src/lib/client/api.js

@@ -219,6 +219,7 @@ export async function parsePost(data, ancestor_count) {
     let post = new Post();
 
     post.text = data.content;
+    post.html = data.content;
 
     post.reply = null;
     if ((data.in_reply_to_id || data.reply) &&
@@ -278,7 +279,7 @@ export async function parseUser(data) {
 
     user = new User();
     user.id = data.id;
-    user.nickname = data.display_name;
+    user.nickname = data.display_name.trim();
     user.username = data.username;
     user.avatar_url = data.avatar;
     user.url = data.url;

src/lib/client/client.js

@@ -1,6 +1,8 @@
 import { Instance, server_types } from './instance.js';
 import * as api from './api.js';
 import { get, writable } from 'svelte/store';
+import { last_read_notif_id } from '$lib/notifications.js';
+import { user } from '$lib/stores/user.js';
 
 export const client = writable(false);
 
@@ -177,6 +179,7 @@ export class Client {
                 host: this.instance.host,
                 version: this.instance.version,
             },
+            last_read_notif_id: get(last_read_notif_id),
             app: this.app,
         }));
     }
@@ -191,6 +194,7 @@ export class Client {
             return false;
         }
         this.instance = new Instance(saved.instance.host, saved.instance.version);
+        last_read_notif_id.set(saved.last_read_notif_id || 0);
         this.app = saved.app;
         client.set(this);
         return true;

src/lib/notifications.js

@@ -0,0 +1,40 @@
+import { client } from '$lib/client/client.js';
+import * as api from '$lib/client/api.js';
+import { get, writable } from 'svelte/store';
+
+export let notifications = writable([]);
+export let unread_notif_count = writable(0);
+export let last_read_notif_id = writable(0);
+
+let loading;
+export async function getNotifications() {
+    if (loading) return; // no spamming!!
+    loading = true;
+
+    api.getNotifications().then(async data => {
+        if (!data || data.length <= 0) return;
+        notifications.set([]);
+        for (let i in data) {
+            let notif = data[i];
+            notif.accounts = [ await api.parseUser(notif.account) ];
+            if (get(notifications).length > 0) {
+                let prev = get(notifications)[get(notifications).length - 1];
+                if (notif.type === prev.type) {
+                    if (prev.status && notif.status && prev.status.id === notif.status.id) {
+                        notifications.update(notifications => {
+                            notifications[notifications.length - 1].accounts.push(notif.accounts[0]);
+                            return notifications;
+                        });
+                        continue;
+                    }
+                }
+            }
+            notif.status = await api.parsePost(notif.status, 0, false);
+            notifications.update(notifications => [...notifications, notif]);
+        }
+        last_read_notif_id.set(data[0].id);
+        unread_notif_count.set(0);
+        get(client).save();
+        loading = false;
+    });
+}

src/lib/stores/user.js

@@ -0,0 +1,4 @@
+import { writable } from 'svelte/store';
+
+export let user = writable(0);
+export let logged_in = writable(false);

src/lib/timeline.js

@@ -2,7 +2,7 @@ import { client } from '$lib/client/client.js';
 import { get, writable } from 'svelte/store';
 import { parsePost } from '$lib/client/api.js';
 
-export let posts = writable([]);
+export let timeline = writable([]);
 
 let loading = false;
 
@@ -11,8 +11,8 @@ export async function getTimeline(clean) {
     loading = true;
 
     let timeline_data;
-    if (clean || get(posts).length === 0) timeline_data = await get(client).getTimeline()
+    if (clean || get(timeline).length === 0) timeline_data = await get(client).getTimeline()
-    else timeline_data = await get(client).getTimeline(get(posts)[get(posts).length - 1].id);
+    else timeline_data = await get(client).getTimeline(get(timeline)[get(timeline).length - 1].id);
 
     if (!timeline_data) {
         console.error(`Failed to retrieve timeline.`);
@@ -20,7 +20,7 @@ export async function getTimeline(clean) {
         return;
     }
 
