Get Chat window working

11 files changed, 334 insertions, 44 deletions

diff --git a/README.md b/README.md
index 8ce266c..19c6b8a 100644
--- a/README.md
+++ b/README.md
@@ -15,12 +15,11 @@ This project contains a web user interface for controlling a
 Configuration read/write through UI is done.
 RF4463 integration, message decoding and presentation, UI to send messages.
 Tunnel IP packets through Arbitrary whiskers, using TUN.
+Live update of incoming packets using WebSocket, in the 'Chat' window.
 
 ### TODO:
 
 * Nicer UI for presenting incoming packets. For now it just shows the Comment whisker.
-* Live update of incoming packets using WebSocket.
-* A 'chat' page that works better to actually chat with another node.
 * igate integration
 
 ## Additional tools
diff --git a/src/bin/fake-radio.rs b/src/bin/fake-radio.rs
index 6747937..f27b7d6 100644
--- a/src/bin/fake-radio.rs
+++ b/src/bin/fake-radio.rs
@@ -80,6 +80,10 @@ fn receive_loop() {
                     eprintln!(" Ident {}-{}", ident.callsign, ident.ssid);
                 }
 
+                for dest in packet.destination_iter() {
+                    eprintln!(" TO {}-{}", dest.callsign(), dest.ssid());
+                }
+
                 if let Some(gps) = packet.gps() {
                     eprintln!(" GPS {} {}", gps.latitude(), gps.longitude());
                 }
diff --git a/src/db.rs b/src/db.rs
index 2e07792..68455b3 100644
--- a/src/db.rs
+++ b/src/db.rs
@@ -103,7 +103,7 @@ impl Database {
                SELECT id, received_at, content
                FROM frames_received
                WHERE received_at > ?1
-               ORDER BY received_at DESC"#)
+               ORDER BY received_at"#)
             .bind(unix_timestamp)
             .fetch_all(&self.pool)
             .await?;
diff --git a/src/main.rs b/src/main.rs
index 5eb47e8..35d7d65 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -24,7 +24,10 @@ const TUN_MTU : usize = 255;
 
 #[tokio::main]
 async fn main() -> std::io::Result<()> {
-    simple_logger::SimpleLogger::new().env().init().unwrap();
+    simple_logger::SimpleLogger::new()
+        .with_level(log::LevelFilter::Debug)
+        .env()
+        .init().unwrap();
 
     let conf = config::Config::load().expect("Could not load config");
 
@@ -125,18 +128,21 @@ async fn main() -> std::io::Result<()> {
                     if let Some(ident) = packet.identification() {
                         debug!(" From {}-{}", ident.callsign, ident.ssid);
 
-                        let mut commentbuf = [0u8, 255];
-                        if let Ok(comment) = packet.comment(&mut commentbuf) {
-                            let m = ui::UIPacket {
-                                received_at: chrono::Utc::now(),
-                                from_callsign: ident.callsign.to_string(),
-                                from_ssid: ident.ssid,
-                                comment: Some(comment.to_owned())
-                            };
-                            match ws_broadcast.send(m) {
-                                Ok(num) => debug!("Send WS message to {num}"),
-                                Err(_) => debug!("No WS receivers currently"),
+                        let mut commentbuf = [0u8; 255];
+                        match packet.comment(&mut commentbuf) {
+                            Ok(comment) => {
+                                let m = ui::UIPacket {
+                                    received_at: chrono::Utc::now(),
+                                    from_callsign: ident.callsign.to_string(),
+                                    from_ssid: ident.ssid,
+                                    comment: Some(comment.to_owned())
+                                };
+                                match ws_broadcast.send(m) {
+                                    Ok(num) => debug!("Send WS message to {num}"),
+                                    Err(_) => debug!("No WS receivers currently"),
+                                }
                             }
+                            Err(e) => warn!("Decode packet comment error: {e}"),
                         }
                     }
 
diff --git a/src/ui.rs b/src/ui.rs
index 5a5e322..7aa7773 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -41,7 +41,9 @@ pub async fn serve(port: u16, shared_state: SharedState) {
         .with_state(shared_state);
 
     let listener = tokio::net::TcpListener::bind(("0.0.0.0", port)).await.unwrap();
-    axum::serve(listener, app).await.unwrap()
+    axum::serve(listener,
+        app.into_make_service_with_connect_info::<SocketAddr>())
+        .await.unwrap()
 }
 
