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use serde_derive::{Deserialize, Serialize};

/// An enum representing the possible values of an `Token`'s `type` field.
#[derive(Copy, Clone, Debug, Deserialize, Serialize, Eq, PartialEq)]
#[serde(rename_all = "snake_case")]
pub enum TokenType {
    Account,
    BankAccount,
    Card,
    Pii,
}

impl TokenType {
    pub fn as_str(self) -> &'static str {
        match self {
            TokenType::Account => "account",
            TokenType::BankAccount => "bank_account",
            TokenType::Card => "card",
            TokenType::Pii => "pii",
        }
    }
}

impl AsRef<str> for TokenType {
    fn as_ref(&self) -> &str {
        self.as_str()
    }
}

impl std::fmt::Display for TokenType {
    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
        self.as_str().fmt(f)
    }
}