//! `comment <number> [body sources] [repo]` — post a comment on an
//! issue or PR.

use anyhow::Result;
use clap::Args as ClapArgs;
use serde_json::json;

use crate::body;
use crate::client::Client;
use crate::verbs::print_json;

#[derive(ClapArgs)]
pub struct Args {
    /// Issue or PR number.
    number: u64,
    /// Inline body text.
    #[arg(long, conflicts_with = "body_file")]
    body: Option<String>,
    /// Read body from a file. `-` means stdin.
    #[arg(long = "body-file")]
    body_file: Option<String>,
    /// Repo override.
    repo: Option<String>,
}

pub fn run(client: &Client, args: Args) -> Result<()> {
    let body = body::resolve_required(args.body.as_deref(), args.body_file.as_deref(), "comment")?;
    let repo = client.repo(args.repo.as_deref());
    let resp = client.post_json(
        &format!("/repos/{repo}/issues/{}/comments", args.number),
        &json!({ "body": body }),
    )?;
    print_json(&json!({
        "id": resp.get("id"),
        "url": resp.get("html_url"),
    }))
}