X-Git-Url: https://plomlompom.com/repos/berlin_corona.txt?a=blobdiff_plain;ds=sidebyside;f=ledger.py;h=80ca0f63a422b2b907add4c3e1d00f0b5970d8f5;hb=df13fc64930a7d05caf4ded471a27c4ab39faf32;hp=276b1cc87a07d5dd4b30323871736886405e217c;hpb=a628dc4404bec729a4989c7d2198eac474d667c1;p=misc diff --git a/ledger.py b/ledger.py index 276b1cc..80ca0f6 100755 --- a/ledger.py +++ b/ledger.py @@ -25,6 +25,104 @@ 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']['â¬'] + 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}â¬; zvE: {zvE:.2f}â¬; ESt total: {ESt:.2f}â¬; needed before Krankenkasse: {needed_income_before_krankenkasse:.2f}â¬' + 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}â¬)' + final_minus = expenses_so_far + ESt_this_month + kk_minimum_tax + kk_add + line_finish = f' Assets -{final_minus:.2f}â¬' + 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 +132,7 @@ 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 +153,7 @@ 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() == '': @@ -224,7 +322,7 @@ class Database: 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 @@ -255,6 +353,15 @@ class Database: class MyServer(BaseHTTPRequestHandler): header = """ +
ledger balance @@ -265,42 +372,66 @@ 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() + lines += [''] # to ensure Booking-ending last line 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")) @@ -315,60 +446,25 @@ 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': page += self.add_free(db, start, end) elif parsed_url.path == '/add_structured': - bonus_lines = int(params.get('bonus_lines', ['0'])[0]) page += self.add_structured(db, start, end) + elif parsed_url.path == '/copy_free': + page += self.add_free(db, start, end, copy=True) + elif parsed_url.path == '/copy_structured': + page += self.add_structured(db, start, end, copy=True) else: page += self.ledger_as_html(db) page += self.footer 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) @@ -392,77 +488,113 @@ class MyServer(BaseHTTPRequestHandler): def ledger_as_html(self, db): lines = [] - line_sep = '{booking.date_string} {booking.description}{suffix}' + booking_end = booking.start_line + len(booking.lines) + lines[i] = f"""
{booking.date_string} {booking.description} {lines[i]} +[edit: structured +/ free +| copy:structured +/ free] +
{lines[i]} | ||
{booking_line[0]} | {money} | {comment} |