1 files changed, 62 insertions, 0 deletions
diff --git a/app/assets/javascripts/blob/pdf/index.js b/app/assets/javascripts/blob/pdf/index.js
new file mode 100644
index 00000000000..5b79717d1e1
--- /dev/null
+++ b/app/assets/javascripts/blob/pdf/index.js
@@ -0,0 +1,62 @@
+/* eslint-disable no-new */
+import Vue from 'vue';
+import PDFLab from 'vendor/pdflab';
+import workerSrc from 'vendor/pdf.worker';
+
+Vue.use(PDFLab, {
+  workerSrc,
+});
+
+export default () => {
+  const el = document.getElementById('js-pdf-viewer');
+
+  new Vue({
+    el,
+    data() {
+      return {
+        error: false,
+        loadError: false,
+        loading: true,
+        pdf: el.dataset.endpoint,
+      };
+    },
+    methods: {
+      onLoad() {
+        this.loading = false;
+      },
+      onError(error) {
+        this.loading = false;
+        this.loadError = true;
+        this.error = error;
+      },
+    },
+    template: `
+      <div class="container-fluid md prepend-top-default append-bottom-default">
+        <div
+          class="text-center loading"
+          v-if="loading && !error">
+          <i
+            class="fa fa-spinner fa-spin"
+            aria-hidden="true"
+            aria-label="PDF loading">
+          </i>
+        </div>
+        <pdf-lab
+          v-if="!loadError"
+          :pdf="pdf"
+          @pdflabload="onLoad"
+          @pdflaberror="onError" />
+        <p
+          class="text-center"
+          v-if="error">
+          <span v-if="loadError">
+            An error occured whilst loading the file. Please try again later.
+          </span>
+          <span v-else>
+            An error occured whilst decoding the file.
+          </span>
+        </p>
+      </div>
+    `,
+  });
+};