From 44d1990a9947bc4fe9b8bb3902d9aec0441c9f77 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jan.tuomi@eficode.com>
Date: Wed, 3 Jul 2019 13:55:24 +0300
Subject: Implement web UI

---
 public/script.js | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 public/script.js

(limited to 'public/script.js')

diff --git a/public/script.js b/public/script.js
new file mode 100644
index 0000000..f9263fa
--- /dev/null
+++ b/public/script.js
@@ -0,0 +1,63 @@
+// https://stackoverflow.com/a/18197511/9381890
+function download(filename, text) {
+    var pom = document.createElement('a');
+    pom.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(text));
+    pom.setAttribute('download', filename);
+
+    if (document.createEvent) {
+        var event = document.createEvent('MouseEvents');
+        event.initEvent('click', true, true);
+        pom.dispatchEvent(event);
+    }
+    else {
+        pom.click();
+    }
+}
+
+$('#convertButton').click(async function() {
+    const jsonInput = $('#jsonInput').val();
+
+    if (jsonInput.length === 0) return;
+
+    try {
+        const resp = await axios.post('/convert', { json: jsonInput });
+        const data = resp.data;
+        const xmlOutput = data.xml;
+        $('#xmlOutput').val(xmlOutput);
+        $('#xmlOutput').change();
+    } catch (err) {
+        $('#xmlOutput').val(String(err));
+        $('#xmlDownloadButton').attr('disabled', true);
+    }
+
+});
+
+$('#jsonInput').change(function() {
+    const uploadDisabled = $('#jsonInput').val().length === 0;
+    $('#convertButton').attr('disabled', uploadDisabled);
+})
+
+$('#xmlOutput').change(function() {
+    const downloadDisabled = $('#xmlOutput').val().length === 0;
+    $('#xmlDownloadButton').attr('disabled', downloadDisabled);
+})
+
+$('#xmlDownloadButton').click(function() {
+    const content = $('#xmlOutput').val();
+    download('output.xml', content);
+});
+
+$('#jsonUploadInput').change(function(e) {
+    const file = e.target.files[0];
+    if (file) {
+        const reader = new FileReader();
+        reader.readAsText(file, 'UTF-8');
+        reader.onload = function (evt) {
+            $('#jsonInput').val(evt.target.result);
+            $('#jsonInput').change();
+        }
+        reader.onerror = function (evt) {
+            $('#jsonInput').html('Error reading file.');
+        }
+    }
+});
\ No newline at end of file
-- 
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