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import type { Metadata } from '../types/metadata-interface'
import type { AbsoluteTemplateString } from '../types/metadata-types'
function resolveTitleTemplate(
template: string | null | undefined,
title: string
) {
return template ? template.replace(/%s/g, title) : title
}
export function resolveTitle(
title: Metadata['title'],
stashedTemplate: string | null | undefined
): AbsoluteTemplateString {
let resolved
const template =
typeof title !== 'string' && title && 'template' in title
? title.template
: null
if (typeof title === 'string') {
resolved = resolveTitleTemplate(stashedTemplate, title)
} else if (title) {
if ('default' in title) {
resolved = resolveTitleTemplate(stashedTemplate, title.default)
}
if ('absolute' in title && title.absolute) {
resolved = title.absolute
}
}
if (title && typeof title !== 'string') {
return {
template,
absolute: resolved || '',
}
} else {
return { absolute: resolved || title || '', template }
}
}
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