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e3fa7c4 4d17de0 e3fa7c4 4d17de0 e3fa7c4 4d17de0 e3fa7c4 4d17de0 e3fa7c4 4d17de0 e3fa7c4 4d17de0 e3fa7c4 4d17de0 e3fa7c4 4d17de0 e3fa7c4 4d17de0 e3fa7c4 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 | """Parametreli sorgular kullanan SQLite veri erisim katmani."""
from __future__ import annotations
import sqlite3
from contextlib import contextmanager
from datetime import datetime
from pathlib import Path
from typing import Iterator
from core.domain import PlanDraft, Task, TaskCreate, TaskStatus
class DatabaseError(RuntimeError):
"""Kullaniciya guvenli bicimde aktarilabilecek veri katmani hatasi."""
class Database:
def __init__(self, path: str | Path = "data/planner.db") -> None:
"""Veritabani yolunu hazirlar ve ust dizini gerekirse olusturur."""
self.path = Path(path)
self.path.parent.mkdir(parents=True, exist_ok=True)
@contextmanager
def connect(self) -> Iterator[sqlite3.Connection]:
"""SQLite baglantisini ayarlayip kullanim sonunda guvenle kapatir."""
connection = sqlite3.connect(self.path, timeout=10)
connection.row_factory = sqlite3.Row
connection.execute("PRAGMA foreign_keys = ON")
try:
yield connection
finally:
connection.close()
def initialize(self) -> None:
"""Gorev tablosunu ve sorgu indeksini mevcut degilse olusturur."""
with self.connect() as connection:
connection.execute("PRAGMA journal_mode = WAL")
connection.execute(
"""
CREATE TABLE IF NOT EXISTS tasks (
id INTEGER PRIMARY KEY AUTOINCREMENT,
session_id TEXT NOT NULL,
title TEXT NOT NULL,
deadline TEXT NOT NULL,
estimated_minutes INTEGER NOT NULL,
priority TEXT NOT NULL CHECK(priority IN ('low', 'medium', 'high')),
status TEXT NOT NULL DEFAULT 'active'
CHECK(status IN ('active', 'completed')),
scheduled_start TEXT,
scheduled_end TEXT,
created_at TEXT NOT NULL
)
"""
)
connection.execute(
"CREATE INDEX IF NOT EXISTS idx_tasks_session_status "
"ON tasks(session_id, status)"
)
connection.commit()
def create_task(self, session_id: str, payload: TaskCreate) -> Task:
"""Dogrulanmis bir gorevi oturuma kaydedip olusan kaydi dondurur."""
created_at = datetime.now().astimezone()
with self.connect() as connection:
cursor = connection.execute(
"""
INSERT INTO tasks (
session_id, title, deadline, estimated_minutes,
priority, status, created_at
) VALUES (?, ?, ?, ?, ?, 'active', ?)
""",
(
session_id,
payload.title,
payload.deadline.isoformat(),
payload.estimated_minutes,
payload.priority.value,
created_at.isoformat(),
),
)
connection.commit()
task_id = int(cursor.lastrowid or 0)
task = self.get_task(session_id, task_id)
if task is None:
raise DatabaseError("Olusturulan gorev yeniden okunamadi")
return task
def get_task(self, session_id: str, task_id: int) -> Task | None:
"""Kimligi verilen gorevi yalnizca ilgili oturum icinden getirir."""
with self.connect() as connection:
row = connection.execute(
"SELECT * FROM tasks WHERE session_id = ? AND id = ?",
(session_id, task_id),
).fetchone()
return self._to_task(row) if row else None
def list_tasks(
self,
session_id: str,
status: TaskStatus | None = None,
date_from: datetime | None = None,
date_to: datetime | None = None,
) -> list[Task]:
"""Oturum gorevlerini durum ve deadline araligina gore listeler."""
clauses = ["session_id = ?"]
parameters: list[object] = [session_id]
if status is not None:
clauses.append("status = ?")
parameters.append(status.value)
if date_from is not None:
clauses.append("deadline >= ?")
parameters.append(date_from.isoformat())
if date_to is not None:
clauses.append("deadline <= ?")
parameters.append(date_to.isoformat())
query = "SELECT * FROM tasks WHERE " + " AND ".join(clauses)
query += " ORDER BY deadline ASC, id ASC"
with self.connect() as connection:
rows = connection.execute(query, parameters).fetchall()
return [self._to_task(row) for row in rows]
def update_task_status(
self, session_id: str, task_id: int, status: TaskStatus
) -> Task:
"""Mevcut bir gorevin durumunu degistirip guncel kaydi dondurur."""
with self.connect() as connection:
cursor = connection.execute(
"""
UPDATE tasks
SET status = ?,
scheduled_start = CASE WHEN ? = 'completed' THEN scheduled_start ELSE NULL END,
scheduled_end = CASE WHEN ? = 'completed' THEN scheduled_end ELSE NULL END
WHERE session_id = ? AND id = ?
""",
(status.value, status.value, status.value, session_id, task_id),
)
if cursor.rowcount != 1:
raise DatabaseError("Bu oturumda belirtilen gorev bulunamadi")
connection.commit()
task = self.get_task(session_id, task_id)
if task is None:
raise DatabaseError("Guncellenen gorev yeniden okunamadi")
return task
def save_plan(self, session_id: str, draft: PlanDraft) -> list[Task]:
"""Dogrulanmis plan bloklarini tek transaction ile gorevlere kaydeder."""
if not draft.blocks:
return []
task_ids = [block.task_id for block in draft.blocks]
if len(task_ids) != len(set(task_ids)):
raise DatabaseError("Bir gorev planda birden fazla kez bulunuyor")
with self.connect() as connection:
try:
connection.execute("BEGIN IMMEDIATE")
placeholders = ",".join("?" for _ in task_ids)
rows = connection.execute(
f"SELECT id, status FROM tasks WHERE session_id = ? "
f"AND id IN ({placeholders})",
[session_id, *task_ids],
).fetchall()
if len(rows) != len(task_ids):
raise DatabaseError("Plandaki gorevlerden biri bu oturuma ait degil")
if any(row["status"] != TaskStatus.ACTIVE.value for row in rows):
raise DatabaseError("Tamamlanmis gorev planlanamaz")
for block in draft.blocks:
connection.execute(
"""
UPDATE tasks SET scheduled_start = ?, scheduled_end = ?
WHERE session_id = ? AND id = ?
""",
(
block.start.isoformat(),
block.end.isoformat(),
session_id,
block.task_id,
),
)
connection.commit()
except Exception:
connection.rollback()
raise
saved: list[Task] = []
for task_id in task_ids:
task = self.get_task(session_id, task_id)
if task is not None:
saved.append(task)
return saved
@staticmethod
def _to_task(row: sqlite3.Row) -> Task:
"""SQLite satirini uygulamanin tipli Task modeline donusturur."""
return Task(
id=row["id"],
session_id=row["session_id"],
title=row["title"],
deadline=datetime.fromisoformat(row["deadline"]),
estimated_minutes=row["estimated_minutes"],
priority=row["priority"],
status=row["status"],
scheduled_start=(
datetime.fromisoformat(row["scheduled_start"])
if row["scheduled_start"]
else None
),
scheduled_end=(
datetime.fromisoformat(row["scheduled_end"])
if row["scheduled_end"]
else None
),
created_at=datetime.fromisoformat(row["created_at"]),
)
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