use revolt_quark::models::User;
use revolt_quark::{Database, Error, Result};

use rocket::serde::json::Json;
use rocket::State;
use serde::{Deserialize, Serialize};

/// # User Lookup Information
#[derive(Serialize, Deserialize, JsonSchema)]
pub struct DataSendFriendRequest {
    username: String,
}

/// # Send Friend Request
///
/// Send a friend request to another user.
#[openapi(tag = "Relationships")]
#[post("/friend", data = "<data>")]
pub async fn req(
    db: &State<Database>,
    user: User,
    data: Json<DataSendFriendRequest>,
) -> Result<Json<User>> {
    let mut target = db.fetch_user_by_username(&data.username).await?;

    if user.bot.is_some() || target.bot.is_some() {
        return Err(Error::IsBot);
    }

    user.add_friend(db, &mut target).await?;
    Ok(Json(target.with_auto_perspective(db, &user).await))
}