relays: Add more default relays; added ability to add your own; status bar

src/db/mod.rs

@@ -109,6 +109,7 @@ fn upgrade(db: &Connection, mut version: u16) -> Result<(), Error> {
     apply_sql!(db, version, 4, "schema4.sql");
     apply_sql!(db, version, 5, "schema5.sql");
     apply_sql!(db, version, 6, "schema6.sql");
+    apply_sql!(db, version, 7, "schema7.sql");
     info!("Database is at version {}", version);
     Ok(())
 }

src/db/schema7.sql

@@ -0,0 +1,7 @@
+INSERT OR IGNORE INTO relay (url) values
+('wss://nostr.fmt.wiz.biz'),
+('wss://nostr.v0l.io'),
+('wss://nostr.zebedee.cloud'),
+('wss://nostr-2.zebedee.cloud'),
+('wss://nostr.orangepill.dev'),
+('wss://relay.nostr.bg');

src/overlord/mod.rs

@@ -514,6 +514,12 @@ impl Overlord {
                         }
                     });
                 }
+                "add_relay" => {
+                    let relay_str: String = serde_json::from_str(&bus_message.json_payload)?;
+                    if let Ok(dbrelay) = DbRelay::new(relay_str) {
+                        DbRelay::insert(dbrelay).await?;
+                    }
+                }
                 _ => {}
             },
             _ => {}

src/ui/mod.rs

@@ -69,6 +69,7 @@ enum Page {
 struct GossipUi {
     next_frame: Instant,
     page: Page,
+    status: String,
     about: About,
     icon: TextureHandle,
     placeholder_avatar: TextureHandle,
@@ -88,6 +89,7 @@ struct GossipUi {
     person_view_name: Option<String>,
     avatars: HashMap<PublicKeyHex, TextureHandle>,
     failed_avatars: HashSet<PublicKeyHex>,
+    new_relay_url: String,
 }
 
 impl Drop for GossipUi {
@@ -141,6 +143,9 @@ impl GossipUi {
         GossipUi {
             next_frame: Instant::now(),
             page: Page::Feed,
+            status:
+                "Welcome to Gossip. Status messages will appear here, clobbering previous ones."
+                    .to_owned(),
             about: crate::about::about(),
             icon: icon_texture_handle,
             placeholder_avatar: placeholder_avatar_texture_handle,
@@ -160,6 +165,7 @@ impl GossipUi {
             person_view_name: None,
             avatars: HashMap::new(),
             failed_avatars: HashSet::new(),
+            new_relay_url: "".to_owned(),
         }
     }
 }
@@ -215,6 +221,12 @@ impl eframe::App for GossipUi {
             Page::HelpHelp => help::update(self, ctx, frame, ui),
             Page::HelpAbout => help::update(self, ctx, frame, ui),
         });
+
+        egui::TopBottomPanel::bottom("status").show(ctx, |ui| {
+            ui.horizontal(|ui| {
+                ui.label(&self.status);
+            });
+        });
     }
 }
 

src/ui/relays.rs

@@ -3,21 +3,48 @@ use crate::comms::BusMessage;
 use crate::db::DbRelay;
 use crate::globals::GLOBALS;
 use eframe::egui;
-use egui::{Align, Context, Layout, RichText, ScrollArea, TextStyle, Ui};
+use egui::{Align, Context, Layout, RichText, ScrollArea, TextEdit, TextStyle, Ui};
 use nostr_types::Url;
 
-pub(super) fn update(_app: &mut GossipUi, _ctx: &Context, _frame: &mut eframe::Frame, ui: &mut Ui) {
+pub(super) fn update(app: &mut GossipUi, _ctx: &Context, _frame: &mut eframe::Frame, ui: &mut Ui) {
     ui.add_space(8.0);
-    ui.heading("Relays known");
+    ui.heading("Relays");
     ui.add_space(18.0);
 
     ui.label(
         RichText::new(
-            "Relays on this list have been automatically discovered in various kinds of events.",
+            "Relays on this list were selected by the developer, but more relays will show up as they are automatically discovered in various kinds of events.",
         )
         .text_style(TextStyle::Body),
     );
 
+    ui.horizontal(|ui| {
+        ui.label("Enter a new relay URL:");
+        ui.add(TextEdit::singleline(&mut app.new_relay_url));
+        if ui.button("Add").clicked() {
+            let test_url = Url::new(&app.new_relay_url);
+            if test_url.is_valid_relay_url() {
+                let tx = GLOBALS.to_overlord.clone();
+                let _ = tx.send(BusMessage {
+                    target: "overlord".to_string(),
+                    kind: "add_relay".to_string(),
+                    json_payload: serde_json::to_string(&app.new_relay_url).unwrap(),
+                });
+                app.new_relay_url = "".to_owned();
+                app.status = format!(
+                    "I asked the overlord to add relay {}. Check for it below.",
+                    &app.new_relay_url
+                );
+            } else {
+                app.status = "That's not a valid relay URL.".to_owned();
+            }
+        }
+    });
+
+    ui.add_space(10.0);
+    ui.separator();
+    ui.add_space(10.0);
+
     // TBD time how long this takes. We don't want expensive code in the UI
     let mut relays = GLOBALS.relays.blocking_read().clone();
     let mut relays: Vec<DbRelay> = relays.drain().map(|(_, relay)| relay).collect();