one/dist/esm/router/utils/getNavigateAction.mjs

One is a React framework for web, iOS, and Android apps.

import { nanoid } from "nanoid/non-secure";
import { setLastAction } from "../lastAction.mjs";
import { matchDynamicName } from "../matchers.mjs";

function getNavigateAction(actionState, navigationState, type = "NAVIGATE") {
	let actionStateRoute;
	while (actionState && navigationState) {
		const stateRoute = navigationState.routes[navigationState.index];
		actionStateRoute = actionState.routes[actionState.index ?? actionState.routes.length - 1];
		const childState = actionStateRoute.state;
		const nextNavigationState = stateRoute.state;
		const dynamicMatch = matchDynamicName(actionStateRoute.name);
		const didActionAndCurrentStateDiverge = actionStateRoute.name !== stateRoute.name || !childState || !nextNavigationState || dynamicMatch && actionStateRoute.params?.[dynamicMatch.name] !== stateRoute.params?.[dynamicMatch.name];
		if (didActionAndCurrentStateDiverge) {
			break;
		}
		actionState = childState;
		navigationState = nextNavigationState;
	}
	const rootPayload = { params: {} };
	let payload = rootPayload;
	let params = payload.params;
	while (actionStateRoute) {
		Object.assign(params, { ...actionStateRoute.params });
		payload.screen = actionStateRoute.name;
		payload.params = { ...actionStateRoute.params };
		actionStateRoute = actionStateRoute.state?.routes[actionStateRoute.state.index ?? actionStateRoute.state.routes.length - 1];
		payload.params ??= {};
		payload = payload.params;
		params = payload;
	}
	if (type === "PUSH") {
		setLastAction();
		type = "NAVIGATE";
		if (navigationState.type === "stack") {
			rootPayload.key = `${rootPayload.name}-${nanoid()}`;
		}
	}
	if (type === "REPLACE" && navigationState.type === "tab") {
		type = "JUMP_TO";
	}
	return {
		type,
		target: navigationState.key,
		payload: {
			key: rootPayload.key,
			name: rootPayload.screen,
			params: rootPayload.params
		}
	};
}

export { getNavigateAction };
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