 #[derive(PartialEq)]
@@ -58,8 +60,8 @@ impl ActivePage {
     fn styles(&self) -> Vec<&'static str> {
         match self {
             ActivePage::Dashboard => vec![],
-            ActivePage::Chat => vec!["chat.js"],
-            ActivePage::Send => vec!["send.js"],
+            ActivePage::Chat => vec!["chat.js", "main.js", "strftime.js"],
+            ActivePage::Send => vec!["send.js", "main.js", "strftime.js"],
             ActivePage::Settings => vec![],
             ActivePage::None => vec![],
         }
@@ -208,7 +210,7 @@ async fn handle_socket(
     mut socket: WebSocket,
     mut rx: tokio::sync::broadcast::Receiver<UIPacket>,
     who: SocketAddr) {
-    if socket.send(Message::Ping(vec![1, 2, 3])).await.is_ok() {
+    if socket.send(Message::Ping(vec![1])).await.is_ok() {
         info!("Pinged {who}...");
     } else {
         info!("Could not ping {who}!");
@@ -218,13 +220,17 @@ async fn handle_socket(
 
     let mut send_task = tokio::spawn(async move {
         while let Ok(m) = rx.recv().await {
-            if let Ok(m_json) = serde_json::to_string(&m) {
-                if sender
+            debug!("Sending {:?} to {who}", m.comment);
+            match serde_json::to_string(&m) {
+                Ok(m_json) => if sender
                     .send(Message::Text(m_json))
-                        .await
-                        .is_err()
+                    .await
+                    .is_err()
                 {
                     return;
+                },
+                Err(e) => {
+                    warn!("Could not convert message to json: {e}");
                 }
             }
         }
@@ -343,22 +349,41 @@ fn build_packet(config: config::Config, payload: ApiSendPacket) -> anyhow::Resul
 }
 
 async fn post_packet(State(state): State<SharedState>, Json(payload): Json<ApiSendPacket>) -> StatusCode {
-    let (config, transmit_queue) = {
+    let (config, transmit_queue, mut db, ws_broadcast) = {
         let s = state.lock().unwrap();
-        (s.conf.clone(), s.transmit_queue.clone())
+        (s.conf.clone(), s.transmit_queue.clone(), s.db.clone(), s.ws_broadcast.clone())
     };
 
     info!("send_packet {:?}", payload);
 
+    let m = UIPacket {
+        received_at: chrono::Utc::now(),
+        from_callsign: config.callsign.to_string(),
+        from_ssid: config.ssid,
+        comment: payload.comment.clone(),
+    };
+
     match build_packet(config, payload) {
         Ok(p) => {
             info!("Built packet of {} bytes", p.len());
-            match transmit_queue.send(p).await {
-                Ok(()) => StatusCode::OK,
+
+            match ws_broadcast.send(m) {
+                Ok(num) => debug!("Send own WS message to {num}"),
+                Err(_) => debug!("No WS receivers currently"),
+            }
+
+            match transmit_queue.send(p.clone()).await {
+                Ok(()) => {
+                    if let Err(e) = db.store_packet(&p[2..]).await {
+                        warn!("Failed to write outgoing packet to sqlite: {}", e);
+                    }
+
+                    StatusCode::OK
+                },
                 Err(_) => StatusCode::BAD_REQUEST,
             }
         },
-        Err(_) =>StatusCode::INTERNAL_SERVER_ERROR,
+        Err(_) => StatusCode::INTERNAL_SERVER_ERROR,
     }
 }
 
