PYTHONBREAKPOINT = 0 #disallow breakpoints

import json
import pdb
import re
import os
import sys
import time
import glob
import shutil
from pprint import pprint, pformat
import gzip
import csv
import platform
import inspect
from functools import partial
import os.path

OLDNAMES = "namedata.tsv"
NEWNAMES = "names.tsv"
ERRFILE = "nameerrs.txt"
currProg = "names.py"

# These are for error messages
# for current func name, specify n = 0 or no argument.
# for name of caller of current func, specify 1.
# for name of caller of caller of current func, specify 2. etc.
funcName = lambda n=1: sys._getframe(n + 1).f_code.co_name
callerName = lambda n=2: sys._getframe(n + 1).f_code.co_name
lineNo = lambda n=1: sys._getframe(n + 1).f_lineno

# insert a string into another string at a specific location
def insert_str(stInsert, str, index):
	return str[:index] + strInsert + str[index:]

def at_eof(f):
	return f.tell() == os.fstat(f.fileno()).st_size

def show_tuple(t):
	for item in t:
		print("%s, " % item, end = "")
	print("")

	# Open error file

def open_error(errfile):
	try:
		flErr = open(errfile, "w", encoding = 'latin1')
	except OSError:
		print("OSError: Cannot open error File ", errfile,
		" for writing.", file=sys.stderr)
		return False
	except:
		print("Other error: Cannot open error File ", errfile,
		" for writing.", file=sys.stderr)
		return False
	return True
# End open_error

def open_file(fl, mode):
	try:
		flName = open(fl, mode, encoding='latin1')
	except OSError:
		err= "OSError: Cannot open file %s in mode %s." % (fl,  mode)
		print_error(fl, err)
		return None
	except:
		err= "Other error: Cannot open file %s in mode %s." % (fl,  mode)
		print_error(fl, err)
		return None
	return flName
# end of openFile

# open and read all needed fronimo-related files

# print helpful error message
def print_error(currFile, errMsg):
	print("In %s; caller:%s; line:%d of %s\nfile:'%s'; %s." % (funcName(), callerName(), lineNo(), currProg, currFile, errMsg), file=flErr)
	flErr.flush()

def convert_record(line):
#Placeholders
	dates = 'dates'
	residences = 'residences'

	arRec = line.split('\t')
	length = len(arRec)
	if length < 3:
		print(f"{line}: record too short\n") 
		return line
	firstlast = arRec[0]
	lastfirst = arRec[1]
	birthplace = arRec[2]
	newline = firstlast + '\t' + lastfirst + '\t' + dates + '\t' + birthplace + '\t' + residences + '\t'
#Pick up any alternate names
	i = 3
	while i < length:
		newline = newline + '|' + arRec[i]
		i += 1
	return(newline + '\n')

#end convert_record

def main():
	open_error(ERRFILE)
	flOldNames = open_file(OLDNAMES, "r")
	if not flOldNames:
		print(f"Cannot open {OLDNAMES} file for reading.")
		return False
	flNewNames = open_file(NEWNAMES, "w")
	if not flNewNames:
		print(f"Cannot open {NEWNAMES} file for writing.")
		return False
	stOldNames = flOldNames.read()
	lsIn = stOldNames.split('\n')
	for line in lsIn:
		if line == '':
			continue
		newLine = convert_record(line)
		flNewNames.write(newLine)
	flNewNames.close()

# end main
	
if __name__ ==  "__main__":
	main()