Cup - um gerenciador de notas simples
Publicado por Artur Rabelo (última atualização em 28/06/2022)
[ Hits: 2.267 ]
Homepage: https://github.com/artrabelo
Fiz esse programa pela necessidade de criar, modificar e gerenciar notas rapidamente pelo terminal, tirando a necessidade de abrir um programa com interface gráfica apenas para isso. Repositório no GitHub: https://github.com/artrabelo/cup
#!/usr/bin/env python3 # -*- coding:utf-8 -*- import sys import argparse import os import logging import datetime import json logging.basicConfig( filename="logfile.log", filemode="w", format="[%(levelname)s] %(asctime)s - line %(lineno)s - %(message)s", level=logging.INFO) # ----------------------------------------------------------------------- # Default variables default = "notes" fp = default + ".json" wdir = os.path.dirname(os.path.realpath(__file__)) logging.debug(f"Working directory: {wdir}") # ----------------------------------------------------------------------- class Notebook: """ Defines a Notebook object.""" def __init__(self, title=default, path=None, notes=[], last_updated=None): self.title = title if path is None: self.path = os.path.join(wdir, title + ".json") else: self.path = path self.notes = notes self.last_updated = last_updated def update_changes(self): """ Updates unsaved changes to file. This method should be called whenever a change is made.""" # Fix for notes ids getting messed up when removing a note for note in self.notes: note_index = self.notes.index(note) + 1 if note["id"] != note_index: note["id"] = note_index # Update JSON file data = self.__dict__ logging.debug(f"Data to be written: '{data}'") with open(self.path, "w", encoding="utf-8") as f: json.dump(data, f, indent=2) logging.info("Sucessfully updated file") """except Exception as e: logging.error(f"couldn't update json file: {e}") print(f"'{self.title}' notebook couldn't be updated ({e})")""" def get_note(self, note_id): """Returns a note with index N.""" if self.notes: if note_id > 0: note_id -= 1 try: note = self.notes[note_id] logging.info(f"Getting note with id {note_id}") return note except IndexError: logging.error(f"A note with id ({note_id}) was not found") print(f"Note ({note_id+1}) not found.") def current_time(self): """Get current time.""" return datetime.datetime.now() def create_note(self, content, title=None): """Creates a new note.""" note_id = 1 if not self.notes else len(self.notes) + 1 created = self.current_time().strftime("%Y%m%d%H%M%S") title = "Untitled" if title is None else title[0] content_data = {"id": note_id, "created": created, "title": title, "content": content} self.notes.append(content_data) self.last_updated = content_data["created"] print("Note created.") self.update_changes() def edit_note(self, note_id): """Edits a note with index N.""" note = self.get_note(note_id) if note: try: note["title"] = input("New title: ") if not note["title"]: note["title"] = "Untitled" note["content"] = input("Note:\n") print("Note edited.") note["last_edited"] = self.current_time().strftime("%Y%m%d%H%M%S") self.update_changes() except KeyboardInterrupt: print("\nAborting.") def read_note(self, note_id, card=False): """Reads a note with index N.""" note = self.get_note(note_id) if note: index, text, title = note["id"], note["content"], note["title"] edited = note["created"] if not "edited" in note.keys() else note["edited"] last_edited = datetime.datetime.strptime(edited, "%Y%m%d%H%M%S") time = last_edited.strftime("%Y-%m-%d, %H:%M") if card: """ If running using note index, i.e. "cup.py rd 1", it will print the full content. --------------------------------------------- Title ----- This is an example and contains a title. Last edited: 2022-05-27, 21:59. --------------------------------------------- """ print(f"{title}") print("-" * len(title)) print("".join(text)) if text and not text[len(text)-1].endswith("\n"): print() print(f"Last edited: {time}.") else: """ By default, it will print notes in list view. ----------------------------------------------- [1] 2022-05-27, 21:59 - This is another example ----------------------------------------------- """ if title == "Untitled": if "\n" in text: text = text.splitlines()[0] + "(...)" title = text print(f"[{index}] {time} - {title}") def show_notes(self): """Prints notes to the terminal.""" if self.notes: print("Your notes:") for i in range(1, len(self.notes)+1): self.read_note(i) else: print("You don't have any notes yet.") print(f"Try adding a note with 'cup.py add [note]'") def delete_note(self, note_id): """Deletes a note with index N.""" note = self.get_note(note_id) if note: logging.info(f"Removing note ({note_id})") self.notes.remove(note) self.update_changes() self.show_notes() def load_notebook(): """Check if a notebook already exists.""" if os.path.exists(fp): with open(fp, "r") as filepath: content = filepath.read() return json.loads(content) else: return None def get_args(): parser = argparse.ArgumentParser(prog="cup", description="A simple command-line note manager.") subparser = parser.add_subparsers(dest="com") add = subparser.add_parser("add", help="creates a new note") add.add_argument("text", nargs="?", help="note's content") add.add_argument("-t", nargs="+", help="note's title") ed = subparser.add_parser("ed", help="edits a note") ed.add_argument("id", type=int, help="note's ID") rd = subparser.add_parser("cat", help="reads a note") rd.add_argument("id", type=int, help="note's ID") rm = subparser.add_parser("rm", help="removes a note") rm.add_argument("id", type=int, help="note's ID") args = parser.parse_args() return args def main(): # Check if a notebook already exists in directory data = load_notebook() if data is None: n = Notebook() else: n = Notebook(**data) if len(sys.argv) == 1: n.show_notes() else: args = get_args() if args.com == "add": text, title = args.text, None if not args.t else args.t n.create_note(text, title) n.show_notes() elif args.com in ["cat", "ed", "rm"]: funcs = { "cat": n.read_note, "ed": n.edit_note , "rm": n.delete_note } if args.com == "cat": funcs[args.com](note_id=args.id, card=True) else: funcs[args.com](note_id=args.id) if __name__ == "__main__": main()
QFacil 0.2 - Qemu simplificado.
Script de Inventário em Python
Atualizando o Passado: Linux no Lenovo G460 em 2025
aaPanel - Um Painel de Hospedagem Gratuito e Poderoso
O macete do Warsaw no Linux Mint e cia
Um modo leve de ouvir/ver áudio/vídeo da internet em máquinas pererecas
Resolver algumas mensagens de erro do SSH
Instalar módulo de segurança do Banco do Brasil Warsaw do tipo .run
Sem espaço na partição home (2)
O que você está ouvindo agora? [2] (190)
Procrastinação e autossabotagem são problemas muito comuns na sociedad... (5)