1 files changed, 35 insertions, 0 deletions
diff --git a/ie.html b/ie.html
new file mode 100644
index 0000000..89f69de
--- /dev/null
+++ b/ie.html
@@ -0,0 +1,35 @@
+<form name=import-export onsubmit="return false">
+<p>
+<input type=submit name=import value="Import data">
+<input type=submit name=export value="Export data">
+</form>
+
+<script>
+$loaded_p.then(() => {
+  let f = document.forms["import-export"]
+  f.onsubmit = async e => {
+    e.preventDefault()
+    switch (e.submitter.name) {
+    case "import":
+      let file = await new Promise(r =>
+        ė("input", {type: "file", onchange(e) { r(this.files[0]) }})
+          .ǀ(e => f.append(e)).ǀ(ﬀ`click`).remove())
+      let reader = new FileReader()
+      reader.onload =
+        e => ṡ.set_all(JSON.parse(reader.result))
+              .then(() => location.reload())
+      reader.onerror = e => alert(reader.error)
+      reader.readAsText(file)
+      break
+    case "export":
+      let data = await ṡ.get_all(["deck", "settings"]),
+      blob = new Blob([JSON.stringify (data)], {type: "application/json"}),
+      href = URL.createObjectURL(blob)
+      ė("a", {href, download: "onpoint-export.json"})
+        .ǀ(e => f.append(e)).ǀ(ﬀ`click`).remove()
+      URL.revokeObjectURL(href)
+      break
+    }
+  }
+})
+</script>