Allow to add real guests

migration.sql

@@ -48,10 +48,10 @@ CREATE TABLE IF NOT EXISTS "trip" (
 );
 
 CREATE TABLE IF NOT EXISTS "user_trip" (
-	"user_id" INTEGER NOT NULL REFERENCES user(id),
+	"user_id" INTEGER REFERENCES user(id),
+	"user_note" text, -- only shown if user_id = none
 	"trip_details_id" INTEGER NOT NULL REFERENCES trip_details(id),
-	"created_at" text NOT NULL DEFAULT CURRENT_TIMESTAMP,
+	"created_at" text NOT NULL DEFAULT CURRENT_TIMESTAMP
-	CONSTRAINT unq UNIQUE (user_id, trip_details_id) -- allow user to participate only once for each trip
 );
 
 CREATE TABLE IF NOT EXISTS "log" (

src/model/planned_event.rs

@@ -37,11 +37,12 @@ pub struct PlannedEventWithUserAndTriptype {
 }
 
 //TODO: move to appropriate place
-#[derive(Serialize)]
+#[derive(Serialize, Debug)]
 pub struct Registration {
     pub name: String,
     pub registered_at: String,
     pub is_guest: bool,
+    pub is_real_guest: bool,
 }
 
 impl PlannedEvent {
@@ -120,29 +121,40 @@ INNER JOIN trip_details ON planned_event.trip_details_id = trip_details.id",
 
     async fn get_all_cox(&self, db: &SqlitePool) -> Vec<Registration> {
         //TODO: switch to join
-        sqlx::query_as!(
+        sqlx::query!(
-            Registration,
             "
 SELECT
     (SELECT name FROM user WHERE cox_id = id) as name,
     (SELECT created_at FROM user WHERE cox_id = id) as registered_at,
-    (SELECT is_guest FROM user WHERE cox_id = id) as is_guest
+    (SELECT is_guest FROM user WHERE cox_id = id) as is_guest,
+    0 as is_real_guest
 FROM trip WHERE planned_event_id = ?
         ",
             self.id
         )
         .fetch_all(db)
         .await
-        .unwrap() //Okay, as PlannedEvent can only be created with proper DB backing
+        .unwrap()
+        .into_iter()
+        .map(|r| Registration {
+            name: r.name,
+            registered_at: r.registered_at,
+            is_guest: r.is_guest,
+            is_real_guest: r.is_real_guest == 1,
+        })
+        .collect() //Okay, as PlannedEvent can only be created with proper DB backing
     }
 
     async fn get_all_rower(&self, db: &SqlitePool) -> Vec<Registration> {
         //TODO: switch to join
-        sqlx::query_as!(
+        sqlx::query!(
-            Registration,
             "
 SELECT
-    (SELECT name FROM user WHERE user_trip.user_id = user.id) as name, 
+    CASE 
+        WHEN user_id IS NOT NULL THEN (SELECT name FROM user WHERE user_trip.user_id = user.id)
+        ELSE user_note
+    END as name,
+    user_id IS NULL as is_real_guest,
     (SELECT created_at FROM user WHERE user_trip.user_id = user.id) as registered_at,
     (SELECT is_guest FROM user WHERE user_trip.user_id = user.id) as is_guest
 FROM user_trip WHERE trip_details_id = (SELECT trip_details_id FROM planned_event WHERE id = ?)
@@ -151,7 +163,15 @@ FROM user_trip WHERE trip_details_id = (SELECT trip_details_id FROM planned_even
         )
         .fetch_all(db)
         .await
-        .unwrap() //Okay, as PlannedEvent can only be created with proper DB backing
+        .unwrap()
+        .into_iter()
+        .map(|r| Registration {
+            name: r.name.unwrap(),
+            registered_at: r.registered_at,
+            is_guest: r.is_guest,
+            is_real_guest: r.is_real_guest == 1,
+        })
+        .collect()
     }
 
