feat: `-f/--file` take one value and no enter REPL (#399)

4 files changed, 35 insertions, 24 deletions

diff --git a/README.md b/README.md
index 8bcfbca..e847d8c 100644
--- a/README.md
+++ b/README.md
@@ -18,14 +18,14 @@ Chat REPL mode:
 
 - Support most of the LLM platforms
   - OpenAI: GPT3.5/GPT4 (paid, vision)
-  - Gemini (free, vision)
-  - Claude: (paid)
+  - Gemini: Gemini-1.0/Gemini-1.5 (free, vision)
+  - Claude: Claude3 (paid)
   - Mistral (paid)
   - Cohere (paid)
-  - OpenAI-Compatible (local)
+  - OpenAI-Compatible
   - Ollama (free, local)
   - Azure-OpenAI (paid)
-  - VertexAI: Gemini-1/Gemini-1.5 (paid, vision)
+  - VertexAI (paid, vision)
   - Ernie (paid)
   - Qianwen (paid, vision)
   - Moonshot (paid)
@@ -122,7 +122,7 @@ Options:
   -s, --session [<SESSION>]  Create or reuse a session
   -e, --execute              Execute commands using natural language
   -c, --code                 Generate only code
-  -f, --file <FILE>...       Attach files to the message to be sent
+  -f, --file <FILE>          Attach files to the message
   -H, --no-highlight         Disable syntax highlighting
   -S, --no-stream            No stream output
   -w, --wrap <WRAP>          Specify the text-wrapping mode (no, auto, <max-width>)
@@ -153,7 +153,7 @@ aichat -s session1 --info                       # Session info
 
 cat data.toml | aichat -c to json > data.json   # Pipe IO
 
-aichat --file a.png b.png -- diff images        # Attach files
+aichat --file a.png --file b.png diff images    # Attach files
 ```
 
 ### Shell commands
diff --git a/src/cli.rs b/src/cli.rs
index 0bab3e0..20192c8 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -21,9 +21,9 @@ pub struct Cli {
     /// Generate only code
     #[clap(short = 'c', long)]
     pub code: bool,
-    /// Attach files to the message to be sent
-    #[clap(short = 'f', long, num_args = 1.., value_name = "FILE")]
-    pub file: Option<Vec<String>>,
+    /// Attach files to the message
+    #[clap(short = 'f', long, value_name = "FILE")]
+    pub file: Vec<String>,
     /// Disable syntax highlighting
     #[clap(short = 'H', long)]
     pub no_highlight: bool,
diff --git a/src/main.rs b/src/main.rs
index 203cc61..d203710 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -87,18 +87,19 @@ fn main() -> Result<()> {
         return Ok(());
     }
     let text = aggregate_text(text)?;
+    let input = create_input(&config, text, &cli.file)?;
     if cli.execute {
-        match text {
-            Some(text) => {
-                execute(&config, &text)?;
+        match input {
+            Some(input) => {
+                execute(&config, input)?;
                 return Ok(());
             }
             None => bail!("No input text"),
         }
     }
     config.write().prelude()?;
-    if let Err(err) = match text {
-        Some(text) => start_directive(&config, &text, cli.file, cli.no_stream, cli.code),
+    if let Err(err) = match input {
+        Some(input) => start_directive(&config, input, cli.no_stream, cli.code),
         None => start_interactive(&config),
     } {
         let highlight = stderr().is_terminal() && config.read().highlight;
@@ -109,16 +110,10 @@ fn main() -> Result<()> {
 
 fn start_directive(
     config: &GlobalConfig,
-    text: &str,
-    include: Option<Vec<String>>,
+    input: Input,
     no_stream: bool,
     code_mode: bool,
 ) -> Result<()> {
-    let input = Input::new(
-        text,
-        include.unwrap_or_default(),
-        config.read().input_context(),
-    )?;
     let mut client = init_client(config)?;
     ensure_model_capabilities(client.as_mut(), input.required_capabilities())?;
     config.read().maybe_print_send_tokens(&input);
@@ -153,8 +148,7 @@ fn start_interactive(config: &GlobalConfig) -> Result<()> {
     repl.run()
 }
 
-fn execute(config: &GlobalConfig, text: &str) -> Result<()> {
-    let input = Input::from_str(text, config.read().input_context());
+fn execute(config: &GlobalConfig, input: Input) -> Result<()> {
     let client = init_client(config)?;
     config.read().maybe_print_send_tokens(&input);
     let mut eval_str = client.send_message(input.clone())?;
@@ -228,3 +222,20 @@ fn aggregate_text(text: Option<String>) -> Result<Option<String>> {
     };
     Ok(text)
 }
+
+fn create_input(
+    config: &GlobalConfig,
+    text: Option<String>,
+    file: &[String],
+) -> Result<Option<Input>> {
+    if text.is_none() && file.is_empty() {
+        return Ok(None);
+    }
+    let input_context = config.read().input_context();
+    let input = if file.is_empty() {
+        Input::from_str(&text.unwrap_or_default(), input_context)
+    } else {
+        Input::new(&text.unwrap_or_default(), file.to_vec(), input_context)?
+    };
+    Ok(Some(input))
+}
diff --git a/src/repl/mod.rs b/src/repl/mod.rs
index 339abe4..30be73b 100644
--- a/src/repl/mod.rs
+++ b/src/repl/mod.rs
@@ -234,7 +234,7 @@ impl Repl {
                         let input = Input::new(text, files, self.config.read().input_context())?;
                         self.ask(input)?;
                     }
-                    None => println!("Usage: .file <files>...[ -- <text>...]"),
+                    None => println!("Usage: .file <files>... [-- <text>...]"),
                 },
                 ".exit" => match args {
                     Some("role") => {