427f62acca
Goals table has selected_task_id referencing tasks(id) without ON DELETE SET NULL. When deleting a task, first clear any selected_task_id references in goals to prevent FK violation. Also update schema for future databases.
100 lines
2.6 KiB
Python
100 lines
2.6 KiB
Python
import sqlite3
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import os
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import config
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CREATE_USERS = """
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CREATE TABLE IF NOT EXISTS users (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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username TEXT NOT NULL UNIQUE,
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password_hash TEXT NOT NULL,
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role TEXT NOT NULL DEFAULT 'user',
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max_goals INTEGER NOT NULL DEFAULT 5,
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selected_goal_id INTEGER
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)
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"""
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CREATE_GOALS = """
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CREATE TABLE IF NOT EXISTS goals (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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user_id INTEGER NOT NULL,
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title TEXT NOT NULL,
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activated INTEGER NOT NULL DEFAULT 1,
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selected_task_id INTEGER,
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FOREIGN KEY (user_id) REFERENCES users(id),
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FOREIGN KEY (selected_task_id) REFERENCES tasks(id) ON DELETE SET NULL
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)
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"""
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CREATE_TASKS = """
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CREATE TABLE IF NOT EXISTS tasks (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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goal_id INTEGER NOT NULL,
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title TEXT NOT NULL,
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desc TEXT NOT NULL DEFAULT '',
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status TEXT NOT NULL DEFAULT 'todo',
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start_time TEXT,
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finished_time TEXT,
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"order" REAL NOT NULL DEFAULT 0.0,
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FOREIGN KEY (goal_id) REFERENCES goals(id)
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)
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"""
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CREATE_NOTES = """
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CREATE TABLE IF NOT EXISTS notes (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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user_id INTEGER NOT NULL,
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goal_id INTEGER,
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task_id INTEGER,
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title TEXT NOT NULL,
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content TEXT NOT NULL DEFAULT '',
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created_at TEXT NOT NULL,
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updated_at TEXT NOT NULL,
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FOREIGN KEY (user_id) REFERENCES users(id),
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FOREIGN KEY (goal_id) REFERENCES goals(id) ON DELETE CASCADE,
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FOREIGN KEY (task_id) REFERENCES tasks(id) ON DELETE CASCADE
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)
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"""
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def get_connection():
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os.makedirs(os.path.dirname(config.DB_PATH), exist_ok=True)
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conn = sqlite3.connect(config.DB_PATH)
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conn.row_factory = sqlite3.Row
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conn.execute("PRAGMA foreign_keys = ON")
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return conn
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def init_db():
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conn = get_connection()
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try:
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conn.execute(CREATE_USERS)
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conn.execute(CREATE_GOALS)
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conn.execute(CREATE_TASKS)
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conn.execute(CREATE_NOTES)
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try:
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conn.execute("ALTER TABLE goals ADD COLUMN selected_task_id INTEGER")
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except sqlite3.OperationalError:
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pass
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try:
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conn.execute("ALTER TABLE users ADD COLUMN selected_goal_id INTEGER")
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except sqlite3.OperationalError:
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pass
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conn.commit()
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import bcrypt
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password_hash = bcrypt.hashpw(
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config.DEFAULT_ADMIN_PASSWORD.encode("utf-8"),
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bcrypt.gensalt()
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).decode("utf-8")
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conn.execute(
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"INSERT OR IGNORE INTO users (username, password_hash, role, max_goals) VALUES (?, ?, ?, ?)",
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(config.DEFAULT_ADMIN_USERNAME, password_hash, "admin", 100)
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)
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conn.commit()
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finally:
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conn.close()
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