-    if (clean) posts.set([]);
+    if (clean) timeline.set([]);
 
     for (let i in timeline_data) {
         const post_data = timeline_data[i];
@@ -36,7 +36,7 @@ export async function getTimeline(clean) {
             }
             continue;
         }
-        posts.update(current => [...current, post]);
+        timeline.update(current => [...current, post]);
     }
     loading = false;
 }

src/lib/ui/Button.svelte

@@ -1,6 +1,8 @@
 <script>
     import { play_sound } from '../sound.js';
     import { createEventDispatcher } from 'svelte';
+    import { afterUpdate } from 'svelte';
+
     const dispatch = createEventDispatcher();
 
     export let active = false;
@@ -12,10 +14,6 @@
     export let href = false;
 
     let classes = [];
-    if (active) classes = ["active"];
-    if (filled) classes = ["filled"];
-    if (disabled) classes = ["disabled"];
-    if (centered) classes.push("centered");
 
     function click() {
         if (disabled) return;
@@ -26,6 +24,14 @@
         play_sound(sound);
         dispatch('click');
     }
+
+    afterUpdate(() => {
+        classes = [];
+        if (active) classes = ["active"];
+        if (filled) classes = ["filled"];
+        if (disabled) classes = ["disabled"];
+        if (centered) classes.push("centered");
+    });
 </script>
 
 <button

src/lib/ui/Feed.svelte

@@ -1,14 +1,9 @@
 <script>
     import Button from './Button.svelte';
     import Post from './post/Post.svelte';
-    import { posts, getTimeline } from '$lib/timeline.js';
+    import { getTimeline } from '$lib/timeline.js';
 
-    getTimeline();
+    export let posts = [];
-    document.addEventListener("scroll", event => {
-        if (window.innerHeight + window.scrollY >= document.body.offsetHeight - 2048) {
-            getTimeline();
-        }
-    });
 </script>
 
 <header>
@@ -26,7 +21,7 @@
             <span>getting the feed...</span>
         </div>
     {/if}
-    {#each $posts as post}
+    {#each posts as post}
         <Post post_data={post} />
     {/each}
 </div>
@@ -34,6 +29,7 @@
 <style>
     header {
         width: 100%;
+        height: 64px;
         margin: 16px 0 8px 0;
         display: flex;
         flex-direction: row;

src/lib/ui/Navigation.svelte

@@ -5,9 +5,12 @@
     import { client } from '$lib/client/client.js';
     import { play_sound } from '$lib/sound.js';
     import { getTimeline } from '$lib/timeline.js';
+    import { getNotifications } from '$lib/notifications.js';
     import { goto } from '$app/navigation';
+    import { page } from '$app/stores';
     import { get } from 'svelte/store';
-    import { onMount } from 'svelte';
+    import { logged_in } from '$lib/stores/user.js';
+    import { unread_notif_count, last_read_notif_id } from '$lib/notifications.js';
 
     import TimelineIcon from '../../img/icons/timeline.svg';
     import NotificationsIcon from '../../img/icons/notifications.svg';
@@ -21,27 +24,26 @@
     import SettingsIcon from '../../img/icons/settings.svg';
     import LogoutIcon from '../../img/icons/logout.svg';
 
-    export let path;
-
     const VERSION = APP_VERSION;
 
-    let notification_count = 0;
-    if (notification_count > 99) notification_count = "99+";
-
     function handle_btn(name) {
+        if (!get(logged_in)) return;
         let route;
         switch (name) {
             case "timeline":
-                if (!get(client).user) break;
                 route = "/";
                 getTimeline(true);
                 break;
-            case "notifcations":
+            case "notifications":
+                route = "/notifications";
+                getNotifications();
+                break;
             case "explore":
             case "lists":
             case "favourites":
             case "bookmarks":
             case "hashtags":
+            default:
                 return;
         }
         if (!route) return;
@@ -66,11 +68,11 @@
         </div>
     </header>
 
+    {#if $logged_in}
     <div id="nav-items">
         <Button label="Timeline"
                 on:click={() => handle_btn("timeline")}
-                active={path == "/" && $client.user}
+                active={$page.url.pathname === "/"}>
-                disabled={!$client.user}>
             <svelte:fragment slot="icon">
                 <TimelineIcon/>
             </svelte:fragment>
@@ -78,14 +80,15 @@
         </Button>
         <Button label="Notifications"
                 on:click={() => handle_btn("notifications")}
-                active={path == "/notifications"}
+                active={$page.url.pathname === "/notifications"}>
-                disabled>
             <svelte:fragment slot="icon">
                 <NotificationsIcon/>
             </svelte:fragment>
             Notifications
-            {#if notification_count}
+            {#if $unread_notif_count}
-            <span class="notification-count">{notification_count}</span>
+                <span class="notification-count">
+                    {$unread_notif_count <= 99 ? $unread_notif_count : "99+"}
+                </span>
             {/if}
         </Button>
         <Button label="Explore" disabled>
@@ -127,7 +130,6 @@
             </Button>
     </div>
 
