From e378a53b21dd5d2657319e574e7b6c0a140bc0fc Mon Sep 17 00:00:00 2001
From: Kieran <kieran@harkin.me>
Date: Mon, 16 Oct 2023 13:45:51 +0100
Subject: [PATCH] feat: long form deck modal

---
 packages/app/src/Element/Deck/Articles.tsx    |   6 +
 .../app/src/Element/Event/LongFormText.css    |  16 +++
 .../app/src/Element/Event/LongFormText.tsx    | 109 +++++++++++++++---
 packages/app/src/Element/Event/Markdown.tsx   |  33 ++++--
 packages/app/src/Element/Event/Note.tsx       |   9 +-
 packages/app/src/Pages/Deck.css               |  10 +-
 packages/app/src/Pages/DeckLayout.tsx         |  51 ++++++--
 packages/app/src/index.css                    |   3 +-
 packages/app/src/lang.json                    |  12 +-
 packages/app/src/translations/en.json         |   4 +-
 10 files changed, 207 insertions(+), 46 deletions(-)

diff --git a/packages/app/src/Element/Deck/Articles.tsx b/packages/app/src/Element/Deck/Articles.tsx
index a81ebd3c..8c7eff25 100644
--- a/packages/app/src/Element/Deck/Articles.tsx
+++ b/packages/app/src/Element/Deck/Articles.tsx
@@ -3,9 +3,12 @@ import { useArticles } from "Feed/ArticlesFeed";
 import { orderDescending } from "SnortUtils";
 import Note from "../Event/Note";
 import { useReactions } from "Feed/Reactions";
+import { useContext } from "react";
+import { DeckContext } from "Pages/DeckLayout";
 
 export default function Articles() {
   const data = useArticles();
+  const deck = useContext(DeckContext);
   const related = useReactions("articles:reactions", data.data?.map(v => NostrLink.fromEvent(v)) ?? []);
 
   return (
@@ -18,6 +21,9 @@ export default function Articles() {
           options={{
             longFormPreview: true,
           }}
+          onClick={ev => {
+            deck?.setArticle(ev);
+          }}
         />
       ))}
     </>
diff --git a/packages/app/src/Element/Event/LongFormText.css b/packages/app/src/Element/Event/LongFormText.css
index 43a4221d..84801193 100644
--- a/packages/app/src/Element/Event/LongFormText.css
+++ b/packages/app/src/Element/Event/LongFormText.css
@@ -1,3 +1,19 @@
+.long-form-note p {
+  font-family: Georgia;
+  line-height: 1.7;
+}
+
+.long-form-note hr {
+  border: 0;
+  height: 1px;
+  background-color: var(--gray);
+  margin: 5px 0px;
+}
+
+.long-form-note .reading {
+  border: 1px dashed var(--highlight);
+}
+
 .long-form-note .header-image {
   height: 360px;
   background: var(--img);
diff --git a/packages/app/src/Element/Event/LongFormText.tsx b/packages/app/src/Element/Event/LongFormText.tsx
index 6d48770e..15c2560f 100644
--- a/packages/app/src/Element/Event/LongFormText.tsx
+++ b/packages/app/src/Element/Event/LongFormText.tsx
@@ -1,13 +1,12 @@
 import "./LongFormText.css";
-import { Link } from "react-router-dom";
-import { FormattedMessage } from "react-intl";
-import { NostrLink, TaggedNostrEvent } from "@snort/system";
+import { CSSProperties, useCallback, useRef, useState } from "react";
+import { FormattedMessage, FormattedNumber } from "react-intl";
+import { TaggedNostrEvent } from "@snort/system";
 
 import { findTag } from "SnortUtils";
 import Text from "Element/Text";
 import { Markdown } from "./Markdown";
 import useImgProxy from "Hooks/useImgProxy";
-import { CSSProperties } from "react";
 import ProfilePreview from "Element/User/ProfilePreview";
 import NoteFooter from "./NoteFooter";
 import { useEventReactions } from "Hooks/useEventReactions";
@@ -17,6 +16,7 @@ interface LongFormTextProps {
   ev: TaggedNostrEvent;
   isPreview: boolean;
   related: ReadonlyArray<TaggedNostrEvent>;
+  onClick?: () => void;
 }
 
