X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=ledger.py;h=27675da2778e2d7cd94c0354fa7c93848b6eef05;hb=255b10fbe4b0c688828d510868017565af50b57f;hp=5610293becb20bcdff004447b7ba18b5a91ff277;hpb=2b686c3a54fdd117075df17d7c12fd6e776c35ce;p=misc diff --git a/ledger.py b/ledger.py index 5610293..27675da 100755 --- a/ledger.py +++ b/ledger.py @@ -2,6 +2,7 @@ from http.server import BaseHTTPRequestHandler, HTTPServer import sys import os import html +import jinja2 from urllib.parse import parse_qs, urlparse hostName = "localhost" serverPort = 8082 @@ -25,6 +26,104 @@ def apply_booking_to_account_balances(account_sums, account, currency, amount): account_sums[account][currency] += amount +def add_taxes(lines): + import decimal + bookings, _ = parse_lines(lines) + _, account_sums = bookings_to_account_tree(bookings) + expenses_so_far = -1 * account_sums['Assets']['€'] + needed_income_before_krankenkasse = expenses_so_far + ESt_this_month = 0 + left_over = needed_income_before_krankenkasse - ESt_this_month + too_low = 0 + too_high = 2 * needed_income_before_krankenkasse + E0 = 10908 + E1 = 15999 + E2 = 62809 + E3 = 277825 + while True: + zvE = 12 * needed_income_before_krankenkasse + if zvE < E0: + ESt = decimal.Decimal(0) + elif zvE < E1: + y = (zvE - E0)/10000 + ESt = (decimal.Decimal(979.18) * y + 1400) * y + elif zvE < E2: + y = (zvE - E1)/10000 + ESt = (decimal.Decimal(192.59) * y + 2397) * y + decimal.Decimal(966.53) + elif zvE < E3: + ESt = decimal.Decimal(0.42) * (zvE - decimal.Decimal(62809)) + decimal.Decimal(16405.54) + else: + ESt = decimal.Decimal(0.45) * (zvE - decimal.Decimal(277825)) + decimal.Decimal(106713.52) + ESt_this_month = ESt / 12 + left_over = needed_income_before_krankenkasse - ESt_this_month + if abs(left_over - expenses_so_far) < 0.1: + break + elif left_over < expenses_so_far: + too_low = needed_income_before_krankenkasse + elif left_over > expenses_so_far: + too_high = needed_income_before_krankenkasse + needed_income_before_krankenkasse = too_low + (too_high - too_low)/2 + line_income_tax = f' Reserves:Einkommenssteuer {ESt_this_month:.2f}€ ; expenses so far: {expenses_so_far:.2f}€; zvE: {zvE:.2f}€; ESt total: {ESt:.2f}€; needed before Krankenkasse: {needed_income_before_krankenkasse:.2f}€' + kk_minimum_income = 1096.67 + kk_factor = decimal.Decimal(0.189) + kk_minimum_tax = decimal.Decimal(207.27) + # kk_minimum_income = 1131.67 + # kk_factor = decimal.Decimal(0.191) + # kk_minimum_tax = decimal.Decimal(216.15) + # kk_factor = decimal.Decimal(0.197) + # kk_minimum_tax = decimal.Decimal(222.94) + kk_add = max(0, kk_factor * needed_income_before_krankenkasse - kk_minimum_tax) + line_kk_minimum = f' Reserves:Month:Krankenkassendefaultbeitrag {kk_minimum_tax:.2f}€ ; assed minimum income {kk_minimum_income:.2f}€ * {kk_factor:.3f}' + line_kk_add = f' Reserves:Month:Krankenkassenbeitragswachstum {kk_add:.2f}€ ; max(0, {kk_factor:.3f} * {needed_income_before_krankenkasse:.2f}€ - {kk_minimum_tax:.2f}€)' + final_minus = expenses_so_far + ESt_this_month + kk_minimum_tax + kk_add + line_finish = f' Assets -{final_minus:.2f}€' + return [line_income_tax, line_kk_minimum, line_kk_add, line_finish] + + +def bookings_to_account_tree(bookings): + account_sums = {} + for booking in bookings: + for account, changes in booking.account_changes.items(): + for currency, amount in changes.items(): + apply_booking_to_account_balances(account_sums, account, currency, amount) + account_tree = {} + def collect_branches(account_name, path): + node = account_tree + path_copy = path[:] + while len(path_copy) > 0: + step = path_copy.pop(0) + node = node[step] + toks = account_name.split(":", maxsplit=1) + parent = toks[0] + if parent in node.keys(): + child = node[parent] + else: + child = {} + node[parent] = child + if len(toks) == 2: + k, v = collect_branches(toks[1], path + [parent]) + if k not in child.keys(): + child[k] = v + else: + child[k].update(v) + return parent, child + for account_name in sorted(account_sums.keys()): + k, v = collect_branches(account_name, []) + if k not in account_tree.keys(): + account_tree[k] = v + else: + account_tree[k].update(v) + def collect_totals(parent_path, tree_node): + for k, v in tree_node.items(): + child_path = parent_path + ":" + k + for currency, amount in collect_totals(child_path, v).items(): + apply_booking_to_account_balances(account_sums, parent_path, currency, amount) + return account_sums[parent_path] + for account_name in account_tree.keys(): + account_sums[account_name] = collect_totals(account_name, account_tree[account_name]) + return account_tree, account_sums + + def parse_lines(lines): import datetime import decimal @@ -34,7 +133,7 @@ def parse_lines(lines): start_line = 0 bookings = [] comments = [] - lines += [''] # to ensure a booking-ending last line + lines = lines.copy() + [''] # to ensure a booking-ending last line for i, line in enumerate(lines): prefix = f"line {i}" # we start with the case of an utterly empty line @@ -55,7 +154,7 @@ def parse_lines(lines): # if non-empty line, first get comment if any, and commit to DB split_by_comment = stripped_line.split(sep=";", maxsplit=1) if len(split_by_comment) == 2: - comments[i] = split_by_comment[1] + comments[i] = split_by_comment[1].lstrip() # if pre-comment empty: if inside_booking, this must be a comment-only line so we keep it for later ledger-output to capture those comments; otherwise, no more to process for this line non_comment = split_by_comment[0].rstrip() if non_comment.rstrip() == '': @@ -146,6 +245,7 @@ def parse_lines(lines): raise HandledException(f"{prefix} last booking unfinished") return bookings, comments + class Booking: def __init__(self, date_string, description, booking_lines, start_line): @@ -218,13 +318,13 @@ class Database: self.real_lines = [] if os.path.exists(self.db_file): with open(self.db_file, "r") as f: - self.real_lines += f.readlines() + self.real_lines += [l.rstrip() for l in f.readlines()] ret = parse_lines(self.real_lines) self.bookings += ret[0] self.comments += ret[1] def get_lines(self, start, end): - return db.real_lines[start:end] + return self.real_lines[start:end] def replace(self, start, end, lines): import shutil @@ -234,7 +334,8 @@ class Database: shutil.copy(self.db_file, self.db_file + ".bak") f = open(self.lock_file, 'w+') f.close() - text = ''.join(self.real_lines[:start]) + '\n'.join(lines) + ''.join(self.real_lines[end:]) + total_lines = self.real_lines[:start] + lines + self.real_lines[end:] + text = '\n'.join(total_lines) with open(self.db_file, 'w') as f: f.write(text); os.remove(self.lock_file) @@ -248,13 +349,22 @@ class Database: f = open(self.lock_file, 'w+') f.close() with open(self.db_file, 'a') as f: - f.write('\n' + '\n'.join(lines) + '\n'); + f.write('\n\n' + '\n'.join(lines) + '\n\n'); os.remove(self.lock_file) class MyServer(BaseHTTPRequestHandler): header = """ + ledger balance @@ -265,42 +375,65 @@ class MyServer(BaseHTTPRequestHandler): footer = "\n" def do_POST(self): + db = Database() length = int(self.headers['content-length']) postvars = parse_qs(self.rfile.read(length).decode(), keep_blank_values=1) parsed_url = urlparse(self.path) - if '/add_structured' == parsed_url.path: - n_lines = int(len(postvars) / 