def delete(record):
# show selected record skin
Utility.stdscr.clear()
skins.main()
skins.selected_record()
# show actual selected record
Utility.stdscr.addstr(5, 27, str(record['id']))
Utility.stdscr.addstr(6, 27, str(record['name']))
Utility.stdscr.addstr(7, 27, str(record['phone']))
Utility.stdscr.addstr(10, 20,
'ARE YOU SURE YOU WANT TO DELETE THIS RECORD ?')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(12, 20, '[Y]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(12, 23, ' - YES')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(14, 20, '[N]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(14, 23, ' - NO')
# '121'=y, '89'='Y' and '110'=n, '78'=N
while 1:
key = Utility.stdscr.getch()
if key == 89 or key == 121:
Utility.delete_record(record['id'])
Utility.set_selector(1)
Utility.set_last_page_phonebook(0)
break
elif key == 78 or key == 110:
break
def selected_record():
# show selected record skin
Utility.stdscr.clear()
skins.main()
skins.selected_record()
# show actual selected record
selected_record = Utility.records_on_page[Utility.selector - 1]
Utility.stdscr.addstr(5, 27, str(selected_record['id']))
Utility.stdscr.addstr(6, 27, str(selected_record['name']))
Utility.stdscr.addstr(7, 27, str(selected_record['phone']))
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(10, 20, '[E]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(10, 23, ' - EDIT')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(12, 20, '[D]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(12, 23, ' - DELETE')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(14, 20, '[ESC]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(14, 25, ' - CANCEL')
# selected_record event loop
key = None
while 1:
key = Utility.stdscr.getch()
# 'e'=101 and 'E'=69
if key == 69 or key == 101:
edit(selected_record)
break
# 'd'=100 and 'D'=68
elif key == 100 or key == 68:
delete(selected_record)
break
elif key == 27:
break
# refresh screen show records again
Utility.stdscr.clear()
load_main_details(Utility.records_per_page, 0)
Utility.current_page = 1
def load_main_details(records_per_page, offset, file_to_read=0):
# clear screen
Utility.stdscr.clear()
# load appropriate skin based on file_to_read
if file_to_read:
skins.main()
skins.search()
else:
skins.main()
# check the sort_type
if Utility.sort_type == 0:
records = Utility.get_records(records_per_page, offset, file_to_read)
elif Utility.sort_type == 1:
records = Utility.get_records_reverse(records_per_page, offset,
file_to_read)
# show records
if records:
Utility.show_records(records)
# print total records at the bottom
total = Utility.get_total_records(file_to_read)
Utility.stdscr.addstr(
23, 17, "{} | PAGE: {}".format(total, Utility.current_page))
return 1
else:
Utility.stdscr.addstr(23, 17, '0')
Utility.stdscr.addstr(23, 50, '0 records found')
# refresh screen
Utility.stdscr.refresh()
return 0
def edit(record):
# show selected record skin
Utility.stdscr.clear()
skins.main()
skins.selected_record()
# show actual selected record
Utility.stdscr.addstr(5, 27, str(record['id']))
Utility.stdscr.addstr(6, 27, str(record['name']))
Utility.stdscr.addstr(7, 27, str(record['phone']))
# display cursor
Utility.cursor_display(1)
# display labels
Utility.stdscr.addstr(10, 20, 'NEW NAME: ')
Utility.stdscr.addstr(11, 20, 'NEW PHONE: ')
# accept and validate name
Utility.stdscr.addstr(23, 50, 'Please enter a name.')
name = Utility.bytes_to_str(Utility.stdscr.getstr(10, 30, 30))
while 1:
if name == '':
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Name must not be empty.')
Utility.stdscr.addstr(10, 30, ' ' * 30)
Utility.stdscr.refresh()
name = Utility.bytes_to_str(Utility.stdscr.getstr(10, 30, 30))
else:
break
# accept and validate phone
Utility.stdscr.addstr(23, 50, 'Please enter a phone number.')
phone = Utility.bytes_to_str(Utility.stdscr.getstr(11, 31, 7))
numbers = set('0123456789')
while 1:
if phone == '':
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Number must not be empty.')
Utility.stdscr.addstr(11, 31, ' ' * 7)
Utility.stdscr.refresh()
phone = Utility.bytes_to_str(Utility.stdscr.getstr(11, 31, 7))
elif set(phone).issubset(numbers) == False or len(phone) < 7:
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Incorrect Number.')
