From bab82f51486e0ea78946fd250e37a4bff7d05d5f Mon Sep 17 00:00:00 2001
From: Avi <avi@aiolabs.com>
Date: Tue, 1 Sep 2026 12:32:28 -0500
Subject: [PATCH] Persist last publish report across restarts

---
 frontend/src/lib/types.ts          |  6 +++++
 frontend/src/state/AppProvider.tsx |  3 +++
 frontend/src/test/apiMock.ts       |  1 +
 src/app.rs                         | 10 ++++++++-
 src/ipc.rs                         |  7 ++++++
 src/publish.rs                     |  4 ++--
 src/vault.rs                       | 35 ++++++++++++++++++++++++++++++
 7 files changed, 63 insertions(+), 3 deletions(-)

diff --git a/frontend/src/lib/types.ts b/frontend/src/lib/types.ts
index 5030525..0713cc7 100644
--- a/frontend/src/lib/types.ts
+++ b/frontend/src/lib/types.ts
@@ -140,6 +140,12 @@ export interface AppState {
   settings: Settings;
   /** Recently deleted profiles, newest last, for undo. */
   undo_history?: ProfileSummary[];
+  /** The most recent publish report, persisted across restarts. */
+  last_publish?: {
+    event_id: string;
+    succeeded: string[];
+    failed: RelayFailure[];
+  } | null;
 }
 
 /** A secret key revealed after the vault is unlocked. */
diff --git a/frontend/src/state/AppProvider.tsx b/frontend/src/state/AppProvider.tsx
index 9703932..0086fe9 100644
--- a/frontend/src/state/AppProvider.tsx
+++ b/frontend/src/state/AppProvider.tsx
@@ -98,6 +98,9 @@ export function AppProvider({ children }: { children: ReactNode }) {
         const initial = await api.init();
         if (!cancelled) {
           setState(initial);
+          if (initial.last_publish) {
+            setLastPublish({ report: initial.last_publish, error: null, details: null, at: Date.now() });
+          }
         }
       } catch (error) {
         if (!cancelled) {
diff --git a/frontend/src/test/apiMock.ts b/frontend/src/test/apiMock.ts
index 21b89ee..0114b3b 100644
--- a/frontend/src/test/apiMock.ts
+++ b/frontend/src/test/apiMock.ts
@@ -43,6 +43,7 @@ export function makeState(overrides?: Partial<AppState>): AppState {
     active_profile: alice,
     profiles: [alice, bob],
     settings,
+    last_publish: null,
     ...overrides,
   };
 }
diff --git a/src/app.rs b/src/app.rs
index 88b569a..f80c939 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -7,7 +7,7 @@ use crate::crypto::{self, VaultKey};
 use crate::errors::AppError;
 use crate::profiles::{self, ProfileSummary};
 use crate::settings::Settings;
-use crate::vault::{self, KdfParams, StoredProfile, Vault, VaultCrypto};
+use crate::vault::{self, KdfParams, StoredProfile, StoredPublishReport, Vault, VaultCrypto};
 
 /// Minimum password length accepted when encrypting the vault.
 pub const MIN_PASSWORD_LEN: usize = 8;
@@ -20,6 +20,8 @@ pub struct App {
     unlock_key: Option<VaultKey>,
     /// Stack of deleted profiles for undo functionality.
     pub undo_history: Vec<ProfileSummary>,
+    /// The most recent publish report, persisted across restarts.
+    pub last_publish: Option<StoredPublishReport>,
 }
 
 /// Snapshot of everything the UI needs, containing no secret keys.
@@ -38,6 +40,9 @@ pub struct AppStateView {
     /// Recently deleted profiles, newest last, for undo.
     #[serde(skip_serializing_if = "Vec::is_empty")]
     pub undo_history: Vec<ProfileSummary>,
+    /// The most recent publish report, persisted across restarts.
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub last_publish: Option<StoredPublishReport>,
 }
 
 impl App {
@@ -48,6 +53,7 @@ impl App {
             settings: vault::load_settings()?,
             unlock_key: None,
             undo_history: Vec::new(),
+            last_publish: vault::load_last_publish(),
         })
     }
 
