feat(trait): add emailprovider to match async architecture (#7)

* Also update mod to fix all isues in providers folder

Cargo.toml

@@ -20,6 +20,9 @@ tokio = { version = "1", features = ["full"] }
 config = "0.14.0"
 serde_yaml = "0.9.34+deprecated"
 
+# HTTP calls
+reqwest = "0.12.9"
+
 # Logging
 tracing = "0.1.26"
 

src/providers/mailgun.rs

@@ -1,8 +1,10 @@
+use axum::async_trait;
 use reqwest::Client;
 use serde::Deserialize;
 
-use crate::providers::EmailNotification;
 use crate::providers::errors::ProviderError;
+use crate::providers::notifications::EmailNotification;
+use crate::providers::providers::EmailProvider;
 
 #[derive(Debug, Deserialize, Clone)]
 pub struct MailgunConfig {
@@ -26,7 +28,10 @@ impl MailgunProvider {
     async fn send_email(&self, notification: &EmailNotification) -> Result<(), ProviderError> {
         let url = format!(
             "{}/v3/{}/messages",
-            self.config.base_url.clone().unwrap_or_else(|| "https://api.mailgun.net".to_string()),
+            self.config
+                .base_url
+                .clone()
+                .unwrap_or_else(|| "https://api.mailgun.net".to_string()),
             self.config.domain
         );
 
@@ -57,4 +62,11 @@ impl MailgunProvider {
             )))
         }
     }
-}
+}
+
+#[async_trait]
+impl EmailProvider for MailgunProvider {
+    async fn send(&self, notification: EmailNotification) -> Result<(), ProviderError> {
+        self.send_email(&notification).await
+    }
+}

src/providers/mod.rs

@@ -1,9 +1,4 @@
-use serde:: {Serialize, Deserialize};
-
-#[derive(Debug, Serialize, Deserialize, Clone)]
-pub struct EmailNotification {
-    pub from: String,
-    pub to: String,
-    pub subject: String,
-    pub body: String,
-}
+mod errors;
+mod mailgun;
+mod notifications;
+mod providers;

src/providers/notifications.rs

@@ -0,0 +1,9 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize, Clone)]
+pub struct EmailNotification {
+    pub from: String,
+    pub to: String,
+    pub subject: String,
+    pub body: String,
+}

src/providers/providers.rs

@@ -0,0 +1,9 @@
+use axum::async_trait;
+
+use crate::providers::errors::ProviderError;
+use crate::providers::notifications::EmailNotification;
+
+#[async_trait]
+pub trait EmailProvider {
+    async fn send(&self, notification: EmailNotification) -> Result<(), ProviderError>;
+}