core/script/hassfest/config_flow.py

246 lines
8.5 KiB
Python

"""Generate config flow file."""
from __future__ import annotations
import json
from typing import Any
from .brand import validate as validate_brands
from .model import Brand, Config, Integration
from .serializer import format_python_namespace
UNIQUE_ID_IGNORE = {"huawei_lte", "mqtt", "adguard"}
def _validate_integration(config: Config, integration: Integration) -> None:
"""Validate config flow of an integration."""
config_flow_file = integration.path / "config_flow.py"
if not config_flow_file.is_file():
if integration.manifest.get("config_flow"):
integration.add_error(
"config_flow",
"Config flows need to be defined in the file config_flow.py",
)
return
config_flow = config_flow_file.read_text()
needs_unique_id = integration.domain not in UNIQUE_ID_IGNORE and (
"async_step_discovery" in config_flow
or "async_step_bluetooth" in config_flow
or "async_step_hassio" in config_flow
or "async_step_homekit" in config_flow
or "async_step_mqtt" in config_flow
or "async_step_ssdp" in config_flow
or "async_step_zeroconf" in config_flow
or "async_step_dhcp" in config_flow
or "async_step_usb" in config_flow
)
if not needs_unique_id:
return
has_unique_id = (
"self.async_set_unique_id" in config_flow
or "self._async_handle_discovery_without_unique_id" in config_flow
or "register_discovery_flow" in config_flow
or "AbstractOAuth2FlowHandler" in config_flow
)
if has_unique_id:
return
if config.specific_integrations:
notice_method = integration.add_warning
else:
notice_method = integration.add_error
notice_method(
"config_flow", "Config flows that are discoverable need to set a unique ID"
)
def _generate_and_validate(integrations: dict[str, Integration], config: Config) -> str:
"""Validate and generate config flow data."""
domains: dict[str, list[str]] = {
"integration": [],
"helper": [],
}
for domain in sorted(integrations):
integration = integrations[domain]
if not integration.config_flow:
continue
_validate_integration(config, integration)
if integration.integration_type == "helper":
domains["helper"].append(domain)
else:
domains["integration"].append(domain)
return format_python_namespace({"FLOWS": domains})
def _populate_brand_integrations(
integration_data: dict[str, Any],
integrations: dict[str, Integration],
brand_metadata: dict[str, Any],
sub_integrations: list[str],
) -> None:
"""Add referenced integrations to a brand's metadata."""
brand_metadata.setdefault("integrations", {})
for domain in sub_integrations:
integration = integrations.get(domain)
if not integration or integration.integration_type in (
"entity",
"hardware",
"system",
):
continue
metadata: dict[str, Any] = {
"integration_type": integration.integration_type,
}
# Always set the config_flow key to avoid breaking the frontend
# https://github.com/home-assistant/frontend/issues/14376
metadata["config_flow"] = bool(integration.config_flow)
if integration.iot_class:
metadata["iot_class"] = integration.iot_class
if integration.supported_by:
metadata["supported_by"] = integration.supported_by
if integration.iot_standards:
metadata["iot_standards"] = integration.iot_standards
if integration.translated_name:
integration_data["translated_name"].add(domain)
else:
metadata["name"] = integration.name
brand_metadata["integrations"][domain] = metadata
def _generate_integrations(
brands: dict[str, Brand],
integrations: dict[str, Integration],
config: Config,
) -> str:
"""Generate integrations data."""
result: dict[str, Any] = {
"integration": {},
"helper": {},
"translated_name": set(),
}
# Not all integrations will have an item in the brands collection.
# The config flow data index will be the union of the integrations without a brands item
# and the brand domain names from the brands collection.
# Compile a set of integrations which are referenced from at least one brand's
# integrations list. These integrations will not be present in the root level of the
# generated config flow index.
brand_integration_domains = {
brand_integration_domain
for brand in brands.values()
for brand_integration_domain in brand.integrations or []
}
# Compile a set of integrations which are not referenced from any brand's
# integrations list.
primary_domains = {
domain
for domain, integration in integrations.items()
if domain not in brand_integration_domains
}
# Add all brands to the set
primary_domains |= set(brands)
# Generate the config flow index
for domain in sorted(primary_domains):
metadata: dict[str, Any] = {}
if brand := brands.get(domain):
metadata["name"] = brand.name
if brand.integrations:
# Add the integrations which are referenced from the brand's
# integrations list
_populate_brand_integrations(
result, integrations, metadata, brand.integrations
)
if brand.iot_standards:
metadata["iot_standards"] = brand.iot_standards
result["integration"][domain] = metadata
else: # integration
integration = integrations[domain]
if integration.integration_type in ("entity", "system", "hardware"):
continue
if integration.translated_name:
result["translated_name"].add(domain)
else:
metadata["name"] = integration.name
metadata["integration_type"] = integration.integration_type
if integration.integration_type == "virtual":
if integration.supported_by:
metadata["supported_by"] = integration.supported_by
if integration.iot_standards:
metadata["iot_standards"] = integration.iot_standards
else:
metadata["config_flow"] = integration.config_flow
if integration.iot_class:
metadata["iot_class"] = integration.iot_class
if single_config_entry := integration.manifest.get(
"single_config_entry"
):
metadata["single_config_entry"] = single_config_entry
if integration.integration_type == "helper":
result["helper"][domain] = metadata
else:
result["integration"][domain] = metadata
return json.dumps(
result | {"translated_name": sorted(result["translated_name"])}, indent=2
)
def validate(integrations: dict[str, Integration], config: Config) -> None:
"""Validate config flow file."""
config_flow_path = config.root / "homeassistant/generated/config_flows.py"
integrations_path = config.root / "homeassistant/generated/integrations.json"
config.cache["config_flow"] = content = _generate_and_validate(integrations, config)
if config.specific_integrations:
return
brands = Brand.load_dir(config.root / "homeassistant/brands", config)
validate_brands(brands, integrations, config)
if config_flow_path.read_text() != content:
config.add_error(
"config_flow",
"File config_flows.py is not up to date. Run python3 -m script.hassfest",
fixable=True,
)
config.cache["integrations"] = content = _generate_integrations(
brands, integrations, config
)
if integrations_path.read_text() != content + "\n":
config.add_error(
"config_flow",
"File integrations.json is not up to date. "
"Run python3 -m script.hassfest",
fixable=True,
)
def generate(integrations: dict[str, Integration], config: Config) -> None:
"""Generate config flow file."""
config_flow_path = config.root / "homeassistant/generated/config_flows.py"
integrations_path = config.root / "homeassistant/generated/integrations.json"
config_flow_path.write_text(f"{config.cache['config_flow']}")
integrations_path.write_text(f"{config.cache['integrations']}\n")