     //TODO: add tests

src/model/trip.rs

@@ -126,11 +126,14 @@ WHERE day=?
     }
 
     async fn get_all_rower(&self, db: &SqlitePool) -> Vec<Registration> {
-        sqlx::query_as!(
+        sqlx::query!(
-            Registration,
             "
 SELECT
-    (SELECT name FROM user WHERE user_trip.user_id = user.id) as name,
+    CASE 
+        WHEN user_id IS NOT NULL THEN (SELECT name FROM user WHERE user_trip.user_id = user.id)
+        ELSE user_note
+    END as name,
+    user_id IS NULL as is_real_guest,
     (SELECT created_at FROM user WHERE user_trip.user_id = user.id) as registered_at,
     (SELECT is_guest FROM user WHERE user_trip.user_id = user.id) as is_guest
 FROM user_trip WHERE trip_details_id = (SELECT trip_details_id FROM trip WHERE id = ?)",
@@ -138,7 +141,15 @@ FROM user_trip WHERE trip_details_id = (SELECT trip_details_id FROM trip WHERE i
         )
         .fetch_all(db)
         .await
-        .unwrap() //Okay, as Trip can only be created with proper DB backing
+        .unwrap()
+        .into_iter()
+        .map(|r| Registration {
+            name: r.name.unwrap(),
+            registered_at: r.registered_at,
+            is_guest: r.is_guest,
+            is_real_guest: r.is_real_guest == 1,
+        })
+        .collect()
     }
 
     /// Cox decides to update own trip.
@@ -497,7 +508,9 @@ mod test {
             .unwrap();
         let user = User::find_by_name(&pool, "rower".into()).await.unwrap();
 
-        UserTrip::create(&pool, &user, &trip_details).await.unwrap();
+        UserTrip::create(&pool, &user, &trip_details, None)
+            .await
+            .unwrap();
 
         let result = trip
             .delete(&pool, &cox)

src/model/tripdetails.rs

@@ -1,3 +1,4 @@
+use crate::model::user::User;
 use chrono::NaiveDate;
 use rocket::FromForm;
 use serde::{Deserialize, Serialize};
@@ -89,6 +90,91 @@ ORDER BY day;",
             .map(|a| NaiveDate::parse_from_str(&a, "%Y-%m-%d").unwrap())
             .collect()
     }
+    pub(crate) async fn user_is_rower(&self, db: &SqlitePool, user: &User) -> bool {
+        //check if cox if planned_event
+        let is_rower = sqlx::query!(
+            "SELECT count(*) as amount
+            FROM user_trip 
+            WHERE trip_details_id = ? AND user_id = ?",
+            self.id,
+            user.id
+        )
+        .fetch_one(db)
+        .await
+        .unwrap();
+        is_rower.amount > 0
+    }
+
+    async fn belongs_to_event(&self, db: &SqlitePool) -> bool {
+        let amount = sqlx::query!(
+            "SELECT count(*) as amount
+            FROM planned_event
+            WHERE trip_details_id = ?",
+            self.id,
+        )
+        .fetch_one(db)
+        .await
+        .unwrap();
+        amount.amount > 0
+    }
+
+    pub(crate) async fn user_allowed_to_change(&self, db: &SqlitePool, user: &User) -> bool {
+        if self.belongs_to_event(db).await {
+            return user.is_admin;
+        } else {
+            return self.user_is_cox(db, user).await != CoxAtTrip::No;
+        }
+    }
+
+    pub(crate) async fn user_is_cox(&self, db: &SqlitePool, user: &User) -> CoxAtTrip {
+        //check if cox if planned_event
+        let is_cox = sqlx::query!(
+            "SELECT count(*) as amount
+            FROM trip 
+            WHERE planned_event_id = (
+                SELECT id FROM planned_event WHERE trip_details_id = ?
+            ) 
+            AND cox_id = ?",
+            self.id,
+            user.id
+        )
+        .fetch_one(db)
+        .await
+        .unwrap();
+        if is_cox.amount > 0 {
+            return CoxAtTrip::Yes(Action::Helping);
+        }
+
+        //check if cox if own event
+        let is_cox = sqlx::query!(
+            "SELECT count(*) as amount
+            FROM trip 
+            WHERE trip_details_id = ? 
+            AND cox_id = ?",
+            self.id,
+            user.id
+        )
+        .fetch_one(db)
+        .await
+        .unwrap();
+        if is_cox.amount > 0 {
+            return CoxAtTrip::Yes(Action::Own);
+        }
+
+        CoxAtTrip::No
+    }
+}
+
+#[derive(PartialEq, Debug)]
+pub(crate) enum CoxAtTrip {
+    No,
+    Yes(Action),
+}
+
+#[derive(PartialEq, Debug)]
+pub(crate) enum Action {
+    Helping,
+    Own,
 }
 
