use spacetimedb::{Identity, ReducerContext, Table, rand::Rng, reducer, table};

use jong::tile::Tile;

#[table(name = player, public)]
pub struct Player {
    #[primary_key]
    identity: Identity,
    name: Option<String>,
    host: bool,
}

#[table(name = wall)]
pub struct Wall {
    tiles: Vec<Tile>,
}

#[reducer(init)]
pub fn init(_ctx: &ReducerContext) {
    // Called when the module is initially published
}

#[reducer(client_connected)]
pub fn identity_connected(_ctx: &ReducerContext) {
    // Called everytime a new client connects
}

#[reducer(client_disconnected)]
pub fn identity_disconnected(_ctx: &ReducerContext) {
    // Called everytime a client disconnects
}

#[reducer]
pub fn set_name(ctx: &ReducerContext, name: String) -> Result<(), String> {
    if name.is_empty() {
        return Err("names must not be empty".into());
    }
    if let Some(player) = ctx.db.player().identity().find(ctx.sender) {
        ctx.db.player().identity().update(Player {
            name: Some(name),
            ..player
        });
        Ok(())
    } else {
        Err("Cannot set name for unknown user".into())
    }
}

#[reducer]
pub fn shuffle_wall(ctx: &ReducerContext) {
    let mut rng = ctx.rng();
    let mut tiles: Vec<Tile> = todo();
    
    // rng.fill();
    // let tiles = rng.sh;
    
    ctx.db.wall().insert(Wall {tiles});
}

// #[reducer]
// pub fn add(ctx: &ReducerContext, name: String) {
// ctx.db.player().insert(Player { name });
// }

// #[reducer]
// pub fn say_hello(ctx: &ReducerContext) {
//     for person in ctx.db.person().iter() {
//         log::info!("Hello, {}!", person.name);
//     }
//     log::info!("Hello, World!");
// }