add nova

nova/resources/js/mixins/PerPageable.js

@@ -0,0 +1,28 @@
+export default {
+  data: () => ({ perPage: 25 }),
+
+  methods: {
+    /**
+     * Sync the per page values from the query string.
+     */
+    initializePerPageFromQueryString() {
+      this.perPage = this.currentPerPage
+    },
+
+    /**
+     * Update the desired amount of resources per page.
+     */
+    perPageChanged() {
+      this.updateQueryString({ [this.perPageParameter]: this.perPage })
+    },
+  },
+
+  computed: {
+    /**
+     * Get the current per page value from the query string.
+     */
+    currentPerPage() {
+      return this.queryStringParams[this.perPageParameter] || 25
+    },
+  },
+}