 export function LongFormText(props: LongFormTextProps) {
@@ -24,37 +24,108 @@ export function LongFormText(props: LongFormTextProps) {
   const summary = findTag(props.ev, "summary");
   const image = findTag(props.ev, "image");
   const { proxy } = useImgProxy();
+  const [reading, setReading] = useState(false);
+  const ref = useRef<HTMLDivElement>(null);
   const { reactions, reposts, zaps } = useEventReactions(props.ev, props.related);
 
   function previewText() {
     return (
-      <>
-        <Text
-          id={props.ev.id}
-          content={props.ev.content}
-          tags={props.ev.tags}
-          creator={props.ev.pubkey}
-          truncate={props.isPreview ? 250 : undefined}
-          disableLinkPreview={props.isPreview}
-        />
-        <Link to={`/e/${NostrLink.fromEvent(props.ev).encode()}`}>
-          <FormattedMessage defaultMessage="Read full story" />
-        </Link>
-      </>
+      <Text
+        id={props.ev.id}
+        content={props.ev.content}
+        tags={props.ev.tags}
+        creator={props.ev.pubkey}
+        truncate={props.isPreview ? 250 : undefined}
+        disableLinkPreview={props.isPreview}
+      />
     );
   }
 
+  function readTime() {
+    const wpm = 225;
+    const words = props.ev.content.trim().split(/\s+/).length;
+    return {
+      words,
+      wpm,
+      mins: Math.ceil(words / wpm),
+    };
+  }
+
+  const readAsync = async (text: string) => {
+    return await new Promise<void>(resolve => {
+      const ut = new SpeechSynthesisUtterance(text);
+      ut.onend = () => {
+        resolve();
+      };
+      window.speechSynthesis.speak(ut);
+    });
+  };
+
+  const readArticle = useCallback(async () => {
+    if (ref.current && !reading) {
+      setReading(true);
+      const paragraphs = ref.current.querySelectorAll("p,h1,h2,h3,h4,h5,h6");
+      for (const p of paragraphs) {
+        if (p.textContent) {
+          p.classList.add("reading");
+          await readAsync(p.textContent);
+          p.classList.remove("reading");
+        }
+      }
+      setReading(false);
+    }
+  }, [ref, reading]);
+
+  const stopReading = () => {
+    setReading(false);
+    if (ref.current) {
+      const paragraphs = ref.current.querySelectorAll("p,h1,h2,h3,h4,h5,h6");
+      paragraphs.forEach(a => a.classList.remove("reading"));
+      window.speechSynthesis.cancel();
+    }
+  };
+
   function fullText() {
     return (
       <>
         <NoteFooter ev={props.ev} reposts={reposts} zaps={zaps} positive={reactions.positive} />
-        <Markdown content={props.ev.content} tags={props.ev.tags} />
+        <hr />
+        <div className="flex g8">
+          <div>
+            <FormattedMessage
+              defaultMessage="{n} mins to read"
+              values={{
+                n: <FormattedNumber value={readTime().mins} />,
+              }}
+            />
+          </div>
+          <div>‧</div>
+          {!reading && (
+            <div className="pointer" onClick={() => readArticle()}>
+              <FormattedMessage defaultMessage="Listen to this article" />
+            </div>
+          )}
+          {reading && (
+            <div className="pointer" onClick={() => stopReading()}>
+              <FormattedMessage defaultMessage="Stop listening" />
+            </div>
+          )}
+        </div>
+        <hr />
+        <Markdown content={props.ev.content} tags={props.ev.tags} ref={ref} />
+        <hr />
+        <NoteFooter ev={props.ev} reposts={reposts} zaps={zaps} positive={reactions.positive} />
       </>
     );
   }
 
   return (
-    <div className="long-form-note flex-column g16 p">
+    <div
+      className="long-form-note flex-column g16 p pointer"
+      onClick={e => {
+        e.stopPropagation();
+        props.onClick?.();
+      }}>
       <ProfilePreview
         pubkey={props.ev.pubkey}
         actions={
diff --git a/packages/app/src/Element/Event/Markdown.tsx b/packages/app/src/Element/Event/Markdown.tsx
index 79be5974..44839cf5 100644
--- a/packages/app/src/Element/Event/Markdown.tsx
+++ b/packages/app/src/Element/Event/Markdown.tsx
@@ -1,10 +1,13 @@
 import "./Markdown.css";
 
