feat(email): add email verification

src/nnid/support.rs

@@ -0,0 +1,65 @@
+use rocket::{get, State, post, FromForm};
+use rocket::http::Status;
+use crate::Pool;
+use rocket::form::Form;
+use crate::email::send_verification_email;
+use crate::error::{Error, Errors};
+use chrono::Utc;
+
+const BAD_CODE_ERROR: Errors = Errors{
+    error: &[
+        Error{
+            code: "0116",
+            message: "Missing or invalid verification code"
+        }
+    ]
+};
+
+#[derive(FromForm)]
+struct ValidateEmailInput{
+    email: String,
+}
+#[post("/v1/api/support/validate/email", data="<data>")]
+pub async fn validate(data: Form<ValidateEmailInput>){
+    if let Err(e) = send_verification_email(&*data.email, 123456, "Andrea Test Username").await {
+        println!("Failed to send verification email: {e}");
+    }
+}
+
+#[get("/v1/api/support/email_confirmation/<pid>/<code>")]
+pub async fn verify_email(database: &State<Pool>, pid: i32, code: i32) -> Result<(), Errors<'static>> {
+    let db = database.inner();
+
+    let result = sqlx::query!(
+        "SELECT verification_code FROM users WHERE pid = $1",
+        pid
+    )
+        .fetch_optional(db)
+        .await;
+
+    let Ok(Some(record)) = result else {
+        return Err(BAD_CODE_ERROR);
+    };
+
+    if let Some(stored_code) = record.verification_code {
+        if stored_code == code {
+            // Set email_verified_since to NOW
+            let now = Utc::now().naive_utc();
+            let update_result = sqlx::query!(
+                "UPDATE users SET email_verified_since = $1 WHERE pid = $2",
+                now,
+                pid
+            )
+                .execute(db)
+                .await;
+
+            if update_result.is_err() {
+                return Err(BAD_CODE_ERROR); // fallback in case the update fails
+            }
+
+            return Ok(()); // Success
+        }
+    }
+
+    Err(BAD_CODE_ERROR)
+}