From 5f45edbebe310decb06f955d95665a6ad387c6cb Mon Sep 17 00:00:00 2001
From: DanConwayDev <DanConwayDev@protonmail.com>
Date: Sat, 31 May 2025 15:34:21 +0100
Subject: feat(push): prevent push if no ann event

To ensure additional maintainers publish an annoucement event,
require it for them to push
---
 src/bin/git_remote_nostr/push.rs  | 14 ++++++++++++++
 src/bin/ngit/sub_commands/init.rs |  1 +
 src/lib/client.rs                 |  6 ++++++
 src/lib/repo_ref.rs               |  9 +++++++++
 4 files changed, 30 insertions(+)

(limited to 'src')

diff --git a/src/bin/git_remote_nostr/push.rs b/src/bin/git_remote_nostr/push.rs
index c4953f8..56bf177 100644
--- a/src/bin/git_remote_nostr/push.rs
+++ b/src/bin/git_remote_nostr/push.rs
@@ -199,6 +199,20 @@ async fn create_and_publish_events(
         if proposal_refspecs.is_empty() {
             return Ok((vec![], true));
         }
+    } else if repo_ref
+        .maintainers_without_annoucnement
+        .clone()
+        .is_some_and(|ms| ms.contains(&user_ref.public_key))
+    {
+        for refspec in git_server_refspecs {
+            let (_, to) = refspec_to_from_to(refspec).unwrap();
+            eprintln!(
+                "error {to} you must run `ngit init` before pushing updates. you've been offered maintainership but you must accept it before pushing",
+            );
+        }
+        if proposal_refspecs.is_empty() {
+            return Ok((vec![], true));
+        }
     }
 
     let mut events = vec![];
diff --git a/src/bin/ngit/sub_commands/init.rs b/src/bin/ngit/sub_commands/init.rs
index 1d9fda0..aea4f8b 100644
--- a/src/bin/ngit/sub_commands/init.rs
+++ b/src/bin/ngit/sub_commands/init.rs
@@ -703,6 +703,7 @@ pub async fn launch(cli_args: &Cli, args: &SubCommandArgs) -> Result<()> {
         relays: relays.clone(),
         blossoms,
         trusted_maintainer: user_ref.public_key,
+        maintainers_without_annoucnement: None,
         maintainers: maintainers.clone(),
         events: HashMap::new(),
         nostr_git_url: None,
diff --git a/src/lib/client.rs b/src/lib/client.rs
index bfa7b33..3b613b6 100644
--- a/src/lib/client.rs
+++ b/src/lib/client.rs
@@ -985,6 +985,9 @@ pub async fn get_repo_ref_from_cache(
         .collect();
     let mut seen_blossoms: HashSet<Url> = HashSet::from_iter(blossoms.iter().cloned());
 
+    // also set maintainers_without_annoucnement
+    let mut maintainers_without_annoucnement: Vec<PublicKey> = vec![];
+
     for m in &maintainers {
         if let Some(event) = repo_events.iter().find(|e| e.pubkey == *m) {
             if let Ok(m_repo_ref) = RepoRef::try_from((event.clone(), None)) {
@@ -1004,6 +1007,8 @@ pub async fn get_repo_ref_from_cache(
                     }
                 }
             }
+        } else {
+            maintainers_without_annoucnement.push(*m);
         }
     }
 
@@ -1014,6 +1019,7 @@ pub async fn get_repo_ref_from_cache(
         relays,
         git_server,
         events,
+        maintainers_without_annoucnement: Some(maintainers_without_annoucnement),
         ..repo_ref
     })
 }
diff --git a/src/lib/repo_ref.rs b/src/lib/repo_ref.rs
index bf52cda..78968b4 100644
--- a/src/lib/repo_ref.rs
+++ b/src/lib/repo_ref.rs
@@ -42,6 +42,8 @@ pub struct RepoRef {
     pub blossoms: Vec<Url>,
     pub maintainers: Vec<PublicKey>,
     pub trusted_maintainer: PublicKey,
+    // set to None if not known
+    pub maintainers_without_annoucnement: Option<Vec<PublicKey>>,
     pub events: HashMap<Nip19Coordinate, nostr::Event>,
     pub nostr_git_url: Option<NostrUrlDecoded>,
 }
@@ -49,6 +51,11 @@ pub struct RepoRef {
 impl TryFrom<(nostr::Event, Option<PublicKey>)> for RepoRef {
     type Error = anyhow::Error;
 
+    /*
+     * this could do with a refactor to intergrate enhancements made by
+     * `get_repo_ref_from_cache`. Other than tests, its only used there and the
+     * changes made by that function are important.
+     */
     fn try_from((event, trusted_maintainer): (nostr::Event, Option<PublicKey>)) -> Result<Self> {
         // TODO: turn trusted maintainer into NostrUrlDecoded
         if !event.kind.eq(&Kind::GitRepoAnnouncement) {
@@ -66,6 +73,7 @@ impl TryFrom<(nostr::Event, Option<PublicKey>)> for RepoRef {
             blossoms: Vec::new(),
             maintainers: Vec::new(),
             trusted_maintainer: trusted_maintainer.unwrap_or(event.pubkey),
+            maintainers_without_annoucnement: None,
             events: HashMap::new(),
             nostr_git_url: None,
         };
@@ -740,6 +748,7 @@ mod tests {
             ],
             blossoms: vec![],
             trusted_maintainer: TEST_KEY_1_KEYS.public_key(),
+            maintainers_without_annoucnement: None,
             maintainers: vec![TEST_KEY_1_KEYS.public_key(), TEST_KEY_2_KEYS.public_key()],
             events: HashMap::new(),
             nostr_git_url: None,
-- 
cgit v1.2.3