redis added

This commit is contained in:
berkay 2025-03-25 10:45:20 +03:00
parent 79028493a9
commit ba8cce073e
8 changed files with 636 additions and 2 deletions

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@ -9,8 +9,8 @@ from ApiLayers.AllConfigs.Redis.configs import (
RedisCategoryPageInfoKeys,
)
from Events.Engine.abstract_class import CategoryCluster
from Services.Redis.Actions.actions import RedisActions
from Services.Redis.Models.cluster import RedisList
from Services.RedisService.Actions.actions import RedisActions
from Services.RedisService.Models.cluster import RedisList
from .prepare_redis_items import DecoratorModule, PrepareRedisItems
from .category_cluster_models import CategoryClusterController

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@ -0,0 +1,159 @@
import arrow
from typing import Optional, List, Dict, Union
from ApiLayers.AllConfigs.main import MainConfig
from Services.RedisService.conn import redis_cli
from Services.RedisService.Models.base import RedisRow
from Services.RedisService.Models.response import RedisResponse
class RedisActions:
"""Class for handling Redis operations with JSON data."""
@classmethod
def get_expiry_time(cls, expiry_kwargs: Dict[str, int]) -> int:
"""Calculate expiry time in seconds from kwargs."""
time_multipliers = {"days": 86400, "hours": 3600, "minutes": 60, "seconds": 1}
return sum(
int(expiry_kwargs.get(unit, 0)) * multiplier
for unit, multiplier in time_multipliers.items()
)
@classmethod
def set_expiry_time(cls, expiry_seconds: int) -> Dict[str, int]:
"""Convert total seconds back into a dictionary of time units."""
time_multipliers = {"days": 86400, "hours": 3600, "minutes": 60, "seconds": 1}
result = {}
for unit, multiplier in time_multipliers.items():
if expiry_seconds >= multiplier:
result[unit], expiry_seconds = divmod(expiry_seconds, multiplier)
return result
@classmethod
def resolve_expires_at(cls, redis_row: RedisRow) -> str:
"""Resolve expiry time for Redis key."""
expiry_time = redis_cli.ttl(redis_row.redis_key)
if expiry_time == -1:
return "Key has no expiry time."
return arrow.now().shift(seconds=expiry_time).format(MainConfig.DATETIME_FORMAT)
@classmethod
def delete_key(cls, key: Union[Optional[str], Optional[bytes]]):
try:
redis_cli.delete(key)
return RedisResponse(
status=True,
message="Value is deleted successfully.",
)
except Exception as e:
return RedisResponse(
status=False,
message="Value is not deleted successfully.",
error=str(e),
)
@classmethod
def delete(
cls, list_keys: List[Union[Optional[str], Optional[bytes]]]
) -> RedisResponse:
try:
regex = RedisRow().regex(list_keys=list_keys)
json_get = redis_cli.scan_iter(match=regex)
for row in list(json_get):
redis_cli.delete(row)
return RedisResponse(
status=True,
message="Values are deleted successfully.",
)
except Exception as e:
return RedisResponse(
status=False,
message="Values are not deleted successfully.",
error=str(e),
)
@classmethod
def set_json(
cls,
list_keys: List[Union[str, bytes]],
value: Optional[Union[Dict, List]],
expires: Optional[Dict[str, int]] = None,
) -> RedisResponse:
"""Set JSON value in Redis with optional expiry."""
redis_row = RedisRow()
redis_row.merge(set_values=list_keys)
redis_row.feed(value)
redis_row.expires_at_string = None
redis_row.expires_at = None
try:
if expires:
redis_row.expires_at = expires
expiry_time = cls.get_expiry_time(expiry_kwargs=expires)
redis_cli.setex(
name=redis_row.redis_key,
time=expiry_time,
value=redis_row.value,
)
redis_row.expires_at_string = str(
arrow.now()
.shift(seconds=expiry_time)
.format(MainConfig.DATETIME_FORMAT)
)
else:
redis_cli.set(name=redis_row.redis_key, value=redis_row.value)
return RedisResponse(
status=True,
message="Value is set successfully.",
data=redis_row,
)
except Exception as e:
return RedisResponse(
status=False,
message="Value is not set successfully.",
error=str(e),
)
@classmethod
def get_json(
cls, list_keys: List[Union[Optional[str], Optional[bytes]]]
) -> RedisResponse:
"""Get JSON values from Redis using pattern matching."""
try:
list_of_rows = []
regex = RedisRow.regex(list_keys=list_keys)
json_get = redis_cli.scan_iter(match=regex)
for row in list(json_get):
redis_row = RedisRow()
redis_row.set_key(key=row)
redis_value = redis_cli.get(row)
redis_value_expire = redis_cli.ttl(row)
redis_row.expires_at = cls.set_expiry_time(
expiry_seconds=int(redis_value_expire)
)
redis_row.expires_at_string = cls.resolve_expires_at(
redis_row=redis_row
)
redis_row.feed(redis_value)
list_of_rows.append(redis_row)
if list_of_rows:
return RedisResponse(
status=True,
message="Value is get successfully.",
data=list_of_rows,
)
return RedisResponse(
status=False,
message="Value is not get successfully.",
data=list_of_rows,
)
except Exception as e:
return RedisResponse(
status=False,
message="Value is not get successfully.",
error=str(e),
)

