219 lines
7.2 KiB
Python
219 lines
7.2 KiB
Python
import os
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import json
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import base64
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import atexit
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from datetime import datetime, date, time, timedelta
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from threading import Thread, Event
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from collections.abc import MutableMapping
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from PySide2 import QtCore
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data_dir_path = os.path.join(QtCore.QStandardPaths.writableLocation(QtCore.QStandardPaths.AppDataLocation),
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"fimefracking")
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tasks_path = os.path.join(data_dir_path, "tasks.json")
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data_path = os.path.join(data_dir_path, "data_{}.json")
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#save_delay = 3 * 60
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save_delay = 3
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class Tasks:
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def __init__(self):
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if not os.path.exists(data_dir_path):
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os.mkdir(data_dir_path)
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if os.path.exists(tasks_path):
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with open(tasks_path, "r") as f:
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encoded_tasks = json.loads(f.read())
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self._tasks = list(map(lambda x: base64.b64decode(x.encode("utf-8")).decode("utf-8"), encoded_tasks))
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else:
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self._tasks = []
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@property
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def tasks(self):
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return self._tasks
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@tasks.setter
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def tasks(self, tasks):
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self._tasks = tasks
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self._save()
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def _save(self):
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print("... saving tasks ...")
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encoded_tasks = list(map(lambda x: base64.b64encode(x.encode("utf-8")).decode("utf-8"), self._tasks))
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with open(tasks_path, "w+") as f:
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f.write(json.dumps(encoded_tasks))
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class Data(MutableMapping):
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def __init__(self):
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if not os.path.exists(data_dir_path):
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os.mkdir(data_dir_path)
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self._cache = {}
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self._hot_keys = []
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self._trunning = False
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self._tevent = Event()
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self._thread = None
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def cleanup():
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self._trunning = False
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self._tevent.set()
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if self._thread:
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self._thread.join()
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atexit.register(cleanup)
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def __getitem__(self, key):
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dpath = data_path.format(key)
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if key not in self._cache and os.path.exists(dpath):
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with open(dpath, "r") as f:
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self._cache[key] = json.loads(f.read())
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return self._cache[key]
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def __setitem__(self, key, value):
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self._cache[key] = value
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self._hot_keys.append(key)
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self._schedule_save()
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def _schedule_save(self):
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if self._trunning:
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return
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self._trunning = True
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self._thread = Thread(target=self._executor, daemon=True)
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self._thread.start()
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def _executor(self):
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while self._trunning:
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self._tevent.wait(save_delay)
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self._save()
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def _save(self):
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for key in self._hot_keys:
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print(f"... saving dict {key} ...")
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to_write = self._cache[key] # apparently thread-safe
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with open(data_path.format(key), "w+") as f:
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f.write(json.dumps(to_write))
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self._hot_keys = []
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self._saving = False
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def __delitem__(self, key):
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return NotImplemented
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def __iter__(self):
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return NotImplemented
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def __len__(self):
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# TODO use glob?
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return NotImplemented
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def __repr__(self):
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return f"{type(self).__name__}({self._cache})"
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class Log:
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def __init__(self):
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self._data = Data()
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def cleanup():
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self.log("End")
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atexit.register(cleanup)
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def log(self, task, ptime=None):
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if ptime is None:
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ptime = datetime.now()
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# round to nearest minute
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round_min = timedelta(minutes=round(ptime.second/60))
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ptime = ptime - timedelta(seconds=ptime.second) + round_min
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# month dance necessary to trigger Data.__setitem__
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month = self._data.setdefault(ptime.strftime("%Y-%m"), {})
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month.setdefault(ptime.strftime("%d"), [])\
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.append(f"{ptime.strftime('%H:%M')} {base64.b64encode(task.encode('utf-8')).decode('utf-8')}")
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self._data[ptime.strftime("%Y-%m")] = month
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def last_log(self, pdate=None):
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if pdate is None:
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pdate = date.today()
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if pdate.strftime("%Y-%m") not in self._data \
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or pdate.strftime("%d") not in self._data[pdate.strftime("%Y-%m")] \
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or len(self._data[pdate.strftime("%Y-%m")][pdate.strftime("%d")]) == 0:
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return None
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last = base64.b64decode(
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self._data[pdate.strftime("%Y-%m")][pdate.strftime("%d")][-1].split()[1].encode("utf-8")).decode("utf-8")
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if last == "End":
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month = self._data[pdate.strftime("%Y-%m")]
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del month[pdate.strftime("%d")][-1]
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self._data[pdate.strftime("%Y-%m")] = month
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last = base64.b64decode(
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self._data[pdate.strftime("%Y-%m")][pdate.strftime("%d")][-1].split()[1].encode("utf-8")).decode("utf-8")
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return last
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def report(self, pdate=None):
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if pdate is None:
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pdate = date.today()
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return Report(self._data, pdate)
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class Report:
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def __init__(self, data, pdate):
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self._data = data
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self._date = pdate
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def report(self):
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tmp = []
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for e in self._data[self._date.strftime("%Y-%m")][self._date.strftime("%d")]:
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tstr, b64str = e.split()
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task = base64.b64decode(b64str.encode("utf-8")).decode("utf-8")
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start_time = datetime.combine(self._date, datetime.strptime(tstr, "%H:%M").time())
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tmp.append((task, start_time))
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if self._date == date.today():
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tmp.append(("End", datetime.now()))
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ret = []
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dsum = timedelta()
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for i, t in enumerate(tmp):
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task, start_time = t
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if i < len(tmp) - 1:
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end_time = tmp[i+1][1]
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duration = end_time - start_time
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dsum += duration
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dhours, rem = divmod(duration.seconds, 3600)
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dmins, _ = divmod(rem, 60)
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ret.append([task, start_time.strftime("%H:%M"), f"{dhours:02d}:{dmins:02d}"])
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else:
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ret.append([task, start_time.strftime("%H:%M"), ""])
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ret.append(["", "", ""])
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dhours, rem = divmod(dsum.seconds, 3600)
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dmins, _ = divmod(rem, 60)
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ret.append(["Sum", "", f"{dhours:02d}:{dmins:02d}"])
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return ret
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def save(self, report):
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if self._date == date.today():
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report = report[:-3] # cut off sum display and end time
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else:
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report = report[:-2] # cut off sum display
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save_list = []
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for tstr, ttime, _ in report:
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b64str = base64.b64encode(tstr.encode("utf-8")).decode("utf-8")
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save_string = f"{ttime} {b64str}"
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save_list.append(save_string)
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# month dance necessary to trigger Data.__setitem__
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month = self._data[self._date.strftime("%Y-%m")]
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if month[self._date.strftime("%d")] == save_list: # no changes
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return
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month[self._date.strftime("%d")] = save_list
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self._data[self._date.strftime("%Y-%m")] = month
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def prev_next_avail(self):
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prev = (self._date - timedelta(days=1)).strftime("%d") in self._data[self._date.strftime("%Y-%m")]
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_next = (self._date + timedelta(days=1)).strftime("%d") in self._data[self._date.strftime("%Y-%m")]
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return prev, _next
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def previous(self):
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self._date = self._date - timedelta(days=1)
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def next(self):
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self._date = self._date + timedelta(days=1)
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