#!/usr/bin/python3

from renderlib import *
from easing import *

# URL to Schedule-XML
scheduleUrl = 'https://cfp.systemd.io/en/systemdconf_2016/public/schedule.xml'

# For (really) too long titles
titlemap = {
	#708: "Neue WEB-Anwendungen des LGRB Baden-Württemberg im Überblick"
}

def introFrames(params):
	move=40

	# 0.5 Seconds
	frames = int(0.5*fps)
	for i in range(0, frames):
		yield (
			('text',     'style', 'opacity', "%.4f" % 0),
			('con',      'style', 'opacity', "%.4f" % 0),
		)

	# 3 Sekunde Text Fadein
	frames = 3*fps
	for i in range(0, frames):
		yield (
			('text', 'style',    'opacity', "%.4f" % easeDelay(easeLinear, 0*fps, i, 0, 1, 2*fps)),
			('text', 'attr',     'transform', 'translate(%.4f, 0)' % easeDelay(easeOutQuad, 0*fps, i, -move, move, 2*fps)),

			('con', 'style', 'opacity', "%.4f" % easeDelay(easeLinear, 1*fps, i, 0, 1, 2*fps)),
			('con', 'attr',  'transform', 'translate(%.4f, 0)' % easeDelay(easeOutQuad, 1*fps, i, -move, move, 2*fps)),
		)

	# 2 Sekunden stillstand
	frames = 2*fps
	for i in range(0, frames):
		yield tuple()

	# 1 Sekunde fadeout
	frames = 1*fps
	for i in range(0, frames):
		yield (
			('text', 'style', 'opacity', "%.4f" % easeLinear(i, 1, -1, frames)),
			('con', 'style', 'opacity', "%.4f" % easeLinear(i, 1, -1, frames)),
		)

	# 0.5 Sekunden stillstand
	frames = int(0.5*fps)
	for i in range(0, frames):
		yield (
			('text', 'style', 'opacity', "%.4f" % 0),
			('con', 'style', 'opacity', "%.4f" % 0),
		)

def outroFrames(params):
	move=50

	# 1 Sekunden stillstand
	frames = 1*fps
	for i in range(0, frames):
		yield (
			('license', 'style',   'opacity', "%.4f" % 0),
		)

	# 4 Sekunde Text Fadein
	frames = 4*fps
	for i in range(0, frames):
		yield (
			('license', 'style',  'opacity', "%.4f" % easeDelay(easeLinear, 0*fps, i, 0, 1, 2*fps)),
			('license', 'attr',   'transform', 'translate(%.4f, 0)' % easeDelay(easeOutQuad, 0*fps, i, -move, move, 2*fps)),
		)

	# 2 Sekunden stillstand
	frames = 2*fps
	for i in range(0, frames):
		yield (
			('license', 'style',   'opacity', "%.4f" % 1),
		)


def pauseFrames(params):
	# 1 Sekunden fade down
	frames = 1*fps
	for i in range(0, frames):
		yield (
			('break', 'style',   'opacity', "%.4f" % easeLinear(i, 0.5, +0.5, frames)),
		)

	# 1 Sekunden fade up
	frames = 1*fps
	for i in range(0, frames):
		yield (
			('break', 'style',   'opacity', "%.4f" % easeLinear(i, 1, -0.5, frames)),
		)

def debug():
	# render(
	# 	'outro.svg',
	# 	'../outro.ts',
	# 	outroFrames
	# )

	render(
		'pause.svg',
		'../pause.ts',
		pauseFrames
	)

	# render(
	# 	'intro.svg',
	# 	'../intro.ts',
	# 	introFrames,
	# 	{
	# 		'$id': 904,
	# 		'$title': 'Was ist Open Source, wie funktioniert das?',
	# 		'$subtitle': 'Die Organisation der Open Geo- und GIS-Welt. Worauf man achten sollte.',
	# 		'$personnames': 'Arnulf Christl, Astrid Emde, Dominik Helle, Till Adams'
	# 	}
	# )

def tasks(queue, params):
	# iterate over all events extracted from the schedule xml-export
	for event in events(scheduleUrl, titlemap):

		# generate a task description and put them into the queue
		queue.put(Rendertask(
			infile = 'intro.svg',
			outfile = str(event['id'])+".ts",
			sequence = introFrames,
			parameters = {
				'$id': event['id'],
				'$title': event['title'],
				'$subtitle': event['subtitle'],
				'$personnames': event['personnames']
			}
		))

	# place a task for the outro into the queue
	queue.put(Rendertask(
		infile = 'outro.svg',
		outfile = 'outro.ts',
		sequence = outroFrames
	))