From 8424f889e8db2956b637d6ca9362070c3a137fb1 Mon Sep 17 00:00:00 2001
From: Mike Dilger <mike@mikedilger.com>
Date: Mon, 2 Jan 2023 07:22:55 +1300
Subject: [PATCH] Render links as links

---
 Cargo.lock     | 10 ++++++++++
 Cargo.toml     |  1 +
 src/ui/feed.rs | 13 ++++++++++++-
 3 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/Cargo.lock b/Cargo.lock
index 93dfdca7..4641fcfa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1695,6 +1695,7 @@ dependencies = [
  "http",
  "image",
  "lazy_static",
+ "linkify",
  "nostr-types",
  "rand 0.8.5",
  "reqwest",
@@ -2087,6 +2088,15 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "linkify"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "96dd5884008358112bc66093362197c7248ece00d46624e2cf71e50029f8cff5"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "lock_api"
 version = "0.4.9"
diff --git a/Cargo.toml b/Cargo.toml
index 71caab8e..7e6ce072 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,6 +22,7 @@ hex = "0.4"
 http = "0.2"
 image = "0.24"
 lazy_static = "1.4"
+linkify = "0.9"
 nostr-types = { git = "https://github.com/mikedilger/nostr-types" }
 rand = "0.8"
 reqwest = { version = "0.11", features = ["json"] }
diff --git a/src/ui/feed.rs b/src/ui/feed.rs
index ffcf29bd..9dd3d77b 100644
--- a/src/ui/feed.rs
+++ b/src/ui/feed.rs
@@ -7,6 +7,7 @@ use egui::{
     Align, Color32, Context, Frame, Image, Label, Layout, RichText, ScrollArea, Sense, TextEdit,
     Ui, Vec2,
 };
+use linkify::{LinkFinder, LinkKind};
 use nostr_types::{EventKind, Id, PublicKeyHex};
 
 struct FeedPostParams {
@@ -413,7 +414,7 @@ fn render_post_actual(
                     }
                 });
 
-                ui.label(&event.content);
+                render_content(ui, &event.content);
 
                 // Under row
                 if !as_reply_to {
@@ -454,6 +455,16 @@ fn render_post_actual(
     }
 }
 
+fn render_content(ui: &mut Ui, content: &str) {
+    for span in LinkFinder::new().kinds(&[LinkKind::Url]).spans(content) {
+        if span.kind().is_some() {
+            ui.hyperlink_to(span.as_str(), span.as_str());
+        } else {
+            ui.label(span.as_str());
+        }
+    }
+}
+
 fn set_person_view(app: &mut GossipUi, pubkeyhex: &PublicKeyHex) {
     if let Some(dbperson) = GLOBALS.people.blocking_write().get(pubkeyhex) {
         app.person_view_name = if let Some(name) = &dbperson.name {