Add help and version flags with external files

4 files changed, 39 insertions, 1 deletions

diff --git a/help.txt b/help.txt
new file mode 100644
index 0000000..5145e46
--- /dev/null
+++ b/help.txt
@@ -0,0 +1,27 @@
+Chaos Billing (cobill) - A CLI bill splitting tool
+
+SYNOPSIS
+    cobill [--help | --version]
+    cobill <command> [<args>]
+
+COMMANDS
+    add     Add a new bill item
+    clear   Clear all bill items
+    edit    Edit bills using a text editor
+    ls      List all bills or show optimized split result
+
+EDITOR SHORTCUTS
+    vi      Edit bills with vi
+    vim     Edit bills with vim
+    nvim    Edit bills with neovim
+    helix   Edit bills with helix
+    nano    Edit bills with nano
+
+EXAMPLES
+    cobill add -p 100 -r "Dinner" -f Alice Bob
+    cobill ls --optimize
+    cobill edit
+    cobill clear
+
+SEE ALSO
+    For detailed help, run `cobill --help`
diff --git a/src/cli.rs b/src/cli.rs
index 71936cc..a62d41c 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -1,4 +1,4 @@
-use std::{fs::create_dir_all, io::ErrorKind, path::PathBuf};
+use std::{fs::create_dir_all, io::ErrorKind, path::PathBuf, process::exit};
 
 use mingling::{
     AnyOutput, Groupped, ShellContext, Suggest, SuggestItem,
@@ -21,6 +21,16 @@ use crate::{
 pub async fn entry() {
     let mut program = ThisProgram::new();
 
+    if program.pick_global_flag(["-v", "--version"]) {
+        println!("{}", include_str!("../version.txt").trim());
+        exit(0)
+    }
+
+    if program.pick_global_flag(["-h", "--help"]) {
+        println!("{}", include_str!("../help.txt").trim());
+        exit(0)
+    }
+
     // Add Completion
     program.with_dispatcher(CompletionDispatcher);
 
diff --git a/tmp.md b/tmp.md
deleted file mode 100644
index e69de29..0000000
--- a/tmp.md
+++ /dev/null
diff --git a/version.txt b/version.txt
new file mode 100644
index 0000000..db798f3
--- /dev/null
+++ b/version.txt
@@ -0,0 +1 @@
+Chaos Billing v0.1.0 - By Weicao-CatilGrass