From: Christian Heller Date: Sat, 18 Nov 2023 23:36:30 +0000 (+0100) Subject: Improve income_progress_bars.py. X-Git-Url: https://plomlompom.com/repos/%7B%7Bprefix%7D%7D/static/%7B%7B%20web_path%20%7D%7D/blog?a=commitdiff_plain;h=2c81e34cd696fd5da8b4a5d0338b2fe388fa8178;p=misc Improve income_progress_bars.py. --- diff --git a/income_progress_bars.py b/income_progress_bars.py index bccfc24..3edb48d 100644 --- a/income_progress_bars.py +++ b/income_progress_bars.py @@ -106,54 +106,104 @@ table { """) -db_default = { - "timestamp_year": 0, - "timestamp_month": 0, - "timestamp_week": 0, - "year_income": 0, - "month_income": 0, - "week_income": 0, - "workday_hourly_rate_1": 10, - "workday_minutes_worked_1": 0, - "workday_hourly_rate_2": 25, - "workday_minutes_worked_2": 0, - "workday_hourly_rate_3": 50, - "workday_minutes_worked_3": 0, - "year_goal": 20000, - "workdays_per_month": 16 -} -db_file = "db.json" -lock_file = "db.lock" -def load_db(): - if os.path.exists(db_file): - with open(db_file, "r") as f: - return json.load(f) - else: - return db_default +class Database: + timestamp_year = 0, + timestamp_month = 0, + timestamp_week = 0, + year_income = 0, + month_income = 0, + week_income = 0, + workday_hourly_rate_1 = 10, + workday_hourly_rate_2 = 25, + workday_hourly_rate_3 = 50, + workday_minutes_worked_1 = 0, + workday_minutes_worked_2 = 0, + workday_minutes_worked_3 = 0, + year_goal = 20000, + workdays_per_month = 16 + + def __init__(self): + db_name = "_income" + self.db_file = db_name + ".json" + self.lock_file = db_name+ ".lock" + if os.path.exists(self.db_file): + with open(self.db_file, "r") as f: + d = json.load(f) + for k, v in d.items(): + if not hasattr(self, k): + raise Exception("bad key in db: " + k) + setattr(self, k, v) + + def lock(self): + if os.path.exists(self.lock_file): + raise Exception('Sorry, lock file!') + f = open(self.lock_file, 'w+') + f.close() + + def unlock(self): + os.remove(self.lock_file) + + def to_dict(self): + keys = [k for k in dir(self) if (not k.startswith('_')) and (not callable(getattr(self, k)))] + d = {} + for k in keys: + d[k] = getattr(self, k) + return d + + def write_db(self): + self.write_text_to_db(json.dumps(self.to_dict())) + + def backup(self): + import shutil + from datetime import datetime, timedelta + # collect modification times of numbered .bak files + bak_prefix = f'{self.db_file}.bak.' + backup_dates = [] + i = 0 + bak_as = f'{bak_prefix}{i}' + while os.path.exists(bak_as): + mod_time = os.path.getmtime(bak_as) + backup_dates += [str(datetime.fromtimestamp(mod_time))] + i += 1 + bak_as = f'{bak_prefix}{i}' + + # collect what numbered .bak files to save: the older, the fewer; for each + # timedelta, keep the newest file that's older + ages_to_keep = [timedelta(minutes=4**i) for i in range(0, 8)] + now = datetime.now() + to_save = [] + for age in ages_to_keep: + limit = now - age + for i, date in enumerate(reversed(backup_dates)): + if datetime.strptime(date, '%Y-%m-%d %H:%M:%S.%f') < limit: + unreversed_i = len(backup_dates) - i - 1 + if unreversed_i not in to_save: + to_save += [unreversed_i] + break + + # remove redundant backup files + j = 0 + for i in to_save: + if i != j: + source = f'{bak_prefix}{i}' + target = f'{bak_prefix}{j}' + shutil.move(source, target) + j += 1 + for i in range(j, len(backup_dates)): + try: + os.remove(f'{bak_prefix}{i}') + except FileNotFoundError: + pass + + # put copy of current state at end of bak list + shutil.copy(self.db_file, f'{bak_prefix}{j}') -# class Database: -# data_default = { -# "timestamp_year": 0, -# "timestamp_month": 0, -# "timestamp_week": 0, -# "year_income": 0, -# "month_income": 0, -# "week_income": 