 #[cfg(test)]

src/model/usertrip.rs

@@ -1,6 +1,7 @@
 use sqlx::SqlitePool;
 
 use super::{tripdetails::TripDetails, user::User};
+use crate::model::tripdetails::{Action, CoxAtTrip::Yes};
 
 pub struct UserTrip {}
 
@@ -9,6 +10,7 @@ impl UserTrip {
         db: &SqlitePool,
         user: &User,
         trip_details: &TripDetails,
+        user_note: Option<String>,
     ) -> Result<(), UserTripError> {
         if trip_details.is_full(db).await {
             return Err(UserTripError::EventAlreadyFull);
@@ -22,65 +24,75 @@ impl UserTrip {
             return Err(UserTripError::GuestNotAllowedForThisEvent);
         }
 
-        //TODO: Check if user sees the event (otherwise she could forge trip_details_id
+        //TODO: Check if user sees the event (otherwise she could forge trip_details_id)
 
-        //check if cox if own event
+        let is_cox = trip_details.user_is_cox(db, user).await;
-        let is_cox = sqlx::query!(
+        if user_note.is_none() {
-            "SELECT count(*) as amount
+            if let Yes(action) = is_cox {
-            FROM trip 
+                match action {
-            WHERE trip_details_id = ? 
+                    Action::Helping => return Err(UserTripError::AlreadyRegisteredAsCox),
-            AND cox_id = ?",
+                    Action::Own => return Err(UserTripError::CantRegisterAtOwnEvent),
-            trip_details.id,
+                };
-            user.id
-        )
-        .fetch_one(db)
-        .await
-        .unwrap();
-        if is_cox.amount > 0 {
-            return Err(UserTripError::CantRegisterAtOwnEvent);
             }
 
-        //TODO: can probably move to trip.rs?
+            if trip_details.user_is_rower(db, user).await {
-        //check if cox if planned_event
+                return Err(UserTripError::AlreadyRegistered);
-        let is_cox = sqlx::query!(
-            "SELECT count(*) as amount
-            FROM trip 
-            WHERE planned_event_id = (
-                SELECT id FROM planned_event WHERE trip_details_id = ?
-            ) 
-            AND cox_id = ?",
-            trip_details.id,
-            user.id
-        )
-        .fetch_one(db)
-        .await
-        .unwrap();
-        if is_cox.amount > 0 {
-            return Err(UserTripError::AlreadyRegisteredAsCox);
             }
 
-        match sqlx::query!(
+            sqlx::query!(
                 "INSERT INTO user_trip (user_id, trip_details_id) VALUES(?, ?)",
                 user.id,
-            trip_details.id
+                trip_details.id,
             )
             .execute(db)
             .await
-        {
+            .unwrap();
-            Ok(_) => Ok(()),
+        } else {
-            Err(_) => Err(UserTripError::AlreadyRegistered),
+            if !trip_details.user_allowed_to_change(db, user).await {
+                return Err(UserTripError::NotAllowedToAddGuest);
             }
+            sqlx::query!(
+                "INSERT INTO user_trip (user_note, trip_details_id) VALUES(?, ?)",
+                user_note,
+                trip_details.id,
+            )
+            .execute(db)
+            .await
+            .unwrap();
+        }
+
+        Ok(())
     }
 
     pub async fn delete(
         db: &SqlitePool,
         user: &User,
         trip_details: &TripDetails,
+        name: Option<String>,
     ) -> Result<(), UserTripDeleteError> {
         if trip_details.is_locked {
             return Err(UserTripDeleteError::DetailsLocked);
         }
 
