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fix: Stop the automatic upgrade from discarding valid configuration (#2692)

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- Closes #2689
This commit is contained in:
Dermot Duffy
2026-08-19 17:02:46 -07:00
committed by GitHub
parent 84b90bcc7e
commit 1e03e6a3d9
7 changed files with 749 additions and 89 deletions
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src/config/management.ts
+142 -55
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@@ -24,6 +24,7 @@ import {
CONF_VIEW_TRIGGERS_FILTER_SELECTED_CAMERA,
CONF_VIEW_TRIGGERS_UNTRIGGER_DELAY_SECONDS,
} from './const';
import { getCompositeConditionsKey } from './schema/condition-trigger/conditions/composite';
import type {
RawAdvancedCameraCardConfig,
RawAdvancedCameraCardConfigArray,
@@ -350,7 +351,9 @@ export const upgradeArrayOfObjects = function (
};
/**
* Recursively upgrade an object.
* Recursively upgrade an object. The entries recorded under
* {@link CONF_UPGRADE_FAILURE} are the user's own configuration, kept for them
* to migrate by hand, so this never descends into them.
* @param transform A transform applied to each object recursively.
* @param getObject A function to get the object to be upgraded.
* @returns An upgrade function.
@@ -374,6 +377,9 @@ export const upgradeObjectRecursively = (
});
} else {
Object.keys(data).forEach((key) => {
if (key === CONF_UPGRADE_FAILURE) {
return;
}
result = recurse(data[key] as RawAdvancedCameraCardConfig) || result;
});
}
@@ -508,23 +514,36 @@ const conditionToConditionsTransform = (data: unknown): boolean => {
return false;
};
const isCompositeCondition = (condition: unknown): boolean => {
if (!isRecord(condition)) {
return false;
}
const kind = condition['condition'];
return typeof kind === 'string' && ['or', 'and', 'not'].includes(kind);
};
const isCompositeCondition = (condition: unknown): boolean =>
getCompositeConditionsKey(condition) !== null;
// Triggers are a flat OR list with no composites, so a composite condition is
// reduced to its leaf conditions for the trigger list (the composite itself is
// retained on the `conditions:` side).
const flattenConditionLeaves = (condition: unknown): unknown[] => {
if (!isCompositeCondition(condition) || !isRecord(condition)) {
const key = getCompositeConditionsKey(condition);
if (!key || !isRecord(condition)) {
return [condition];
}
const inner = condition['conditions'];
return Array.isArray(inner) ? inner.flatMap(flattenConditionLeaves) : [];
return arrayify(condition[key]).flatMap(flattenConditionLeaves);
};
// Whether promoting this condition to a trigger would lose something, so the
// automation keeps the condition. `user` and `user_agent` have no trigger at
// all; a `state` condition holding both `state` and `state_not` loses one,
// since a state trigger carries `to` or `not_to`, never both.
const mustRetainCondition = (condition: unknown): boolean => {
if (!isRecord(condition)) {
return false;
}
const kind = condition['condition'];
if (kind === 'user' || kind === 'user_agent') {
return true;
}
if (kind === 'state' || kind === undefined) {
return condition['state'] !== undefined && condition['state_not'] !== undefined;
}
return false;
};
// A condition that fired on a *change* rather than describing an ongoing state
@@ -556,20 +575,27 @@ const isTriggerOnlyCondition = (condition: unknown): boolean => {
};
// Drop trigger-only conditions from a retained `conditions:` list, recursing
// into composites and discarding any that become empty.
// into composites and discarding any the recursion empties.
const dropTriggerOnlyConditions = (conditions: unknown[]): unknown[] => {
const kept: unknown[] = [];
for (const condition of conditions) {
if (
isCompositeCondition(condition) &&
isRecord(condition) &&
Array.isArray(condition['conditions'])
) {
const inner = dropTriggerOnlyConditions(condition['conditions']);
if (inner.length) {
kept.push({ ...condition, conditions: inner });
const key = getCompositeConditionsKey(condition);
if (key && isRecord(condition)) {
const children = arrayify(condition[key]);
const inner = dropTriggerOnlyConditions(children);
// An empty `or` never matches and an empty `and` always does, so a
// composite the user wrote empty is kept; only one the recursion emptied
// is dropped.
