fix(nostr_url): use nip05 in nostr url if cached

prioritise using nip05 nostr url format when the nip05, public key
mapping is stored in the (usually local) git config.

3 files changed, 27 insertions, 9 deletions

diff --git a/src/bin/ngit/sub_commands/init.rs b/src/bin/ngit/sub_commands/init.rs
index c9c8873..86b681c 100644
--- a/src/bin/ngit/sub_commands/init.rs
+++ b/src/bin/ngit/sub_commands/init.rs
@@ -522,7 +522,7 @@ async fn prompt_to_set_nostr_url_as_origin(repo_ref: &RepoRef, git_repo: &Repo)
         }
     }
     println!("contributors can clone your repository by installing ngit and using this clone url:");
-    println!("{}", repo_ref.to_nostr_git_url());
+    println!("{}", repo_ref.to_nostr_git_url(&Some(git_repo)));
 
     Ok(())
 }
@@ -535,7 +535,7 @@ fn ask_to_set_origin_remote(repo_ref: &RepoRef, git_repo: &Repo) -> Result<()> {
     )? {
         git_repo
             .git_repo
-            .remote_set_url("origin", &repo_ref.to_nostr_git_url())?;
+            .remote_set_url("origin", &repo_ref.to_nostr_git_url(&Some(git_repo)))?;
     }
     Ok(())
 }
@@ -548,7 +548,7 @@ fn ask_to_create_new_origin_remote(repo_ref: &RepoRef, git_repo: &Repo) -> Resul
     )? {
         git_repo
             .git_repo
-            .remote("origin", &repo_ref.to_nostr_git_url())?;
+            .remote("origin", &repo_ref.to_nostr_git_url(&Some(git_repo)))?;
     }
     Ok(())
 }
diff --git a/src/lib/git/nostr_url.rs b/src/lib/git/nostr_url.rs
index 8bf458b..bc56e1a 100644
--- a/src/lib/git/nostr_url.rs
+++ b/src/lib/git/nostr_url.rs
@@ -237,6 +237,16 @@ fn resolve_nip05_from_git_config_cache(nip05: &str, git_repo: &Option<&Repo>) ->
     }
 }
 
+pub fn use_nip05_git_config_cache_to_find_nip05_from_public_key(
+    public_key: &PublicKey,
+    git_repo: &Option<&Repo>,
+) -> Result<Option<String>> {
+    let h = load_nip_cache(git_repo)?;
+    Ok(h.iter()
+        .find_map(|(k, v)| if *v == *public_key { Some(k) } else { None })
+        .cloned())
+}
+
 fn save_nip05_to_git_config_cache(
     nip05: &str,
     public_key: &PublicKey,
diff --git a/src/lib/repo_ref.rs b/src/lib/repo_ref.rs
index 089befc..9a3c8f1 100644
--- a/src/lib/repo_ref.rs
+++ b/src/lib/repo_ref.rs
@@ -19,7 +19,10 @@ use crate::{
         Interactor, InteractorPrompt, PromptChoiceParms, PromptConfirmParms, PromptInputParms,
     },
     client::{consolidate_fetch_reports, get_repo_ref_from_cache, sign_event, Connect},
-    git::{nostr_url::NostrUrlDecoded, Repo, RepoActions},
+    git::{
+        nostr_url::{use_nip05_git_config_cache_to_find_nip05_from_public_key, NostrUrlDecoded},
+        Repo, RepoActions,
+    },
     login::user::get_user_details,
 };
 
@@ -232,15 +235,20 @@ impl RepoRef {
             .collect::<Vec<(Coordinate, Option<Timestamp>)>>()
     }
 
-    pub fn to_nostr_git_url(&self) -> String {
+    pub fn to_nostr_git_url(&self, git_repo: &Option<&Repo>) -> String {
+        let c = self.coordinate_with_hint();
         format!(
             "{}",
             NostrUrlDecoded {
                 original_string: String::new(),
-                coordinate: self.coordinate_with_hint(),
+                nip05: use_nip05_git_config_cache_to_find_nip05_from_public_key(
+                    &c.public_key,
+                    git_repo,
+                )
+                .unwrap_or_default(),
+                coordinate: c,
                 protocol: None,
                 user: None,
-                nip05: None, // TODO: if nip05 for pubkey saved in local git config use it.
             }
         )
     }
@@ -446,10 +454,10 @@ fn set_or_create_git_remote_with_nostr_url(
     repo_ref: &RepoRef,
     git_repo: &Repo,
 ) -> Result<()> {
-    let url = repo_ref.to_nostr_git_url();
+    let url = repo_ref.to_nostr_git_url(&Some(git_repo));
     if git_repo
         .git_repo
-        .remote_set_url(name, &repo_ref.to_nostr_git_url())
+        .remote_set_url(name, &repo_ref.to_nostr_git_url(&Some(git_repo)))
         .is_err()
     {
         git_repo.git_repo.remote(name, &url)?;