Utility.stdscr.addstr(11, 31, ' ' * 7)
Utility.stdscr.refresh()
phone = Utility.bytes_to_str(Utility.stdscr.getstr(11, 31, 7))
else:
break
# remove cursor
Utility.cursor_display(0)
# checks if user wants to save or cancel
Utility.cursor_display(0)
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(14, 20, '[S]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(14, 23, ' - SAVE')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(16, 20, '[ESC]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(16, 25, ' - CANCEL')
key = None
# 's'=115, 'S'=83 and ESC = 27
while (key != 83 and key != 115):
key = Utility.stdscr.getch()
if key == 115 or key == 83:
# edit the record
Utility.edit_record(record['id'], name, phone)
break
elif key == 27:
break
def add():
# add skins
Utility.stdscr.clear()
skins.main()
skins.add()
# show total records
lines = Utility.get_total_records()
Utility.stdscr.addstr(23, 17, str(lines))
Utility.stdscr.refresh()
# get the current id
current_id = Utility.get_id()
Utility.stdscr.addstr(5, 26, current_id)
# display cursor
Utility.cursor_display(1)
# accept and validate name
Utility.stdscr.addstr(23, 50, 'Please enter a name.')
name = Utility.bytes_to_str(Utility.stdscr.getstr(6, 27, 30))
while 1:
if name == '':
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Name must not be empty.')
Utility.stdscr.addstr(6, 27, ' ' * 30)
Utility.stdscr.refresh()
name = Utility.bytes_to_str(Utility.stdscr.getstr(6, 27, 30))
else:
break
# clear validation messages
skins.clear_message()
# accept and validate phone
Utility.stdscr.addstr(23, 50, 'Please enter a 7-digit number.')
phone = Utility.bytes_to_str(Utility.stdscr.getstr(7, 27, 7))
numbers = set('0123456789')
while 1:
if phone == '':
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Number must not be empty.')
Utility.stdscr.addstr(7, 27, ' ' * 7)
Utility.stdscr.refresh()
phone = Utility.bytes_to_str(Utility.stdscr.getstr(7, 27, 7))
elif set(phone).issubset(numbers) == False or len(phone) < 7:
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Incorrect Number.')
Utility.stdscr.addstr(7, 27, ' ' * 7)
Utility.stdscr.refresh()
phone = Utility.bytes_to_str(Utility.stdscr.getstr(7, 27, 7))
else:
break
# clear validation messages
skins.clear_message()
# checks if user wants to save or cancel
Utility.cursor_display(0)
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(10, 20, '[S]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(10, 23, ' - SAVE')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(12, 20, '[ESC]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(12, 25, ' - CANCEL')
key = None
# 's'=115, 'S'=83 and ESC = 27
while (key != 83 and key != 115):
key = Utility.stdscr.getch()
if key == 115 or key == 83:
Utility.save_record(int(current_id), name, phone)
Utility.update_current_id(int(current_id))
break
elif key == 27:
break
# refresh screen show records again
Utility.stdscr.clear()
found_records = load_main_details(Utility.records_per_page, 0)
Utility.set_selector(Utility.selector)
Utility.current_page = 1
return found_records
def search():
# add skins
Utility.stdscr.clear()
skins.main()
skins.search()
y, x = Utility.stdscr.getmaxyx()
# display selection
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(5, 20, '[1]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(5, 23, ' - SEARCH BY NAME')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(7, 20, '[2]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(7, 23, ' - SEARCH BY PHONE NUMBER')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(9, 20, '[ESC]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(9, 25, ' - CANCEL')
# check user selection
Utility.stdscr.addstr(23, 50, 'Search, select your option.')
