Can create reservation requests

geneit_backend/src/controllers/accommodations_reservations_controller.rs

@@ -2,8 +2,69 @@ use crate::controllers::HttpResult;
 use crate::extractors::accommodation_extractor::FamilyAndAccommodationInPath;
 use crate::extractors::accommodation_reservation_extractor::FamilyAndAccommodationReservationInPath;
 use crate::extractors::family_extractor::FamilyInPath;
+use crate::models::NewAccommodationReservation;
 use crate::services::accommodations_reservations_service;
-use actix_web::HttpResponse;
+use crate::utils::time_utils::time;
+use actix_web::{web, HttpResponse};
+
+#[derive(serde::Deserialize)]
+pub struct CreateReservationQuery {
+    start: usize,
+    end: usize,
+}
+
+/// Create a reservation
+pub async fn create_reservation(
+    a: FamilyAndAccommodationInPath,
+    req: web::Json<CreateReservationQuery>,
+) -> HttpResult {
+    if !a.open_to_reservations {
+        return Ok(HttpResponse::ExpectationFailed()
+            .json("The accommodation is not open to reservations!"));
+    }
+
+    if (req.start as i64) < (time() as i64 - 3600 * 24 * 30) {
+        return Ok(HttpResponse::BadRequest().json("Start time is too far in the past!"));
+    }
+
+    if req.start > req.end {
+        return Ok(HttpResponse::BadRequest().json("End time happens before start time!"));
+    }
+
+    let existing = accommodations_reservations_service::get_reservations_for_time_interval(
+        a.id(),
+        req.start,
+        req.end,
+    )
+    .await?;
+
+    if existing.iter().any(|r| r.validated != Some(false)) {
+        return Ok(
+            HttpResponse::Conflict().json("This reservation is in conflict with another one!")
+        );
+    }
+
+    let mut reservation =
+        accommodations_reservations_service::create(&NewAccommodationReservation {
+            family_id: a.family_id().0,
+            accommodation_id: a.id().0,
+            user_id: a.membership().user_id().0,
+            time_create: time() as i64,
+            time_update: time() as i64,
+            reservation_start: req.start as i64,
+            reservation_end: req.end as i64,
+        })
+        .await?;
+
+    // Auto validate reservation if requested
+    if !a.need_validation {
+        reservation.validated = Some(true);
+
+        accommodations_reservations_service::update(&mut reservation).await?;
+    }
+
+    Ok(HttpResponse::Ok().json(reservation))
+}
 
 /// Get the reservations for a given accommodation
 pub async fn get_accommodation_reservations(a: FamilyAndAccommodationInPath) -> HttpResult {

geneit_backend/src/main.rs

@@ -236,7 +236,10 @@ async fn main() -> std::io::Result<()> {
                 "/family/{id}/accommodations/reservations/full_list",
                 web::get().to(accommodations_reservations_controller::full_list),
             )
-            // TODO : create
+            .route(
+                "/family/{id}/accommodations/reservations/accommodation/{accommodation_id}/create",
+                web::post().to(accommodations_reservations_controller::create_reservation),
+            )
             .route(
                 "/family/{id}/accommodations/reservation/{reservation_id}",
                 web::get().to(accommodations_reservations_controller::get_single),

geneit_backend/src/services/accommodations_reservations_service.rs

@@ -1,10 +1,42 @@
 use crate::connections::db_connection;
 use crate::models::{
     AccommodationID, AccommodationReservation, AccommodationReservationID, FamilyID,
+    NewAccommodationReservation,
 };
 use crate::schema::accommodations_reservations;
+use crate::utils::time_utils::time;
 use diesel::prelude::*;
 
+/// Create a new reservation
+pub async fn create(new: &NewAccommodationReservation) -> anyhow::Result<AccommodationReservation> {
+    db_connection::execute(|conn| {
+        let res: AccommodationReservation = diesel::insert_into(accommodations_reservations::table)
+            .values(new)
+            .get_result(conn)?;
+
+        Ok(res)
+    })
+}
+
+/// Update a reservation
+pub async fn update(r: &mut AccommodationReservation) -> anyhow::Result<()> {
+    r.time_update = time() as i64;
+
+    db_connection::execute(|conn| {
+        diesel::update(
+            accommodations_reservations::dsl::accommodations_reservations
+                .filter(accommodations_reservations::dsl::id.eq(r.id().0)),
+        )
+        .set((
+            accommodations_reservations::dsl::time_update.eq(r.time_update),
+            accommodations_reservations::dsl::validated.eq(r.validated),
+        ))
+        .execute(conn)
+    })?;
+
+    Ok(())
+}
+
 /// Get all the reservations of an accommodation
 pub async fn get_all_of_accommodation(
     id: AccommodationID,
@@ -33,3 +65,21 @@ pub async fn get_by_id(id: AccommodationReservationID) -> anyhow::Result<Accommo
             .get_result(conn)
     })
 }
+
+/// Get the reservations that are between a given interval of time for a given accommodation
+pub async fn get_reservations_for_time_interval(
+    id: AccommodationID,
+    start: usize,
+    end: usize,
+) -> anyhow::Result<Vec<AccommodationReservation>> {
+    db_connection::execute(|conn| {
+        accommodations_reservations::table
+            .filter(
+                accommodations_reservations::dsl::accommodation_id
+                    .eq(id.0)
+                    .and(accommodations_reservations::dsl::reservation_start.lt((end) as i64))
+                    .and(accommodations_reservations::dsl::reservation_end.gt((start) as i64)),
+            )
+            .get_results(conn)
+    })
+}