diff --git a/static/chat.js b/static/chat.js
new file mode 100644
index 0000000..00c4d4e
--- /dev/null
+++ b/static/chat.js
@@ -0,0 +1,102 @@
+var socket = null;
+var retry_scheduled = false;
+
+function init_socket() {
+
+    retry_scheduled = false;
+
+    if (socket !== null) {
+        socket.onmessage = null;
+        socket.onopen = null;
+        socket.onclose = null;
+        socket.onerror = null;
+
+        delete socket;
+    }
+
+    socket = new WebSocket("ws://" + window.location.host + "/chat/ws");
+
+    socket.onmessage = function(data) {
+        const message = JSON.parse(data.data)
+        add_message(message);
+    }
+
+    socket.onopen = function(_data) {
+        console.log("Websocket open");
+    }
+
+    socket.onclose = function(_code, text) {
+        if (!retry_scheduled) {
+            console.log(`Websocket closed ${text}`);
+            retry_scheduled = true;
+            init_socket();
+        }
+    }
+
+    socket.onerror = function(e) {
+        if (!retry_scheduled) {
+            console.log(`Websocket error because ${e}. Trying again in 3s`);
+            retry_scheduled = true;
+            setTimeout(init_socket, 3000);
+        }
+    }
+}
+
+function keep_alive() {
+    if (socket !== null && socket.readyState == 1) {
+        try {
+            socket.send('{}');
+        } catch (e) {
+        }
+    }
+
+    setTimeout(keep_alive, 10000);
+}
+
+function add_message(message) {
+    let template = document.getElementById('message_template');
+    let clon = template.content.cloneNode(true);
+
+    const msg_timestamp = clon.querySelector("div.msg_timestamp");
+    const ts = strftime("%Y-%m-%d %H:%M:%S", new Date(message.received_at * 1000));
+    msg_timestamp.textContent = `${ts} UTC`;
+
+    const msg_from = clon.querySelector("div.msg_from");
+    msg_from.textContent = `${message.from_callsign}-${message.from_ssid}`;
+
+    const msg_comment = clon.querySelector("div.msg_comment");
+    msg_comment.textContent = message.comment;
+
+    const messagelist = document.getElementById('messagelist');
+    messagelist.appendChild(clon);
+    messagelist.scrollTo(0, messagelist.scrollHeight);
+}
+
+function call_clicked(element_clicked) {
+    let call_ssid = element_clicked.textContent;
+    document.getElementById('dest').value = call_ssid;
+}
+
+async function btn_chat_send_message() {
+    let data = {
+        'comment': document.getElementById('whisker_comment').value,
+        'destinations': [],
+    };
+
+    let callsign_ssid = document.getElementById('dest').value;
+    if (callsign_ssid !== "") {
+        let splitted = callsign_ssid.split("-");
+        let ssid = 0;
+        if (splitted.length == 2) {
+            ssid = parseInt(splitted[1], 10);
+        }
+        data.destinations.push({'callsign': splitted[0], 'ssid': ssid});
+    }
+    await post('/api/send_packet', data);
+}
+
+window.addEventListener("load", (_event) => {
+    init_socket();
+    keep_alive();
+});
+
diff --git a/static/send.js b/static/send.js
new file mode 100644
index 0000000..33585ea
--- /dev/null
+++ b/static/send.js
@@ -0,0 +1,49 @@
+async function btn_send_add_destination() {
+    const template = document.getElementById('destination_template');
+
+    let clon = template.content.cloneNode(true);
+    document.getElementById('destinations').appendChild(clon);
+}
+
+async function btn_send_remove_destination(element_clicked) {
+    element_clicked.parentElement.remove()
+}
+
+async function btn_send_send() {
+    let data = {
+        'comment': null,
+        //'simplex': null,
+        'destinations': [],
+    };
+
+    if (document.getElementById('with_comment').checked) {
+        data.comment = document.getElementById('whisker_comment').value;
+    }
+
+    /* not yet implemented in ham-cats
+    if (document.getElementById('with_simplex').checked) {
+        const simplex_freq_MHz = parseInt(document.getElementById('simplex_mode').value, 10);
+        const mode_select = document.getElementById('simplex_mode')
+        const i = mode_select.selectedIndex;
+        const simplex_mode = mode_select.options[i].text;
+
+        data.simplex = {'frequency': simplex_freq_MHz * 1e6, 'mode': simplex_mode};
+    }
+    */
+
+    const destinations = document.getElementById('destinations');
+    const destList = destinations.querySelectorAll("p.destination");
+    for (let i = 0; i < destList.length; i++) {
+        const dest_callsign = destList[i].querySelector("input.dest_callsign").value;
+        const dest_ssid_str = destList[i].querySelector("input.dest_ssid").value;
+        const dest_ssid = parseInt(dest_ssid_str, 10);
+        if (dest_ssid < 0 || dest_ssid > 255) {
+            alert("SSID must be between 0 and 255");
+            return;
+        }
+        data.destinations.push({'callsign': dest_callsign, 'ssid': dest_ssid});
+    }
+
+    await post('/api/send_packet', data);
+}
+
diff --git a/static/strftime.js b/static/strftime.js
new file mode 100644
index 0000000..a081e2e
--- /dev/null
+++ b/static/strftime.js
@@ -0,0 +1,106 @@
+/* Port of strftime() by T. H. Doan (https://thdoan.github.io/strftime/)
+ *
+ * Day of year (%j) code based on Joe Orost's answer:
+ * http://stackoverflow.com/questions/8619879/javascript-calculate-the-day-of-the-year-1-366
+ *
+ * Week number (%V) code based on Taco van den Broek's prototype:
+ * http://techblog.procurios.nl/k/news/view/33796/14863/calculate-iso-8601-week-and-year-in-javascript.html
+ */
+function strftime(sFormat, date) {
+  if (typeof sFormat !== 'string') {
+    return '';
+  }
+
+  if (!(date instanceof Date)) {
+    date = new Date();
+  }
+
+  const nDay = date.getDay();
+  const nDate = date.getDate();
+  const nMonth = date.getMonth();
+  const nYear = date.getFullYear();
+  const nHour = date.getHours();
+  const nTime = date.getTime();
+  const aDays = [
+    'Sunday',
+    'Monday',
+    'Tuesday',
+    'Wednesday',
+    'Thursday',
+    'Friday',
+    'Saturday'
+  ];
+  const aMonths = [
+    'January',
+    'February',
+    'March',
+    'April',
+    'May',
+    'June',
+    'July',
+    'August',
+    'September',
+    'October',
+    'November',
+    'December'
+  ];
+  const aDayCount = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
+  const isLeapYear = () => (nYear % 4 === 0 && nYear % 100 !== 0) || nYear % 400 === 0;
+  const getThursday = () => {
+    const target = new Date(date);
+    target.setDate(nDate - ((nDay + 6) % 7) + 3);
+    return target;
+  };
+  const zeroPad = (nNum, nPad) => ((Math.pow(10, nPad) + nNum) + '').slice(1);
+
+  return sFormat.replace(/%[a-z]+\b/gi, (sMatch) => {
+    return (({
+      '%a': aDays[nDay].slice(0, 3),
+      '%A': aDays[nDay],
+      '%b': aMonths[nMonth].slice(0, 3),
+      '%B': aMonths[nMonth],
+      '%c': date.toUTCString().replace(',', ''),
+      '%C': Math.floor(nYear / 100),
+      '%d': zeroPad(nDate, 2),
+      '%e': nDate,
+      '%F': (new Date(nTime - (date.getTimezoneOffset() * 60000))).toISOString().slice(0, 10),
+      '%G': getThursday().getFullYear(),
+      '%g': (getThursday().getFullYear() + '').slice(2),
+      '%H': zeroPad(nHour, 2),
+      '%I': zeroPad((nHour + 11) % 12 + 1, 2),
+      '%j': zeroPad(aDayCount[nMonth] + nDate + ((nMonth > 1 && isLeapYear()) ? 1 : 0), 3),
+      '%k': nHour,
+      '%l': (nHour + 11) % 12 + 1,
+      '%m': zeroPad(nMonth + 1, 2),
+      '%n': nMonth + 1,
+      '%M': zeroPad(date.getMinutes(), 2),
+      '%p': (nHour < 12) ? 'AM' : 'PM',
+      '%P': (nHour < 12) ? 'am' : 'pm',
+      '%s': Math.round(nTime / 1000),
+      '%S': zeroPad(date.getSeconds(), 2),
+      '%u': nDay || 7,