+        if let Some(name) = name {
+            if !trip_details.user_allowed_to_change(db, user).await {
+                return Err(UserTripDeleteError::NotAllowedToDeleteGuest);
+            }
+
+            if sqlx::query!(
+                "DELETE FROM user_trip WHERE user_note = ? AND trip_details_id = ?",
+                name,
+                trip_details.id
+            )
+            .execute(db)
+            .await
+            .unwrap()
+            .rows_affected()
+                == 0
+            {
+                return Err(UserTripDeleteError::GuestNotParticipating);
+            }
+        } else {
             let _ = sqlx::query!(
                 "DELETE FROM user_trip WHERE user_id = ? AND trip_details_id = ?",
                 user.id,
@@ -89,7 +101,7 @@ impl UserTrip {
             .execute(db)
             .await
             .unwrap();
-
+        }
         Ok(())
     }
 }
@@ -102,11 +114,14 @@ pub enum UserTripError {
     DetailsLocked,
     CantRegisterAtOwnEvent,
     GuestNotAllowedForThisEvent,
+    NotAllowedToAddGuest,
 }
 
 #[derive(Debug, PartialEq)]
 pub enum UserTripDeleteError {
     DetailsLocked,
+    GuestNotParticipating,
+    NotAllowedToDeleteGuest,
 }
 
 #[cfg(test)]
@@ -130,7 +145,9 @@ mod test {
 
         let trip_details = TripDetails::find_by_id(&pool, 1).await.unwrap();
 
-        UserTrip::create(&pool, &user, &trip_details).await.unwrap();
+        UserTrip::create(&pool, &user, &trip_details, None)
+            .await
+            .unwrap();
     }
 
     #[sqlx::test]
@@ -143,12 +160,14 @@ mod test {
 
         let trip_details = TripDetails::find_by_id(&pool, 1).await.unwrap();
 
-        UserTrip::create(&pool, &user, &trip_details).await.unwrap();
+        UserTrip::create(&pool, &user, &trip_details, None)
-        UserTrip::create(&pool, &user2, &trip_details)
+            .await
+            .unwrap();
+        UserTrip::create(&pool, &user2, &trip_details, None)
             .await
             .unwrap();
 
-        let result = UserTrip::create(&pool, &user3, &trip_details)
+        let result = UserTrip::create(&pool, &user3, &trip_details, None)
             .await
             .expect_err("Expect registration to fail because trip is already full");
 
@@ -162,9 +181,11 @@ mod test {
         let user = User::find_by_name(&pool, "cox".into()).await.unwrap();
         let trip_details = TripDetails::find_by_id(&pool, 1).await.unwrap();
 
-        UserTrip::create(&pool, &user, &trip_details).await.unwrap();
+        UserTrip::create(&pool, &user, &trip_details, None)
+            .await
+            .unwrap();
 
-        let result = UserTrip::create(&pool, &user, &trip_details)
+        let result = UserTrip::create(&pool, &user, &trip_details, None)
             .await
             .expect_err("Expect registration to fail because user is same as responsible cox");
 
@@ -179,7 +200,7 @@ mod test {
 
         let trip_details = TripDetails::find_by_id(&pool, 2).await.unwrap();
 
-        let result = UserTrip::create(&pool, &user, &trip_details)
+        let result = UserTrip::create(&pool, &user, &trip_details, None)
             .await
             .expect_err("Expect registration to fail because user is same as responsible cox");
 