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@ -0,0 +1,36 @@
from typing import Optional
from uuid import UUID
from pydantic import field_validator
from ApiLayers.AllConfigs.Redis.configs import RedisAuthKeys
from Services.RedisService.Models.row import BaseRedisModel
class AccessToken(BaseRedisModel):
auth_key: Optional[str] = RedisAuthKeys.AUTH
accessToken: Optional[str] = None
userUUID: Optional[str | UUID] = None
@field_validator("userUUID", mode="after")
def validate_uuid(cls, v):
"""Convert UUID to string during validation."""
if v is None:
return None
return str(v)
def to_list(self):
"""Convert to list for Redis storage."""
return [
self.auth_key,
self.accessToken,
str(self.userUUID) if self.userUUID else None,
]
@property
def count(self):
return 3
@property
def delimiter(self):
return ":"

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@ -0,0 +1,309 @@
"""
Redis key-value operations with structured data handling.
This module provides a class for managing Redis key-value operations with support for:
- Structured data storage and retrieval
- Key pattern generation for searches
- JSON serialization/deserialization
- Type-safe value handling
"""
import arrow
import json
from typing import Union, Dict, List, Optional, Any, ClassVar
from Services.RedisService.conn import redis_cli
class RedisKeyError(Exception):
"""Exception raised for Redis key-related errors."""
pass
class RedisValueError(Exception):
"""Exception raised for Redis value-related errors."""
pass
class RedisRow:
"""
Handles Redis key-value operations with structured data.
This class provides methods for:
- Managing compound keys with delimiters
- Converting between bytes and string formats
- JSON serialization/deserialization of values
- Pattern generation for Redis key searches
Attributes:
key: The Redis key in bytes or string format
value: The stored value (will be JSON serialized)
delimiter: Character used to separate compound key parts
expires_at: Optional expiration timestamp
"""
key: ClassVar[Union[str, bytes]]
value: ClassVar[Any]
delimiter: str = ":"
expires_at: Optional[dict] = {"seconds": 60 * 60 * 30}
expires_at_string: Optional[str]
def get_expiry_time(self) -> int | None:
"""Calculate expiry time in seconds from kwargs."""
time_multipliers = {"days": 86400, "hours": 3600, "minutes": 60, "seconds": 1}
if self.expires_at:
return sum(
int(self.expires_at.get(unit, 0)) * multiplier
for unit, multiplier in time_multipliers.items()
)
return
def merge(self, set_values: List[Union[str, bytes]]) -> None:
"""
Merge list of values into a single delimited key.
Args:
set_values: List of values to merge into key
Example:
>>> RedisRow.merge(["users", "123", "profile"])
>>> print(RedisRow.key)
b'users:123:profile'
"""
if not set_values:
raise RedisKeyError("Cannot merge empty list of values")
merged = []
for value in set_values:
if value is None:
continue
if isinstance(value, bytes):
value = value.decode()
merged.append(str(value))
self.key = self.delimiter.join(merged).encode()
@classmethod
def regex(cls, list_keys: List[Union[str, bytes, None]]) -> str:
"""
Generate Redis search pattern from list of keys.
Args:
list_keys: List of key parts, can include None for wildcards
Returns:
str: Redis key pattern with wildcards
Example:
>>> RedisRow.regex([None, "users", "active"])
'*:users:active'
"""
if not list_keys:
return ""
# Filter and convert valid keys
valid_keys = []
for key in list_keys:
if key is None or str(key) == "None":
continue
if isinstance(key, bytes):
key = key.decode()
valid_keys.append(str(key))
# Build pattern
pattern = cls.delimiter.join(valid_keys)
if not pattern:
return ""
# Add wildcard if first key was None
if list_keys[0] is None:
pattern = f"*{cls.delimiter}{pattern}"
if "*" not in pattern and any([list_key is None for list_key in list_keys]):
pattern = f"{pattern}:*"
return pattern
def parse(self) -> List[str]:
"""
Parse the key into its component parts.
Returns:
List[str]: Key parts split by delimiter
