Files
Pac-cogs/videoarchiver/core/settings.py
2024-11-18 01:21:40 +00:00

379 lines
13 KiB
Python

"""Module for managing VideoArchiver settings"""
from typing import Dict, Any, List, Optional, Union, TypedDict, ClassVar
from dataclasses import dataclass, field
from enum import Enum, auto
# try:
# Try relative imports first
from ..utils.exceptions import ConfigurationError, ErrorContext, ErrorSeverity
# except ImportError:
# Fall back to absolute imports if relative imports fail
# from videoarchiver.utils.exceptions import ConfigurationError, ErrorContext, ErrorSeverity
class VideoFormat(Enum):
"""Supported video formats"""
MP4 = "mp4"
WEBM = "webm"
MKV = "mkv"
class VideoQuality(Enum):
"""Video quality presets"""
LOW = "low" # 480p
MEDIUM = "medium" # 720p
HIGH = "high" # 1080p
ULTRA = "ultra" # 4K
class SettingCategory(Enum):
"""Setting categories"""
GENERAL = auto()
CHANNELS = auto()
PERMISSIONS = auto()
VIDEO = auto()
MESSAGES = auto()
PERFORMANCE = auto()
FEATURES = auto()
class ValidationResult(TypedDict):
"""Type definition for validation result"""
valid: bool
error: Optional[str]
details: Dict[str, Any]
@dataclass
class SettingDefinition:
"""Defines a setting's properties"""
name: str
category: SettingCategory
default_value: Any
description: str
data_type: type
required: bool = True
min_value: Optional[Union[int, float]] = None
max_value: Optional[Union[int, float]] = None
choices: Optional[List[Any]] = None
depends_on: Optional[str] = None
validation_func: Optional[callable] = None
error_message: Optional[str] = None
def __post_init__(self) -> None:
"""Validate setting definition"""
if self.choices and self.default_value not in self.choices:
raise ConfigurationError(
f"Default value {self.default_value} not in choices {self.choices}",
context=ErrorContext(
"Settings",
"definition_validation",
{"setting": self.name},
ErrorSeverity.HIGH,
),
)
if self.min_value is not None and self.max_value is not None:
if self.min_value > self.max_value:
raise ConfigurationError(
f"Min value {self.min_value} greater than max value {self.max_value}",
context=ErrorContext(
"Settings",
"definition_validation",
{"setting": self.name},
ErrorSeverity.HIGH,
),
)
class Settings:
"""Manages VideoArchiver settings"""
# Setting definitions
SETTINGS: ClassVar[Dict[str, SettingDefinition]] = {
"enabled": SettingDefinition(
name="enabled",
category=SettingCategory.GENERAL,
default_value=False,
description="Whether the archiver is enabled for this guild",
data_type=bool,
),
"archive_channel": SettingDefinition(
name="archive_channel",
category=SettingCategory.CHANNELS,
default_value=None,
description="Channel where archived videos are posted",
data_type=int,
required=False,
error_message="Archive channel must be a valid channel ID",
),
"log_channel": SettingDefinition(
name="log_channel",
category=SettingCategory.CHANNELS,
default_value=None,
description="Channel for logging archiver actions",
data_type=int,
required=False,
error_message="Log channel must be a valid channel ID",
),
"enabled_channels": SettingDefinition(
name="enabled_channels",
category=SettingCategory.CHANNELS,
default_value=[],
description="Channels to monitor (empty means all channels)",
data_type=list,
error_message="Enabled channels must be a list of valid channel IDs",
),
"allowed_roles": SettingDefinition(
name="allowed_roles",
category=SettingCategory.PERMISSIONS,
default_value=[],
description="Roles allowed to use archiver (empty means all roles)",
data_type=list,
error_message="Allowed roles must be a list of valid role IDs",
),
"video_format": SettingDefinition(
name="video_format",
category=SettingCategory.VIDEO,
default_value=VideoFormat.MP4.value,
description="Format for archived videos",
data_type=str,
choices=[format.value for format in VideoFormat],
error_message=f"Video format must be one of: {', '.join(f.value for f in VideoFormat)}",
),
"video_quality": SettingDefinition(
name="video_quality",
category=SettingCategory.VIDEO,
default_value=VideoQuality.HIGH.value,
description="Quality preset for archived videos",
data_type=str,
choices=[quality.value for quality in VideoQuality],
error_message=f"Video quality must be one of: {', '.join(q.value for q in VideoQuality)}",
),
"max_file_size": SettingDefinition(
name="max_file_size",
category=SettingCategory.VIDEO,
default_value=8,
description="Maximum file size in MB",
data_type=int,
min_value=1,
max_value=100,
error_message="Max file size must be between 1 and 100 MB",
),
"message_duration": SettingDefinition(
name="message_duration",
category=SettingCategory.MESSAGES,
default_value=30,
description="Duration to show status messages (seconds)",
data_type=int,
min_value=5,
max_value=300,
error_message="Message duration must be between 5 and 300 seconds",
),
"message_template": SettingDefinition(
name="message_template",
category=SettingCategory.MESSAGES,
default_value="{author} archived a video from {channel}",
description="Template for archive messages",
data_type=str,
error_message="Message template must contain {author} and {channel} placeholders",
),
"concurrent_downloads": SettingDefinition(
name="concurrent_downloads",
category=SettingCategory.PERFORMANCE,
default_value=2,
description="Maximum concurrent downloads",
data_type=int,
min_value=1,
max_value=5,
error_message="Concurrent downloads must be between 1 and 5",
),
"enabled_sites": SettingDefinition(
name="enabled_sites",
category=SettingCategory.FEATURES,
default_value=None,
description="Sites to enable archiving for (None means all sites)",
data_type=list,
required=False,
error_message="Enabled sites must be a list of valid site identifiers",
),
"use_database": SettingDefinition(
name="use_database",
category=SettingCategory.FEATURES,
default_value=False,
description="Enable database tracking of archived videos",
data_type=bool,
),
}
@classmethod
def get_setting_definition(cls, setting: str) -> Optional[SettingDefinition]:
"""
Get definition for a setting.