@@ -240,6 +246,7 @@ impl App {
             profiles: profiles::summaries(&self.vault),
             settings: self.settings.clone(),
             undo_history: self.undo_history.clone(),
+            last_publish: self.last_publish.clone(),
         }
     }
 }
@@ -302,6 +309,7 @@ mod tests {
             settings: offline_settings(),
             unlock_key: None,
             undo_history: Vec::new(),
+            last_publish: None,
         }
     }
 
diff --git a/src/ipc.rs b/src/ipc.rs
index 744fd6f..d9f6bd1 100644
--- a/src/ipc.rs
+++ b/src/ipc.rs
@@ -464,6 +464,13 @@ async fn run_with_app(app: &mut App, request: Request) -> Result<serde_json::Val
             let report =
                 publish::publish_active(&app.vault, &app.settings, &content, app.vault_key())
                     .await?;
+            let stored = crate::vault::StoredPublishReport {
+                event_id: report.event_id.clone(),
+                succeeded: report.succeeded.clone(),
+                failed: report.failed.clone(),
+            };
+            let _ = crate::vault::save_last_publish(&stored);
+            app.last_publish = Some(stored);
             Ok(json!(report))
         }
 
diff --git a/src/publish.rs b/src/publish.rs
index 76196b3..0bb0081 100644
--- a/src/publish.rs
+++ b/src/publish.rs
@@ -2,7 +2,7 @@ use std::collections::HashSet;
 use std::time::Duration;
 
 use nostr_sdk::prelude::*;
-use serde::Serialize;
+use serde::{Deserialize, Serialize};
 
 use crate::crypto::VaultKey;
 use crate::errors::{AppError, ErrorKind};
@@ -16,7 +16,7 @@ use crate::vault::Vault;
 const RELAY_SEND_TIMEOUT: Duration = Duration::from_secs(6);
 
 /// A relay that rejected a published note.
-#[derive(Debug, Clone, Serialize)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct RelayFailure {
     pub url: String,
     /// Concise, user-facing reason.
diff --git a/src/vault.rs b/src/vault.rs
index e4b078c..ad60d46 100644
--- a/src/vault.rs
+++ b/src/vault.rs
@@ -18,6 +18,8 @@ pub const VAULT_VERSION: u32 = 2;
 pub const VAULT_FILE_NAME: &str = "profiles_vault.json";
 /// Filename of the settings file.
 pub const SETTINGS_FILE_NAME: &str = "settings.json";
+/// Filename of the last publish report.
+pub const LAST_PUBLISH_FILE_NAME: &str = "last_publish.json";
 
 /// A profile stored on disk.
 ///
@@ -180,6 +182,39 @@ pub fn settings_path() -> PathBuf {
     data_dir().join(SETTINGS_FILE_NAME)
 }
 
+pub fn last_publish_path() -> PathBuf {
+    data_dir().join(LAST_PUBLISH_FILE_NAME)
+}
+
+/// A minimal publish report persisted across restarts so the Home screen can
+/// show the most recent publication result.
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct StoredPublishReport {
+    pub event_id: String,
+    pub succeeded: Vec<String>,
+    pub failed: Vec<crate::publish::RelayFailure>,
+}
+
+/// Load the last publish report, returning `None` when absent or unreadable.
+pub fn load_last_publish() -> Option<StoredPublishReport> {
+    let path = last_publish_path();
+    if !path.exists() {
+        return None;
+    }
+    let content = fs::read_to_string(&path).ok()?;
+    if content.trim().is_empty() {
+        return None;
+    }
+    serde_json::from_str(&content).ok()
+}
+
+/// Persist the last publish report with restrictive permissions.
+pub fn save_last_publish(report: &StoredPublishReport) -> Result<(), AppError> {
+    let content = serde_json::to_string_pretty(report)
+        .map_err(|e| AppError::json("Could not prepare the last publish report for saving", e))?;
+    write_restricted(&last_publish_path(), &content)
+}
+
 /// Candidate locations for a legacy vault created by the old CLI version.
 ///
 /// The old application wrote `profiles_vault.json` in its working directory.