-    {#if $client.user}
     <div id="account-items">
         <div class="flex-row">
             <Button centered label="Profile information" disabled>
@@ -222,6 +224,7 @@
         transform: translate(22px, -16px);
         min-width: 12px;
         height: 28px;
+        margin-left: auto;
         padding: 0 8px;
         display: flex;
         justify-content: center;

src/lib/ui/Notification.svelte

@@ -0,0 +1,227 @@
+<script>
+    import * as api from '$lib/client/api.js';
+
+    import ReplyIcon from '$lib/../img/icons/reply.svg';
+    import RepostIcon from '$lib/../img/icons/repost.svg';
+    import FavouriteIcon from '$lib/../img/icons/like.svg';
+    import ReactIcon from '$lib/../img/icons/react.svg';
+    import QuoteIcon from '$lib/../img/icons/quote.svg';
+    import ReactionBar from '$lib/ui/post/ReactionBar.svelte';
+    import ActionBar from '$lib/ui/post/ActionBar.svelte';
+
+    let mention = (accounts) => {
+        let res = `<a href=${account.url}>${account.rich_name}</a>`;
+        if (accounts.length > 1) res += ` and <strong>${accounts.length - 1}</strong> others`;
+        return res;
+    };
+
+    export let data;
+    let activity_text = function (type) {
+        switch (type) {
+            case "mention":
+                return `%1 mentioned you.`;
+            case "reblog":
+                return `%1 boosted your post.`;
+            case "follow":
+                return `%1 followed you.`;
+            case "follow_request":
+                return `%1 requested to follow you.`;
+            case "favourite":
+                return `%1 favourited your post.`;
+            case "poll":
+                return `%1's poll as ended.`;
+            case "update":
+                return `%1 updated their post.`;
+            default:
+                return `%1 poked you!`;
+        }
+    }(data.type);
+
+    let account = data.accounts[0];
+    $: accounts_short = data.accounts.slice(0, 3).reverse();
+    
+    let aria_label = function () {
+        if (accounts.length == 1)
+            return activity_text.replace("%1", account.username) + ' ' + new Date(data.created_at);
+        else
+            return activity_text.replace("%1", `${account.username} and ${accounts.length - 1} others`) + ' ' + new Date(data.created_at);
+    }
+</script>
+
+<a class="notification" href={`/post/${data.status.id}`} aria-label={aria_label}>
+    <header aria-hidden>
+        <span class="notif-icon">
+            {#if data.type === "favourite"}
+                <FavouriteIcon />
+            {:else if data.type === "reblog"}
+                <RepostIcon />
+            {:else if data.type === "react"}
+                <ReactIcon />
+            {:else if data.type === "mention"}
+                <ReplyIcon />
+            {:else}
+                <ReactIcon />
+            {/if}
+        </span>
+        <span class="notif-avatars">
+            {#if data.accounts.length == 1}
+                <a href={data.accounts[0].url} class="notif-avatar">
+                    <img src={data.accounts[0].avatar_url} alt="" width="28" height="28" />
+                </a>
+            {:else}
+                {#each accounts_short as account}
+                    <img src={account.avatar_url} alt="" width="28" height="28" />
+                {/each}
+            {/if}
+        </span>
+        <span class="notif-activity">{@html activity_text.replace("%1", mention(data.accounts))}</span>
+    </header>
+    {#if data.status}
+        <div class="notif-content">
+            {@html data.status.html}
+        </div>
+        {#if data.type === "mention"}
+            {#if data.status.reactions}
+                <ReactionBar post={data.status} />
+            {/if}
+            <ActionBar post={data.status} />
+        {/if}
+    {/if}
+</a>
+
+<style>
+    .notification {
+        display: block;
+        margin: 8px 0;
+        padding: 16px;
+        border-radius: 8px;
+        background: var(--bg-800);
+        text-decoration: inherit;
+        color: inherit;
+        transition: background-color .1s;
+    }
+
+    .notification:hover {
+        background-color: color-mix(in srgb, var(--bg-800), black 5%);
+    }
+
+    header {
+        width: 100%;
+        display: flex;
+        align-items: center;
+        gap: 8px;
+    }
+
+    header .notif-icon {
+        width: 28px;
+        height: 28px;
+        display: inline-flex;
+    }
+
+    header .notif-avatars {
+        display: inline-flex;
+        flex-direction: row-reverse;
+    }
+
+    header .notif-avatar {
+        line-height: 0;
+    }
+    header .notif-avatars img {
+        border-radius: 4px;
+    }
+    header .notif-avatars img:not(:first-child) {
+        box-shadow: 4px 0 8px -2px rgba(0,0,0,.33);
+    }
+    header .notif-avatars img:not(:last-child) {
+        margin-left: -8px;
+    }
+
+    header .notif-activity {
+        width: 100%;
+    }
+
+    header :global(a) {
+        font-weight: bold;
+        color: var(--text);
+    }
+
+    header :global(.emoji) {
+        margin: -.2em 0;
+    }
+
+    .notif-content {
+        margin: 16px 0 4px 0;
+        font-size: 14px;
+        line-height: 1.45em;
+    }
+
+    .notif-content :global(p) {
+        margin: 0;
+    }
+
+    .notif-content :global(.emoji) {
+        position: relative;
+        top: 6px;
+        margin-top: -10px;
+        height: 24px!important;
+    }
+
+    .notif-content :global(blockquote) {
+        margin: .4em 0;
+        padding: .1em 0 .1em 1em;
+        border-left: 4px solid #8888;
+    }
+
+    .notif-content :global(blockquote span) {
+        opacity: .5;
+    }
+
+    .notif-content :global(code) {
+        font-size: 1.2em;
+    }
+
+    .notif-content :global(pre:has(code)) {
+        margin: 8px 0;
+        padding: 8px;
+        display: block;
+        overflow-x: scroll;
+        border-radius: 8px;
+        background-color: #080808;
+        color: var(--accent);
+    }
+
+    .notif-content :global(pre code) {
+        margin: 0;
+    }
+
+    .notif-content :global(a) {
+        color: var(--accent);
+    }
+
+    .notif-content :global(a.mention) {
+        color: inherit;
+        font-weight: 600;
+        padding: 3px 6px;
+        background: var(--bg-700);
+        border-radius: 6px;
+        text-decoration: none;
+    }
+
+    .notif-content :global(a.mention:hover) {
+        text-decoration: underline;
+    }
+
+    .notif-content :global(a.hashtag) {
+        background-color: transparent;
+        padding: 0;
+        font-style: italic;
+    }
+
+    .notif-content :global(.mention-avatar) {
+        position: relative;
+        top: 4px;
+        height: 20px;
+        margin-right: 4px;
+        border-radius: 4px;
+    }
+</style>

src/lib/ui/post/Body.svelte

@@ -84,7 +84,8 @@
     }
 
     .post-text {
-        line-height: 1.2em;
+        font-size: .9em;
+        line-height: 1.45em;
         word-wrap: break-word;
     }
 

src/lib/ui/post/ReactionBar.svelte

@@ -34,10 +34,11 @@
 <style>
     .post-reactions {
         width: fit-content;
-        height: 32px;
+        min-height: 32px;
         margin-top: 8px;
         display: flex;
         flex-direction: row;
+        flex-wrap: wrap;
         gap: 2px;
     }
 </style>

src/routes/+layout.svelte

@@ -4,12 +4,12 @@
     import Widgets from '$lib/ui/Widgets.svelte';
     import { client, Client } from '$lib/client/client.js';
     import { get } from 'svelte/store';
-
+    import { logged_in } from '$lib/stores/user.js';
-    export let data;
+    import { unread_notif_count, last_read_notif_id } from '$lib/notifications.js';
-    $: path = data.path || "/";
 
     let ready = new Promise(resolve => {
         if (get(client)) {
+            if (get(client).user) logged_in.set(true);
             return resolve();
         }
         let new_client = new Client();
@@ -21,8 +21,18 @@
                 client.set(new_client);
                 return resolve();
             }
+            if (user) logged_in.set(true);
             new_client.user = user;
             window.peekie = new_client;
+
+            // spin up async task to fetch notifications
+            get(client).getNotifications(
+                get(last_read_notif_id)
+            ).then(notif_data => {
+                if (!notif_data) return;
+                unread_notif_count.set(notif_data.length);
+            });
+
             client.update(client => {
                 client.user = user;
                 return client;
@@ -35,7 +45,7 @@
 <div id="app">
 
     <header>
-        <Navigation path={path} />
+        <Navigation />
     </header>
 
     <main>

src/routes/+page.js

@@ -1,6 +1,2 @@
 export const prerender = true;
 export const ssr = false;
-
-export async function load({ url }) {
-    return { path: url.pathname };
-}

src/routes/+page.svelte

@@ -1,14 +1,25 @@
 <script>
+    import { page } from '$app/stores';
+    import { get } from 'svelte/store';
     import { client } from '$lib/client/client.js';
+    import { timeline, getTimeline } from '$lib/timeline.js';
 
     import LoginForm from '$lib/ui/LoginForm.svelte';
     import Feed from '$lib/ui/Feed.svelte';
     import User from '$lib/user/user.js';
     import Button from '$lib/ui/Button.svelte';
+
+    getTimeline();
+    document.addEventListener("scroll", event => {
+        if (get(page).url.pathname !== "/") return;
+        if (window.innerHeight + window.scrollY >= document.body.offsetHeight - 2048) {
+            getTimeline();
+        }
+    });
 </script>
 
 {#if $client.user}
-    <Feed />
+    <Feed posts={$timeline} />
 {:else}
     <LoginForm />
 {/if}

src/routes/callback/+page.svelte

@@ -28,8 +28,22 @@
                     client.user = user
                     return client;
                 });
+
+                return get(client).getNotifications(
+                    get(last_read_notification_id)
+                ).then(notif_data => {
+                    client.update(client => {
+                        // we've just logged in, so assume all past notifications are read.
+                        // i *would* just use the mastodon marker API to get the last read
+                        // notification, but this does not appear to be widely supported.
+                        if (notif_data.constructor === Array && notif_data.length > 0)
+                            last_read_notification_id.set(notif_data[0].id);
+                        client.save();
+                        return client;
+                    });
                     goto("/");
                 });
             });
+        });
     }
 </script>

src/routes/notifications/+page.svelte

@@ -0,0 +1,57 @@
+<script>
+    import { notifications, getNotifications } from '$lib/notifications.js';
+    import Notification from '$lib/ui/Notification.svelte';
+
+    getNotifications();
+    /*
+    document.addEventListener("scroll", event => {
+        if (window.innerHeight + window.scrollY >= document.body.offsetHeight - 2048) {
+            getNotifications();
+        }
+    });
+    */
+</script>
+
+<header>
+    <h1>Notifications</h1>
+</header>
+
+<div class="notifications">
+    {#if $notifications.length === 0}
+        <div class="loading throb">
+            <span>fetching notifications...</span>
+        </div>
+    {:else}
+        {#each $notifications as notif}
+            <Notification data={notif} />
+        {/each}
+    {/if}
+</div>
+
+<style>
+    header {
+        width: 100%;
+        height: 64px;
+        margin: 16px 0 8px 0;
+        display: flex;
+        flex-direction: row;
+    }
+
+    h1 {
+        font-size: 1.5em;
+    }
+
+    .notifications {
+        margin: 16px 0;
+    }
+
+    .loading {
+        width: 100%;
+        height: 80vh;
+        display: flex;
+        justify-content: center;
+        align-items: center;
+        font-size: 2em;
+        font-weight: bold;
+    }
+</style>

src/routes/post/[id]/+page.svelte

@@ -2,6 +2,8 @@
     import { client } from '$lib/client/client.js';
     import * as api from '$lib/client/api.js';
     import { get } from 'svelte/store';
+    import { goto, afterNavigate } from '$app/navigation';
+    import { base } from '$app/paths'
 
     import Post from '$lib/ui/post/Post.svelte';
     import Button from '$lib/ui/Button.svelte';
@@ -13,6 +15,12 @@
         goto("/");
     }
 
+    let previous_page = base;
+
+    afterNavigate(({from}) => {
+        previous_page = from?.url.pathname || previous_page
+    })
+
     $: post = (async resolve => {
         const post_data = await get(client).getPost(data.post_id, 0, false);
         if (!post_data) {
@@ -49,16 +57,19 @@
 {#if !error}
 <header>
     {#await post then post}
-        <h1>Post by {@html post.user.rich_name}</h1>
-    {/await}
         <nav>
-        <Button centered>Back</Button>
+            <Button centered on:click={() => {goto(previous_page)}}>Back</Button>
         </nav>
+        <img src={post.user.avatar_url} type={post.user.avatar_type} alt="" width="40" height="40" class="header-avatar" loading="lazy" decoding="async">
+        <h1>
+            Post by {@html post.user.rich_name}
+        </h1>
+    {/await}
 </header>
 
 <div id="feed" role="feed">
     {#await post}
-        <div class="throb">
+        <div class="loading throb">
             <span>loading post...</span>
         </div>
     {:then post}
@@ -78,11 +89,19 @@
 <style>
     header {
         width: 100%;
+        height: 64px;
         margin: 16px 0 8px 0;
         display: flex;
         flex-direction: row;
     }
 
+    header .header-avatar {
+        width: 40px;
+        height: 40px;
+        margin: auto 0;
+        border-radius: 4px;
+    }
+
     header h1 {
         margin: auto auto auto 8px;
         font-size: 1.5em;
@@ -92,7 +111,7 @@
     }
 
     header nav {
-        margin-left: auto;
+        margin-right: 8px;
         display: flex;
         flex-direction: row;
         gap: 8px;
@@ -102,7 +121,7 @@
         margin-bottom: 20vh;
     }
 
-    .throb {
+    .loading {
         width: 100%;
         height: 80vh;
         display: flex;