4) - date = postvars['date'][0] + lines = [] + add_empty_line = None + if '/add_structured' == parsed_url.path and not 'revert' in postvars.keys(): + date = postvars['date'][0] description = postvars['description'][0] start_comment = postvars['line_0_comment'][0] lines = [f'{date} {description} ; {start_comment}'] - for i in range(1, n_lines): + if 'line_0_add' in postvars.keys(): + add_empty_line = 0 + i = j = 1 + while f'line_{i}_comment' in postvars.keys(): + if f'line_{i}_delete' in postvars.keys(): + i += 1 + continue + if f'line_{i}_add' in postvars.keys(): + add_empty_line = j account = postvars[f'line_{i}_account'][0] amount = postvars[f'line_{i}_amount'][0] currency = postvars[f'line_{i}_currency'][0] comment = postvars[f'line_{i}_comment'][0] + i += 1 new_main = f'{account} {amount} {currency}' if '' == new_main.rstrip() == comment.rstrip(): # don't write empty lines continue + j += 1 new_line = new_main if comment.rstrip() != '': new_line += f' ; {comment}' - lines += [new_line] + lines += [new_line] + if 'add_taxes' in postvars.keys(): + lines += add_taxes(lines) elif '/add_free' == parsed_url.path: lines = postvars['booking'][0].splitlines() start = int(postvars['start'][0]) end = int(postvars['end'][0]) try: _, _ = parse_lines(lines) - if start == end == 0: - db.append(lines) + if 'save' in postvars.keys(): + if start == end == 0: + db.append(lines) + else: + db.replace(start, end, lines) + self.send_response(301) + redir_url = '/' + self.send_header('Location', redir_url) + self.end_headers() else: - db.replace(start, end, lines) - self.send_response(301) - self.send_header('Location', '/') - self.end_headers() + page = self.header + self.add_structured(db, start, end, temp_lines=lines, add_empty_line=add_empty_line) + self.footer + self.send_response(200) + self.send_header("Content-type", "text/html") + self.end_headers() + self.wfile.write(bytes(page, "utf-8")) except HandledException as e: self.send_response(400) + self.send_header("Content-type", "text/html") self.end_headers() page = f'{self.header}ERROR: {e}{self.footer}' self.wfile.write(bytes(page, "utf-8")) @@ -315,7 +448,6 @@ class MyServer(BaseHTTPRequestHandler): params = parse_qs(parsed_url.query) start = int(params.get('start', ['0'])[0]) end = int(params.get('end', ['0'])[0]) - bonus_lines = int(params.get('bonus_lines', ['0'])[0]) if parsed_url.path == '/balance': page += self.balance_as_html(db) elif parsed_url.path == '/add_free': @@ -332,47 +464,8 @@ class MyServer(BaseHTTPRequestHandler): self.wfile.write(bytes(page, "utf-8")) def balance_as_html(self, db): - account_sums = {} - for booking in db.bookings: - for account, changes in booking.account_changes.items(): - for currency, amount in changes.items(): - apply_booking_to_account_balances(account_sums, account, currency, amount) - account_tree = {} - def collect_branches(account_name, path): - node = account_tree - path_copy = path[:] - while len(path_copy) > 0: - step = path_copy.pop(0) - node = node[step] - toks = account_name.split(":", maxsplit=1) - parent = toks[0] - if parent in node.keys(): - child = node[parent] - else: - child = {} - node[parent] = child - if len(toks) == 2: - k, v = collect_branches(toks[1], path + [parent]) - if k not in child.keys(): - child[k] = v - else: - child[k].update(v) - return parent, child - for account_name in sorted(account_sums.keys()): - k, v = collect_branches(account_name, []) - if k not in account_tree.keys(): - account_tree[k] = v - else: - account_tree[k].update(v) - def collect_totals(parent_path, tree_node): - for k, v in tree_node.items(): - child_path = parent_path + ":" + k - for currency, amount in collect_totals(child_path, v).items(): - apply_booking_to_account_balances(account_sums, parent_path, currency, amount) - return account_sums[parent_path] - for account_name in account_tree.keys(): - account_sums[account_name] = collect_totals(account_name, account_tree[account_name]) lines = [] + account_tree, account_sums = bookings_to_account_tree(db.bookings) def print_subtree(lines, indent, node, subtree, path): line = f"{indent}{node}" n_tabs = 5 - (len(line) // 8) @@ -395,101 +488,159 @@ class MyServer(BaseHTTPRequestHandler): return f"
{content}
" def ledger_as_html(self, db): - lines = [] - line_sep = '
' - for comment in db.comments: - line = f' ; {comment}' if comment != '' else '' - lines += [line + line_sep] + single_c_tmpl = jinja2.Template('{{c|e}}
') + booking_tmpl = jinja2.Template(""" +

{{date}} {{desc}} {{head_comment|e}} +[edit: structured +/ free +| copy:structured +/ free] + +{% for l in booking_lines %} +{% if l.acc %} + +{% else %} + +{% endif %} +{% endfor %} +
{{l.acc|e}}{{l.money|e}}{{l.comment|e}}
{{l.comment|e}}

+""") + elements_to_write = [] + last_i = i = 0 for booking in db.bookings: i = booking.start_line - suffix = lines[i] - lines[i] = f'

{booking.date_string} {booking.description}{suffix}' + elements_to_write += [single_c_tmpl.render(c=c) for c in db.comments[last_i:i] if c != ''] + booking_end = last_i = booking.start_line + len(booking.lines) + booking_lines = [] for booking_line in booking.lines[1:]: i += 1 + comment = db.comments[i] if booking_line == '': + booking_lines += [{'acc': None, 'money': None, 'comment': comment}] continue - suffix = f' {lines[i]}' if len(lines[i]) > 0 else '' - value = f' {booking_line[1]} {booking_line[2]}' if booking_line[1] else '' - lines[i] = f'{booking_line[0]}{value}{suffix}' - lines[i] = lines[i][:-len(line_sep)] + f"""

-edit: -structured -/ free -| copy: -structured -/ free -
""" - return '\n'.join(lines) - - def header_add_form(self, action): - return f"
\n" - - def footer_add_form(self, start, end, copy): - if copy: - start = end = 0 - return f""" - - - -
""" + money = '' + if booking_line[1]: + money = f'{booking_line[1]} {booking_line[2]}' + account = booking_line[0] + booking_lines += [{'acc': booking_line[0], 'money':money, 'comment':comment}] + elements_to_write += [booking_tmpl.render( + start=booking.start_line, + end=booking_end, + date=booking.date_string, + desc=booking.description, + head_comment=db.comments[booking.start_line], + booking_lines = booking_lines)] + return '\n'.join(elements_to_write) def add_free(self, db, start=0, end=0, copy=False): - content = html.escape(''.join(db.get_lines(start, end))) - return f'{self.header_add_form("add_free")}{self.footer_add_form(start, end, copy)}' + tmpl = jinja2.Template(""" +
+ + + + +
+""") + lines = db.get_lines(start, end) + if copy: + start = end = 0 + return tmpl.render(start=start, end=end, lines=lines) - def add_structured(self, db, start=0, end=0, bonus_lines=10, copy=False): + def add_structured(self, db, start=0, end=0, copy=False, temp_lines=[], add_empty_line=None): + tmpl = jinja2.Template(""" +
+ + + +
+ + + + +
+{% for line in booking_lines %} + + + + + + +
+{% endfor %} +{% for name, items in datalist_sets.items() %} + +{% for item in items %} + +{% endfor %} + +{% endfor %} + + + +
