From 6fee83858272432f3bf59b66194e6b7773c46bbf Mon Sep 17 00:00:00 2001
From: HouXiaoxuan <Hou_Xiaoxuan@163.com>
Date: Sat, 16 Dec 2023 22:17:28 +0800
Subject: [PATCH] cli command

---
 Cargo.toml  |  3 ++-
 src/cli.rs  | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/main.rs |  3 ++-
 3 files changed, 61 insertions(+), 2 deletions(-)
 create mode 100644 src/cli.rs

diff --git a/Cargo.toml b/Cargo.toml
index aca5246..4df52ae 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,4 +7,5 @@ edition = "2021"
 
 [dependencies]
 sha1 = "0.10.6"
-hex = "0.4.3"
\ No newline at end of file
+hex = "0.4.3"
+clap = { version = "4.4.11", features = ["derive"] }
diff --git a/src/cli.rs b/src/cli.rs
new file mode 100644
index 0000000..91f6a2f
--- /dev/null
+++ b/src/cli.rs
@@ -0,0 +1,57 @@
+use clap::{Parser, Subcommand};
+
+/// Rust实现的简易版本的Git，用于学习Rust语言
+#[derive(Parser)]
+#[command(author, version, about, long_about = None)]
+struct Cli {
+    /// The subcommand to run.
+    #[clap(subcommand)]
+    command: Command,
+}
+
+#[derive(Subcommand)]
+enum Command {
+    /// 初始化仓库
+    Init,
+    /// 添加文件到暂存区
+    Add {
+        /// 要添加的文件
+        files: Vec<String>,
+    },
+    /// 删除文件
+    Rm {
+        /// 要删除的文件
+        files: Vec<String>,
+        /// flag 删除暂存区的文件
+        #[clap(long, action)]
+        cached: bool,
+    },
+    /// 提交暂存区的文件
+    Commit {
+        #[clap(short, long)]
+        message: String,
+
+        #[clap(long, action)]
+        allow_empty: bool,
+    },
+}
+pub fn handle_command() {
+    let cli = Cli::parse();
+    match cli.command {
+        Command::Init => {
+            println!("init");
+        }
+        Command::Add { files } => {
+            println!("add: {:?}", files);
+        }
+        Command::Rm { files, cached } => {
+            println!("rm: {:?}, cached= {}", files, cached);
+        }
+        Command::Commit {
+            message,
+            allow_empty,
+        } => {
+            println!("commit: {:?}, allow empty={:?}", message, allow_empty);
+        }
+    }
+}
diff --git a/src/main.rs b/src/main.rs
index 89e2949..3a6a223 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,6 @@
 use std::collections::HashMap;
 type Index = HashMap<String, bool>;
+mod cli;
 fn main() {
-    println!("Hello, world!");
+    cli::handle_command();
 }