budget/main.py
Luís Murta 51b16c7977
Fixes several FileNotFound at initialization
Added multiple Path.mkdir() when .pfstate, backup, raw and data
directories weren't created.
Adds try-except clause around functions called in init, so that errors
in the early stages are catched to remove already initialized state
files.
Moves filename definitions to tools using global vars.
Removed state.filename = p from main.py introduced when the state
filename was changed.
`self._save()` removed from `PFState` `__init__` as it's not needed. All
setattr already call it.
2021-02-04 23:45:24 +00:00

254 lines
7.6 KiB
Python

from pathlib import Path
import argparse
import datetime as dt
from pfbudget.graph import average, discrete, monthly
from pfbudget.transactions import load_transactions, save_transactions
import pfbudget.report as report
import pfbudget.tools as tools
class PfBudgetInitialized(Exception):
pass
class PfBudgetNotInitialized(Exception):
pass
class DataFileMissing(Exception):
pass
def init(state, args):
"""init function
Creates state file which stores the internal state of the program for later use.
Calls parse, that parses all raw directory into data directory.
args.raw -- raw dir
args.data -- data dir
"""
if not state:
s = dict(
filename=tools.STATE_FILE,
raw_dir=args.raw,
data_dir=args.data,
raw_files=[],
data_files=[],
vacations=[],
last_backup="",
last_datadir_backup="",
)
try:
state = tools.pfstate(tools.STATE_FILE, s)
parse(state, args)
except Exception as e:
print(e)
if Path(tools.STATE_FILE).is_file():
print(f"Deleting {tools.STATE_FILE}")
Path(tools.STATE_FILE).unlink()
else:
raise PfBudgetInitialized()
def restart(state, args):
"""restart function
Deletes state and creates new one. Parses all raw directory into data directory.
New dirs can be passed as arguments, otherwise uses previous values.
args.raw -- raw dir
args.data -- data dir
"""
if state is not None:
for fn in state.data_files:
try:
(Path(state.data_dir) / fn).unlink()
except FileNotFoundError:
raise DataFileMissing("missing {}".format(Path(state.data_dir) / fn))
if args.raw:
state.raw_dir = args.raw
if args.data:
state.data_dir = args.data
state.raw_files = []
state.data_files = []
parse(state, args)
else:
raise PfBudgetNotInitialized()
def backup(state, args):
"""backup function
Saves all transactions on transactions_#.csv
"""
if args.option == "single":
tools.backup(state)
elif args.option == "all":
tools.full_backup(state)
elif args.option == "restore":
tools.restore(state)
def parse(state, args):
"""parse function
Extracts from .pfbudget.pickle the already read files and parses the remaining.
args will be None if called from command line and gathered from the pickle.
args.raw -- raw dir
args.data -- data dir
"""
raw_dir = args.raw if hasattr(args, "raw") else None
data_dir = args.data if hasattr(args, "data") else None
tools.parser(state, raw_dir, data_dir)
categorize(state, args)
def categorize(state, args):
"""categorize function
Automatically categorizes transactions based on the regex of each Category
"""
transactions = load_transactions(state.data_dir)
missing = tools.auto_categorization(state, transactions)
if missing:
tools.manual_categorization(state, transactions)
save_transactions(state.data_dir, transactions)
def vacation(state, args):
"""vacation function
Adds vacations to the pfstate
date(2019, 12, 23), date(2020, 1, 2)
date(2020, 7, 1), date(2020, 7, 30)
"""
if args.option == "list":
print(state.vacations)
elif args.option == "remove":
vacations = state.vacations
del state.vacations[args.pos[0]]
state.vacations = vacations
elif args.option == "add":
start = dt.datetime.strptime(args.start[0], "%Y/%m/%d").date()
end = dt.datetime.strptime(args.end[0], "%Y/%m/%d").date()
vacations = state.vacations
vacations.append((start, end))
state.vacations = vacations
def status(state, args):
print(state)
def graph(state, args):
start, end = None, None
if args.start or args.interval:
start = dt.datetime.strptime(args.start[0], "%Y/%m/%d").date()
if args.end or args.interval:
end = dt.datetime.strptime(args.end[0], "%Y/%m/%d").date()
if args.interval:
start = dt.datetime.strptime(args.interval[0], "%Y/%m/%d").date()
end = dt.datetime.strptime(args.interval[1], "%Y/%m/%d").date()
if args.year:
start = dt.datetime.strptime(args.year[0], "%Y").date()
end = dt.datetime.strptime(
str(int(args.year[0]) + 1), "%Y"
).date() - dt.timedelta(days=1)
if args.option == "monthly":
monthly(state, start, end)
elif args.option == "discrete":
discrete(state, start, end)
def f_report(state, args):
report.net(state)
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="does cool finance stuff")
parser.add_argument("-q", "--quiet", help="quiet")
subparsers = parser.add_subparsers(
dest="task", required=True, help="sub-command help"
)
p_init = subparsers.add_parser("init", help="init help")
p_restart = subparsers.add_parser("restart", help="restart help")
p_backup = subparsers.add_parser("backup", help="backup help")
p_parse = subparsers.add_parser("parse", help="parse help")
p_vacation = subparsers.add_parser(
"vacation", help="vacation help format: [YYYY/MM/DD]"
)
p_graph = subparsers.add_parser("graph", help="graph help")
p_report = subparsers.add_parser("report", help="report help")
p_status = subparsers.add_parser("status", help="status help")
p_init.add_argument("raw", help="the raw data dir")
p_init.add_argument("data", help="the parsed data dir")
p_restart.add_argument("--raw", help="new raw data dir")
p_restart.add_argument("--data", help="new parsed data dir")
p_backup.add_argument(
"option",
type=str,
choices=["single", "all", "restore"],
nargs="?",
default="single",
help="backup option help",
)
subparser_vacation = p_vacation.add_subparsers(
dest="option", required=True, help="vacation suboption help"
)
p_vacation_add = subparser_vacation.add_parser("add", help="add help")
p_vacation_add.add_argument(
"start", type=str, nargs=1, help="new vacation start date"
)
p_vacation_add.add_argument("end", type=str, nargs=1, help="new vacation end date")
p_vacation_list = subparser_vacation.add_parser("list", help="list help")
p_vacation_remove = subparser_vacation.add_parser("remove", help="remove help")
p_vacation_remove.add_argument(
"pos", help="position of vacation to remove", type=int, nargs=1
)
p_graph.add_argument(
"option",
type=str,
choices=["monthly", "discrete"],
nargs="?",
default="monthly",
help="graph option help",
)
p_graph_interval = p_graph.add_mutually_exclusive_group()
p_graph_interval.add_argument(
"--interval", type=str, nargs=2, help="graph interval", metavar=("START", "END")
)
p_graph_interval.add_argument("--start", type=str, nargs=1, help="graph start date")
p_graph_interval.add_argument("--end", type=str, nargs=1, help="graph end date")
p_graph_interval.add_argument("--year", type=str, nargs=1, help="graph year")
p_init.set_defaults(func=init)
p_restart.set_defaults(func=restart)
p_backup.set_defaults(func=backup)
p_parse.set_defaults(func=parse)
p_vacation.set_defaults(func=vacation)
p_status.set_defaults(func=status)
p_graph.set_defaults(func=graph)
p_report.set_defaults(func=f_report)
state = tools.pfstate(tools.STATE_FILE)
args = parser.parse_args()
args.func(state, args)