cass.cityboundforest.com
A framework for the Godot engine to create TTRPG games for Advanced 5th Edition, Pathfinder 2nd Edition, and more
Got it to compile to a WASM, just compile it with the wasm32-unknown-unknown target
+6
-19
Cargo.toml
+6
-19
Cargo.toml
···
1
1
[package]
2
+
authors = ["Cass Forest"]
3
+
edition = "2024"
2
4
name = "dice-wire"
3
5
version = "0.1.0"
4
-
edition = "2024"
5
6
6
7
[lib]
7
-
crate-type = ["cdylib", "rlib"]
8
-
9
-
[features]
10
-
default = ["console_error_panic_hook"]
8
+
crate-type = ["cdylib"]
11
9
12
10
[dependencies]
13
-
wasm-bindgen = "0.2.84"
14
-
15
-
# The `console_error_panic_hook` crate provides better debugging of panics by
16
-
# logging them with `console.error`. This is great for development, but requires
17
-
# all the `std::fmt` and `std::panicking` infrastructure, so isn't great for
18
-
# code size when deploying.
19
-
console_error_panic_hook = { version = "0.1.7", optional = true }
20
-
21
-
[dev-dependencies]
22
-
wasm-bindgen-test = "0.3.34"
23
-
24
-
[profile.release]
25
-
# Tell `rustc` to optimize for small code size.
26
-
opt-level = "s"
11
+
rmp = "0.8.15"
12
+
rmpv = { version = "1.3.1", features = ["serde"] }
13
+
wasm-bindgen = "0.2.114"
+79
-6
src/lib.rs
+79
-6
src/lib.rs
···
1
-
mod utils;
2
-
1
+
use std::collections::HashMap;
3
2
use wasm_bindgen::prelude::*;
3
+
use rmpv::Value;
4
4
5
5
#[wasm_bindgen]
6
-
extern "C" {
7
-
fn alert(s: &str);
6
+
pub struct DiceWire {
7
+
hooks: Hooks
8
+
}
9
+
10
+
impl DiceWire {
11
+
pub fn new() -> Self {
12
+
Self {
13
+
hooks: Hooks::new()
14
+
}
15
+
}
16
+
}
17
+
18
+
#[wasm_bindgen]
19
+
pub struct Hooks {
20
+
events: HashMap<String, Vec<Hook>>
21
+
}
22
+
23
+
impl Hooks {
24
+
pub fn new() -> Self {
25
+
Self {
26
+
events: HashMap::new()
27
+
}
28
+
}
29
+
30
+
pub fn on<F>(&mut self, event: String, callback: F)
31
+
where
32
+
F: Fn(&Value) + 'static + Send + Sync
33
+
{
34
+
self.events.entry(event)
35
+
.or_insert_with(Vec::new)
36
+
.push(Hook::new(callback, false));
37
+
}
38
+
39
+
pub fn once<F>(&mut self, event: String, callback: F)
40
+
where
41
+
F: Fn(&Value) + 'static + Send + Sync
42
+
{
43
+
self.events.entry(event)
44
+
.or_insert_with(Vec::new)
45
+
.push(Hook::new(callback, true));
46
+
}
47
+
48
+
pub fn emit(&mut self, event: String, data: &Value) {
49
+
if let Some(event_list) = self.events.get_mut(&event) {
50
+
for event in event_list.iter_mut() {
51
+
event.call(data);
52
+
}
53
+
}
54
+
}
8
55
}
9
56
10
57
#[wasm_bindgen]
11
-
pub fn greet() {
12
-
alert("Hello, dice-wire!");
58
+
pub struct Hook {
59
+
func: Box<dyn Fn(&Value) -> () + Sync + Send>,
60
+
once: bool,
61
+
called: bool
62
+
}
63
+
64
+
impl Hook {
65
+
pub fn new<F>(callback: F, once: bool) -> Self
66
+
where
67
+
F: Fn(&Value) -> () + 'static + Send + Sync
68
+
{
69
+
Self {
70
+
func: Box::new(callback),
71
+
once,
72
+
called: false
73
+
}
74
+
}
75
+
76
+
pub fn call(&mut self, data: &Value) {
77
+
if self.once {
78
+
if !self.called {
79
+
(self.func)(data);
80
+
self.called = true;
81
+
}
82
+
} else {
83
+
(self.func)(data);
84
+
}
85
+
}
13
86
}
-10
src/utils.rs
-10
src/utils.rs
···
1
-
pub fn set_panic_hook() {
2
-
// When the `console_error_panic_hook` feature is enabled, we can call the
3
-
// `set_panic_hook` function at least once during initialization, and then
4
-
// we will get better error messages if our code ever panics.
5
-
//
6
-
// For more details see
7
-
// https://github.com/rustwasm/console_error_panic_hook#readme
8
-
#[cfg(feature = "console_error_panic_hook")]
9
-
console_error_panic_hook::set_once();
10
-
}