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#!/usr/bin/env python

from __future__ import division
import os

import random
import sys
import time
random.seed(time.time())
import parse

def main():
    key = "A"
    bps = 60/60
    tempo = 1/bps
    max_duration = 1



    composition = {
        "intro1": {
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 4,
                "grammars": {
                    "u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "ii" x u', '"I" "vii" "III" y u', '"I" "v" "IV" u u'],
                    "w": ['"i" "VII"2 "VI"/4 "V"/4 "i"/4 "VII"2 "VI" "V" w u'],
                    "x": ['"III/2" "VI"/2 "III"/2 "vii"2 "i"2 "V" u'],
                    "y": ['"I" "vi"2 "IV" "V" y y u'],
                },
                "score": "u x u y x w u",
            },
        },
        "intro2": {
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 8,
                "grammars": {
                    "u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "ii" x u', '"I" "vii" "III" y u', '"I" "v" "IV" u u'],
                    "w": ['"i" "VII"2 "VI"/4 "V"/4 "i"/4 "VII"2 "VI" "V" w u'],
                    "x": ['"III/2" "VI"/2 "III"/2 "vii"2 "i"2 "V" u'],
                    "y": ['"I" "vi"2 "IV" "V" y y u'],
                },
                "score": "u x u y x w u",
            },
            "timbre": {
                "score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
                "octave": 6,
                "duration": 8,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']

                },
                "score": "u u u u u",
            },
        },
        "overview": {
            "melody": {  # Instrument 'melody'
                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,
                "duration": 40,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ["I V/2 V/2 V/2 I VII, IV' I IV I VII IV"],
                    "w": ['III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2'],
                    "x": ['I/2 I/2 VI IV/2 V2 z I/2 I/2 VI IV/2 V'],
                },
                "score": "u u w w w w w x x",
            },
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 44,
                "grammars": {
                    "u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "ii" x u', '"I" "vii" "III" y u', '"I" "v" "IV" u u'],
                    "w": ['"i" "VII"2 "VI"/4 "V"/4 "i"/4 "VII"2 "VI" "V" w u'],
                    "x": ['"III/2" "VI"/2 "III"/2 "vii"2 "i"2 "V" u'],
                    "y": ['"I" "vi"2 "IV" "V" y y u'],
                },
                "score": "u x u y x w u",
            },
            "timbre": {
                "score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",




                "octave": 6,
                "duration": 44,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
                },
                "score": "u u u u u",
            },
        },

        "a": {  # Movement block 'a' for reuse throughout the piece
            "melody": {  # Instrument 'melody'
                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,
                "duration": 40,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ["I V/2 V/2 V/2 I VII, IV' x", "I IV w", "I VII IV u"],
                    "w": ['VII I IV V VI VII I IV V VI VII u'],
                    "x": ['VI/4 III/4 II/4 I/4 w'],
                },
                "score": "u",
            },
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 48,
                "grammars": {
                    "u": ['"I" "ii"/4 "ii"/4 "IV"/2 "V"2 "IV" "ii" x u', '"I" "vii" "III" y u', '"I" "v" "IV" u u'],
                    "w": ['"i" "VII"2 "VI"/4 "V"/4 "i"/4 "VII"2 "VI" "V" w u'],
                    "x": ['"III/2" "VI"/2 "III"/2 "vii"2 "i"2 "V" u'],
                    "y": ['"I" "vi"2 "IV" "V" y y u'],
                },
                "score": "u x u y x w u",
            },
            "timbre": {
                "score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
                "octave": 6,

                "duration": 42,

                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
                },
                "score": "u u u u u",
            },
        },
        "b": {  # Movement block 'a' for reuse throughout the piece
            "melody": {  # Instrument 'melody'

                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,
                "duration": 40,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I VII V III u', "y"],
                    "w": ['VII I IV V VI u', 'w'],
                    "x": ['VI/4 III/4 II/4 I/4 w', 'x x'],
                    "y": ["III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2"],
                },
                "score": "w w x x w",
            },
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 44,
                "grammars": {
                    "u": ['"I" "V" "vi" "iii" "IV" "I" "IV" "V" u u', "y"],
                    "y": ['"I" "vi"2 "IV" "V" y y u'],
                },



                "score": "u u y y u",
            },
            "timbre": {

                "score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
                "octave": 6,
                "duration": 40,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
                },
                "score": "u u u u u",
            },
        },
        "zelda1": {  # Movement block 'a' for reuse throughout the piece
            "melody": {  # Instrument 'melody'
                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,
                "duration": 50,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I VI/2 VI/2 IV/2 I VI/2 VI/2 IV/2 I VI/2 VI/2 IV/2 w', "y"],
                    "w": ['VII/2 I/2 II/2 V/2 u'],
                    "x": ['VI/4 III/4 II/4 I/4 w'],
                    "y": ["III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2 x"],
                },
                "score": "w",
            },
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 54,
                "grammars": {
                    "u": ['"I"/2 "V"/2 "vi"/2 "iii"/2 "IV"/2 "I"/2 "IV"/2 "V"/2 u u', "y"],
                    "y": ['"I"/2 "vi" "IV"/2 "V"/2 y y u'],
                },
                "score": "u u y y u",
            },
            "timbre": {
                "score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
                "octave": 6,

