#!/usr/bin/env python3
#
# This script reads a syntaxTest file and writes all
# sources into their own files. If one source-name specifies subdirectories
# those will be created too.

# Usage: scripts/splitSources.py pathToTestfile
# as a result prints
# -  string of created files separated by whitespaces
# -  'false' if the file only had one source

import sys
import os

hasMultipleSources = False
createdSources = []

def extractSourceName(line):
    if line.find("/") > -1:
        filePath = line[13: line.rindex("/")]
        # fileName = line[line.rindex("/")+1: line.find(" ====")]
        srcName = line[line.find(":")+2: line.find(" ====")]
        return filePath, srcName
    return False, line[line.find(":")+2 : line.find(" ====")]

# expects the first line of lines to be "==== Source: sourceName ===="
# writes the following source into a file named sourceName
def writeSourceToFile(lines):
    filePath, srcName = extractSourceName(lines[0])
    # print "sourceName is", srcName
    # print "filePath is", filePath
    if filePath != False:
        os.system("mkdir -p " + filePath)
    f = open(srcName, mode='a+', encoding='utf8')
    createdSources.append(srcName)
    i = 0
    for idx, line in enumerate(lines[1:]):

        # write to file
        if line[:12] != "==== Source:":
            f.write(line)

        # recursive call if there is another source
        else:
            writeSourceToFile(lines[1+idx:])
            break

if __name__ == '__main__':
    filePath = sys.argv[1]
    # decide if file has multiple sources
    lines = open(filePath, mode='rb', encoding='utf8').read().splitlines()
    if lines[0][:12] == "==== Source:":
        hasMultipleSources = True
        writeSourceToFile(lines)

    if hasMultipleSources:
        srcString = ""
        for src in createdSources:
            srcString += src + ' '
        print(srcString)
    else:
        sys.exit(1)