Example:
>>> RedisRow.key = b'users:123:profile'
>>> RedisRow.parse()
['users', '123', 'profile']
"""
if not self.key:
return []
key_str = self.key.decode() if isinstance(self.key, bytes) else self.key
return key_str.split(self.delimiter)
def feed(self, value: Union[bytes, Dict, List, str]) -> None:
"""
Convert and store value in JSON format.
Args:
value: Value to store (bytes, dict, or list)
Raises:
RedisValueError: If value type is not supported
Example:
>>> RedisRow.feed({"name": "John", "age": 30})
>>> print(RedisRow.value)
'{"name": "John", "age": 30}'
"""
try:
if isinstance(value, (dict, list)):
self.value = json.dumps(value)
elif isinstance(value, bytes):
self.value = json.dumps(json.loads(value.decode()))
elif isinstance(value, str):
self.value = value
else:
raise RedisValueError(f"Unsupported value type: {type(value)}")
except json.JSONDecodeError as e:
raise RedisValueError(f"Invalid JSON format: {str(e)}")
def modify(self, add_dict: Dict) -> None:
"""
Modify existing data by merging with new dictionary.
Args:
add_dict: Dictionary to merge with existing data
Example:
>>> RedisRow.feed({"name": "John"})
>>> RedisRow.modify({"age": 30})
>>> print(RedisRow.data)
{"name": "John", "age": 30}
"""
if not isinstance(add_dict, dict):
raise RedisValueError("modify() requires a dictionary argument")
current_data = self.row if self.row else {}
if not isinstance(current_data, dict):
raise RedisValueError("Cannot modify non-dictionary data")
current_data = {
**current_data,
**add_dict,
}
self.feed(current_data)
self.save()
def save(self):
"""
Save the data to Redis with optional expiration.
Raises:
RedisKeyError: If key is not set
RedisValueError: If value is not set
"""
if not self.key:
raise RedisKeyError("Cannot save data without a key")
if not self.value:
raise RedisValueError("Cannot save empty data")
if self.expires_at:
redis_cli.setex(
name=self.redis_key, time=self.get_expiry_time(), value=self.value
)
self.expires_at_string = str(
arrow.now()
.shift(seconds=self.get_expiry_time())
.format("YYYY-MM-DD HH:mm:ss")
)
return self.value
redis_cli.set(name=self.redis_key, value=self.value)
self.expires_at = None
self.expires_at_string = None
return self.value
def remove(self, key: str) -> None:
"""
Remove a key from the stored dictionary.
Args:
key: Key to remove from stored dictionary
Raises:
KeyError: If key doesn't exist
RedisValueError: If stored value is not a dictionary
"""
current_data = self.row
if not isinstance(current_data, dict):
raise RedisValueError("Cannot remove key from non-dictionary data")
try:
current_data.pop(key)
self.feed(current_data)
self.save()
except KeyError:
raise KeyError(f"Key '{key}' not found in stored data")
def delete(self) -> None:
"""Delete the key from Redis."""
try:
redis_cli.delete(self.redis_key)
except Exception as e:
print(f"Error deleting key: {str(e)}")
@property
def keys(self) -> str:
"""
Get key as string.
Returns:
str: Key in string format
"""
return self.key.decode() if isinstance(self.key, bytes) else self.key
def set_key(self, key: Union[str, bytes]) -> None:
"""
Set key ensuring bytes format.
Args:
key: Key in string or bytes format
"""
if not key:
raise RedisKeyError("Cannot set empty key")
self.key = key if isinstance(key, bytes) else str(key).encode()
@property
def redis_key(self) -> bytes:
"""
Get key in bytes format for Redis operations.
Returns:
bytes: Key in bytes format
"""
return self.key if isinstance(self.key, bytes) else str(self.key).encode()
@property
def row(self) -> Union[Dict, List]:
"""
Get stored value as Python object.
Returns:
Union[Dict, List]: Deserialized JSON data
"""
try:
return json.loads(self.value)
except json.JSONDecodeError as e:
raise RedisValueError(f"Invalid JSON format in stored value: {str(e)}")
@property
def as_dict(self) -> Dict[str, Any]:
"""
Get row data as dictionary.
Returns:
Dict[str, Any]: Dictionary with keys and value
"""
return {
"keys": self.keys,
"value": self.row,
}

