jong/jong-line/src/lib.rs
2026-03-05 00:26:27 -08:00

87 lines
2.3 KiB
Rust

#![feature(if_let_guard)]
use log::{debug, trace};
use spacetimedb::{ReducerContext, Table, reducer};
mod reducers;
mod tables;
use crate::tables::*;
#[reducer(client_connected)]
pub fn connect(ctx: &ReducerContext) -> Result<(), String> {
let player = if let Some(player) = ctx.db.logged_out_user().identity().find(ctx.sender()) {
let player = ctx.db.user().insert(player);
ctx.db.logged_out_user().identity().delete(ctx.sender());
player
} else {
debug!("inserting new user with identity {:?}", ctx.sender());
ctx.db.user().try_insert(User {
identity: ctx.sender(),
name: String::new(),
config_id: 0,
lobby_id: 0,
})?
};
debug!("user connected: {:?}", player);
Ok(())
}
#[reducer(client_disconnected)]
pub fn disconnect(ctx: &ReducerContext) -> Result<(), String> {
let user = ctx
.db
.user()
.identity()
.find(ctx.sender())
.ok_or_else(|| format!("can't find player {} to disconnect", ctx.sender()))?;
let user = ctx.db.logged_out_user().insert(user);
if !ctx.db.user().identity().delete(ctx.sender()) {
Err(format!("can't delete user: {user:?}"))?
}
debug!("user disconnected: {:?}", user);
Ok(())
}
// #[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]
// 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!");
// }
// #[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())
// }
// }