{*****************************************

PAL Script to play Adverts between Tracks

*****************************************}

PAL.Loop := True;                   // Loop the PAL Script

// Declare TPlayer Variables
var Player1 : TPlayer;              // Declare an instance of TPlayer for the Active Player
var Player2 : TPlayer = DeckB;      // Declare an instance of TPlayer for the Idle Player

// Declare Variable to Store the Playlist Rules
var MinAlTime : integer;
var MinArTime : integer;
var MinTiTime : integer;
var MinTrTime : integer;

// Declare the TSongInfo Containers
var P1Track, P2Track, P3Track : TSongInfo;

// Variable Declarations
var AdCount : integer;              // Used to Count the number of adverts added and played

// Declare Adjustable Variables
var NormalVol : integer = 255;      // Set the normal volume level here
var LoudVol : integer = 350;        // Set the high volume level here
var AdTotal : integer = 5;          // Set the number of adverts to play
var PlayCount : integer = 6;        // Set the number of tracks to play before queuing adverts

PAL.WaitForPlayCount(PlayCount);    // Set the number of tracks to play before playing the adverts

PAL.LockExecution;                  // Speed up the Script processing

// Record the current Playlist Rules in Case they are not default
MinAlTime := PlaylistRules.MinAlbumTime;
MinArTime := PlaylistRules.MinArtistTime;
MinTiTime := PlaylistRules.MinTitleTime;
MinTrTime := PlaylistRules.MinTrackTime;

// Set the Playlist Rules to 1 to account for multiple repeats of short adverts
PlaylistRules.MinAlbumTime := 1;
PlaylistRules.MinArtistTime := 1;
PlaylistRules.MinTitleTime := 1;
PlaylistRules.MinTrackTime := 1;

// Check for the Active Player
Player1 := ActivePlayer;            // Assign the Active Player to Player1
If Player1 = DeckB Then Player2 := DeckA;  // Assign the Idle Player to Player 2

Queue.Clear;                        // Clear the Queue for the adverts

// Add the required number of adverts to the top of the queue
for AdCount := 1 to AdTotal do
  begin
  CAT['Advertisements (All)'].QueueTop(smLRP,EnforceRules);
end;

// Wait for the current track to end if it is not an advert
P1Track := Player1.GetSongInfo;
if P1Track['songtype'] = 'S' then
  PAL.WaitForPlayCount(1);

// Capture the Track Information from the Active Player
P3Track := ActivePlayer.GetSongInfo;

// Check for an advert and raise the volume
if P3Track['songtype'] = 'A' then
  Begin
  Player2.Volume := LoudVol;          // Increase the Player Volume for the Adverts
  Player1.Volume := LoudVol;          // Increase the Player Volume for the Adverts
  AdCount := 0;                       // Reset AdCount to 0
end;

// Count the Adverts before reducing the Player Volume
while (AdCount < AdTotal) AND (P3Track['songtype'] <> 'S') do
  begin
  PAL.WaitForPlayCount(1);          // Wait for the Advert to Play
  P3Track := ActivePlayer.GetSongInfo;  // Capture the next Track Information
  end;                              // end for the While loop

// Restore the Normal Volume Level
Player2.Volume := NormalVol;        // Restore the normal Player Volume level
Player1.Volume := NormalVol;        // Restore the normal Player Volume level

// Restore the original Playlist Rules
PlaylistRules.MinAlbumTime  := MinAlTime;
PlaylistRules.MinArtistTime := MinArTime;
PlaylistRules.MinTitleTime  := MinTiTime;
PlaylistRules.MinTrackTime  := MinTrTime;

PAL.UnLockExecution;                // Return PAL Script processing to normal speed

// Housekeeping
Player1.Free;
Player2.Free;
P1Track.Free;
P2Track.Free;
P3Track.Free;