-import { ReactNode, useMemo } from "react";
+import { ReactNode, forwardRef, useMemo } from "react";
 import { marked, Token } from "marked";
 import { Link } from "react-router-dom";
 import markedFootnote, { Footnotes, Footnote, FootnoteRef } from "marked-footnote";
 import { ProxyImg } from "Element/ProxyImg";
+import { transformText } from "@snort/system";
+import Mention from "Element/Embed/Mention";
+import NostrLink from "Element/Embed/NostrLink";
 
 interface MarkdownProps {
   content: string;
@@ -92,7 +95,23 @@ function renderToken(t: Token | Footnotes | Footnote | FootnoteRef): ReactNode {
         if ("tokens" in t) {
           return (t.tokens as Array<Token>).map(renderToken);
         }
-        return t.raw;
+        return transformText(t.raw, []).map(v => {
+          switch (v.type) {
+            case "link": {
+              if (v.content.startsWith("nostr:")) {
+                return <NostrLink link={v.content} />;
+              } else {
+                return v.content;
+              }
+            }
+            case "mention": {
+              return <Mention pubkey={v.content} />;
+            }
+            default: {
+              return v.content;
+            }
+          }
+        });
       }
     }
   } catch (e) {
@@ -100,14 +119,14 @@ function renderToken(t: Token | Footnotes | Footnote | FootnoteRef): ReactNode {
   }
 }
 
-export function Markdown({ content, tags = [] }: MarkdownProps) {
+export const Markdown = forwardRef<HTMLDivElement, MarkdownProps>((props: MarkdownProps, ref) => {
   const parsed = useMemo(() => {
-    return marked.use(markedFootnote()).lexer(content);
-  }, [content, tags]);
+    return marked.use(markedFootnote()).lexer(props.content);
+  }, [props.content, props.tags]);
 
   return (
-    <div className="markdown">
+    <div className="markdown" ref={ref}>
       {parsed.filter(a => a.type !== "footnote" && a.type !== "footnotes").map(a => renderToken(a))}
     </div>
   );
-}
+});
diff --git a/packages/app/src/Element/Event/Note.tsx b/packages/app/src/Element/Event/Note.tsx
index 8814fba1..7857edbe 100644
--- a/packages/app/src/Element/Event/Note.tsx
+++ b/packages/app/src/Element/Event/Note.tsx
@@ -62,7 +62,14 @@ export default function Note(props: NoteProps) {
     return <ZapGoal ev={ev} />;
   }
   if (ev.kind === EventKind.LongFormTextNote) {
-    return <LongFormText ev={ev} related={props.related} isPreview={props.options?.longFormPreview ?? false} />;
+    return (
+      <LongFormText
+        ev={ev}
+        related={props.related}
+        isPreview={props.options?.longFormPreview ?? false}
+        onClick={() => props.onClick?.(ev)}
+      />
+    );
   }
 
   return <NoteInner {...props} />;
diff --git a/packages/app/src/Pages/Deck.css b/packages/app/src/Pages/Deck.css
index 81147ddf..2c0487cc 100644
--- a/packages/app/src/Pages/Deck.css
+++ b/packages/app/src/Pages/Deck.css
@@ -68,7 +68,7 @@
   gap: 16px;
 }
 
-.modal.thread-overlay > .modal-body > div > div:last-of-type {
+.modal.thread-overlay.thread > .modal-body > div > div:last-of-type {
   width: 550px;
   min-width: 550px;
   height: 100vh;
@@ -76,6 +76,14 @@
   background-color: var(--gray-superdark);
 }
 
