use serde::{Deserialize, Deserializer, Serialize, Serializer, de::Visitor};
use crate::models;
#[derive(Clone, Copy, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub enum TransactionType {
Charge,
Credit,
PromotionalCredit,
ReferralCredit,
Refund,
__Unknown(i64),
}
impl TransactionType {
pub fn as_i64(&self) -> i64 {
match self {
Self::Charge => 0,
Self::Credit => 1,
Self::PromotionalCredit => 2,
Self::ReferralCredit => 3,
Self::Refund => 4,
Self::__Unknown(v) => *v,
}
}
pub fn from_i64(value: i64) -> Self {
match value {
0 => Self::Charge,
1 => Self::Credit,
2 => Self::PromotionalCredit,
3 => Self::ReferralCredit,
4 => Self::Refund,
v => Self::__Unknown(v),
}
}
}
impl serde::Serialize for TransactionType {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
serializer.serialize_i64(self.as_i64())
}
}
impl<'de> serde::Deserialize<'de> for TransactionType {
fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
struct TransactionTypeVisitor;
impl Visitor<'_> for TransactionTypeVisitor {
type Value = TransactionType;
fn expecting(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
f.write_str("an integer")
}
fn visit_i64<E: serde::de::Error>(self, v: i64) -> Result<Self::Value, E> {
Ok(TransactionType::from_i64(v))
}
fn visit_u64<E: serde::de::Error>(self, v: u64) -> Result<Self::Value, E> {
Ok(TransactionType::from_i64(v as i64))
}
}
deserializer.deserialize_i64(TransactionTypeVisitor)
}
}
impl std::fmt::Display for TransactionType {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", self.as_i64())
}
}
impl Default for TransactionType {
fn default() -> TransactionType {
Self::Charge
}
}