wip image/file sending

gui/src/app.rs

@@ -1,6 +1,8 @@
 #![allow(non_snake_case)]
 
+use base64::{display::Base64Display, prelude::BASE64_URL_SAFE};
 use dioxus::prelude::*;
+use mime_guess::Mime;
 use ordermap::OrderSet;
 use sir::{css, global_css};
 use std::collections::HashMap;
@@ -27,6 +29,12 @@ pub enum Command {
         markdown: String,
         channels: Vec<ChannelId>,
     },
+    SendFile {
+        bytes: Vec<u8>,
+        name: String,
+        mime: Option<Mime>,
+        channels: Vec<ChannelId>,
+    },
     SetMute {
         mute: bool,
     },
@@ -243,6 +251,28 @@ pub fn Channel(id: ChannelId) -> Element {
     )
 }
 
+pub fn pick_and_send_file(net: &Coroutine<Command>) {
+    let channels = if let Some(user) = STATE.server.read().this_user() {
+        vec![user.channel]
+    } else {
+        return;
+    };
+    let dialog = rfd::AsyncFileDialog::new().pick_file();
+    let sender = net.tx();
+    spawn(async move {
+        let Some(handle) = dialog.await else { return };
+        let name = handle.file_name();
+        let bytes = handle.read().await;
+        let mime = mime_guess::from_path(&name).first();
+        let _ = sender.unbounded_send(SendFile {
+            bytes,
+            name,
+            mime,
+            channels,
+        });
+    });
+}
+
 #[component]
 pub fn ChatView() -> Element {
     let net: Coroutine<Command> = use_coroutine_handle();
@@ -321,6 +351,10 @@ pub fn ChatView() -> Element {
                     }
                 }
             }
+            button {
+                onclick: move |_| pick_and_send_file(&net),
+                "File"
+            }
             button {
                 onclick: move |_| do_send(),
                 "Send"

gui/src/lib.rs

@@ -217,6 +217,47 @@ fn accept_command(
             u.set_channel_id(channels);
             let _ = send_chan.unbounded_send(u.into());
         }
+        SendFile {
+            ref bytes,
+            name,
+            mime,
+            channels,
+        } => {
+            use base64::{display::Base64Display, prelude::BASE64_STANDARD};
+            let html = match mime {
+                Some(mime) if mime.type_() == "image" => format!(
+                    "<img src=\"data:{};base64,{}\" />",
+                    mime,
+                    Base64Display::new(bytes, &BASE64_STANDARD)
+                ),
+                Some(mime) => format!(
+                    "<a href=\"data:{};base64,{}\" download>{name}</a>",
+                    mime,
+                    Base64Display::new(bytes, &BASE64_STANDARD)
+                ),
+                None => format!(
+                    "<a href=\"data:application/octet-stream;base64,{}\" download>{name}</a>",
+                    Base64Display::new(bytes, &BASE64_STANDARD)
+                ),
+            };
+
+            {
+                let mut server = STATE.server.write();
+                let Some(me) = server.session else {
+                    bail!("not signed in with a session id")
+                };
+                server.chat.push(Chat {
+                    raw: "".to_string(),
+                    dangerous_html: html.clone(),
+                    sender: Some(me),
+                })
+            }
+
+            let mut u = msgs::TextMessage::new();
+            u.set_message(html);
+            u.set_channel_id(channels);
+            let _ = send_chan.unbounded_send(u.into());
+        }
         SetMute { mute } => {
             let mut u = msgs::UserState::new();
             u.set_session(session);