keanu-weblite/src/services/navigation.service.ts

85 lines
2.3 KiB
TypeScript

import { RouteLocationNormalizedGeneric, Router } from "vue-router";
export default {
install(app, router: Router) {
var routes: RouteLocationNormalizedGeneric[] = [];
var nextRoutes: RouteLocationNormalizedGeneric[] | null = null;
var zeroIndex: number | undefined = undefined;
router.beforeResolve((to, ignoredfrom, next) => {
if (!zeroIndex) {
routes = [to];
zeroIndex = window.history.length;
}
next();
});
router.beforeEach((to, from, next) => {
if (nextRoutes) {
console.log("Nav: next routes set, going:", routes, nextRoutes);
routes = nextRoutes;
nextRoutes = null;
if (routes.length > 0) {
console.log("Redirecting to", routes[routes.length - 1]);
next(routes[routes.length - 1]);
return;
}
}
next();
});
const navigationService = {
/***
* @param mode Mode of operation. -1 = push as root, 0 = replace, 1 = normal push
*/
push(route, mode) {
if (mode === undefined) {
mode = 1;
}
if (mode == -1) {
nextRoutes = [route];
} else if (mode == 0) {
// Replace
nextRoutes = [...routes];
nextRoutes.pop();
nextRoutes.push(route);
} else {
nextRoutes = [...routes];
nextRoutes.push(route);
}
const index = nextRoutes.length - routes.length;
const targetIndex = nextRoutes.length - 1;
console.log("Nav - index " + index + " Target " + targetIndex);
if (index < 0) {
console.log("Nav - go " + index);
router.go(index);
} else if (index == 0) {
console.log("Nav - replace");
routes = nextRoutes;
nextRoutes = null;
router.replace(route).catch((ignoredErr) => {});
} else {
console.log("Nav - push");
router.push(route).catch((ignoredErr) => {});
}
},
canPop() {
if (nextRoutes) {
return nextRoutes.length > 1;
}
return routes.length > 1;
},
pop() {
routes.pop();
router.go(-1);
},
};
app.$navigation = navigationService;
app.provide("globalNavigation", navigationService);
app.config.globalProperties.$navigation = navigationService;
},
};