From: Christian Heller Date: Sat, 13 Apr 2024 00:25:23 +0000 (+0200) Subject: Add most basic Todo family relations. X-Git-Url: https://plomlompom.com/repos/%7B%7B%20web_path%20%7D%7D/decks/%7B%7Bprefix%7D%7D/static/process?a=commitdiff_plain;h=63249f5d7cefb97574610848ca3473cb1f9687e2;p=plomtask Add most basic Todo family relations. --- diff --git a/plomtask/http.py b/plomtask/http.py index 91c3224..e65164a 100644 --- a/plomtask/http.py +++ b/plomtask/http.py @@ -146,10 +146,10 @@ class TaskHandler(BaseHTTPRequestHandler): ParamsParser) -> str: """Show single Todo of ?id=.""" id_ = params.get_int_or_none('id') - if id_ is None: - raise NotFoundException('Todo of ID not found.') todo = Todo.by_id(conn, id_) - return self.server.jinja.get_template('todo.html').render(todo=todo) + candidates = Todo.by_date(conn, todo.day.date) + return self.server.jinja.get_template('todo.html').render( + todo=todo, candidates=candidates) def do_GET_process(self, conn: DatabaseConnection, params: ParamsParser) -> str: @@ -175,7 +175,7 @@ class TaskHandler(BaseHTTPRequestHandler): postvars = parse_qs(self.rfile.read(length).decode(), keep_blank_values=True, strict_parsing=True) form_data = PostvarsParser(postvars) - if site in ('day', 'process'): + if site in ('day', 'process', 'todo'): getattr(self, f'do_POST_{site}')(conn, params, form_data) conn.commit() else: @@ -200,6 +200,17 @@ class TaskHandler(BaseHTTPRequestHandler): todo = Todo(None, process, False, day) todo.save(conn) + def do_POST_todo(self, conn: DatabaseConnection, params: ParamsParser, + form_data: PostvarsParser) -> None: + """Update Todo and its children.""" + id_ = params.get_int_or_none('id') + todo = Todo.by_id(conn, id_) + child_id = form_data.get_int_or_none('adopt') + if child_id is not None: + child = Todo.by_id(conn, child_id) + todo.add_child(child) + todo.save(conn) + def do_POST_process(self, conn: DatabaseConnection, params: ParamsParser, form_data: PostvarsParser) -> None: """Update or insert Process of ?id= and fields defined in postvars.""" diff --git a/plomtask/todos.py b/plomtask/todos.py index f1d98ad..7faea73 100644 --- a/plomtask/todos.py +++ b/plomtask/todos.py @@ -4,7 +4,8 @@ from sqlite3 import Row from plomtask.db import DatabaseConnection from plomtask.days import Day from plomtask.processes import Process -from plomtask.exceptions import NotFoundException +from plomtask.exceptions import (NotFoundException, BadFormatException, + HandledException) class Todo: @@ -16,6 +17,7 @@ class Todo: self.process = process self.is_done = is_done self.day = day + self.children: list[Todo] = [] @classmethod def from_table_row(cls, db_conn: DatabaseConnection, row: Row) -> Todo: @@ -29,15 +31,23 @@ class Todo: return todo @classmethod - def by_id(cls, db_conn: DatabaseConnection, id_: int) -> Todo: - """Get Todo of .id_=id_ – from DB cache if possible.""" + def by_id(cls, db_conn: DatabaseConnection, id_: int | None) -> Todo: + """Get Todo of .id_=id_ and children (from DB cache if possible).""" if id_ in db_conn.cached_todos.keys(): todo = db_conn.cached_todos[id_] - assert isinstance(todo, Todo) - return todo - for row in db_conn.exec('SELECT * FROM todos WHERE id = ?', (id_,)): - return cls.from_table_row(db_conn, row) - raise NotFoundException(f'Todo of ID not found: {id_}') + else: + todo = None + for row in db_conn.exec('SELECT * FROM todos WHERE id = ?', + (id_,)): + todo = cls.from_table_row(db_conn, row) + break + if todo is None: + raise NotFoundException(f'Todo of ID not found: {id_}') + for row in db_conn.exec('SELECT child FROM todo_children ' + 'WHERE parent = ?', (id_,)): + todo.children += [cls.by_id(db_conn, row[0])] + assert isinstance(todo, Todo) + return todo @classmethod def by_date(cls, db_conn: DatabaseConnection, date: str) -> list[Todo]: @@ -47,8 +57,24 @@ class Todo: todos += [cls.by_id(db_conn, row[0])] return todos + def add_child(self, child: Todo) -> None: + """Add child to self.children, guard against recursion""" + def walk_steps(node: Todo) -> None: + if node.id_ == self.id_: + raise BadFormatException('bad child choice causes recursion') + for child in node.children: + walk_steps(child) + if self.id_ is None: + raise HandledException('Can only add children to saved Todos.') + if child.id_ is None: + raise HandledException('Can only add saved children to Todos.') + if child in self.children: + raise BadFormatException('cannot adopt same child twice') + walk_steps(child) + self.children += [child] + def save(self, db_conn: DatabaseConnection) -> None: - """Write self to DB and its cache.""" + """Write self and children to DB and its cache.""" if self.process.id_ is None: raise NotFoundException('Process of Todo without ID (not saved?)') cursor = db_conn.exec('REPLACE INTO todos VALUES (?,?,?,?)', @@ -57,3 +83,8 @@ class Todo: self.id_ = cursor.lastrowid assert self.id_ is not None db_conn.cached_todos[self.id_] = self + db_conn.exec('DELETE FROM todo_children WHERE parent = ?', + (self.id_,)) + for child in self.children: + db_conn.exec('INSERT INTO todo_children VALUES (?, ?)', + (self.id_, child.id_)) diff --git a/scripts/init.sql b/scripts/init.sql index 6dca372..9f39305 100644 --- a/scripts/init.sql +++ b/scripts/init.sql @@ -35,6 +35,13 @@ CREATE TABLE process_titles ( CREATE TABLE processes ( id INTEGER PRIMARY KEY ); +CREATE TABLE todo_children ( + parent INTEGER NOT NULL, + child INTEGER NOT NULL, + PRIMARY KEY (parent, child), + FOREIGN KEY (parent) REFERENCES todos(id), + FOREIGN KEY (child) REFERENCES todos(id) +); CREATE TABLE todos ( id INTEGER PRIMARY KEY, process_id INTEGER NOT NULL, diff --git a/templates/day.html b/templates/day.html index 44fd90d..0953d52 100644 --- a/templates/day.html +++ b/templates/day.html @@ -1,5 +1,12 @@ {% extends 'base.html' %} +{% macro todo_with_children(todo, indent) %} +
  • {% for i in range(indent) %}+{% endfor %}{{todo.process.title.newest|e}} +{% for child in todo.children %} +{{ todo_with_children(child, indent+1) }} +{% endfor %} +{% endmacro %} + {% block content %}

