From 1a57382fc77b50f81037cea3e81cc3fa951d800e Mon Sep 17 00:00:00 2001
From: Jia Chao <jiac13@chinaunicom.cn>
Date: Thu, 27 Jun 2024 11:03:58 +0800
Subject: [PATCH] =?UTF-8?q?=E2=80=9C=E5=AE=8C=E6=88=90=E5=91=BD=E4=BB=A4?=
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Signed-off-by: Jia Chao <jiac13@chinaunicom.cn>
---
 src/cli.rs  | 23 +++++++++++++++++++++++
 src/lib.rs  | 18 ++++++++++++++++++
 src/main.rs |  5 +++--
 3 files changed, 44 insertions(+), 2 deletions(-)
 create mode 100644 src/cli.rs
 create mode 100644 src/lib.rs

diff --git a/src/cli.rs b/src/cli.rs
new file mode 100644
index 0000000..9f24de5
--- /dev/null
+++ b/src/cli.rs
@@ -0,0 +1,23 @@
+use clap::Parser;
+
+// 构建命令行工具的结构体
+#[derive(Clone, Debug, Parser)]
+#[command(author, version, about, long_about = None)]
+pub struct Cli {
+    /// 输入的文件，应为 cvrf 格式的 xml
+    #[arg(short, long)]
+    pub input: String,
+
+    /// 可选项，将 cvrf 转换为 cusa 后输出到对应的文件中，格式为 json
+    #[arg(short, long)]
+    pub output: Option<String>,
+
+    /// 是否在终端打印转换后的 cusa 内容，若不指定输出文件，则输出至终端，
+    /// 在指定 output 后同时使用该选项，亦可同时输出至文件和终端
+    #[arg(short, long, default_value_t = false)]
+    pub print: bool,
+}
+
+pub fn parse() -> Cli {
+    Cli::parse()
+}
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..6189d8e
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,18 @@
+use cvrf_xmlparser::{
+    CVRF,
+    SaInfo as CUSA,
+};
+
+pub mod cli;
+
+/// 定义 crate::Error
+/// 大部分函数返回的错误
+pub type Error = Box<dyn std::error::Error + Send + Sync>;
+
+/// 定义 crate::Result
+pub type Result<T> = std::result::Result<T, Error>;
+
+pub fn cumain() -> Result<()> {
+    let cli = cli::parse();
+    Ok(())
+}
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..9bc4ebd 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,4 @@
-fn main() {
-    println!("Hello, world!");
+use cvrf2cusa::{cumain, Result};
+fn main() -> Result<()> {
+    cumain()
 }