feat: init

node_modules/nuxt/dist/app/composables/preview.js

@@ -0,0 +1,61 @@
+import { toRef, watch } from "vue";
+import { useState } from "./state.js";
+import { refreshNuxtData } from "./asyncData.js";
+import { useRoute, useRouter } from "./router.js";
+let unregisterRefreshHook;
+export function usePreviewMode(options = {}) {
+  const preview = useState("_preview-state", () => ({
+    enabled: false,
+    state: {}
+  }));
+  if (preview.value._initialized) {
+    return {
+      enabled: toRef(preview.value, "enabled"),
+      state: preview.value.state
+    };
+  }
+  if (import.meta.client) {
+    preview.value._initialized = true;
+  }
+  if (!preview.value.enabled) {
+    const shouldEnable = options.shouldEnable ?? defaultShouldEnable;
+    const result = shouldEnable(preview.value.state);
+    if (typeof result === "boolean") {
+      preview.value.enabled = result;
+    }
+  }
+  watch(() => preview.value.enabled, (value) => {
+    if (value) {
+      const getState = options.getState ?? getDefaultState;
+      const newState = getState(preview.value.state);
+      if (newState !== preview.value.state) {
+        Object.assign(preview.value.state, newState);
+      }
+      if (import.meta.client && !unregisterRefreshHook) {
+        const onEnable = options.onEnable ?? refreshNuxtData;
+        onEnable();
+        unregisterRefreshHook = options.onDisable ?? useRouter().afterEach(() => refreshNuxtData());
+      }
+    } else if (unregisterRefreshHook) {
+      unregisterRefreshHook();
+      unregisterRefreshHook = void 0;
+    }
+  }, { immediate: true, flush: "sync" });
+  return {
+    enabled: toRef(preview.value, "enabled"),
+    state: preview.value.state
+  };
+}
+function defaultShouldEnable() {
+  const route = useRoute();
+  const previewQueryName = "preview";
+  return route.query[previewQueryName] === "true";
+}
+function getDefaultState(state) {
+  if (state.token !== void 0) {
+    return state;
+  }
+  const route = useRoute();
+  state.token = Array.isArray(route.query.token) ? route.query.token[0] : route.query.token;
+  return state;
+}