#!/usr/bin/env python

# Copyright (C) 2016 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

import os
import sys
from optparse import OptionParser
from toolfunctions import checkDirectory
from toolfunctions import getFileContent
if sys.version_info.major == 3:
    from functools import reduce


def parseCommandLine():
    global directory, tsv
    parser = OptionParser("\n%prog [OPTIONS] [DIRECTORY]")
    parser.add_option("-t", "--tab-separated", dest="tsv",
                      action="http://code.qt.io/store_true", default=False,
                      help="write a tab-separated table")
    (options, args) = parser.parse_args()
    if len(args) == 0:
        directory = os.path.abspath(".")
    elif len(args) == 1:
        directory = os.path.abspath(args[0])
    else:
        print("\nERROR: Too many arguments\n")
        parser.print_help()
        sys.exit(1)
    tsv = options.tsv


def readProperties(line):
    def readOneProperty(rawProperties):
        name, rawProperties = rawProperties.split("=", 1)
        value, rawProperties = rawProperties.split("'", 2)[1:3]
        # we want something human-readable so I think
        # we can live with some imprecision
        return name.strip(" ~?"), value, rawProperties

    objectName, rawProperties = line.split("\t")
    rawProperties = rawProperties.strip("{}")
    properties = {}
    while len(rawProperties) > 0:
        name, value, rawProperties = readOneProperty(rawProperties)
        properties[name] = value
    return objectName, properties


def main():
    global directory, tsv
    objMap = checkDirectory(directory)
    objects = dict(map(readProperties, getFileContent(objMap).splitlines()))

    # Which properties have been used at least once?
    eachObjectsProperties = [set(properties.keys()) for properties in objects.values()]
    usedProperties = list(reduce(lambda x, y: x | y, eachObjectsProperties))

    if tsv:
        print("\t".join(["Squish internal name"] + usedProperties))
        for name, properties in objects.items():
            values = [name] + map(lambda x: properties.setdefault(x, ""), usedProperties)
            print("\t".join(values))
    else:
        maxPropertyLength = max(map(len, usedProperties))
        for name, properties in objects.items():
            print("Squish internal name: %s" % name)
            print("Properties:")
            for key, val in properties.items():
                print("%s: %s" % (key.rjust(maxPropertyLength + 4), val))
            print()
    return 0


if __name__ == '__main__':
    parseCommandLine()
    sys.exit(main())