42 lines
1.8 KiB
Python
42 lines
1.8 KiB
Python
import sqlite3
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class Database():
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def __init__(self, path: str) -> None:
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self.conn = sqlite3.connect(path)
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self.cur = self.conn.cursor()
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self.cur.execute('CREATE TABLE IF NOT EXISTS users (id INTEGER, telegram_id NUMERIC NOT NULL UNIQUE, PRIMARY KEY(id))')
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self.cur.execute('CREATE TABLE IF NOT EXISTS feeds (id INTEGER, link TEXT NOT NULL UNIQUE, PRIMARY KEY(id))')
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self.cur.execute('CREATE TABLE IF NOT EXISTS subscribes (user_id INTEGER, feed_id INTEGER, FOREIGN KEY(user_id) REFERENCES users(id), FOREIGN KEY(feed_id) REFERENCES feeds(id))')
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self.cur.execute('CREATE TABLE IF NOT EXISTS feeds_last_items (feed_id INTEGER, link TEXT NOT NULL UNIQUE, title TEXT, description TEXT, date NUMERIC, FOREIGN KEY(feed_id) REFERENCES feeds(id))')
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def add_user(self, telegram_id: str) -> int:
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self.cur.execute('INSERT INTO users (telegram_id) VALUES (:telegram_id)', {'telegram_id': telegram_id})
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self.conn.commit()
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return self.cur.lastrowid
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def get_user(self, telegram_id: str) -> int | None:
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self.cur.execute('SELECT id FROM users WHERE telegram_id = :telegram_id', {'telegram_id': telegram_id})
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user_id = self.cur.fetchone()
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if user_id is None:
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return None
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return user_id[0]
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def add_feed(self, link: str) -> int:
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self.cur.execute('INSERT INTO feeds (link) VALUES (:link)', {'link': link})
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self.conn.commit()
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return self.cur.lastrowid
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def delete_feed(self, feed_id: int) -> None:
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self.cur.execute('DELETE FROM feeds WHERE id = :feed_id', {'feed_id': feed_id})
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self.conn.commit()
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def get_feeds():
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pass
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def get_users_subscribes():
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pass
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def get_feed_items():
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pass
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def storing_feed_content():
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pass |