+""") import datetime - lines = db.get_lines(start, end) - bookings, comments = parse_lines(lines) + lines = temp_lines if len(''.join(temp_lines)) > 0 else db.get_lines(start, end) + bookings, comments = parse_lines(lines) if len(bookings) > 1: raise HandledException('can only edit single Booking') - input_lines = '' - last_line = 0 - def inpu(name, val="", datalist=""): - val = val if val is not None else "" - safe_val = html.escape(str(val)) - datalist_string = '' if datalist == '' else f'list="{datalist}"' - return f'' + if add_empty_line is not None: + comments = comments[:add_empty_line+1] + [''] + comments[add_empty_line+1:] + booking = bookings[0] + booking.lines = booking.lines[:add_empty_line+1] + [''] + booking.lines[add_empty_line+1:] + action = 'add_structured' + datalist_sets = {'descriptions': set(), 'accounts': set(), 'currencies': set()} + for b in db.bookings: + datalist_sets['descriptions'].add(b.description) + for account, moneys in b.account_changes.items(): + datalist_sets['accounts'].add(account) + for currency in moneys.keys(): + datalist_sets['currencies'].add(currency) + content = '' today = str(datetime.datetime.now())[:10] + booking_lines = [] + if copy: + start = end = 0 + desc = head_comment = '' if len(bookings) == 0: - input_lines += f'{inpu("date", today)} {inpu("description", "", "descriptions")} ; {inpu("line_0_comment")}
' - last_line = 1 + for i in range(1, 3): + booking_lines += [{'i': i, 'acc': '', 'amt': '', 'curr': '', 'comment': ''}] + date=today else: booking = bookings[0] - last_line = len(comments) - date_string = today if copy else booking.date_string - input_lines += f'{inpu("date", date_string)} {inpu("description", booking.description, "descriptions")} ; {inpu("line_0_comment", comments[0])}
' + desc = booking.description + date = today if copy else booking.date_string + head_comment=comments[0] + last_line = len(comments) for i in range(1, len(comments)): account = amount = currency = '' if i < len(booking.lines) and booking.lines[i] != '': account = booking.lines[i][0] amount = booking.lines[i][1] currency = booking.lines[i][2] - input_lines += f'{inpu(f"line_{i}_account", account, "accounts")} {inpu(f"line_{i}_amount", amount)} {inpu(f"line_{i}_currency", currency, "currencies")} ; {inpu(f"line_{i}_comment", comments[i])}
' - for j in range(bonus_lines): - i = j + last_line - input_lines += f'{inpu(f"line_{i}_account", "", "accounts")} {inpu(f"line_{i}_amount", "", "amounts")} {inpu(f"line_{i}_currency", "", "currencies")} ; {inpu(f"line_{i}_comment")}
' - datalist_sets = {'descriptions': set(), 'accounts': set(), 'currencies': set()} - for b in db.bookings: - datalist_sets['descriptions'].add(b.description) - for account, moneys in b.account_changes.items(): - datalist_sets['accounts'].add(account) - for currency in moneys.keys(): - datalist_sets['currencies'].add(currency) - def build_datalist(name): - datalist = f'' + "\n" - for item in datalist_sets[name]: - safe_item = html.escape(item) - datalist += f'' + "\n" - return f"{datalist}\n" - datalists = build_datalist('descriptions') - datalists += build_datalist('accounts') - datalists += build_datalist('currencies') - return f'{self.header_add_form("add_structured")}{input_lines}{datalists}{self.footer_add_form(start, end, copy)}' - - -db = Database() -if __name__ == "__main__": + booking_lines += [{ + 'i': i, + 'acc': account, + 'amt': amount, + 'curr': currency if currency else '', + 'comment': comments[i], + 'comm_cols': len(comments[i])}] + content += tmpl.render( + action=action, + date=date, + desc=desc, + head_comment=head_comment, + booking_lines=booking_lines, + datalist_sets=datalist_sets, + start=start, + end=end) + return content + + +if __name__ == "__main__": webServer = HTTPServer((hostName, serverPort), MyServer) print(f"Server started http://{hostName}:{serverPort}") try: