openlegends-server 0.3.0

OpenLegends Game Server
Documentation 
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pub mod error;
pub use error::Error;

pub const USERNAME_PATTERN: &str = r"^[\w]{2,64}$";

use regex::Regex;
use serde::{Deserialize, Serialize};

#[derive(Serialize, Deserialize, Debug)]
pub struct Data {
    username: String,
}

impl Data {
    pub fn build(username: String) -> Result<Self, Error> {
        match Regex::new(USERNAME_PATTERN) {
            Ok(regex) => {
                if regex.is_match(&username) {
                    Ok(Self { username })
                } else {
                    Err(Error::Username(USERNAME_PATTERN.to_string()))
                }
            }
            Err(e) => Err(Error::Regex(e)),
        }
    }

    pub fn to_json(&self) -> Result<String, Error> {
        match serde_json::to_string(&self) {
            Ok(json) => Ok(json),
            Err(e) => Err(Error::Json(e)),
        }
    }

    pub fn username(&self) -> &str {
        &self.username
    }
}