Files
home-automation/apps/api/routes/groups_scenes.py

455 lines
15 KiB
Python

"""Groups and Scenes API routes."""
import asyncio
import logging
from pathlib import Path
from typing import Any
from fastapi import APIRouter, HTTPException, status
from pydantic import BaseModel
from packages.home_capabilities import (
GroupConfig,
GroupsConfigRoot,
SceneConfig,
ScenesConfigRoot,
get_group_by_id,
get_scene_by_id,
load_groups,
load_scenes,
)
# Import from parent modules
import sys
sys.path.insert(0, str(Path(__file__).parent.parent))
from resolvers import (
DeviceDTO,
resolve_group_devices,
resolve_scene_step_devices,
load_device_rooms,
)
from main import load_devices, publish_abstract_set
logger = logging.getLogger(__name__)
router = APIRouter()
# ============================================================================
# REQUEST/RESPONSE MODELS
# ============================================================================
class GroupResponse(BaseModel):
"""Response model for a group."""
id: str
name: str
device_count: int
devices: list[str]
selector: dict[str, Any] | None = None
capabilities: dict[str, bool]
class GroupSetRequest(BaseModel):
"""Request to set state for all devices in a group."""
action: dict[str, Any] # e.g., {"type": "light", "payload": {"power": "on", "brightness": 50}}
class SceneResponse(BaseModel):
"""Response model for a scene."""
id: str
name: str
steps: int
class SceneRunRequest(BaseModel):
"""Request to execute a scene (currently empty, future: override params)."""
pass
class SceneExecutionResponse(BaseModel):
"""Response after scene execution."""
scene_id: str
scene_name: str
steps_executed: int
devices_affected: int
execution_plan: list[dict[str, Any]]
# ============================================================================
# GROUPS ENDPOINTS
# ============================================================================
@router.get("/groups", response_model=list[GroupResponse], tags=["groups"])
async def list_groups() -> list[GroupResponse]:
"""
List all available groups.
Returns:
list[GroupResponse]: List of groups with their devices
"""
try:
# Load configuration
groups_config = load_groups(Path(__file__).parent.parent.parent.parent / "config" / "groups.yaml")
devices = load_devices()
device_rooms = load_device_rooms()
# Build response for each group
response = []
for group in groups_config.groups:
# Resolve devices for this group
resolved_devices = resolve_group_devices(group, devices, device_rooms)
device_ids = [d["device_id"] for d in resolved_devices]
# Convert selector to dict if present
selector_dict = None
if group.selector:
selector_dict = {
"type": group.selector.type,
"room": group.selector.room,
"tags": group.selector.tags,
}
response.append(GroupResponse(
id=group.id,
name=group.name,
device_count=len(device_ids),
devices=device_ids,
selector=selector_dict,
capabilities=group.capabilities,
))
return response
except Exception as e:
logger.error(f"Error loading groups: {e}")
raise HTTPException(
status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
detail=f"Failed to load groups: {str(e)}"
)
@router.get("/groups/{group_id}", response_model=GroupResponse, tags=["groups"])
async def get_group(group_id: str) -> GroupResponse:
"""
Get details for a specific group.
Args:
group_id: Group identifier
Returns:
GroupResponse: Group details with resolved devices
"""
try:
# Load configuration
groups_config = load_groups(Path(__file__).parent.parent.parent.parent / "config" / "groups.yaml")
devices = load_devices()
device_rooms = load_device_rooms()
# Find the group
group = get_group_by_id(groups_config, group_id)
if not group:
available_groups = [g.id for g in groups_config.groups]
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail=f"Group '{group_id}' not found. Available groups: {available_groups}"
)
# Resolve devices
resolved_devices = resolve_group_devices(group, devices, device_rooms)
device_ids = [d["device_id"] for d in resolved_devices]
# Convert selector to dict if present
selector_dict = None
if group.selector:
selector_dict = {
"type": group.selector.type,
"room": group.selector.room,
"tags": group.selector.tags,
}
return GroupResponse(
id=group.id,
name=group.name,
device_count=len(device_ids),
devices=device_ids,
selector=selector_dict,
capabilities=group.capabilities,
)
except HTTPException:
raise
except Exception as e:
logger.error(f"Error getting group {group_id}: {e}")
raise HTTPException(
status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
detail=f"Failed to get group: {str(e)}"
)
@router.post("/groups/{group_id}/set", status_code=status.HTTP_202_ACCEPTED, tags=["groups"])
async def set_group(group_id: str, request: GroupSetRequest) -> dict[str, Any]:
"""
Set state for all devices in a group.
This endpoint resolves the group to its devices and would send
the action to each device. Currently returns execution plan.
