From 1019ea1ed341e3a7769c046aa0be5764789360b6 Mon Sep 17 00:00:00 2001
From: Joris
Date: Sun, 2 Jun 2024 14:38:13 +0200
Subject: Migrate to Rust and Hyper

With sanic, downloading a file locally is around ten times slower than
with Rust and hyper.

Maybe `pypy` could have helped, but I didn’t succeed to set it up
quickly with the dependencies.
---
 src/static/main.js | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 src/static/main.js

(limited to 'src/static/main.js')

diff --git a/src/static/main.js b/src/static/main.js
new file mode 100644
index 0000000..40e62d6
--- /dev/null
+++ b/src/static/main.js
@@ -0,0 +1,49 @@
+window.onload = function() {
+    const form = document.querySelector('form')
+
+    if (form !== null) {
+        const submit = document.querySelector('input[type="submit"]')
+        const loading = document.querySelector('.g-Loading')
+        const error = document.querySelector('.g-Error')
+
+        function showError(msg) {
+            loading.style.display = 'none'
+            submit.disabled = false
+            error.innerText = msg
+            error.style.display = 'block'
+        }
+
+        form.onsubmit = function(event) {
+            event.preventDefault()
+
+            loading.style.display = 'flex'
+            submit.disabled = true
+            error.style.display = 'none'
+
+            const key = document.querySelector('input[name="key"]').value
+            const expiration = document.querySelector('select[name="expiration"]').value
+            const file = document.querySelector('input[name="file"]').files[0]
+            const filename = file.name.replace(/[^0-9a-zA-Z\.]/gi, '-')
+
+            // Wait a bit to prevent showing the loader too briefly
+            setTimeout(function() {
+                const xhr = new XMLHttpRequest()
+                xhr.open('POST', '/', true)
+                xhr.onload = function () {
+                    if (xhr.status === 200) {
+                        window.location = `/${xhr.responseText}`
+                    } else {
+                        showError(`Error uploading: ${xhr.status}`)
+                    }
+                }
+                xhr.onerror = function () {
+                    showError('Upload error')
+                }
+                xhr.setRequestHeader('X-FileName', filename)
+                xhr.setRequestHeader('X-Expiration', expiration)
+                xhr.setRequestHeader('X-Key', key)
+                xhr.send(file)
+            }, 500)
+        }
+    }
+}
-- 
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