+      '%V': (() => {
+        const target = getThursday();
+        const n1stThu = target.valueOf();
+        target.setMonth(0, 1);
+        const nJan1 = target.getDay();
+
+        if (nJan1 !== 4) {
+          target.setMonth(0, 1 + ((4 - nJan1) + 7) % 7);
+        }
+
+        return zeroPad(1 + Math.ceil((n1stThu - target) / 604800000), 2);
+      })(),
+      '%w': nDay,
+      '%x': date.toLocaleDateString(),
+      '%X': date.toLocaleTimeString(),
+      '%y': (nYear + '').slice(2),
+      '%Y': nYear,
+      '%z': date.toTimeString().replace(/.+GMT([+-]\d+).+/, '$1'),
+      '%Z': date.toTimeString().replace(/.+\((.+?)\)$/, '$1'),
+      '%Zs': new Intl.DateTimeFormat('default', {
+        timeZoneName: 'short',
+      }).formatToParts(date).find((oPart) => oPart.type === 'timeZoneName')?.value,
+    }[sMatch] || '') + '') || sMatch;
+  });
+}
diff --git a/static/style.css b/static/style.css
index eda120e..1c27020 100644
--- a/static/style.css
+++ b/static/style.css
@@ -1 +1 @@
-/*! tailwindcss v3.3.5 | MIT License | https://tailwindcss.com*/*,:after,:before{box-sizing:border-box;border:0 solid #e5e7eb}:after,:before{--tw-content:""}html{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;font-feature-settings:normal;font-variation-settings:normal}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:initial}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button;background-color:initial;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:initial}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dd,dl,figure,h1,h2,h3,h4,h5,h6,hr,p,pre{margin:0}fieldset{margin:0}fieldset,legend{padding:0}menu,ol,ul{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}[role=button],button{cursor:pointer}:disabled{cursor:default}audio,canvas,embed,iframe,img,object,svg,video{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]{display:none}*,::backdrop,:after,:before{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:#3b82f680;--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: }html{--tw-bg-opacity:1;background-color:rgb(255 255 255/var(--tw-bg-opacity));font-family:sans-serif}.m-2{margin:.5rem}.mt-1{margin-top:.25rem}.flex{display:flex}.h-12{height:3rem}.h-\[96\%\]{height:96%}.h-full{height:100%}.min-h-screen{min-height:100vh}.w-60{width:15rem}.w-8{width:2rem}.w-full{width:100%}.flex-1{flex:1 1 0%}.flex-auto{flex:1 1 auto}.flex-none{flex:none}.grow{flex-grow:1}.grow-0{flex-grow:0}.flex-col{flex-direction:column}.gap-4{gap:1rem}.space-y-1>:not([hidden])~:not([hidden]){--tw-space-y-reverse:0;margin-top:calc(.25rem*(1 - 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\ No newline at end of file
+/*! tailwindcss v3.3.5 | MIT License | https://tailwindcss.com*/*,:after,:before{box-sizing:border-box;border:0 solid #e5e7eb}:after,:before{--tw-content:""}html{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;font-feature-settings:normal;font-variation-settings:normal}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:initial}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button;background-color:initial;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:initial}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dd,dl,figure,h1,h2,h3,h4,h5,h6,hr,p,pre{margin:0}fieldset{margin:0}fieldset,legend{padding:0}menu,ol,ul{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}[role=button],button{cursor:pointer}:disabled{cursor:default}audio,canvas,embed,iframe,img,object,svg,video{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]{display:none}*,::backdrop,:after,:before{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:#3b82f680;--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: }html{--tw-bg-opacity:1;background-color:rgb(255 255 255/var(--tw-bg-opacity));font-family:sans-serif}.m-2{margin:.5rem}.mt-1{margin-top:.25rem}.flex{display:flex}.h-16{height:4rem}.h-\[90vh\]{height:90vh}.h-full{height:100%}.min-h-screen{min-height:100vh}.w-60{width:15rem}.w-8{width:2rem}.w-full{width:100%}.flex-1{flex:1 1 0%}.flex-auto{flex:1 1 auto}.flex-none{flex:none}.grow{flex-grow:1}.grow-0{flex-grow:0}.flex-col{flex-direction:column}.gap-2{gap:.5rem}.gap-4{gap:1rem}.space-y-1>:not([hidden])~:not([hidden]){--tw-space-y-reverse:0;margin-top:calc(.25rem*(1 - 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diff --git a/templates/chat.html b/templates/chat.html
