Init

led_platform/domain/__init__.py

@@ -0,0 +1,30 @@
+from .models import (
+    AckStatus,
+    CommandEnvelope,
+    CommandRecord,
+    CommandType,
+    NodeRole,
+    NodeStatus,
+    OutputNode,
+    PerformanceSample,
+    PhysicalOutput,
+    Scene,
+    SceneState,
+    Tile,
+)
+
+__all__ = [
+    "AckStatus",
+    "CommandEnvelope",
+    "CommandRecord",
+    "CommandType",
+    "NodeRole",
+    "NodeStatus",
+    "OutputNode",
+    "PerformanceSample",
+    "PhysicalOutput",
+    "Scene",
+    "SceneState",
+    "Tile",
+]
+

led_platform/domain/models.py

@@ -0,0 +1,141 @@
+from enum import Enum
+from typing import Any
+from uuid import uuid4
+
+from pydantic import BaseModel, Field, HttpUrl
+
+from led_platform.core.clock import epoch_ms
+
+
+class CommandType(str, Enum):
+    HELLO = "hello"
+    STATE = "state"
+    PREPARE_SCENE = "prepare_scene"
+    COMMIT_SCENE = "commit_scene"
+    COMPONENT_ACTION = "component_action"
+    CLOCK_PING = "clock_ping"
+    CLOCK_PONG = "clock_pong"
+    TELEMETRY = "telemetry"
+    HEARTBEAT = "heartbeat"
+    ACK = "ack"
+    ERROR = "error"
+
+
+class AckStatus(str, Enum):
+    PREPARED = "prepared"
+    COMMITTED = "committed"
+    ACTION_COMMITTED = "action_committed"
+    LATE = "late"
+    ERROR = "error"
+
+
+class NodeRole(str, Enum):
+    ADMIN = "admin"
+    OUTPUT = "output"
+    RENDERER = "renderer"
+
+
+class NodeStatus(str, Enum):
+    STARTING = "starting"
+    READY = "ready"
+    DEGRADED = "degraded"
+    ERROR = "error"
+
+
+class PhysicalOutput(BaseModel):
+    id: str
+    index: int
+    x: int
+    y: int
+    width: int = 3840
+    height: int = 2160
+    connector: str | None = None
+
+
+class Tile(BaseModel):
+    id: str
+    name: str
+    x: int
+    y: int
+    width: int
+    height: int
+    wall_width: int
+    wall_height: int
+    desktop_width: int
+    desktop_height: int
+    physical_outputs: list[PhysicalOutput] = Field(default_factory=list)
+
+    @property
+    def right(self) -> int:
+        return self.x + self.width
+
+
+class Scene(BaseModel):
+    id: str
+    name: str
+    url: str | HttpUrl = "/wall-app"
+    view: str
+    description: str | None = None
+    preload: list[str] = Field(default_factory=list)
+
+
+class SceneState(BaseModel):
+    active_scene_id: str
+    active_view: str
+    active_url: str
+    version: int
+    scene_started_at_ms: int
+    apply_at_ms: int | None = None
+    action: str | None = None
+
+
+class CommandEnvelope(BaseModel):
+    type: CommandType
+    command_id: str = Field(default_factory=lambda: uuid4().hex)
+    payload: dict[str, Any] = Field(default_factory=dict)
+    sent_at_ms: int = Field(default_factory=epoch_ms)
+
+
+class OutputNode(BaseModel):
+    node_id: str
+    tile_id: str
+    status: NodeStatus = NodeStatus.READY
+    connected_at_ms: int = Field(default_factory=epoch_ms)
+    last_seen_ms: int = Field(default_factory=epoch_ms)
+    app_version: str | None = None
+    user_agent: str | None = None
+    clock_offset_ms: float | None = None
+    rtt_ms: float | None = None
+    fps: float | None = None
+    frame_time_ms: float | None = None
+    dropped_frames: int | None = None
+    gpu_hint: str | None = None
+
+
+class PerformanceSample(BaseModel):
+    node_id: str
+    tile_id: str
+    fps: float
+    frame_time_ms: float
+    dropped_frames: int = 0
+    at_ms: int = Field(default_factory=epoch_ms)
+
+
+class CommandRecord(BaseModel):
+    command_id: str
+    command_type: CommandType
+    target_tiles: list[str]
+    apply_at_ms: int
+    created_at_ms: int = Field(default_factory=epoch_ms)
+    expires_at_ms: int
+    payload: dict[str, Any] = Field(default_factory=dict)
+    acks: list[dict[str, Any]] = Field(default_factory=list)
+
+    @property
+    def complete(self) -> bool:
+        completed = {
+            ack.get("tile_id")
+            for ack in self.acks
+            if ack.get("status") in {AckStatus.COMMITTED, AckStatus.ACTION_COMMITTED}
+        }
+        return set(self.target_tiles).issubset({str(tile) for tile in completed if tile})