                "duration": 54,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
                },

                "score": "u u u u u",
            },
        },
        "zelda2": {  # Movement block 'a' for reuse throughout the piece
            "melody": {  # Instrument 'melody'

                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,



                "duration": 40,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I/2 I/2 VI IV/2 V2 z I/2 I/2 VI IV/2 V u', "w"],
                    "w": ['III/2 II/2 IV/2 III/2 V/2 IV/2 VI/2 V/2 w', 'u', 'x'],
                    "x": ['VII3 z2 V/4 IV/4 V/4 IV/4 V/4 VI/4 II/4 II/4 II/4 I/4 II/2 u', 'w'],
                },
                "score": "u",
            },
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 44,
                "grammars": {
                    "u": ['"I"/2 "V"/2 "vi"/2 "iii"/2 "IV"/2 "I"/2 "IV"/2 "V"/2 u u', "y"],
                    "y": ['"I"/2 "vi" "IV"/2 "V"/2 y y u'],
                },

                "score": "u u y y u",
            },
            "timbre": {
                "score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
                "octave": 6,

                "duration": 44,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
                },
                "score": "u u u u u",
            },
        },
        "timbre_solo": {  # Movement block 'a' for reuse throughout the piece
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 30,
                "grammars": {
                    "u": ['"I"/2 "V"/2 "vi"/2 "iii"/2 "IV"/2 "I"/2 "IV"/2 "V"/2 u u', "y"],
                    "y": ['"I"/2 "vi" "IV"/2 "V"/2 y y u'],
                },
                "score": "u u y y u",
            },
            "timbre": {
                "score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
                "octave": 6,
                "duration": 30,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I VI/2 VI/2 IV/2 u', "y"],
                    "w": ['VII/2 I/2 II/2 V/2 u', 'w w', 'u x'],
                    "x": ['VI/4 III/4 II/4 I/4 w', 'x x', 'x u'],
                    "y": ["III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2 w", 'y y'],
                },
                "score": "u",
            },
        },
        "outro1": {  # Movement block 'a' for reuse throughout the piece
            "melody": {  # Instrument 'melody'
                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,
                "duration": 20,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I VII V III u', "y"],
                    "w": ['VII I IV V VI u', 'w w'],
                    "x": ['VI/4 III/4 II/4 I/4 w', 'x x'],
                    "y": ["III/4 VI/4 II/4 V/4 VI/4 IV/4 VII2"],
                },
                "score": "w w x x w",
            },
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 26,
                "grammars": {
                    "u": ['"I" "V" "vi" "iii" "IV" "I" "IV" "V" u u', "y"],
                    "y": ['"I" "vi"2 "IV" "V" y y u'],
                },
                "score": "u u y y u",
            },
            "timbre": {
                "score_line": "i3 %(time)f %(duration)f 2000 %(octave)d.%(note)s 2 3 5 3",
                "octave": 6,
                "duration": 26,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ['I2 VII2 V2 VI2 I2 IV/2 V/2 III2 u', 'I2 IV2 V2 IV I V2 III2 II2 u']
                },
                "score": "u u u u u",
            },
        },
        "outro2": {
            "rhythm": {
                "score_line": "i1 %(time)f %(duration)f 7000 %(octave)d.%(note)s %(octave)d.%(note)s 0 6",
                "octave": 7,
                "duration": 4,
                "grammars": {
                    "u": ['"I" "V" "vi" "iii" "IV" "I" "IV" "V" u u', "y"],
                    "y": ['"I" "vi"2 "IV" "V" y y u'],
                },
                "score": "u u y y u",
            },
        },
    }

    max_t = 0  # max time encountered so far. Used for movement timing
    progression = "intro1 intro2 overview a timbre_solo zelda1 b zelda2 outro1 outro2"
#    progression = "zelda1"
    for comp_name in progression.split():

        comp_start_time = max_t
        for instr_name, instr in composition[comp_name].iteritems():
            generated_score = generate_score(instr["score"], instr["grammars"])  # Fill in the scores by generating them based on the grammars









#            print generated_score




            score = parse.parse(generated_score, default_octave=instr["octave"])  # Return Node/Chord objects

