gitorii 0.1.4

A human-first Git client with simplified commands, snapshots, multi-platform mirrors and built-in secret scanning
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use git2::Repository;
use crate::error::Result;

pub struct TagManager<'repo> {
    repo: &'repo Repository,
}

impl<'repo> TagManager<'repo> {
    pub fn new(repo: &'repo Repository) -> Self {
        Self { repo }
    }

    pub fn create_tag(&self, name: &str, message: Option<&str>) -> Result<()> {
        let head = self.repo.head()?;
        let target = head.peel_to_commit()?;
        
        if let Some(msg) = message {
            // Annotated tag
            let sig = self.repo.signature()?;
            self.repo.tag(name, target.as_object(), &sig, msg, false)?;
        } else {
            // Lightweight tag
            self.repo.tag_lightweight(name, target.as_object(), false)?;
        }
        
        Ok(())
    }

    pub fn list_tags(&self) -> Result<Vec<String>> {
        let tags = self.repo.tag_names(None)?;
        let mut tag_list = Vec::new();
        
        for tag in tags.iter() {
            if let Some(tag_name) = tag {
                tag_list.push(tag_name.to_string());
            }
        }
        
        tag_list.sort();
        Ok(tag_list)
    }

    pub fn delete_tag(&self, name: &str) -> Result<()> {
        self.repo.tag_delete(name)?;
        Ok(())
    }

    pub fn show_tag(&self, name: &str) -> Result<()> {
        let tag_ref = self.repo.find_reference(&format!("refs/tags/{}", name))?;
        let tag_obj = tag_ref.peel_to_tag();
        
        if let Ok(tag) = tag_obj {
            // Annotated tag
            println!("Tag: {}", name);
            if let Some(tagger) = tag.tagger() {
                println!("Tagger: {} <{}>", tagger.name().unwrap_or(""), tagger.email().unwrap_or(""));
            }
            if let Some(message) = tag.message() {
                println!("Message: {}", message);
            }
        } else {
            // Lightweight tag
            let commit = tag_ref.peel_to_commit()?;
            println!("Tag: {} (lightweight)", name);
            println!("Commit: {}", commit.id());
            if let Some(msg) = commit.message() {
                println!("Message: {}", msg.lines().next().unwrap_or(""));
            }
        }
        
        Ok(())
    }
}