78 lines
1.6 KiB
Python
78 lines
1.6 KiB
Python
"""
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Event types for the mainline application.
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Defines the core events that flow through the system.
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These types support a future migration to an event-driven architecture.
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"""
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from dataclasses import dataclass
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from datetime import datetime
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from enum import Enum, auto
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class EventType(Enum):
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"""Core event types in the mainline application."""
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NEW_HEADLINE = auto()
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FRAME_TICK = auto()
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MIC_LEVEL = auto()
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NTFY_MESSAGE = auto()
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STREAM_START = auto()
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STREAM_END = auto()
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FIGMENT_TRIGGER = auto()
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@dataclass
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class HeadlineEvent:
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"""Event emitted when a new headline is ready for display."""
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title: str
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source: str
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timestamp: str
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language: str | None = None
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@dataclass
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class FrameTickEvent:
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"""Event emitted on each render frame."""
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frame_number: int
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timestamp: datetime
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delta_seconds: float
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@dataclass
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class MicLevelEvent:
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"""Event emitted when microphone level changes significantly."""
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db_level: float
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excess_above_threshold: float
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timestamp: datetime
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@dataclass
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class NtfyMessageEvent:
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"""Event emitted when an ntfy message is received."""
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title: str
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body: str
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message_id: str | None = None
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timestamp: datetime | None = None
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@dataclass
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class StreamEvent:
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"""Event emitted when stream starts or ends."""
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event_type: EventType
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headline_count: int = 0
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timestamp: datetime | None = None
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@dataclass
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class FigmentTriggerEvent:
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"""Event emitted when a figment is triggered."""
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action: str
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value: float | str | None = None
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timestamp: datetime | None = None
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