# get.rs - source
Source of the Rust file `src/api/v1/notifications/get.rs`.
Keywords: rust, rustlang, rust-lang

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    /*
    * Copyright (C) 2021  Aravinth Manivannan <realaravinth@batsense.net>
    *
    * This program is free software: you can redistribute it and/or modify
    * it under the terms of the GNU Affero General Public License as
    * published by the Free Software Foundation, either version 3 of the
    * License, or (at your option) any later version.
    *
    * This program is distributed in the hope that it will be useful,
    * but WITHOUT ANY WARRANTY; without even the implied warranty of
    * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    * GNU Affero General Public License for more details.
    *
    * You should have received a copy of the GNU Affero General Public License
    * along with this program.  If not, see <https://www.gnu.org/licenses/>.
    */

    use actix_identity::Identity;
    use actix_web::{HttpResponse, Responder};
    use serde::{Deserialize, Serialize};
    use sqlx::types::time::OffsetDateTime;

    use crate::errors::*;
    use crate::AppData;

    pub struct Notification {
        pub name: Option<String>,
        pub heading: Option<String>,
        pub message: Option<String>,
        pub received: Option<OffsetDateTime>,
        pub id: Option<i32>,
    }

    #[derive(Deserialize, Serialize)]
    pub struct NotificationResp {
        pub name: String,
        pub heading: String,
        pub message: String,
        pub received: i64,
        pub id: i32,
    }

    impl From<Notification> for NotificationResp {
        fn from(n: Notification) -> Self {
            NotificationResp {
                name: n.name.unwrap(),
                heading: n.heading.unwrap(),
                received: n.received.unwrap().unix_timestamp(),
                id: n.id.unwrap(),
                message: n.message.unwrap(),
            }
        }
    }

    /// route handler that gets all unread notifications
    #[my_codegen::get(
        path = "crate::V1_API_ROUTES.notifications.get",
        wrap = "crate::CheckLogin"
    )]
    pub async fn get_notification(
        data: AppData,
        id: Identity,
    ) -> ServiceResult<impl Responder> {
        let receiver = id.identity().unwrap();
        // TODO handle error where payload.to doesnt exist

        let mut notifications = runner::get_notification(&data, &receiver).await?;
        let resp: Vec<NotificationResp> = notifications
            .drain(0..)
            .map(|x| {
                let y: NotificationResp = x.into();
                y
            })
            .collect();

        Ok(HttpResponse::Ok().json(resp))
    }

    pub mod runner {
        use super::*;
        pub async fn get_notification(
            data: &AppData,
            receiver: &str,
        ) -> ServiceResult<Vec<Notification>> {
            // TODO handle error where payload.to doesnt exist

            let notifications = sqlx::query_file_as!(
                Notification,
                "src/api/v1/notifications/get_all_unread.sql",
                &receiver
            )
            .fetch_all(&data.db)
            .await?;

            Ok(notifications)
        }
    }

    #[cfg(test)]
    mod tests {
        use actix_web::http::StatusCode;
        use actix_web::test;

        use super::*;
        use crate::api::v1::notifications::add::AddNotification;
        use crate::tests::*;
        use crate::*;

        #[actix_rt::test]
        async fn notification_get_works() {
            const NAME1: &str = "notifuser12";
            const NAME2: &str = "notiuser22";
            const PASSWORD: &str = "longpassworddomain";
            const EMAIL1: &str = "testnotification12@a.com";
            const EMAIL2: &str = "testnotification22@a.com";
            const HEADING: &str = "testing notifications get";
            const MESSAGE: &str = "testing notifications get message";

            {
                let data = Data::new().await;
                delete_user(NAME1, &data).await;
                delete_user(NAME2, &data).await;
            }

            register_and_signin(NAME1, EMAIL1, PASSWORD).await;
            register_and_signin(NAME2, EMAIL2, PASSWORD).await;
            let (data, _creds, signin_resp) = signin(NAME1, PASSWORD).await;
            let (_data, _creds2, signin_resp2) = signin(NAME2, PASSWORD).await;
            let cookies = get_cookie!(signin_resp);
            let cookies2 = get_cookie!(signin_resp2);
            let app = get_app!(data).await;

            let msg = AddNotification {
                to: NAME2.into(),
                heading: HEADING.into(),
                message: MESSAGE.into(),
            };

            let send_notification_resp = test::call_service(
                &app,
                post_request!(&msg, V1_API_ROUTES.notifications.add)
                    .cookie(cookies.clone())
                    .to_request(),
            )
            .await;
            assert_eq!(send_notification_resp.status(), StatusCode::OK);

            let get_notifications_resp = test::call_service(
                &app,
                test::TestRequest::get()
                    .uri(V1_API_ROUTES.notifications.get)
                    .cookie(cookies2.clone())
                    .to_request(),
            )
            .await;
            assert_eq!(get_notifications_resp.status(), StatusCode::OK);

            let mut notifications: Vec<NotificationResp> =
                test::read_body_json(get_notifications_resp).await;
            let notification = notifications.pop().unwrap();
            assert_eq!(notification.name, NAME1);
            assert_eq!(notification.message, MESSAGE);
            assert_eq!(notification.heading, HEADING);
        }
    }