use crate::cli::{eval, err, ok, DEFAULT_PORT};
use anyhow::Result;
use clap::Parser;

#[derive(Parser)]
pub struct Args {
    /// View name: front | back | left | right | top | bottom | iso | home.
    pub view: String,
    #[arg(long, default_value_t = 5)]
    pub timeout_secs: u64,
    #[arg(long, default_value_t = DEFAULT_PORT)]
    pub port: u16,
}

pub fn run(args: Args) -> Result<()> {
    let v = args.view.trim().to_lowercase();
    if !matches!(
        v.as_str(),
        "front" | "back" | "left" | "right" | "top" | "bottom" | "iso" | "home"
    ) {
        err(format!("unknown view '{v}'"));
        return Err(anyhow::anyhow!("bad view"));
    }
    let code = format!(
        "return window.adomStep ? window.adomStep.setView({}) : {{ error: 'adomStep not loaded' }};",
        serde_json::to_string(&v).unwrap()
    );
    eval::eval_snippet(&code, args.timeout_secs, args.port, true)?;
    ok(format!("set view: {v}"));
    Ok(())
}