This applescript will automatically play the episode of the next iTunes TV show.

goNextEpisode.applescript

--Version 20150808
--This applescript will automatically play the episode of the next iTunes TV show.
--Please select Japanese or English. (comment out "--")
--Please export application format. (File > Export > File type > Application > Save)
--This version does not support the jump from the last episode to within three minutes of the place.
--Author is coro (http://coro3.net)

on run {}
	tell application "iTunes" to activate
	repeat
		log "Waiting play TV Show...(Play check after 20s)"
		delay 20
		
		tell application "iTunes"
			set videoKind to ""
			try
				set videoKind to video kind of current track
			end try
			if videoKind = TV show then
				--Notification
				tell application "Script Editor"
					display notification "再生中のTV Showを検出" & return & "再生位置の監視を開始します" with title "goNextEpisode"
					--display notification "Found  playing TV Show" & return & "Start player position trace" with title "goNextEpisode"
				end tell
				
				monitoring() of me
				
			end if
		end tell
	end repeat
	
end run


on monitoring()
	log "Strat monitoring"
	
	repeat
		set timeSize to getTimeSize()
		set nowTime to getNowTime()
		
		if (timeSize - nowTime) > 180 then
			set wait to 179
		else if (timeSize - nowTime) > 60 then
			set wait to 59
		else if (timeSize - nowTime) > 1 then
			set wait to 1
		else if (timeSize - nowTime) < 1 then
			tell application "iTunes"
				next track
				
				--Checking play success
				set videoKind to ""
				try
					set videoKind to video kind of current track
				on error
					--Notification
					tell application "Script Editor"
						display notification "最後の再生でした Scriptを終了します" & return & "Have a nice day!" with title "goNextEpisode"
						--display notification "Last episode. Quit script" & return & "Have a nice day!" with title "goNextEpisode"
					end tell
					error number -128
					
				end try
				
				--Notification
				tell application "Script Editor"
					display notification "次のEpisodeです" with title "goNextEpisode"
					--display notification "Next is episode" with title "goNextEpisode"
				end tell
				
			end tell
		end if
		
		log "Waiting. Next check after " & wait & "s"
		delay wait
		
	end repeat
	
end monitoring


on getTimeSize()
	tell application "iTunes"
		try
			set timeSize to time of current track as text
		on error
			log "iTunes has finished playing(Can't get size time)"
			
			--Notification
			tell application "Script Editor"
				display notification "再生を見失いました" & return & "Scriptを終了します" with title "goNextEpisode"
				--display notification "We lost sight of Play" & return & "Quit script" with title "goNextEpisode"
			end tell
			
			error number -128
			
		end try
		
		set AppleScript's text item delimiters to {":"}
		set timeSize_l to text items of timeSize
		
		try
			--Over 1hour
			set hur to item 1 of timeSize_l
			set min to item 2 of timeSize_l
			set sec to item 3 of timeSize_l
			
			return (hur * 60 * 60) + (min * 60) + sec
			
		on error
			--Under 1hour
			set min to item 1 of timeSize_l
			set sec to item 2 of timeSize_l
			
			return (min * 60) + sec
		end try
		
		
	end tell
end getTimeSize


on getNowTime()
	tell application "iTunes"
		set nowPositionSec to player position
		if nowPositionSec = missing value then
			log "iTunes has finished playing(Can't get now time)"
			--Notification
			tell application "Script Editor"
				display notification "再生を見失いました" & return & "Scriptを終了します" with title "goNextEpisode"
				--display notification "We lost sight of Play" & return & "Quit script" with title "goNextEpisode"
			end tell
			
			error number -128
			
		end if
		return nowPositionSec
	end tell
end getNowTime