+.modal.thread-overlay.long-form > .modal-body > div > div:last-of-type {
+  width: 660px;
+  height: calc(100vh - 48px);
+  padding: 48px 56px 0 56px;
+  overflow-y: auto;
+  background-color: var(--gray-superdark);
+}
+
 .thread-overlay .spotlight {
   flex-grow: 1;
   margin: auto;
diff --git a/packages/app/src/Pages/DeckLayout.tsx b/packages/app/src/Pages/DeckLayout.tsx
index 8d8f35d9..be79ccfc 100644
--- a/packages/app/src/Pages/DeckLayout.tsx
+++ b/packages/app/src/Pages/DeckLayout.tsx
@@ -2,7 +2,7 @@ import "./Deck.css";
 import { CSSProperties, createContext, useContext, useEffect, useState } from "react";
 import { Outlet, useNavigate } from "react-router-dom";
 import FormattedMessage from "Element/FormattedMessage";
-import { NostrLink } from "@snort/system";
+import { NostrLink, TaggedNostrEvent } from "@snort/system";
 
 import { DeckNav } from "Element/Deck/Nav";
 import useLoginFeed from "Feed/LoginFeed";
@@ -21,12 +21,19 @@ import { SpotlightMedia } from "Element/Deck/SpotlightMedia";
 import { ThreadContext, ThreadContextWrapper } from "Hooks/useThreadContext";
 import Toaster from "Toaster";
 import useLogin from "Hooks/useLogin";
+import { LongFormText } from "Element/Event/LongFormText";
 
 type Cols = "notes" | "articles" | "media" | "streams" | "notifications";
 
-interface DeckScope {
+interface DeckState {
   thread?: NostrLink;
+  article?: TaggedNostrEvent;
+}
+
+interface DeckScope {
   setThread: (e?: NostrLink) => void;
+  setArticle: (e?: TaggedNostrEvent) => void;
+  reset: () => void;
 }
 
 export const DeckContext = createContext<DeckScope | undefined>(undefined);
@@ -34,8 +41,9 @@ export const DeckContext = createContext<DeckScope | undefined>(undefined);
 export function SnortDeckLayout() {
   const login = useLogin();
   const navigate = useNavigate();
-  const [deckScope, setDeckScope] = useState<DeckScope>({
-    setThread: (e?: NostrLink) => setDeckScope(s => ({ ...s, thread: e })),
+  const [deckState, setDeckState] = useState<DeckState>({
+    thread: undefined,
+    article: undefined,
   });
 
   useLoginFeed();
@@ -52,7 +60,13 @@ export function SnortDeckLayout() {
   const cols = ["notes", "media", "notifications", "articles"] as Array<Cols>;
   return (
     <div className="deck-layout">
-      <DeckContext.Provider value={deckScope}>
+      <DeckContext.Provider
+        value={{
+          ...deckState,
+          setThread: (e?: NostrLink) => setDeckState({ thread: e }),
+          setArticle: (e?: TaggedNostrEvent) => setDeckState({ article: e }),
+          reset: () => setDeckState({}),
+        }}>
         <DeckNav />
         <div className="deck-cols">
           {cols.map(c => {
@@ -60,26 +74,39 @@ export function SnortDeckLayout() {
               case "notes":
                 return <NotesCol />;
               case "media":
-                return <MediaCol setThread={deckScope.setThread} />;
+                return <MediaCol setThread={t => setDeckState({ thread: t })} />;
               case "articles":
                 return <ArticlesCol />;
               case "notifications":
-                return <NotificationsCol setThread={deckScope.setThread} />;
+                return <NotificationsCol setThread={t => setDeckState({ thread: t })} />;
             }
           })}
         </div>
-        {deckScope.thread && (
+        {deckState.thread && (
           <>
-            <Modal id="thread-overlay" onClose={() => deckScope.setThread(undefined)} className="thread-overlay">
-              <ThreadContextWrapper link={deckScope.thread}>
-                <SpotlightFromThread onClose={() => deckScope.setThread(undefined)} />
+            <Modal id="thread-overlay" onClose={() => setDeckState({})} className="thread-overlay thread">
+              <ThreadContextWrapper link={deckState.thread}>
+                <SpotlightFromThread onClose={() => setDeckState({})} />
                 <div>
-                  <Thread onBack={() => deckScope.setThread(undefined)} disableSpotlight={true} />
+                  <Thread onBack={() => setDeckState({})} disableSpotlight={true} />
                 </div>
               </ThreadContextWrapper>
             </Modal>
           </>
         )}
+        {deckState.article && (
+          <>
+            <Modal
+              id="thread-overlay-article"
+              onClose={() => setDeckState({})}
+              className="thread-overlay long-form"
+              onClick={() => setDeckState({})}>
+              <div onClick={e => e.stopPropagation()}>
+                <LongFormText ev={deckState.article} isPreview={false} related={[]} />
+              </div>
+            </Modal>
+          </>
+        )}
         <Toaster />
       </DeckContext.Provider>
     </div>
diff --git a/packages/app/src/index.css b/packages/app/src/index.css
index 11b3063f..58ebb981 100644
--- a/packages/app/src/index.css
+++ b/packages/app/src/index.css
@@ -125,8 +125,7 @@ a:hover {
 }
 
