime</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Seconds</span> <span class='hs-comment'>-- ^ Daemon uptime in seconds.</span>
<a name="line-115"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stsPlaytime</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Seconds</span> <span class='hs-comment'>-- ^ Total playing time.</span>
<a name="line-116"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stsDbPlaytime</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Seconds</span> <span class='hs-comment'>-- ^ Total play time of all the songs in</span>
<a name="line-117"></a> <span class='hs-comment'>-- the database.</span>
<a name="line-118"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stsDbUpdate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span> <span class='hs-comment'>-- ^ Last database update in UNIX time.</span>
<a name="line-119"></a> <span class='hs-layout'>}</span>
<a name="line-120"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-121"></a>
<a name="line-122"></a><a name="defaultStats"></a><span class='hs-definition'>defaultStats</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Stats</span>
<a name="line-123"></a><span class='hs-definition'>defaultStats</span> <span class='hs-keyglyph'>=</span>
<a name="line-124"></a> <span class='hs-conid'>Stats</span> <span class='hs-layout'>{</span> <span class='hs-varid'>stsArtists</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stsAlbums</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stsSongs</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stsUptime</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span>
<a name="line-125"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stsPlaytime</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stsDbPlaytime</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stsDbUpdate</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span> <span class='hs-layout'>}</span>
<a name="line-126"></a>
<a name="line-127"></a><a name="Song"></a><span class='hs-comment'>-- | Represents a single song item.</span>
<a name="line-128"></a><a name="Song"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Song</span> <span class='hs-keyglyph'>=</span>
<a name="line-129"></a> <span class='hs-conid'>Song</span> <span class='hs-layout'>{</span> <span class='hs-varid'>sgArtist</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgAlbum</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgTitle</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgFilePath</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgGenre</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgName</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgComposer</span>
<a name="line-130"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgPerformer</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span>
<a name="line-131"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgLength</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Seconds</span> <span class='hs-comment'>-- ^ Length in seconds</span>
<a name="line-132"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgDate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ Year</span>
<a name="line-133"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgTrack</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ Track number\/total tracks</span>
<a name="line-134"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgDisc</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ Position in set\/total in set</span>
<a name="line-135"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgIndex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>PLIndex</span>
<a name="line-136"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgAux</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>}</span> <span class='hs-comment'>-- ^ Auxiliary song fields</span>
<a name="line-137"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-138"></a>
<a name="line-139"></a><a name="defaultSong"></a><span class='hs-definition'>defaultSong</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Song</span>
<a name="line-140"></a><span class='hs-definition'>defaultSong</span> <span class='hs-keyglyph'>=</span>
<a name="line-141"></a> <span class='hs-conid'>Song</span> <span class='hs-layout'>{</span> <span class='hs-varid'>sgArtist</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgAlbum</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgTitle</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span>
<a name="line-142"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgGenre</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgName</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgComposer</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span>
<a name="line-143"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgPerformer</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgDate</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgTrack</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-num'>0</span><span class='hs-layout'>,</span><span class='hs-num'>0</span><span class='hs-layout'>)</span>
<a name="line-144"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgDisc</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgFilePath</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgLength</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span>
<a name="line-145"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>sgIndex</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>,</span> <span class='hs-varid'>sgAux</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span> <span class='hs-layout'>}</span>
<a name="line-146"></a>
<a name="line-147"></a><a name="Status"></a><span class='hs-comment'>-- | Container for MPD status.</span>
<a name="line-148"></a><a name="Status"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Status</span> <span class='hs-keyglyph'>=</span>
<a name="line-149"></a> <span class='hs-conid'>Status</span> <span class='hs-layout'>{</span> <span class='hs-varid'>stState</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>State</span>
<a name="line-150"></a> <span class='hs-comment'>-- | A percentage (0-100)</span>
<a name="line-151"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stVolume</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span>