            # Generate timestamps for the notes 
            t = comp_start_time
            for note in range(len(score)):
                score[note].time = t
                score[note].duration *= tempo
                t += score[note].duration
#                print "time difference =", t-comp_start_time
#                print "instrument duration =",composition[comp_name][instr_name]["duration"]
                if (t-comp_start_time) > float(composition[comp_name][instr_name]["duration"]):
#                    print "here"


                    score = score[:note]
                    break
                max_t = t if t > max_t else max_t
            composition[comp_name][instr_name]["score"] = score

    # Must be done after all note times keyed in, else you can't coordinate melodies with the rhythm chords
    print '''f1  0  512  10  1
            f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08
            f3 0 1025 10 1
    '''
    for comp_name in progression.split():
        print "; Movement:", comp_name
        for instr_name, instr in composition[comp_name].iteritems():
            composition[comp_name][instr_name]["score"] = transliterate_score(composition[comp_name][instr_name]["score"], key)
#            print "\nMovement %s instrument %s" % (comp_name, instr_name)
#            print composition[comp_name][instr_name]["score"] 
            final_score = generate_csound_score(composition[comp_name][instr_name]["score"], composition[comp_name][instr_name]["score_line"])
            for line in final_score:
                print line
            


def make_scale(key):
    notes = ["A", "A#", "B", "C", "C#", "D", "D#", "E", "F", "F#", "G", "G#"]

    scale = [key]

    pos = notes.index(key)
    progression = [2,2,1,2,2,2,1]
    for p in progression:
        pos = (pos + p) % 12
        scale.append(notes[pos])

    return scale


def generate_score(score, grammars):
    while 1:
        found_substitution = False
        for key,value in grammars.iteritems():
            if score.find(key) != -1:
                found_substitution = True
                while score.find(key) != -1:
                    score = score.replace(key, random.choice(grammars[key]), 1)
#                    print scoe
                    if len(score.split()) > 2000:
                        for k in grammars.keys():
                            score = score.replace(k, "")
                        return score
        if found_substitution is False:
            break
    return score

def transliterate_score(score, key):
    scale = make_scale(key)
    scale_conversion = {
        "I": 1,
        "II": 2,
        "III": 3,
        "IV": 4,
        "V": 5,
        "VI": 6,
        "VII": 7,
        "VIII": 8,
    }
    keyed_score = []
    for i in range(len(score)):
        if isinstance(score[i], parse.Note):
            score[i].value = scale[scale_conversion[score[i].value]-1]
        elif isinstance(score[i], parse.Chord):
            chord = []
            root_note_index = scale.index(key) + scale_conversion[score[i].value]
            chord.append(scale[root_note_index])
            chord.append(scale[(root_note_index+3) % 8])
            if score[i].chord_type == "m":  # Minor chords, flat the 5th
                chord.append(scale[(root_note_index+4) % 8])
            else:
                chord.append(scale[(root_note_index+5) % 8])
            score[i].chord = chord
        elif isinstance(score[i], parse.Rest):
            pass
    return score


def generate_csound_score(score, score_line):
    csound_note_values = {
        "C": "00",
        "C#": "01",
        "D": "02",
        "D#": "03",
        "E": "04",
        "F": "05",
        "F#": "06",
        "G": "07",
        "G#": "08",
        "A": "09",
        "A#": "10",
        "B": "11",
    }
    csound_score = []
    for token in score:
        if isinstance(token, parse.Chord):  # Chords
            for note in token.chord: 
                note = csound_note_values[note]
                csound_score.append(score_line % {"time": token.time, "octave": token.octave, "note": note, "duration": token.duration})
        elif isinstance(token, parse.Note):  # Individual notes
            note = csound_note_values[token.value]
            csound_score.append(score_line % {"time": token.time, "octave": token.octave, "note": note, "duration": token.duration})



    return csound_score


if __name__ == "__main__": main() 




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#!/usr/bin/env python

from __future__ import division
import os
import pdb
import random
import sys
import time

import parse




import tree

random.seed(time.time())

def main():
    composition = {
        "verse1": {
            "melody": {  # Instrument 'melody'
                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",


























                "octave": 8,
                "duration": 10,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ["C G/2 G/2 G/2 C B, F' C F C B F (w)"],
                    "w": ["E/4 A/4 D/4 G/4 F/4 F/4 B2 (u)"],
                },

            },
        },
        "verse2": {
            "melody": {  # Instrument 'melody'
                "score_line": "i2 %(time)f %(duration)f 7000 %(octave)d.%(note)s 2",
                "octave": 8,
                "duration": 10,
                "grammars": {  # Notes for this instrument to use in this piece
                    "u": ["C C C C F/2 F/2 F/2 (u)", "D D G/2 A/2 D D (u)"],


                },

            },









        },




    }
    print '''f1 0 512 10 1
f2 0 8192 10 .24 .64 .88 .76 .06 .5 .34 .08
f3 0 1025 10 1
t 0 60