if (inner.length || !children.length) {
// `arrayify` has already normalised `children`, so rebuilding a
// composite the recursion left alone would rewrite Home Assistant's
// single-condition spelling (`or: <condition>`) into a list the user
// never wrote.
kept.push(isEqual(inner, children) ? condition : { ...condition, [key]: inner });
}
} else if (!isTriggerOnlyCondition(condition)) {
continue;
}
if (!isTriggerOnlyCondition(condition)) {
kept.push(condition);
}
}
@@ -598,15 +624,28 @@ const rewriteConditionAsTrigger = (condition: unknown): unknown => {
// picture-element state form -- the only condition that may omit `condition`.
if (kind === 'state' || kind === undefined) {
const entityId = condition['entity_id'] ?? condition['entity'];
const matchFields = mustRetainCondition(condition)
? {}
: {
...(condition['state'] !== undefined && { to: condition['state'] }),
...(condition['state_not'] !== undefined && {
not_to: condition['state_not'],
}),
};
return {
trigger: 'state',
...withoutKeys('condition', 'entity', 'entity_id', 'state', 'state_not'),
...(entityId !== undefined && { entity_id: entityId }),
...(condition['state'] !== undefined && { to: condition['state'] }),
...(condition['state_not'] !== undefined && { not_to: condition['state_not'] }),
...matchFields,
};
}
// `user` and `user_agent` are fixed for the session, so no trigger matches
// them.
if (kind === 'user' || kind === 'user_agent') {
return null;
}
// A `call` condition describes a phase; as a trigger it is the arrival at
// that phase.
if (kind === 'call') {
@@ -624,38 +663,67 @@ const rewriteConditionAsTrigger = (condition: unknown): unknown => {
return { trigger: kind, ...withoutKeys('condition') };
};
// Home Assistant accepts the singular `trigger`/`condition`/`action` keys as
// aliases for the plural ones (the schema renames them), and a single item in
// place of a list. Migration reads whichever spelling the automation was written
// in so that it can write back under the same key.
const getAutomationList = (
automation: RawAdvancedCameraCardConfig,
plural: string,
singular: string,
): { key: string; items: unknown[] } => {
// Mirroring the schema's rename, the singular key is honoured only when the
// plural is absent; an automation with neither is written under the plural.
const key = singular in automation && !(plural in automation) ? singular : plural;
return { key, items: arrayify(automation[key]) };
};
const hasAutomationTriggers = (automation: RawAdvancedCameraCardConfig): boolean =>
'triggers' in automation || 'trigger' in automation;
/**
* Promote an automation's `conditions:` into HA-native `triggers:`.
*
* A single simple condition becomes one trigger and the `conditions:` block is
* dropped. Multiple conditions (or a composite) become one trigger per leaf,
* while the original `conditions:` are retained as an ongoing predicate
* (dual-list) -- minus any trigger-only forms, which would no longer be valid
* conditions. Idempotent: an automation that already has `triggers:` is left
* A single condition that its trigger fully expresses becomes that trigger, and
* the `conditions:` block is dropped. Everything else -- multiple conditions, a
* composite, or a condition the trigger cannot express -- becomes one trigger
* per leaf, and the original `conditions:` are retained as an ongoing predicate
* (dual-list) minus any trigger-only forms, which would no longer be valid
* conditions. Idempotent: an automation that already has triggers is left
* untouched.
*/
const promoteConditionsToTriggersTransform = (data: unknown): boolean => {
if (!isRecord(data) || 'triggers' in data) {
if (!isRecord(data) || hasAutomationTriggers(data)) {
return false;
}
const conditions = data['conditions'];
if (!Array.isArray(conditions) || !conditions.length) {
const { key, items: conditions } = getAutomationList(data, 'conditions', 'condition');
if (!conditions.length) {
return false;
}
if (conditions.length === 1 && !isCompositeCondition(conditions[0])) {
if (
conditions.length === 1 &&
!isCompositeCondition(conditions[0]) &&
!mustRetainCondition(conditions[0])
) {
data['triggers'] = [rewriteConditionAsTrigger(conditions[0])];
delete data['conditions'];
delete data[key];
return true;
}
const triggers = conditions
.flatMap(flattenConditionLeaves)
.map(rewriteConditionAsTrigger)
.filter((trigger) => trigger !== null);
// Conditions that produce no trigger never change after startup, so
// evaluating them once at startup is faithful.
