From e5fef4f81679582cd6e55de3c8d4461fe712c997 Mon Sep 17 00:00:00 2001
From: Justin Wernick <justin@worthe-it.co.za>
Date: Sun, 2 Apr 2023 21:04:52 +0200
Subject: Start the basics of listing repos

---
 src/git.rs    | 32 +++++++++++++++++++++++++++++++-
 src/lib.rs    | 11 +++++++++++
 src/parser.rs |  2 ++
 3 files changed, 44 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/git.rs b/src/git.rs
index 7337a6a..ea27add 100644
--- a/src/git.rs
+++ b/src/git.rs
@@ -3,7 +3,7 @@ use crate::{
     ShackleError,
 };
 use git2::{Repository, RepositoryInitMode, RepositoryInitOptions};
-use std::{path::PathBuf, process::Command};
+use std::{fs, path::PathBuf, process::Command};
 use user_info::{get_user_groups, get_username};
 
 pub struct GitInitResult {
@@ -99,6 +99,36 @@ pub fn init(repo_name: &str, group: &Option<String>) -> Result<GitInitResult, Sh
     }
 }
 
+pub struct RepoMetadata {
+    pub path: PathBuf,
+    pub description: String,
+}
+
+pub fn list() -> Result<Vec<RepoMetadata>, ShackleError> {
+    let mut results = Vec::new();
+
+    let personal_dir = personal_git_dir()?;
+    if personal_dir.is_dir() {
+        for dir in personal_dir.read_dir()? {
+            let path = dir?.path();
+            let description_path = path.join("description");
+            let has_git_ext = path.extension().map_or(false, |ext| ext == "git");
+            let has_description = description_path.is_file();
+
+            // TODO: Read the config to tell if this is a shared repo
+
+            if has_git_ext && has_description {
+                let description = fs::read_to_string(description_path)?;
+                results.push(RepoMetadata { path, description });
+            }
+        }
+    }
+
+    // TODO: Do the same (more or less) for group repos
+
+    Ok(results)
+}
+
 pub fn upload_pack(upload_pack_args: &GitUploadPackArgs) -> Result<(), ShackleError> {
     if !is_valid_git_repo_path(&upload_pack_args.directory)? {
         return Err(ShackleError::InvalidDirectory);
diff --git a/src/lib.rs b/src/lib.rs
index e96614f..4685e53 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,6 +1,7 @@
 pub mod git;
 pub mod parser;
 
+use comfy_table::Table;
 use parser::*;
 use rustyline::error::ReadlineError;
 use std::{io, ops::ControlFlow};
@@ -15,6 +16,16 @@ pub fn run_command(user_input: String) -> Result<ControlFlow<(), ()>, ShackleErr
         Ok(ShackleCommand::Exit) => {
             return Ok(ControlFlow::Break(()));
         }
+        Ok(ShackleCommand::List) => {
+            let mut table = Table::new();
+            table.set_header(vec!["path", "description"]);
+            let listing = git::list()?;
+            for meta in listing {
+                table.add_row(vec![meta.path.display().to_string(), meta.description]);
+            }
+
+            println!("{table}");
+        }
         Ok(ShackleCommand::GitInit(GitInitArgs { repo_name, group })) => {
             let init_result = git::init(&repo_name, &group)?;
             println!("Successfully created \"{}\"", init_result.path.display());
diff --git a/src/parser.rs b/src/parser.rs
index 700414c..88b32bb 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -11,6 +11,8 @@ pub enum ShackleCommand {
     #[command(skip)]
     Whitespace,
     Exit,
+    /// List all repositories available
+    List,
     GitInit(GitInitArgs),
     GitUploadPack(GitUploadPackArgs),
     GitReceivePack(GitReceivePackArgs),
-- 
cgit v1.2.3