index 8411b01..f68b1da 100644
--- a/templates/chat.html
+++ b/templates/chat.html
@@ -1,34 +1,33 @@
 {% include "head.html" %}
 <div class="content h-full">
   <h1>Chat</h1>
-  <div class="section h-[96%]">
+  <div class="section h-[90vh]">
     <div class="m-2 h-full flex flex-col">
-      <div class="flex-1 grow">
+      <div id="messagelist" class="flex-1 grow overflow-scroll">
         <template id="message_template">
-          <div class="p-2 m-2 border-l-1 border-sky-100">
-            <div class="font-thin text-sky-400">Timestamp</div>
-            <div class="font-bold text-sky-900">FROM</div>
-            <div class="text-sky-800">Message</div>
+          <div class="p-2 border-l-2 border-sky-100 flex gap-4">
+            <div class="msg_timestamp flex-none font-thin text-sm text-sky-400">timestamp</div>
+            <div class="msg_from flex-none font-bold text-sky-900" onclick="call_clicked(this)">CALL-SSID</div>
+            <div class="msg_comment flex-1 text-sky-800">COMMENT</div>
           </div>
         </template>
         {% for packet in packets %}
         {% match packet.comment %}{% when Some with (comment) %}
         <div class="p-2 border-l-2 border-sky-100 flex gap-4">
-          <div class="flex-none font-thin text-sky-400">{{ packet.received_at_iso()|e }}</div>
-          <div class="flex-none font-bold text-sky-900">{{ packet.from_callsign|e }}-{{ packet.from_ssid|e }}</div>
-          <div class="flex-1 text-sky-800">{{ comment|e }}
-          </div>
+          <div class="flex-none font-thin text-sm text-sky-400">{{ packet.received_at_iso()|e }}</div>
+          <div class="flex-none font-bold text-sky-900" onclick="call_clicked(this)">{{ packet.from_callsign|e }}-{{ packet.from_ssid|e }}</div>
+          <div class="flex-1 text-sky-800">{{ comment|e }}</div>
         </div>
         {% when None %}{% endmatch %}
         {% endfor %}
       </div>
-      <div class="flex-none grow-0 h-12">
-        <div class="flex">
+      <div class="m-2 flex-none grow-0 h-16">
+        <div class="flex gap-2">
           <div class="flex-none">
-            <label for="dest">Message for:</label><input class="textinput" type="text" name="dest" value="" placeholder="callsign-ssid">
+            <label for="dest">Message for:</label><input class="textinput" type="text" id="dest" value="" placeholder="callsign-ssid">
           </div>
           <div class="flex-1">
-            <input class="textinput w-full" type="text" name="message" value="" placeholder="Type your message here">
+            <input class="textinput w-full" type="text" id="whisker_comment" value="" placeholder="Type your message here">
           </div>
           <div class="flex-none">
             <button class="btn" type="button" onclick="btn_chat_send_message()">Send</button>
diff --git a/templates/head.html b/templates/head.html
index fd0afe4..aabc380 100644
--- a/templates/head.html
+++ b/templates/head.html
@@ -7,7 +7,7 @@
     <link rel="stylesheet" href="/static/style.css" type="text/css">
     <link rel="stylesheet" href="/static/font-awesome/css/font-awesome.min.css">
     {% for js in page.styles() %}
-    <script src="/static/{{ js }}.js" defer></script>
+    <script src="/static/{{ js }}" defer></script>
     {% endfor %}
   </head>
   <body>