import os
import sys
import locale
from random import uniform
from pyo import *

print("Default encoding: ", sys.getdefaultencoding())
print("File system encoding: ", sys.getfilesystemencoding())
print("Locale preferred encoding: ", locale.getpreferredencoding())
print("Locale default encoding: ", locale.getdefaultlocale())

s = Server().boot()
s.verbosity = 15

p = "bébêtte/noise.aif"

########## SNDINFO ###############
info = sndinfo(p)
print("sndinfo output:\n", info)

####### SAVEFILE ##############
sr, dur, chnls, path = 44100, 5, 2, os.path.join("bébêtte", "savefile.aif")
samples = [[uniform(-0.5, 0.5) for i in range(sr * dur)] for i in range(chnls)]
savefile(samples=samples, path=path, sr=sr, channels=chnls, fileformat=1, sampletype=1)
print("Savefile record:", os.path.isfile(os.path.join("bébêtte", "savefile.aif")))

####### SAVEFILEFROMTABLE #########
home = os.path.expanduser("~")
path1 = SNDS_PATH + "/transparent.aif"
path2 = os.path.join("bébêtte", "savefileFromTable.aif")
t = SndTable(path1)
savefileFromTable(table=t, path=path2, fileformat=1, sampletype=1)
print(
    "SavefileFromTable record:", os.path.isfile(os.path.join("bébêtte", "savefileFromTable.aif")),
)

##### UPSAMP/DOWNSAMP ######
# upsample a signal 3 times
upfile = os.path.join("bébêtte", "upsamp.aif")
upsamp(p, upfile, 2, 256)
print("upsamp record:", os.path.isfile(os.path.join("bébêtte", "upsamp.aif")))
# downsample the upsampled signal 3 times
downfile = os.path.join("bébêtte", "downsamp.aif")
downsamp(upfile, downfile, 3, 256)
print("downsamp record:", os.path.isfile(os.path.join("bébêtte", "downsamp.aif")))

######### SfPlayer ###########
sf1 = SfPlayer(p, mul=0.1)
sf1.setPath(downfile)

p2 = os.path.join("bébêtte", "transparent.aif")
######### SfMarkerShuffler ###########
sf2 = SfMarkerShuffler(p2, mul=0.3)

######### SfMarkerLooper ###########
sf3 = SfMarkerLooper(p2, mul=0.3)
rnd = RandInt(len(sf3.getMarkers()), 2)
sf3.mark = rnd

######### SndTable ###########
tab1 = SndTable(p)
tab1.setSound(p2)
tab1.append(p2, 0.2)
tab1.insert(p2, 0.1, 0.1)
tabplay = Osc(tab1, [tab1.getRate(), tab1.getRate() * 1.01], mul=0.5)

######### CvlVerb impulse path ###########
impl = os.path.join("bébêtte", "IRMediumHallStereo.wav")
cv = CvlVerb(tabplay, impl, size=1024, bal=0.7).out()

######### Record ###########
recfile = os.path.join("bébêtte", "recfile.wav")
rec = Record(cv, recfile, chnls=2, fileformat=0, sampletype=0, buffering=4, quality=0.40)

def reccallback():
    global rec
    rec.stop()
    del rec

after = CallAfter(reccallback, 4)

######### Server ###########
servrecfile = os.path.join("bébêtte", "servrecfile.wav")
s.recordOptions(dur=-1, filename=servrecfile)

s.gui(locals(), exit=False)


def delfile(f):
    if os.path.isfile(f):
        os.remove(f)


# On windows, we should delete Sf* objects before deleting the audio files.
del sf1
delfile(os.path.join("bébêtte", "savefile.aif"))
delfile(os.path.join("bébêtte", "savefileFromTable.aif"))
delfile(os.path.join("bébêtte", "upsamp.aif"))
delfile(os.path.join("bébêtte", "downsamp.aif"))
delfile(os.path.join("bébêtte", "recfile.wav"))
delfile(os.path.join("bébêtte", "servrecfile.wav"))
delfile(os.path.join("bébêtte", "servrecfile2.wav"))