key = None
# '1'=49 and '2'=50
while (key != 49 and key != 50):
key = Utility.stdscr.getch()
if key == 49: # 1
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Search, by name')
search_by_name()
break
elif key == 50: # 2
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Search, by phone')
search_by_phone()
break
# checks for window resize event
elif curses.is_term_resized(y, x) == True:
Utility.stdscr.clear()
curses.resizeterm(25, 80)
skins.main()
skins.search()
# display selection
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(5, 20, '[1]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(5, 23, ' - SEARCH BY NAME')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(7, 20, '[2]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(7, 23, ' - SEARCH BY PHONE NUMBER')
Utility.stdscr.attron(curses.color_pair(1))
Utility.stdscr.addstr(9, 20, '[ESC]')
Utility.stdscr.attroff(curses.color_pair(1))
Utility.stdscr.addstr(9, 25, ' - CANCEL')
elif key == 27:
break
# refresh screen show records again
Utility.stdscr.clear()
load_main_details(Utility.records_per_page, 0)
Utility.current_page = 1
Utility.set_selector(1)
def search_by_phone():
# add skins
Utility.stdscr.clear()
skins.main()
skins.search()
# display cursor
Utility.cursor_display(1)
y, x = Utility.stdscr.getmaxyx()
# accept and validate name search
Utility.stdscr.addstr(6, 20, 'Phone: ')
Utility.stdscr.addstr(23, 50, 'Please enter a phone number.')
phone = Utility.bytes_to_str(Utility.stdscr.getstr(6, 27, 7))
numbers = set('0123456789')
while 1:
if phone == '':
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Number must not be empty.')
Utility.stdscr.addstr(6, 27, ' ' * 7)
Utility.stdscr.refresh()
phone = Utility.bytes_to_str(Utility.stdscr.getstr(6, 27, 7))
elif set(phone).issubset(numbers) == False:
skins.clear_message()
Utility.stdscr.addstr(23, 50, 'Incorrect Number.')
Utility.stdscr.addstr(6, 27, ' ' * 7)
Utility.stdscr.refresh()
phone = Utility.bytes_to_str(Utility.stdscr.getstr(6, 27, 7))
else:
break
# add searchs results to temp_search.txt
Utility.search_phone(phone)
# hide cursor
Utility.cursor_display(0)
# load records
found_records = load_main_details(Utility.records_per_page, 0, 1)
# set default selector value
if found_records:
Utility.set_selector(1)
Utility.set_last_page_phonebook(1)
# seach name event loop
key = Utility.stdscr.getch()
while 1:
# add new records
if key == curses.KEY_F1:
# reset current page to 1
Utility.current_page = 1
found_records = add()
Utility.set_selector(1)
Utility.set_last_page_phonebook(0)
break
# search records
elif key == curses.KEY_F2:
# reset current page to 1
Utility.current_page = 1
search()
break
# sort order
elif key == curses.KEY_F3 and found_records:
# toggle sort type value
if Utility.sort_type == 0:
Utility.sort_type = 1
elif Utility.sort_type == 1:
Utility.sort_type = 0
# reset current page to 1
Utility.current_page = 1
# reload records
load_main_details(Utility.records_per_page, 0, 1)
# show currently selected sort type
if Utility.sort_type == 0:
sort_by = 'Ascending'
elif Utility.sort_type == 1:
sort_by = 'Descending'
# set selector
Utility.set_selector(1)
Utility.stdscr.addstr(23, 50, "Sort By: {}".format(sort_by))
# show previous records
elif key == curses.KEY_F4 and found_records:
previous_page(1)
Utility.set_selector(1)
# show next records
elif key == curses.KEY_F5 and found_records:
next_page(1)
Utility.set_selector(1)
# enter key for selecting a record
elif key == 10 and found_records:
selected_record()
Utility.set_selector(1)
break
# navigating records using arrow up
elif key == curses.KEY_UP and found_records:
curses.beep()
if Utility.selector > 1: # greater than the first page
Utility.selector -= 1
Utility.set_selector(Utility.selector)
else:
if Utility.current_page != 1:
previous_page(1)
Utility.selector = Utility.total_records_on_page
Utility.set_selector(Utility.selector)
# navigating records using arrow down
elif key == curses.KEY_DOWN and found_records:
curses.beep()
if Utility.selector < Utility.total_records_on_page: # less than the last page
Utility.selector += 1
Utility.set_selector(Utility.selector)
else:
if Utility.current_page != Utility.phonebook_last_page:
next_page(1)
Utility.selector = 1
Utility.set_selector(Utility.selector)
# checks for window resize event
elif curses.is_term_resized(y, x) == True:
Utility.stdscr.clear()
curses.resizeterm(25, 80)
load_main_details(Utility.records_per_page, 0, 1)
Utility.set_selector(Utility.selector)
# escape to exit
elif key == 27:
Utility.set_last_page_phonebook(0)
break
key = Utility.stdscr.getch()