    {{day.date}} / {{day.weekday}}

    @@ -17,7 +24,7 @@ add todo:

    {% endblock %} diff --git a/tests/todos.py b/tests/todos.py index db4ad9c..7ae6b64 100644 --- a/tests/todos.py +++ b/tests/todos.py @@ -3,7 +3,8 @@ from tests.utils import TestCaseWithDB, TestCaseWithServer from plomtask.todos import Todo from plomtask.days import Day from plomtask.processes import Process -from plomtask.exceptions import NotFoundException +from plomtask.exceptions import (NotFoundException, BadFormatException, + HandledException) class TestsWithDB(TestCaseWithDB): @@ -38,6 +39,26 @@ class TestsWithDB(TestCaseWithDB): self.assertEqual(Todo.by_date(self.db_conn, day2.date), []) self.assertEqual(Todo.by_date(self.db_conn, 'foo'), []) + def test_Todo_children(self) -> None: + """Test Todo.children relations.""" + day = Day('2024-01-01') + process = Process(None) + process.save_without_steps(self.db_conn) + todo_1 = Todo(None, process, False, day) + todo_2 = Todo(None, process, False, day) + with self.assertRaises(HandledException): + todo_1.add_child(todo_2) + todo_1.save(self.db_conn) + with self.assertRaises(HandledException): + todo_1.add_child(todo_2) + todo_2.save(self.db_conn) + todo_1.add_child(todo_2) + todo_1.save(self.db_conn) + todo_retrieved = Todo.by_id(self.db_conn, todo_1.id_) + self.assertEqual(todo_retrieved.children, [todo_2]) + with self.assertRaises(BadFormatException): + todo_2.add_child(todo_1) + def test_Todo_singularity(self) -> None: """Test pointers made for single object keep pointing to it.""" day = Day('2024-01-01') @@ -57,7 +78,7 @@ class TestsWithDB(TestCaseWithDB): class TestsWithServer(TestCaseWithServer): """Tests against our HTTP server/handler (and database).""" - def test_do_POST_todo(self) -> None: + def test_do_POST_day(self) -> None: """Test Todo posting of POST /day.""" form_data = {'title': '', 'description': '', 'effort': 1} self.check_post(form_data, '/process?id=', 302, '/') @@ -83,6 +104,36 @@ class TestsWithServer(TestCaseWithServer): self.assertEqual(todo1.process.id_, process2.id_) self.assertEqual(todo1.is_done, False) + def test_do_POST_todo(self) -> None: + """Test POST /todo.""" + form_data = {'title': '', 'description': '', 'effort': 1} + self.check_post(form_data, '/process', 302, '/') + form_data = {'comment': '', 'new_todo': 1} + self.check_post(form_data, '/day?date=2024-01-01', 302, '/') + form_data = {} + self.check_post(form_data, '/todo=', 404) + self.check_post(form_data, '/todo?id=', 404) + self.check_post(form_data, '/todo?id=FOO', 400) + self.check_post(form_data, '/todo?id=0', 404) + self.check_post(form_data, '/todo?id=1', 302, '/') + todo1 = Todo.by_date(self.db_conn, '2024-01-01')[0] + self.assertEqual(todo1.children, []) + form_data = {'adopt': 'foo'} + self.check_post(form_data, '/todo?id=1', 400) + form_data = {'adopt': 1} + self.check_post(form_data, '/todo?id=1', 400) + form_data = {'adopt': 2} + self.check_post(form_data, '/todo?id=1', 404) + form_data = {'comment': '', 'new_todo': 1} + self.check_post(form_data, '/day?date=2024-01-01', 302, '/') + form_data = {'adopt': 2} + self.check_post(form_data, '/todo?id=1', 302, '/') + self.db_conn.cached_todos = {} + todo1 = Todo.by_date(self.db_conn, '2024-01-01')[0] + todo2 = Todo.by_date(self.db_conn, '2024-01-01')[1] + self.assertEqual(todo1.children, [todo2]) + self.check_post(form_data, '/todo?id=1', 400, '/') + def test_do_GET_todo(self) -> None: """Test GET /todo response codes.""" form_data = {'title': '', 'description': '', 'effort': 1}