diff --git a/src/Message.svelte b/src/Message.svelte
index 539067c..7617479 100644
--- a/src/Message.svelte
+++ b/src/Message.svelte
@@ -1,16 +1,16 @@
-<script>
+<script lang="ts">
   import { onMount, getContext } from "svelte";
 
-  export let msg;
-  export let groupinfo;
-  export let now;
+  export let msg: any;
+  export let groupinfo: any;
+  export let now: any;
 
   const formatter = new Intl.DateTimeFormat(undefined, {
     timeStyle: "full",
     dateStyle: "full",
     hour12: false,
   });
-
+  const format_dt = formatter.format;
   let dt = new Date(msg.t * 1000);
   let edited = msg.edited ? new Date(msg.edited * 1000) : null;
   let title =
@@ -21,7 +21,7 @@
     ? `tg://resolve?domain=${groupinfo[msg.group_id][0]}&post=${msg.id}`
     : `tg://privatepost?channel=${msg.group_id}&post=${msg.id}`;
 
-  function format_relative_time(d1, d2) {
+  function format_relative_time(d1: Date, d2: Date) {
     // in miliseconds
     const units = {
       year: 24 * 60 * 60 * 1000 * 365,
@@ -33,19 +33,16 @@
     };
 
     const rtf = new Intl.RelativeTimeFormat();
+    //@ts-ignore
+    const elapsed = d1 - d2; //https://stackoverflow.com/a/4944782/13040423
 
-    const elapsed = d1 - d2;
-
-    for (const u in units) {
-      if (Math.abs(elapsed) > units[u] || u === "second") {
-        return rtf.format(Math.round(elapsed / units[u]), u);
+    for (const [u, period] of Object.entries(units)) {
+      if (Math.abs(elapsed) > period || u === "second") {
+        //@ts-ignore
+        return rtf.format(Math.round(elapsed / period), u);
       }
     }
   }
-
-  function format_dt(t) {
-    return formatter.format(t);
-  }
 </script>
 
 <div class="message">
diff --git a/src/Name.svelte b/src/Name.svelte
index 4915825..420cc6e 100644
--- a/src/Name.svelte
+++ b/src/Name.svelte
@@ -1,18 +1,18 @@
-<script>
+<script lang="ts">
   import { onMount, getContext } from "svelte";
 
-  export let group;
+  export let group: any;
 
-  export let selected;
-  export let selected_init;
+  export let selected: any;
+  export let selected_init: any;
   let selected_name = "";
-  let selected_idx;
+  let selected_idx: number;
 
-  let to;
+  let to: string | number | NodeJS.Timeout;
   let names = [];
   let url = getContext("LUOXU_URL");
-  let input;
-  let ul;
+  let input: HTMLInputElement;
+  let ul: HTMLUListElement;
   let should_hide = false;
 
   let abort = new AbortController();
@@ -49,7 +49,7 @@
         signal: abort.signal,
       });
       const j = await res.json();
-      if (!abort.aborted) {
+      if (!abort.signal.aborted) {
         // only update if we're current
         names = j.names;
       }
@@ -61,7 +61,7 @@
     }
   }
 
-  function select_by_click(e) {
+  function select_by_click(e: any) {
     let el = e.target;
     if (el.tagName === "IMG") {
       el = el.parentNode;
@@ -94,7 +94,7 @@
     }
   }
 
-  function select_by_key(e) {
+  function select_by_key(e: KeyboardEvent) {
     if (e.key === "ArrowDown" || (e.key === "n" && e.altKey)) {
       select_next(1);
       e.preventDefault();
@@ -107,7 +107,7 @@
     }
   }
 
-  function select_next(dir) {
+  function select_next(dir: number) {
     if (typeof selected_idx === "number") {
       if (dir > 0) {
         selected_idx = (selected_idx + 1) % names.length;