data['triggers'] = triggers.length ? triggers : [{ trigger: 'initialized' }];
const ongoing = dropTriggerOnlyConditions(conditions);
if (ongoing.length) {
data[key] = ongoing;
} else {
data['triggers'] = conditions
.flatMap(flattenConditionLeaves)
.map(rewriteConditionAsTrigger);
const ongoing = dropTriggerOnlyConditions(conditions);
if (ongoing.length) {
data['conditions'] = ongoing;
} else {
delete data['conditions'];
}
delete data[key];
}
return true;
};
@@ -803,9 +871,13 @@ const hasRisingEdgeOnlyCondition = (conditions: unknown[]): boolean =>
const convertActionsNotAutomation = (
automation: RawAdvancedCameraCardConfig,
): 'converted' | 'failed' => {
const conditions = automation['conditions'];
const { key: conditionsKey, items: conditions } = getAutomationList(
automation,
'conditions',
'condition',
);
if (!Array.isArray(conditions) || !conditions.length) {
if (!conditions.length) {
// No conditions -- `actions_not` could never have run; it is simply dropped.
delete automation['actions_not'];
return 'converted';
@@ -816,25 +888,29 @@ const convertActionsNotAutomation = (
}
const actionsNot = automation['actions_not'];
const actions = Array.isArray(automation['actions']) ? automation['actions'] : [];
const { key: actionsKey, items: actions } = getAutomationList(
automation,
'actions',
'action',
);
automation['triggers'] = synthesizeAnyChangeTriggers(conditions);
delete automation['actions_not'];
// `conditions` move *into* the `if` below; they must not also remain as a
// The conditions move *into* the `if` below; they must not also remain as a
// top-level ongoing condition, which would block the automation (and so the
// `else` branch) whenever they fail -- exactly the case `else` exists to handle.
delete automation['conditions'];
delete automation[conditionsKey];
// The `if` tests only the ongoing predicates; dropping the trigger-only
// conditions can leave nothing, in which case `else` could never run.
const ongoing = dropTriggerOnlyConditions(conditions);
if (!ongoing.length) {
automation['actions'] = actions;
automation[actionsKey] = actions;
return 'converted';
}
automation['actions'] = [
automation[actionsKey] = [
{
if: ongoing,
then: actions,
@@ -1511,6 +1587,10 @@ const ACTION_PROPERTIES = [
'then',
];
// The action properties that are required wherever they appear, so removing
// their last action must leave an empty list.
const REQUIRED_ACTION_PROPERTIES = ['actions', 'then'];
const isRemovedMicrophoneAction = (data: unknown): boolean =>
isRecord(data) &&
(data['action'] === 'fire-dom-event' ||
@@ -1526,10 +1606,9 @@ const isRemovedMicrophoneAction = (data: unknown): boolean =>
* merely resembles an action -- the `data` of a `perform-action`, for
* instance -- is left as the user wrote it.
*
* A property holding a single such action is deleted, since every one of those
* is optional. A list keeps its property even when it empties: some are
* required (`automations[].actions`, an `if` action's `then`) and an empty one
* is valid everywhere.
* A property that empties is left as an empty list where it is required
* (`automations[].actions`, an `if` action's `then`), and deleted elsewhere. An
* empty list is valid wherever one is accepted.
*/
const removeMicrophoneActionsTransform = (data: unknown): boolean => {
// Arrays are records too, so their entries are walked by the loop below.
@@ -1542,7 +1621,11 @@ const removeMicrophoneActionsTransform = (data: unknown): boolean => {
if (ACTION_PROPERTIES.includes(key)) {
const value = data[key];
if (isRemovedMicrophoneAction(value)) {
delete data[key];
if (REQUIRED_ACTION_PROPERTIES.includes(key)) {
data[key] = [];
} else {
delete data[key];
}
modified = true;
continue;
}
@@ -1555,7 +1638,11 @@ const removeMicrophoneActionsTransform = (data: unknown): boolean => {
}
}
modified = removeMicrophoneActionsTransform(data[key]) || modified;
// The entries recorded under `__UPGRADE_FAILURE__` are kept as the user
// wrote them.
if (key !== CONF_UPGRADE_FAILURE) {
modified = removeMicrophoneActionsTransform(data[key]) || modified;
}
}
return modified;
};