Add initial (#1)

src/mail.rs

@@ -0,0 +1,46 @@
+use crate::config::Config;
+use crate::rfd::Posts;
+use crate::rfd::Topic;
+use sendgrid::SGClient;
+use sendgrid::{Destination, Mail};
+
+const RFD_FORUMS_BASE_URL: &str = "https://forums.redflagdeals.com";
+
+pub fn send(topic: &Topic, posts: &Posts, config: &Config) {
+    let api_key = &config.sendgrid.api_key;
+    let sg = SGClient::new(api_key.to_string());
+
+    let html_message = format!(
+        "\
+    <b>First Posted:</b> {}
+    <br>
+    <b>DEALER:</b> {:?}
+    <br>
+    <b>DEAL:</b> {:?}
+    <br>
+    <b>POST:</b> {}\
+    <br>
+    <br>
+    <b>Body:</b> {}
+    ",
+        topic.post_time,
+        topic.offer.dealer_name,
+        topic.offer.url,
+        format!("{}/{}", RFD_FORUMS_BASE_URL, topic.web_path),
+        posts.posts[0].body,
+    );
+
+    let mail_info = Mail::new()
+        .add_to(Destination {
+            address: &config.sendgrid.mail_to,
+            name: "you",
+        })
+        .add_from(&config.sendgrid.mail_from)
+        .add_subject(&topic.title)
+        .add_html(&html_message);
+
+    match sg.send(mail_info) {
+        Err(err) => println!("Error: {}", err),
+        Ok(body) => println!("Response: {}", body),
+    };
+}