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@ -0,0 +1,17 @@
from Services.RedisService.Models.row import BaseRedisModel
class RedisList(BaseRedisModel):
redis_key: str
def to_list(self):
"""Convert to list for Redis storage."""
return [self.redis_key]
@property
def count(self):
return 1
@property
def delimiter(self):
return ":"

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@ -0,0 +1,68 @@
from typing import Union, Dict, List, Optional, Any
from Services.RedisService.Models.base import RedisRow
class RedisResponse:
"""Base class for Redis response handling."""
def __init__(
self,
status: bool,
message: str,
data: Any = None,
error: Optional[str] = None,
):
self.status = status
self.message = message
self.data = data
if isinstance(data, dict):
self.data_type = "dict"
elif isinstance(data, list):
self.data_type = "list"
elif isinstance(data, RedisRow):
self.data_type = "row"
elif data is None:
self.data_type = None
self.error = error
def as_dict(self) -> Dict:
data = self.all
main_dict = {
"status": self.status,
"message": self.message,
"count": self.count,
"dataType": getattr(self, "data_type", None),
}
if isinstance(data, RedisRow):
dict_return = {data.keys: data.row}
dict_return.update(dict(main_dict))
return dict_return
elif isinstance(data, list):
dict_return = {row.keys: row.data for row in data}
dict_return.update(dict(main_dict))
return dict_return
@property
def all(self) -> Union[Optional[List[RedisRow]]]:
return self.data or []
@property
def count(self) -> int:
row = self.all
if isinstance(row, list):
return len(row)
elif isinstance(row, RedisRow):
return 1
@property
def first(self) -> Union[RedisRow, dict, None]:
if self.data:
if isinstance(self.data, list):
if isinstance(self.data[0], RedisRow):
return self.data[0].row
return self.data[0]
elif isinstance(self.data, RedisRow):
return self.data.row
self.status = False
return

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@ -0,0 +1,20 @@
from abc import abstractmethod
from pydantic import BaseModel
class BaseRedisModel(BaseModel):
@abstractmethod
def to_list(self) -> list:
"""Convert to list for Redis storage."""
pass
@abstractmethod
def count(self) -> int:
"""Return the number of elements in the list."""
pass
@abstractmethod
def delimiter(self) -> str:
"""Return the delimiter for the list."""
pass

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@ -0,0 +1,25 @@
from redis import Redis
from ApiLayers.AllConfigs.Redis.configs import WagRedis
class RedisConn:
def __init__(self):
self.redis = Redis(**WagRedis.as_dict())
if not self.check_connection():
raise Exception("Connection error")
def check_connection(self):
return self.redis.ping()
def set_connection(self, host, password, port, db):
self.redis = Redis(host=host, password=password, port=port, db=db)
return self.redis
try:
redis_conn = RedisConn()
redis_cli = redis_conn.redis
except Exception as e:
print("Redis Connection Error", e)