use crate::commands::{Command, RequestType};
use crate::context::Context;
use crate::Result;
use geoffrey_db::helper::load_location;
use geoffrey_models::models::locations::{Location, LocationDb};
use geoffrey_models::models::parameters::delete_params::DeleteParams;
use geoffrey_models::models::player::Player;
use geoffrey_models::models::response::api_error::GeoffreyAPIError;
use geoffrey_models::models::CommandLevel;
use std::sync::Arc;

pub struct Delete {}

impl Command for Delete {
    type Req = DeleteParams;
    type Resp = Location;

    fn command_name() -> String {
        "delete".to_string()
    }

    fn request_type() -> RequestType {
        RequestType::POST
    }

    fn command_level() -> CommandLevel {
        CommandLevel::REGISTERED
    }

    fn run_command(ctx: Arc<Context>, req: &Self::Req, user: Option<Player>) -> Result<Self::Resp> {
        let user = user.unwrap();
        let filter = regex::Regex::new(format!(r"(?i)^{}$", req.location).as_str()).unwrap();

        let location: LocationDb = ctx
            .db
            .filter(|_, loc: &LocationDb| {
                filter.is_match(&loc.name) && loc.owners().contains(&user.id.unwrap())
            })?
            .next()
            .ok_or(GeoffreyAPIError::EntryNotFound)?;

        let location = load_location(&ctx.db, &location).map_err(GeoffreyAPIError::from)?;

        ctx.db.remove::<LocationDb>(location.id)?;

        Ok(location)
    }
}