From 949c6459aa7683453a7160423b689ceadb08954b Mon Sep 17 00:00:00 2001
From: DanConwayDev <DanConwayDev@protonmail.com>
Date: Wed, 4 Sep 2024 08:04:48 +0100
Subject: refactor: organise into lib and bin structure

the make the code more readable

this commit just moves the files, the next commit should fix the imports
---
 src/lib/repo_state.rs | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 src/lib/repo_state.rs

(limited to 'src/lib/repo_state.rs')

diff --git a/src/lib/repo_state.rs b/src/lib/repo_state.rs
new file mode 100644
index 0000000..a5cebab
--- /dev/null
+++ b/src/lib/repo_state.rs
@@ -0,0 +1,40 @@
+use std::collections::HashMap;
+
+use anyhow::{Context, Result};
+use git2::Oid;
+
+pub struct RepoState {
+    pub identifier: String,
+    pub state: HashMap<String, String>,
+    pub event: nostr::Event,
+}
+
+impl RepoState {
+    pub fn try_from(mut state_events: Vec<nostr::Event>) -> Result<Self> {
+        state_events.sort_by_key(|e| e.created_at);
+        let event = state_events.first().context("no state events")?;
+        let mut state = HashMap::new();
+        for tag in &event.tags {
+            if let Some(name) = tag.as_vec().first() {
+                if ["refs/heads/", "refs/tags", "HEAD"]
+                    .iter()
+                    .any(|s| name.starts_with(*s))
+                {
+                    if let Some(value) = tag.as_vec().get(1) {
+                        if Oid::from_str(value).is_ok() || value.contains("ref: refs/") {
+                            state.insert(name.to_owned(), value.to_owned());
+                        }
+                    }
+                }
+            }
+        }
+        Ok(RepoState {
+            identifier: event
+                .identifier()
+                .context("existing event must have an identifier")?
+                .to_string(),
+            state,
+            event: event.clone(),
+        })
+    }
+}
-- 
cgit v1.2.3