    '''



    start = 0
    for section in composition.values():










#        for subsection in section
        instrs = []







        for instr in section.values():


            sync = None
            max_time = instr["duration"]
            instr_score = render_instr(instr, sync, max_time)
            instrs.append(instr_score)


            for line in generate_csound_score(instr_score, instr["score_line"], start):



                print line
        longest_score = max(instrs, key=lambda i: score_len(i))
        start = score_len(longest_score)
        





def render_instr(instr, sync, max_time):






    grammars = instr["grammars"]
    for g in instr["grammars"]:



        for i in range(len(grammars[g])):
            grammars[g][i] = parse.parse(grammars[g][i])
    init_node = random.choice(instr["grammars"].keys())
    init_score = random.choice(instr["grammars"][init_node])

    score = init_score
    while True:
        time_remaining = max_time - score_len(score)
        try:

            score = choose_node(score, grammars, time_remaining)


        except ValueError:





            break







    return score









def choose_node(score, grammars, time_remaining):

    if time_remaining <= 0:


        raise ValueError("No time remaining in the score")
    node = None



    node_index = None
    for item in range(len(score)):




        if isinstance(score[item], tree.Tree):
            node = score[item].name

            node_index = item
    if node is None:
        raise ValueError("No more nodes to fill in")
    options = []
    for g in range(len(grammars[node])):




        if score_len(grammars[node][g]) <= time_remaining:





            options.append(grammars[node][g])



    if len(options) == 0:
        raise ValueError("No available grammars that will fit in the score")

    phrase = random.choice(options)


    score = score[:node_index-1] + phrase + score[node_index+1:]
    return score


            
            








































































#    movement_start = 0


#    progression = "verse1 verse2"
#    for comp_name in progression.split():
#        # We need an arbitrary grammar from this instrument to start the score with
#        max_instr =  0
#        for instr_name, instr in composition[comp_name].iteritems():
#            for grammar in instr["grammars"]:
#                for g in range(len(instr["grammars"][grammar])):
#                    instr["grammars"][grammar][g] = parse.parse(instr["grammars"][grammar][g], default_octave=instr["octave"])
#            g = random.choice(instr["grammars"].keys())
#            ins_score = random.choice(instr["grammars"][g])
##            ins_score = instr["grammars"][g]
#            score_complete = False
#            while score_complete is False:
#                if score_len(ins_score) >= instr["duration"]:
#                    score_complete = True
#                    break
#                for i in range(len(ins_score)):
#                    if isinstance(ins_score[i], tree.Tree):
#                        unrolled_score = select_node(instr["grammars"][ins_score[i].name])
#                        new_score = ins_score[:i-1] + unrolled_score + ins_score[i+1:]

#                        ins_score = new_score






#                    if i == len(ins_score):
#                        score_complete = True

#                        break
#            
#
#            ins_score = [n for n in ins_score if not isinstance(n, tree.Tree)]


#            composition[comp_name][instr_name]["score"] = ins_score
#









#            if score_len(ins_score) > max_instr:
#                max_instr = score_len(ins_score)
#            for line in generate_csound_score(composition[comp_name][instr_name]["score"], instr["score_line"], movement_start):

#                print line
#
#        movement_start += max_instr



def score_len(score):
    total = 0
    for n in score:
        if not isinstance(n, tree.Tree):
            total += n.duration
    return total


def select_node(grammar):
    return random.choice(grammar)
            

def generate_score(score, grammars):
    while 1:
        found_substitution = False
        for key,value in grammars.iteritems():
            if score.find(key) != -1:
                found_substitution = True
                while score.find(key) != -1:
                    score = score.replace(key, random.choice(grammars[key]), 1)
#                    print scoe
                    if len(score.split()) > 2000:
                        for k in grammars.keys():
                            score = score.replace(k, "")
                        return score
        if found_substitution is False:
            break
    return score
































def generate_csound_score(score, score_line, t):
    csound_note_values = {
        "C": "00",
        "C#": "01",
        "D": "02",
        "D#": "03",
        "E": "04",
        "F": "05",
        "F#": "06",
        "G": "07",
        "G#": "08",
        "A": "09",
        "A#": "10",
        "B": "11",
    }
    csound_score = []
    for token in score:
        if isinstance(token, parse.Chord):  # Chords
            for note in token.chord: 
                note = csound_note_values[note]
                csound_score.append(score_line % {"time": t, "octave": token.octave, "note": note, "duration": token.duration})
        elif isinstance(token, parse.Note):  # Individual notes
            note = csound_note_values[token.value]
            csound_score.append(score_line % {"time": t, "octave": token.octave, "note": note, "duration": token.duration})
        elif isinstance(token, tree.Tree):
            continue
        t += token.duration
    return csound_score


if __name__ == "__main__": main()