feat: init

node_modules/nuxt/dist/app/plugins/view-transitions.client.js

@@ -0,0 +1,66 @@
+import { isChangingPage } from "../components/utils.js";
+import { useRouter } from "../composables/router.js";
+import { defineNuxtPlugin } from "../nuxt.js";
+import { appViewTransition as defaultViewTransition } from "#build/nuxt.config.mjs";
+export default defineNuxtPlugin((nuxtApp) => {
+  if (!document.startViewTransition) {
+    return;
+  }
+  let transition;
+  let hasUAVisualTransition = false;
+  let finishTransition;
+  let abortTransition;
+  const resetTransitionState = () => {
+    transition = void 0;
+    hasUAVisualTransition = false;
+    abortTransition = void 0;
+    finishTransition = void 0;
+  };
+  window.addEventListener("popstate", (event) => {
+    hasUAVisualTransition = event.hasUAVisualTransition;
+    if (hasUAVisualTransition) {
+      transition?.skipTransition();
+    }
+  });
+  const router = useRouter();
+  router.beforeResolve(async (to, from) => {
+    if (to.matched.length === 0) {
+      return;
+    }
+    const viewTransitionMode = to.meta.viewTransition ?? defaultViewTransition;
+    const prefersReducedMotion = window.matchMedia("(prefers-reduced-motion: reduce)").matches;
+    const prefersNoTransition = prefersReducedMotion && viewTransitionMode !== "always";
+    if (viewTransitionMode === false || prefersNoTransition || hasUAVisualTransition || !isChangingPage(to, from)) {
+      return;
+    }
+    const promise = new Promise((resolve, reject) => {
+      finishTransition = resolve;
+      abortTransition = reject;
+    });
+    let changeRoute;
+    const ready = new Promise((resolve) => changeRoute = resolve);
+    transition = document.startViewTransition(() => {
+      changeRoute();
+      return promise;
+    });
+    transition.finished.then(resetTransitionState);
+    await nuxtApp.callHook("page:view-transition:start", transition);
+    return ready;
+  });
+  router.onError(() => {
+    abortTransition?.();
+    resetTransitionState();
+  });
+  nuxtApp.hook("app:error", () => {
+    abortTransition?.();
+    resetTransitionState();
+  });
+  nuxtApp.hook("vue:error", () => {
+    abortTransition?.();
+    resetTransitionState();
+  });
+  nuxtApp.hook("page:finish", () => {
+    finishTransition?.();
+    resetTransitionState();
+  });
+});