Args:
group_id: Group identifier
request: Action to apply to all devices in the group
Returns:
dict: Execution plan (devices and actions to be executed)
"""
try:
# Load configuration
groups_config = load_groups(Path(__file__).parent.parent.parent.parent / "config" / "groups.yaml")
devices = load_devices()
device_rooms = load_device_rooms()
# Find the group
group = get_group_by_id(groups_config, group_id)
if not group:
available_groups = [g.id for g in groups_config.groups]
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail=f"Group '{group_id}' not found. Available groups: {available_groups}"
)
# Resolve devices
resolved_devices = resolve_group_devices(group, devices, device_rooms)
if not resolved_devices:
logger.warning(f"Group '{group_id}' resolved to 0 devices")
# Execute actions via MQTT
execution_plan = []
for device in resolved_devices:
device_type = device["type"]
device_id = device["device_id"]
payload = request.action.get("payload", {})
# Publish MQTT command
try:
await publish_abstract_set(device_type, device_id, payload)
execution_plan.append({
"device_id": device_id,
"device_type": device_type,
"action": request.action,
"status": "published"
})
except Exception as e:
logger.error(f"Failed to publish to {device_id}: {e}")
execution_plan.append({
"device_id": device_id,
"device_type": device_type,
"action": request.action,
"status": "failed",
"error": str(e)
})
return {
"group_id": group_id,
"group_name": group.name,
"devices_affected": len(resolved_devices),
"execution_plan": execution_plan,
"status": "executed"
}
except HTTPException:
raise
except Exception as e:
logger.error(f"Error setting group {group_id}: {e}")
raise HTTPException(
status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
detail=f"Failed to set group: {str(e)}"
)
# ============================================================================
# SCENES ENDPOINTS
# ============================================================================
@router.get("/scenes", response_model=list[SceneResponse], tags=["scenes"])
async def list_scenes() -> list[SceneResponse]:
"""
List all available scenes.
Returns:
list[SceneResponse]: List of scenes
"""
try:
# Load configuration
scenes_config = load_scenes(Path(__file__).parent.parent.parent.parent / "config" / "scenes.yaml")
# Build response for each scene
response = []
for scene in scenes_config.scenes:
response.append(SceneResponse(
id=scene.id,
name=scene.name,
steps=len(scene.steps),
))
return response
except Exception as e:
logger.error(f"Error loading scenes: {e}")
raise HTTPException(
status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
detail=f"Failed to load scenes: {str(e)}"
)
@router.get("/scenes/{scene_id}", response_model=SceneResponse, tags=["scenes"])
async def get_scene(scene_id: str) -> SceneResponse:
"""
Get details for a specific scene.
Args:
scene_id: Scene identifier
Returns:
SceneResponse: Scene details
"""
try:
# Load configuration
scenes_config = load_scenes(Path(__file__).parent.parent.parent.parent / "config" / "scenes.yaml")
# Find the scene
scene = get_scene_by_id(scenes_config, scene_id)
if not scene:
available_scenes = [s.id for s in scenes_config.scenes]
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail=f"Scene '{scene_id}' not found. Available scenes: {available_scenes}"
)
return SceneResponse(
id=scene.id,
name=scene.name,
steps=len(scene.steps),
)
except HTTPException:
raise
except Exception as e:
logger.error(f"Error getting scene {scene_id}: {e}")
raise HTTPException(
status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
detail=f"Failed to get scene: {str(e)}"
)
@router.post("/scenes/{scene_id}/run", response_model=SceneExecutionResponse, tags=["scenes"])
async def run_scene(scene_id: str, request: SceneRunRequest | None = None) -> SceneExecutionResponse:
"""
Execute a scene.
This endpoint resolves each step in the scene to its target devices
and would execute the actions. Currently returns execution plan.
Args:
scene_id: Scene identifier
request: Optional execution parameters (reserved for future use)
Returns:
SceneExecutionResponse: Execution plan and summary
"""
try:
# Load configuration
scenes_config = load_scenes(Path(__file__).parent.parent.parent.parent / "config" / "scenes.yaml")
groups_config = load_groups(Path(__file__).parent.parent.parent.parent / "config" / "groups.yaml")
devices = load_devices()
device_rooms = load_device_rooms()
# Find the scene
scene = get_scene_by_id(scenes_config, scene_id)
if not scene:
available_scenes = [s.id for s in scenes_config.scenes]
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail=f"Scene '{scene_id}' not found. Available scenes: {available_scenes}"
)
# Execute scene steps
execution_plan = []
total_devices = 0
for i, step in enumerate(scene.steps, 1):
# Resolve devices for this step
resolved_devices = resolve_scene_step_devices(step, groups_config, devices, device_rooms)
total_devices += len(resolved_devices)
# Extract action payload
action_payload = step.action.get("payload", {})
# Execute for each device
step_executions = []
for device in resolved_devices:
device_type = device["type"]
device_id = device["device_id"]
try:
await publish_abstract_set(device_type, device_id, action_payload)
step_executions.append({
"device_id": device_id,
"status": "published"
})
except Exception as e:
logger.error(f"Failed to publish to {device_id} in step {i}: {e}")
step_executions.append({
"device_id": device_id,
"status": "failed",
"error": str(e)
})
# Build step info
step_info = {
"step": i,
"devices_affected": len(resolved_devices),
"device_ids": [d["device_id"] for d in resolved_devices],
"action": step.action,
"executions": step_executions,
}
# Add targeting info
if step.group_id:
step_info["target"] = {"type": "group_id", "value": step.group_id}
elif step.selector:
step_info["target"] = {
"type": "selector",
"selector_type": step.selector.type,
"room": step.selector.room,
}
if step.delay_ms:
step_info["delay_ms"] = step.delay_ms
# Apply delay before next step
await asyncio.sleep(step.delay_ms / 1000.0)
execution_plan.append(step_info)
return SceneExecutionResponse(
scene_id=scene.id,
scene_name=scene.name,
steps_executed=len(scene.steps),
devices_affected=total_devices,
execution_plan=execution_plan,
)
except HTTPException:
raise
except ValueError as e:
# Handle unknown group_id in scene step
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=str(e)
)
except Exception as e:
logger.error(f"Error running scene {scene_id}: {e}")
raise HTTPException(
status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
detail=f"Failed to run scene: {str(e)}"
)