#!/usr/bin/env python
#vim: et:ts=4:sw=4:sts=4
import json
import os
import re
import shutil

def append_file(file):
    split = file.split('/')[1].split('.')
    module = '.'.join([split[0], split[1]])
    if not module in files:
        files[module] = []
    files[module].append(file)

def copy_file(source, target):
    print 'copying', source, 'to', target
    write_file(target, read_file(source))

def read_file(file):
    print 'reading', file
    f = open(file)
    data = f.read()
    f.close()
    return data

def write_file(file, data):
    print 'writing', file
    write_path(file)
    f = open(file, 'w')
    f.write(data)
    f.close()
    return len(data)

def write_link(source, target):
    print 'linking', source, 'to', target
    write_path(target)
    if os.path.exists(target):
        os.unlink(target)
    os.symlink(source, target)

def write_path(file):
    path = os.path.split(file)[0]
    if path and not os.path.exists(path):
        os.makedirs(path)

# doesn't work here
base_path = os.path.dirname(__file__)
if base_path:
    os.chdir(base_path)

source_path = '../../source/'
build_path = '../../build/'
files = {}

# css
for path, dirnames, filenames in os.walk(source_path + 'css/'):
    for filename in filenames:
        source = os.path.join(path, filename)
        target = source.replace(source_path, build_path)
        write_link(source, target)
        if filename == 'Ox.UI.css':
            append_file(target.replace(build_path, ''))

# js
filename = 'js/Ox.js'
write_link(source_path + filename, build_path + filename)
root = source_path + 'js/'
for path, dirnames, filenames in os.walk(root):
    for dirname in dirnames:
        if dirname[0] != '_':
            if path == root and dirname != 'jquery':
                source = os.path.join(path, dirname)
                target = source.replace(source_path, build_path)
                write_link(source, target)
    for filename in filenames:
        if filename[0] != '.' and filename[0] != '_':
            if 'jquery' in path:
                is_jquery = re.compile('jquery-[\d\.]+\.js').findall(filename)
                is_jquery_min = re.compile('jquery-[\d\.]+\.min\.js').findall(filename)
                source = os.path.join(path, filename)
                if is_jquery:
                    target = os.path.join(path.replace(source_path, build_path), 'jquery.js')
                elif is_jquery_min:
                    target = os.path.join(path.replace(source_path, build_path), 'jquery.min.js')
                else:
                    target = source.replace(source_path, build_path)
                copy_file(source, target)
                if not is_jquery and not is_jquery_min:
                    files['Ox.UI'].append(target.replace(build_path, ''))
            elif path != root and not '_' in path:
                append_file(os.path.join(path, filename).replace(source_path, ''))

# png
for path, dirnames, filenames in os.walk(source_path + 'png/'):
    for filename in filenames:
        if filename[:1] != '.':
            source = os.path.join(path, filename)
            target = source.replace(source_path, build_path)
            copy_file(source, target)
            append_file(target.replace(build_path, ''))

# svg
for path, dirnames, filenames in os.walk(source_path + 'svg/'):
    for filename in filenames:
        if filename[0] != '.' and filename[0] != '_':
            source = os.path.join(path, filename)
            target = source.replace(source_path, build_path)
            copy_file(source, target)
            append_file(target.replace(build_path, ''))
            if 'Ox.UI.classic' in source:
                svg = read_file(source).replace('#404040', '#FFFFFF').replace('#000000', '#FFFFFF')
                target = target.replace('Ox.UI.classic', 'Ox.UI.modern')
                write_file(target, svg)
                append_file(target.replace(build_path, ''))

for module in files:
    file = build_path + 'json/' + module + '.json'
    write_file(file, json.dumps(sorted(files[module]), indent=4, sort_keys=True))