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import type {
FlightRouterState,
FlightDataPath,
Segment,
} from '../../../server/app-render/types'
import { getNextFlightSegmentPath } from '../../flight-data-helpers'
import { matchSegment } from '../match-segments'
// TODO-APP: flightSegmentPath will be empty in case of static response, needs to be handled.
export function shouldHardNavigate(
flightSegmentPath: FlightDataPath,
flightRouterState: FlightRouterState
): boolean {
const [segment, parallelRoutes] = flightRouterState
// TODO-APP: Check if `as` can be replaced.
const [currentSegment, parallelRouteKey] = flightSegmentPath as [
Segment,
string,
]
// Check if current segment matches the existing segment.
if (!matchSegment(currentSegment, segment)) {
// If dynamic parameter in tree doesn't match up with segment path a hard navigation is triggered.
if (Array.isArray(currentSegment)) {
return true
}
// If the existing segment did not match soft navigation is triggered.
return false
}
const lastSegment = flightSegmentPath.length <= 2
if (lastSegment) {
return false
}
return shouldHardNavigate(
getNextFlightSegmentPath(flightSegmentPath),
parallelRoutes[parallelRouteKey]
)
}
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