const beforeEach = (toRoute, fromRoute, next) => {
const to = toRoute.path
const from = fromRoute.path
const scrollTop = Vonic.app.pageContentScrollTop()
let h = sess.get(to)
if (h && h.history) {
Vonic.app.nextDirection('back')
h.history = false
sess.set(to, h)
} else {
sess.set(from || '/', {
history: true,
scrollTop: scrollTop
})
Vonic.app.nextDirection('forward')
}
const tabbarRoutes = [
'/advanced/tabbar/home',
'/advanced/tabbar/discount',
'/advanced/tabbar/cart',
'/advanced/tabbar/user'
]
if (from && tabbarRoutes.indexOf(from) > -1) {
sess.set(from, {
history: false,
scrollTop: scrollTop
})
}
// 某些页面定制 page transition direction
if (
(from == '/' && to == '/home') ||
(from == '/home' && to == '/advanced/tabbar/home') ||
(from == '/advanced/tabbar/user' && to == '/pageFromTabbar')
) {
Vonic.app.nextDirection('forward')
}
if (
(to == '/' && from == '/home') ||
(to == '/home' && from == '/advanced/tabbar/home') ||
(to == '/advanced/tabbar/user' && from == '/pageFromTabbar')
) {
Vonic.app.nextDirection('back')
}
next()
}
Vue.nextTick(() => {
Vonic.app.pageContentScrollTop(h.scrollTop)
})