 a.ext {
-  word-break: break-all;
-  white-space: initial;
+  overflow-wrap: break-word;
 }
 
 #root {
diff --git a/packages/app/src/lang.json b/packages/app/src/lang.json
index 700ad1b4..6d6f417e 100644
--- a/packages/app/src/lang.json
+++ b/packages/app/src/lang.json
@@ -829,6 +829,9 @@
   "Tpy00S": {
     "defaultMessage": "People"
   },
+  "U1aPPi": {
+    "defaultMessage": "Stop listening"
+  },
   "UDYlxu": {
     "defaultMessage": "Pending Subscriptions"
   },
@@ -1267,6 +1270,9 @@
   "ncbgUU": {
     "defaultMessage": "{site} is a Nostr UI, nostr is a decentralised protocol for saving and distributing \"notes\"."
   },
+  "nihgfo": {
+    "defaultMessage": "Listen to this article"
+  },
   "nn1qb3": {
     "defaultMessage": "Your donations are greatly appreciated"
   },
@@ -1374,9 +1380,6 @@
   "rx1i0i": {
     "defaultMessage": "Short link"
   },
-  "s5yJ8G": {
-    "defaultMessage": "Read full story"
-  },
   "sKDn4e": {
     "defaultMessage": "Show Badges"
   },
@@ -1534,6 +1537,9 @@
   "zjJZBd": {
     "defaultMessage": "You're ready!"
   },
+  "zm6qS1": {
+    "defaultMessage": "{n} mins to read"
+  },
   "zonsdq": {
     "defaultMessage": "Failed to load LNURL service"
   },
diff --git a/packages/app/src/translations/en.json b/packages/app/src/translations/en.json
index daa444a9..906020e7 100644
--- a/packages/app/src/translations/en.json
+++ b/packages/app/src/translations/en.json
@@ -271,6 +271,7 @@
   "TP/cMX": "Ended",
   "TpgeGw": "Hex Salt..",
   "Tpy00S": "People",
+  "U1aPPi": "Stop listening",
   "UDYlxu": "Pending Subscriptions",
   "UJTWqI": "Remove from my relays",
   "UNjfWJ": "Check all event signatures received from relays",
@@ -415,6 +416,7 @@
   "nOaArs": "Setup Profile",
   "nWQFic": "Renew",
   "ncbgUU": "{site} is a Nostr UI, nostr is a decentralised protocol for saving and distributing \"notes\".",
+  "nihgfo": "Listen to this article",
   "nn1qb3": "Your donations are greatly appreciated",
   "nwZXeh": "{n} blocked",
   "o6Uy3d": "Only the secret key can be used to publish (sign events), everything else logs you in read-only mode.",
@@ -450,7 +452,6 @@
   "rrfdTe": "This is the same technology which is used by Bitcoin and has been proven to be extremely secure.",
   "rudscU": "Failed to load follows, please try again later",
   "rx1i0i": "Short link",
-  "s5yJ8G": "Read full story",
   "sKDn4e": "Show Badges",
   "sUNhQE": "user",
   "sZQzjQ": "Failed to parse zap split: {input}",
@@ -502,6 +503,7 @@
   "zQvVDJ": "All",
   "zcaOTs": "Zap amount in sats",
   "zjJZBd": "You're ready!",
+  "zm6qS1": "{n} mins to read",
   "zonsdq": "Failed to load LNURL service",
   "zvCDao": "Automatically show latest notes",
   "zwb6LR": "<b>Mint:</b> {url}",