0, -# "workday_hourly_rate_1": 10, -# "workday_minutes_worked_1": 0, -# "workday_hourly_rate_2": 25, -# "workday_minutes_worked_2": 0, -# "workday_hourly_rate_3": 50, -# "workday_minutes_worked_3": 0, -# "year_goal": 20000, -# "workdays_per_month": 16 -# } -# def __init__(self): -# if os.path.exists(db_file): -# with open(db_file, "r") as f: -# return json.load(f) -# else: -# return db_default + def write_text_to_db(self, text): + self.lock() + self.backup() + with open(self.db_file, 'w') as f: + f.write(text); + self.unlock() class ProgressBar: def __init__(self, title, earned, goal, time_progress=-1): @@ -178,31 +228,26 @@ class MyServer(BaseHTTPRequestHandler): from urllib.parse import parse_qs length = int(self.headers['content-length']) postvars = parse_qs(self.rfile.read(length).decode(), keep_blank_values=1) - db = load_db() - db["workday_minutes_worked_1"] = int(postvars['workday_minutes_worked_1'][0]) - db["workday_minutes_worked_2"] = int(postvars['workday_minutes_worked_2'][0]) - db["workday_minutes_worked_3"] = int(postvars['workday_minutes_worked_3'][0]) - db["workday_hourly_rate_1"] = int(postvars['workday_hourly_rate_1'][0]) - db["workday_hourly_rate_2"] = int(postvars['workday_hourly_rate_2'][0]) - db["workday_hourly_rate_3"] = int(postvars['workday_hourly_rate_3'][0]) - db["year_goal"] = int(postvars['year_goal'][0]) - db["workdays_per_month"] = int(postvars['workdays_per_month'][0]) + db = Database() + db.workday_minutes_worked_1 = int(postvars['workday_minutes_worked_1'][0]) + db.workday_minutes_worked_2 = int(postvars['workday_minutes_worked_2'][0]) + db.workday_minutes_worked_3 = int(postvars['workday_minutes_worked_3'][0]) + db.workday_hourly_rate_1 = int(postvars['workday_hourly_rate_1'][0]) + db.workday_hourly_rate_2 = int(postvars['workday_hourly_rate_2'][0]) + db.workday_hourly_rate_3 = int(postvars['workday_hourly_rate_3'][0]) + db.year_goal = int(postvars['year_goal'][0]) + db.workdays_per_month = int(postvars['workdays_per_month'][0]) if 'finish' in postvars.keys(): - day_income = (db["workday_minutes_worked_1"] / 60.0) * db["workday_hourly_rate_1"] - day_income += (db["workday_minutes_worked_2"] / 60.0) * db["workday_hourly_rate_2"] - day_income += (db["workday_minutes_worked_3"] / 60.0) * db["workday_hourly_rate_3"] - db["year_income"] += day_income - db["month_income"] += day_income - db["week_income"] += day_income - db["workday_minutes_worked_1"] = 0 - db["workday_minutes_worked_2"] = 0 - db["workday_minutes_worked_3"] = 0 - if self.fail_on_lockfile(): - return - with open(lock_file, "w+"): pass - with open(db_file, "w") as f: - json.dump(db, f) - os.remove(lock_file) + day_income = (db.workday_minutes_worked_1 / 60.0) * db.workday_hourly_rate_1 + day_income += (db.workday_minutes_worked_2 / 60.0) * db.workday_hourly_rate_2 + day_income += (db.workday_minutes_worked_3 / 60.0) * db.workday_hourly_rate_3 + db.year_income += day_income + db.month_income += day_income + db.week_income += day_income + db.workday_minutes_worked_1 = 0 + db.workday_minutes_worked_2 = 0 + db.workday_minutes_worked_3 = 0 + db.write_db() self.send_response(302) self.send_header('Location', '/') self.end_headers() @@ -210,62 +255,59 @@ class MyServer(BaseHTTPRequestHandler): def do_GET(self): import datetime import calendar - db = load_db() + db = Database() #load_db() today = datetime.datetime.now() update_db = False - if today.year != db["timestamp_year"]: - db["timestamp_year"] = today.year - db["year_income"] = 0 + if today.year != db.timestamp_year: + db.timestamp_year = today.year + db.timestamp_month = today.month + db.year_income = 0 + db.month_income = 0 update_db = True - if today.month != db["timestamp_month"]: - db["timestamp_month"] = today.month - db["month_income"] = 0 + if today.month != db.timestamp_month: + db.timestamp_month = today.month + db.month_income = 0 update_db = True - if today.isocalendar()[1] != db["timestamp_week"]: - db["timestamp_week"] = today.isocalendar()[1] - db["week_income"] = 0 + if today.isocalendar()[1] != db.timestamp_week: + db.timestamp_week = today.isocalendar()[1] + db.week_income = 0 update_db = True - if self.fail_on_lockfile(): - return if update_db: print("Resetting timestamp") - with open(lock_file, "w+"): pass - with open(db_file, "w") as f: - json.dump(db, f) - os.remove(lock_file) + db.write_db() day_of_year = today.toordinal() - datetime.date(today.year, 1, 1).toordinal() + 1 year_length = 365 + calendar.isleap(today.year) - workday_goal = db["year_goal"] / 12 / db["workdays_per_month"] - workdays_per_week = (db["workdays_per_month"] * 12) / (year_length / 7) - month_goal = db["year_goal"] / 12 - week_goal = db["year_goal"] / (year_length / 7) - day_income = (db["workday_minutes_worked_1"] / 60.0) * db["workday_hourly_rate_1"] - day_income += (db["workday_minutes_worked_2"] / 60.0) * db["workday_hourly_rate_2"] - day_income += (db["workday_minutes_worked_3"] / 60.0) * db["workday_hourly_rate_3"] - year_plus = db["year_income"] + day_income - month_plus = db["month_income"] + day_income - week_plus = db["week_income"] + day_income + workday_goal = db.year_goal / 12 / db.workdays_per_month + workdays_per_week = (db.workdays_per_month * 12) / (year_length / 7) + month_goal = db.year_goal / 12 + week_goal = db.year_goal / (year_length / 7) + day_income = (db.workday_minutes_worked_1 / 60.0) * db.workday_hourly_rate_1 + day_income += (db.workday_minutes_worked_2 / 60.0) * db.workday_hourly_rate_2 + day_income += (db.workday_minutes_worked_3 / 60.0) * db.workday_hourly_rate_3 + year_plus = db.year_income + day_income + month_plus = db.month_income + day_income + week_plus = db.week_income + day_income progress_time_year = day_of_year / year_length progress_time_month = today.day / calendar.monthrange(today.year, today.month)[1] progress_time_week = today.weekday() / 7 - progress_bars = [ProgressBar("year", year_plus, db["year_goal"], progress_time_year), + progress_bars = [ProgressBar("year", year_plus, db.year_goal, progress_time_year), ProgressBar("month", month_plus, month_goal, progress_time_month), ProgressBar("week", week_plus, week_goal, progress_time_week), ProgressBar("workday", day_income, workday_goal)] page = tmpl.render( progress_bars = progress_bars, - workday_hourly_rate_1=db["workday_hourly_rate_1"], - workday_minutes_worked_1=db["workday_minutes_worked_1"], - workday_hourly_rate_2=db["workday_hourly_rate_2"], - workday_minutes_worked_2=db["workday_minutes_worked_2"], - workday_hourly_rate_3=db["workday_hourly_rate_3"], - workday_minutes_worked_3=db["workday_minutes_worked_3"], - year_goal=db["year_goal"], - month_goal=month_goal, - week_goal=week_goal, - workdays_per_month=db["workdays_per_month"], - workday_goal=workday_goal, - workdays_per_week=workdays_per_week, + workday_hourly_rate_1 = db.workday_hourly_rate_1, + workday_minutes_worked_1 = db.workday_minutes_worked_1, + workday_hourly_rate_2 = db.workday_hourly_rate_2, + workday_minutes_worked_2 = db.workday_minutes_worked_2, + workday_hourly_rate_3 = db.workday_hourly_rate_3, + workday_minutes_worked_3 = db.workday_minutes_worked_3, + year_goal = db.year_goal, + month_goal = month_goal, + week_goal = week_goal, + workdays_per_month = db.workdays_per_month, + workday_goal = workday_goal, + workdays_per_week = workdays_per_week, ) self.send_response(200) self.send_header("Content-type", "text/html")