Args:
setting: Setting name
Returns:
Setting definition or None if not found
"""
return cls.SETTINGS.get(setting)
@classmethod
def get_settings_by_category(
cls, category: SettingCategory
) -> Dict[str, SettingDefinition]:
"""
Get all settings in a category.
Args:
category: Setting category
Returns:
Dictionary of settings in the category
"""
return {
name: definition
for name, definition in cls.SETTINGS.items()
if definition.category == category
}
@classmethod
def validate_setting(cls, setting: str, value: Any) -> ValidationResult:
"""
Validate a setting value.
Args:
setting: Setting name
value: Value to validate
Returns:
Validation result dictionary
Raises:
ConfigurationError: If setting definition is not found
"""
definition = cls.get_setting_definition(setting)
if not definition:
raise ConfigurationError(
f"Unknown setting: {setting}",
context=ErrorContext(
"Settings", "validation", {"setting": setting}, ErrorSeverity.HIGH
),
)
details = {
"setting": setting,
"value": value,
"type": type(value).__name__,
"expected_type": definition.data_type.__name__,
}
# Check type
if not isinstance(value, definition.data_type):
return ValidationResult(
valid=False,
error=f"Invalid type: expected {definition.data_type.__name__}, got {type(value).__name__}",
details=details,
)
# Check required
if definition.required and value is None:
return ValidationResult(
valid=False, error="Required setting cannot be None", details=details
)
# Check choices
if definition.choices and value not in definition.choices:
return ValidationResult(
valid=False,
error=f"Value must be one of: {', '.join(map(str, definition.choices))}",
details=details,
)
# Check numeric bounds
if isinstance(value, (int, float)):
if definition.min_value is not None and value < definition.min_value:
return ValidationResult(
valid=False,
error=f"Value must be at least {definition.min_value}",
details=details,
)
if definition.max_value is not None and value > definition.max_value:
return ValidationResult(
valid=False,
error=f"Value must be at most {definition.max_value}",
details=details,
)
# Custom validation
if definition.validation_func:
try:
result = definition.validation_func(value)
if not result:
return ValidationResult(
valid=False,
error=definition.error_message or "Validation failed",
details=details,
)
except Exception as e:
return ValidationResult(valid=False, error=str(e), details=details)
return ValidationResult(valid=True, error=None, details=details)
@property
def default_guild_settings(self) -> Dict[str, Any]:
"""
Default settings for guild configuration.
Returns:
Dictionary of default settings
"""
return {
name: definition.default_value for name, definition in self.SETTINGS.items()
}
@classmethod
def get_setting_help(cls, setting: str) -> Optional[str]:
"""
Get help text for a setting.
Args:
setting: Setting name
Returns:
Help text or None if setting not found
"""
definition = cls.get_setting_definition(setting)
if not definition:
return None
help_text = [
f"Setting: {definition.name}",
f"Category: {definition.category.name}",
f"Description: {definition.description}",
f"Type: {definition.data_type.__name__}",
f"Required: {definition.required}",
f"Default: {definition.default_value}",
]
if definition.choices:
help_text.append(f"Choices: {', '.join(map(str, definition.choices))}")
if definition.min_value is not None:
help_text.append(f"Minimum: {definition.min_value}")
if definition.max_value is not None:
help_text.append(f"Maximum: {definition.max_value}")
if definition.depends_on:
help_text.append(f"Depends on: {definition.depends_on}")
if definition.error_message:
help_text.append(f"Error: {definition.error_message}")
return "\n".join(help_text)