<a name="line-152"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stRepeat</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-153"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stRandom</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-154"></a> <span class='hs-comment'>-- | A value that is incremented by the server every time the</span>
<a name="line-155"></a> <span class='hs-comment'>-- playlist changes.</span>
<a name="line-156"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stPlaylistVersion</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span>
<a name="line-157"></a> <span class='hs-comment'>-- | The number of items in the current playlist.</span>
<a name="line-158"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stPlaylistLength</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span>
<a name="line-159"></a> <span class='hs-comment'>-- | Current song's position in the playlist.</span>
<a name="line-160"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stSongPos</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>PLIndex</span>
<a name="line-161"></a> <span class='hs-comment'>-- | Current song's playlist ID.</span>
<a name="line-162"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stSongID</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>PLIndex</span>
<a name="line-163"></a> <span class='hs-comment'>-- | Next song's position in the playlist.</span>
<a name="line-164"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stNextSongPos</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>PLIndex</span>
<a name="line-165"></a> <span class='hs-comment'>-- | Next song's playlist ID.</span>
<a name="line-166"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stNextSongID</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>PLIndex</span>
<a name="line-167"></a> <span class='hs-comment'>-- | Time elapsed\/total time.</span>
<a name="line-168"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stTime</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Seconds</span><span class='hs-layout'>,</span> <span class='hs-conid'>Seconds</span><span class='hs-layout'>)</span>
<a name="line-169"></a> <span class='hs-comment'>-- | Bitrate (in kilobytes per second) of playing song (if any).</span>
<a name="line-170"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stBitrate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span>
<a name="line-171"></a> <span class='hs-comment'>-- | Crossfade time.</span>
<a name="line-172"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stXFadeWidth</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Seconds</span>
<a name="line-173"></a> <span class='hs-comment'>-- | Samplerate\/bits\/channels for the chosen output device</span>
<a name="line-174"></a> <span class='hs-comment'>-- (see mpd.conf).</span>
<a name="line-175"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stAudio</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span>
<a name="line-176"></a> <span class='hs-comment'>-- | Job ID of currently running update (if any).</span>
<a name="line-177"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stUpdatingDb</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span>
<a name="line-178"></a> <span class='hs-comment'>-- | If True, MPD will play only one song and stop after finishing it.</span>
<a name="line-179"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stSingle</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-180"></a> <span class='hs-comment'>-- | If True, a song will be removed after it has been played.</span>
<a name="line-181"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stConsume</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-182"></a> <span class='hs-comment'>-- | Last error message (if any).</span>
<a name="line-183"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stError</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-layout'>}</span>
<a name="line-184"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-185"></a>
<a name="line-186"></a><a name="defaultStatus"></a><span class='hs-definition'>defaultStatus</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Status</span>
<a name="line-187"></a><span class='hs-definition'>defaultStatus</span> <span class='hs-keyglyph'>=</span>
<a name="line-188"></a> <span class='hs-conid'>Status</span> <span class='hs-layout'>{</span> <span class='hs-varid'>stState</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Stopped</span><span class='hs-layout'>,</span> <span class='hs-varid'>stVolume</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stRepeat</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-189"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stRandom</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span><span class='hs-layout'>,</span> <span class='hs-varid'>stPlaylistVersion</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stPlaylistLength</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span>
<a name="line-190"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stSongPos</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>,</span> <span class='hs-varid'>stSongID</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>,</span> <span class='hs-varid'>stTime</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-num'>0</span><span class='hs-layout'>,</span><span class='hs-num'>0</span><span class='hs-layout'>)</span>
<a name="line-191"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stNextSongPos</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>,</span> <span class='hs-varid'>stNextSongID</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-192"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stBitrate</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stXFadeWidth</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stAudio</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-num'>0</span><span class='hs-layout'>,</span><span class='hs-num'>0</span><span class='hs-layout'>,</span><span class='hs-num'>0</span><span class='hs-layout'>)</span>
<a name="line-193"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stUpdatingDb</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-varid'>stSingle</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span><span class='hs-layout'>,</span> <span class='hs-varid'>stConsume</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-194"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stError</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span> <span class='hs-layout'>}</span>
</pre></body>
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Fedora
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