rust-discord-activity 0.3.0

A lightweight library to control Discord Rich Presence
Documentation
# Rust Discord Activity
_A lightweight Rust library to control Discord Rich Presence_

## Installation
Rust Discord Activity is available directly on [crates.io](https://crates.io/crates/rust-discord-activity):
`cargo add rust-discord-activity`

## How to use
1. Instantiate a new DiscordClient
2. Create your Activity and set desired data using provided structs 
3. Create a new Payload with your Activity 
4. Send your Payload through the DiscordClient

Et voilĂ  !

## Example
```rust
let mut client = DiscordClient::new("<application_id>");

let limg = Some(String::from("https://placehold.co/600x400/png"));
let simg = Some(String::from("https://placehold.co/200x100/png"));
let asset = Asset::new(limg, None, simg, None);
let now_in_millis = SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_millis();
let timestamp = Timestamp::new(Some(now_in_millis - 10000), None);

let party = Party::new(None, Some((2, 4)));
let mut button_vec = vec![];
button_vec.push(Button::new("First Button".into(), "https://google.com".into()));
button_vec.push(Button::new("Second Button".into(), "https://yahoo.com".into()));

let mut activity = Activity::new();

activity
    .set_state(Some("This is State".into()))
    .set_activity_type(Some(ActivityType::LISTENING))
    .set_details(Some("This is Details".parse().unwrap()))
    .set_timestamps(Some(timestamp))
    .set_assets(Some(asset))
    .set_party(Some(party))
    .set_instance(Some(true))
    .set_buttons(Some(button_vec));

let payload = Payload::new(EventName::Activity, EventData::Activity(activity));

let _ = client.send_payload(payload);

```

And voilĂ ! This sets-up a new Activity for the current Discord user:

<img alt="Discord Rich Presence" src="https://imgur.com/gf9pOen.png" width="300"/>

## Limitations
For the moment, the library only works with MacOS and local Discord application.

## Next Steps
- Write proper documentation for this library
- Write unit tests