Function buildPropertyChoices

src/lib/item-input/object.ts:60–100

(
	inputDefsByProperty: InputDefsByProperty<T>,
	updated: T,
	contextForChildren: unknown[],
)

const maxPropertiesForDefaultRollup = 3

const buildPropertyChoices = <T>(
	inputDefsByProperty: InputDefsByProperty<T>,
	updated: T,
	contextForChildren: unknown[],
): Choice<string | HelpAction | CancelAction | FinishAction>[] => {
	const choices: Choice<string>[] = []
	for (const propertyName in inputDefsByProperty) {
		const propertyInputDefinition = inputDefsByProperty[propertyName]
		if (!propertyInputDefinition) {
			continue
		}
		const propertyValue = updated[propertyName]
		if (propertyInputDefinition.itemTypeData?.type === 'object' &&
				(propertyInputDefinition.itemTypeData as ObjectItemTypeData<unknown>).rolledUp) {
			// nested property that is rolled up
			const itemTypeData = propertyInputDefinition.itemTypeData as ObjectItemTypeData<unknown>
			for (const nestedPropertyName in itemTypeData.inputDefsByProperty) {
				const nestedPropertyInputDefinition =
					(itemTypeData.inputDefsByProperty as { [key: string]: InputDefinition<unknown> })[nestedPropertyName]
				const nestedItem = (propertyValue as { [key: string]: unknown })[nestedPropertyName]
				const summary = nestedPropertyInputDefinition.summarizeForEdit(nestedItem, contextForChildren)
				if (summary !== uneditable) {
					choices.push({
						name: `Edit ${nestedPropertyInputDefinition.name}: ${summary}`,
						value: `${propertyName}.${nestedPropertyName}`,
					})
				}
			}
		} else {
			// top-level property
			const summary = propertyInputDefinition.summarizeForEdit(propertyValue, contextForChildren)
			if (summary !== uneditable) {
				choices.push({
					name: `Edit ${propertyInputDefinition.name}: ${summary}`,
					value: propertyName,
				})
			}
		}
	}
	return choices
}

// TODO: deal with optional objects
//    rolled up: make all items optional or don't allow rollup for optional classes?