support file upload, fix some lints

web/src/lib.rs

@@ -173,7 +173,6 @@ pub fn start() {
 
 #[wasm_bindgen]
 #[allow(clippy::future_not_send)]
-#[allow(clippy::missing_panics_doc)]
 pub fn encrypt_string(data: String) {
     spawn_local(async move {
         if let Err(e) = do_encrypt(data.into_bytes()).await {
@@ -182,6 +181,16 @@ pub fn encrypt_string(data: String) {
     });
 }
 
+#[wasm_bindgen]
+#[allow(clippy::future_not_send)]
+pub fn encrypt_array_buffer(data: Vec<u8>) {
+    spawn_local(async move {
+        if let Err(e) = do_encrypt(data).await {
+            log!(format!("[rs] Error encrypting array buffer: {}", e));
+        }
+    });
+}
+
 #[allow(clippy::future_not_send)]
 async fn do_encrypt(mut data: Vec<u8>) -> Result<()> {
     let (data, key) = {

web/src/render.tsx

@@ -17,12 +17,31 @@
 import './main.scss';
 import ReactDom from 'react-dom';
 import React, { useState } from 'react';
-import { encrypt_string } from '../pkg';
+import { encrypt_string, encrypt_array_buffer } from '../pkg';
 
 import hljs from 'highlight.js'
 (window as any).hljs = hljs;
 require('highlightjs-line-numbers.js');
 
+const FileForm = () => {
+  const handleChange = (event: React.ChangeEvent<HTMLInputElement>) => {
+    const fr = new FileReader();
+    fr.onload = (e) => {
+      const { result } = e.target;
+      if (result instanceof ArrayBuffer) {
+        console.log("File uploaded");
+        let data = new Uint8Array(result);
+        encrypt_array_buffer(data);
+      }
+    }
+    fr.readAsArrayBuffer((event.target as HTMLInputElement).files[0]);
+  }
+
+  return (
+    <input type="file" onChange={handleChange} />
+  )
+}
+
 const PasteForm = () => {
   const [value, setValue] = useState("");
 
@@ -47,6 +66,7 @@ const PasteForm = () => {
 
 function createUploadUi() {
   const html = <main className='hljs centered fullscreen'>
+    <FileForm />
     <PasteForm />
   </main>;
 
@@ -54,7 +74,7 @@ function createUploadUi() {
 }
 
 function loadFromDb(mimeType: string, name?: string, language?: string) {
-  let resolvedName;
+  let resolvedName: string;
   if (name) {
     resolvedName = name;
   } else {