Rewrite in Rust

1 files changed, 31 insertions, 0 deletions

diff --git a/src/model/frequency.rs b/src/model/frequency.rs
new file mode 100644
index 0000000..bb83e27
--- /dev/null
+++ b/src/model/frequency.rs
@@ -0,0 +1,31 @@
+use serde::{Deserialize, Serialize};
+use std::{fmt, str};
+
+#[derive(Debug, Clone, Copy, Serialize, Deserialize, PartialEq, sqlx::Type)]
+pub enum Frequency {
+    Punctual,
+    Monthly,
+}
+
+impl fmt::Display for Frequency {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Frequency::Punctual => write!(f, "Punctual"),
+            Frequency::Monthly => write!(f, "Monthly"),
+        }
+    }
+}
+
+pub struct ParseFrequencyError;
+
+impl str::FromStr for Frequency {
+    type Err = ParseFrequencyError;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s {
+            "Punctual" => Ok(Frequency::Punctual),
+            "Monthly" => Ok(Frequency::Monthly),
+            _ => Err(ParseFrequencyError {}),
+        }
+    }
+}