handle quitters

Reviewed-on: #27

config-template.toml

@@ -3,7 +3,7 @@ debug = true
 debug_sql = false
 
 [database]
-# One of (sqlite, postgres)
+# One of (sqlite, postgresql)
 type = 'sqlite'
 
 [database.sqlite]
@@ -38,3 +38,6 @@ dryrun = false
 warn_days_before_borrowing_deadline = [ 5, 1 ]
 days_before_queue_position_expires = 14
 warn_days_before_expiring_queue_position_deadline = [ 3, 1 ]
+
+[general]
+quit_allowed = true

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1769338528,
-        "narHash": "sha256-t18ZoSt9kaI1yde26ok5s7aFLkap1Q9+/2icVh2zuaE=",
+        "lastModified": 1780178524,
+        "narHash": "sha256-2PcNyNqbGCWBpAMdCU1HxSQmhQiG6evdjxVnPA7w5bQ=",
         "ref": "refs/heads/main",
-        "rev": "7218348163fd8d84df4a6f682c634793e67a3fed",
-        "revCount": 13,
+        "rev": "2406de41ce9d0a1404cbf4e55537e3f720f37f23",
+        "revCount": 15,
         "type": "git",
         "url": "https://git.pvv.ntnu.no/Projects/libdib.git"
       },

src/worblehat/cli/main.py

@@ -16,6 +16,7 @@ from worblehat.models import *
 from worblehat.services import (
     create_bookcase_item_from_isbn,
     is_valid_isbn,
+    Config,
 )
 
 from .subclis import (
@@ -47,26 +48,13 @@ class WorblehatCli(NumberedCmd):
             self.sql_session_dirty = False
             self.prompt_header = None
 
-    @classmethod
-    def run_with_safe_exit_wrapper(cls, sql_session: Session) -> None:
-        tool = cls(sql_session)
+    def run_with_safe_exit_wrapper(self) -> None:
         while True:
             try:
-                tool.cmdloop()
-            except KeyboardInterrupt:
-                if not tool.sql_session_dirty:
-                    exit(0)
-                try:
-                    print()
-                    if prompt_yes_no(
-                        "Are you sure you want to exit without saving?",
-                        default=False,
-                    ):
-                        raise KeyboardInterrupt
-                except KeyboardInterrupt:
-                    if tool.sql_session is not None:
-                        tool.sql_session.rollback()
-                    exit(0)
+                self.cmdloop()
+            except KeyboardInterrupt:     
+                print("\n\n-----------------\n")
+                self.do_exit("Exit")
 
     def do_show_bookcase(self, arg: str) -> None:
         bookcase_selector = InteractiveItemSelector(
@@ -75,6 +63,8 @@ class WorblehatCli(NumberedCmd):
         )
         bookcase_selector.cmdloop()
         bookcase = bookcase_selector.result
+        if bookcase == None:
+            return
 
         for shelf in bookcase.shelfs:
             print(shelf.short_str())
@@ -131,31 +121,36 @@ class WorblehatCli(NumberedCmd):
             """),
         )
 
-        print("Please select the bookcase where the item is placed:")
-        bookcase_selector = InteractiveItemSelector(
-            cls=Bookcase,
-            sql_session=self.sql_session,
-        )
-        bookcase_selector.cmdloop()
-        bookcase = bookcase_selector.result
+        with self.sql_session.no_autoflush:
+            print("Please select the bookcase where the item is placed:")
+            bookcase_selector = InteractiveItemSelector(
+                cls=Bookcase,
+                sql_session=self.sql_session,
+            )
+            bookcase_selector.cmdloop()
+            bookcase = bookcase_selector.result
+            if bookcase == None:
+                return
 
-        bookcase_item.shelf = select_bookcase_shelf(bookcase, self.sql_session)
+            bookcase_item.shelf = select_bookcase_shelf(bookcase, self.sql_session)
 
-        print("Please select the items media type:")
-        media_type_selector = InteractiveItemSelector(
-            cls=MediaType,
-            sql_session=self.sql_session,
-            default=self.sql_session.scalars(
-                select(MediaType).where(MediaType.name.ilike("book")),
-            ).one(),
-        )
+            print("Please select the items media type:")
+            media_type_selector = InteractiveItemSelector(
+                cls=MediaType,
+                sql_session=self.sql_session,
+                default=self.sql_session.scalars(
+                    select(MediaType).where(MediaType.name.ilike("book")),
+                ).one(),
+            )
 
-        media_type_selector.cmdloop()
-        bookcase_item.media_type = media_type_selector.result
+            media_type_selector.cmdloop()
+            bookcase_item.media_type = media_type_selector.result
+            if bookcase_item.media_type == None:
+                return
 
-        username = input("Who owns this book? [PVV]> ")
-        if username != "":
-            bookcase_item.owner = username
+            username = input("Who owns this book? [PVV]> ")
+            if username != "":
+                bookcase_item.owner = username
 
         self.sql_session.add(bookcase_item)
         self.sql_session.flush()
@@ -240,7 +235,8 @@ class WorblehatCli(NumberedCmd):
                 self.sql_session.commit()
             else:
                 self.sql_session.rollback()
-        exit(0)
+        if Config["general.quit_allowed"]:
+            exit(0)
 
     funcs = {
         0: {

src/worblehat/cli/subclis/bookcase_item.py

@@ -384,6 +384,8 @@ class EditBookcaseCli(NumberedCmd):
         )
         bookcase_selector.cmdloop()
         bookcase = bookcase_selector.result
+        if bookcase == None:
+            return
         assert isinstance(bookcase, Bookcase)
 
         shelf = select_bookcase_shelf(bookcase, self.sql_session)

src/worblehat/main.py

@@ -65,7 +65,8 @@ def main() -> None:
 
     if args.command == "cli":
         sql_session = _connect_to_database(echo=Config["logging.debug_sql"])
-        WorblehatCli.run_with_safe_exit_wrapper(sql_session)
+        worblehat = WorblehatCli(sql_session)
+        worblehat.run_with_safe_exit_wrapper()
         exit(0)
 
     if args.command == "create-db":

src/worblehat/services/config.py

@@ -2,7 +2,7 @@ import tomllib
 from pathlib import Path
 from pprint import pformat
 from typing import Any
-import os
+
 
 class Config:
     """
@@ -38,14 +38,10 @@ class Config:
 
     @staticmethod
     def read_password(password_field: str) -> str:
-        file: Path = Path(password_field)
-        if file.is_file() and any([file.stat().st_mode & 0o400 and file.stat().st_uid == os.getuid(), file.stat().st_mode & 0o040 and file.stat().st_gid == os.getgid(), file.stat().st_mode & 0o004]):
+        if Path(password_field).is_file():
             with Path(password_field).open() as f:
                 return f.read().strip()
         else:
-            raise RuntimeError(
-                f"Testing, should only use file. {password_field}",
-            )
             return password_field
 
     @classmethod