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swingmusic-extended/app/db/sqlite/favorite.py
T
2024-05-25 15:12:44 +03:00

122 lines
3.8 KiB
Python

from datetime import datetime
from flask_jwt_extended import current_user
from app.models import FavType
from .utils import SQLiteManager
class SQLiteFavoriteMethods:
"""THis class contains methods for interacting with the favorites table."""
@classmethod
def check_is_favorite(cls, itemhash: str, fav_type: str):
"""
Checks if an item is favorited.
"""
userid = current_user["id"]
sql = """SELECT * FROM favorites WHERE hash = ? AND type = ? AND userid = ?"""
with SQLiteManager(userdata_db=True) as cur:
cur.execute(sql, (itemhash, fav_type, userid))
item = cur.fetchone()
cur.close()
return item is not None
@classmethod
def insert_one_favorite(cls, fav_type: str, fav_hash: str):
"""
Inserts a single favorite into the database.
"""
# try to find the favorite in the database, if it exists, don't insert it
if cls.check_is_favorite(fav_hash, fav_type):
return
sql = """INSERT INTO favorites(type, hash, timestamp, userid) VALUES(?,?,?,?)"""
current_timestamp = int(datetime.now().timestamp())
with SQLiteManager(userdata_db=True) as cur:
userid = current_user["id"]
cur.execute(sql, (fav_type, fav_hash, current_timestamp, userid))
cur.close()
@classmethod
def get_all(cls) -> list[tuple]:
"""
Returns a list of all favorites.
"""
sql = """SELECT * FROM favorites WHERE userid = ?"""
with SQLiteManager(userdata_db=True) as cur:
userid = current_user["id"]
cur.execute(sql, (userid,))
favs = cur.fetchall()
cur.close()
return [fav for fav in favs if fav[1] != ""]
@classmethod
def get_favorites(cls, fav_type: str, userid: int = None) -> list[tuple]:
"""
Returns a list of favorite tracks.
If userid is None, all favorites are returned.
"""
sql = """SELECT * FROM favorites WHERE type = ?"""
params = (fav_type,)
if not userid:
sql += " AND userid = ?"
params = (fav_type, userid)
with SQLiteManager(userdata_db=True) as cur:
cur.execute(sql, params)
all_favs = cur.fetchall()
cur.close()
return all_favs
@classmethod
def get_fav_tracks(cls, userid: int = None) -> list[tuple]:
"""
Returns a list of favorite tracks.
"""
return cls.get_favorites(FavType.track, userid)
@classmethod
def get_fav_albums(cls) -> list[tuple]:
"""
Returns a list of favorite albums.
"""
userid = current_user["id"]
return cls.get_favorites(FavType.album, userid)
@classmethod
def get_fav_artists(cls) -> list[tuple]:
"""
Returns a list of favorite artists.
"""
userid = current_user["id"]
return cls.get_favorites(FavType.artist, userid)
@classmethod
def delete_favorite(cls, fav_type: str, fav_hash: str):
"""
Deletes a favorite from the database.
"""
sql = """DELETE FROM favorites WHERE hash = ? AND type = ? AND userid = ?"""
with SQLiteManager(userdata_db=True) as cur:
userid = current_user["id"]
cur.execute(sql, (fav_hash, fav_type, userid))
cur.close()
@classmethod
def get_track_count(cls) -> int:
"""
Returns the number of favorite tracks.
"""
sql = """SELECT COUNT(*) FROM favorites WHERE type = ? AND userid = ?"""
with SQLiteManager(userdata_db=True) as cur:
userid = current_user["id"]
cur.execute(sql, (FavType.track, userid))
count = cur.fetchone()[0]
cur.close()
return count