@@ -196,12 +217,11 @@ mod test {
             .try_into()
             .unwrap();
 
-        let trip_details = TripDetails::find_by_id(&pool, 1).await.unwrap();
         let planned_event = PlannedEvent::find_by_id(&pool, 1).await.unwrap();
-
         Trip::new_join(&pool, &cox, &planned_event).await.unwrap();
 
-        let result = UserTrip::create(&pool, &cox, &trip_details)
+        let trip_details = TripDetails::find_by_id(&pool, 1).await.unwrap();
+        let result = UserTrip::create(&pool, &cox, &trip_details, None)
             .await
             .expect_err("Expect registration to fail because user is already registered as cox");
 
@@ -216,7 +236,7 @@ mod test {
 
         let trip_details = TripDetails::find_by_id(&pool, 1).await.unwrap();
 
-        let result = UserTrip::create(&pool, &user, &trip_details)
+        let result = UserTrip::create(&pool, &user, &trip_details, None)
             .await
             .expect_err("Not allowed for guests");
 

src/tera/mod.rs

@@ -46,13 +46,18 @@ async fn index(db: &State<SqlitePool>, user: User, flash: Option<FlashMessage<'_
     Template::render("index", context.into_json())
 }
 
-#[get("/join/<trip_details_id>")]
+#[get("/join/<trip_details_id>?<user_note>")]
-async fn join(db: &State<SqlitePool>, trip_details_id: i64, user: User) -> Flash<Redirect> {
+async fn join(
+    db: &State<SqlitePool>,
+    trip_details_id: i64,
+    user: User,
+    user_note: Option<String>,
+) -> Flash<Redirect> {
     let Some(trip_details) = TripDetails::find_by_id(db, trip_details_id).await else {
         return Flash::error(Redirect::to("/"), "Trip_details do not exist.");
     };
 
-    match UserTrip::create(db, &user, &trip_details).await {
+    match UserTrip::create(db, &user, &trip_details, user_note).await {
         Ok(_) => {
             Log::create(
                 db,
@@ -81,6 +86,10 @@ async fn join(db: &State<SqlitePool>, trip_details_id: i64, user: User) -> Flash
             Redirect::to("/"),
             "Bei dieser Ausfahrt können leider keine Gäste mitfahren.",
         ),
+        Err(UserTripError::NotAllowedToAddGuest) => Flash::error(
+            Redirect::to("/"),
+            "Du darfst keine Gäste hinzufügen.",
+        ),
         Err(UserTripError::DetailsLocked) => Flash::error(
             Redirect::to("/"),
             "Das Boot ist bereits eingeteilt. Bitte kontaktiere den Schiffsführer (Nummern siehe Signalgruppe) falls du dich doch abmelden willst.",
@@ -88,13 +97,18 @@ async fn join(db: &State<SqlitePool>, trip_details_id: i64, user: User) -> Flash
     }
 }
 
-#[get("/remove/<trip_details_id>")]
+#[get("/remove/<trip_details_id>/<name>")]
-async fn remove(db: &State<SqlitePool>, trip_details_id: i64, user: User) -> Flash<Redirect> {
+async fn remove_guest(
+    db: &State<SqlitePool>,
+    trip_details_id: i64,
+    user: User,
+    name: String,
+) -> Flash<Redirect> {
     let Some(trip_details) = TripDetails::find_by_id(db, trip_details_id).await else {
         return Flash::error(Redirect::to("/"), "TripDetailsId does not exist");
     };
 
-    match UserTrip::delete(db, &user, &trip_details).await {
+    match UserTrip::delete(db, &user, &trip_details, Some(name)).await {
         Ok(_) => {
             Log::create(
                 db,
@@ -119,6 +133,50 @@ async fn remove(db: &State<SqlitePool>, trip_details_id: i64, user: User) -> Fla
 
             Flash::error(Redirect::to("/"), "Das Boot ist bereits eingeteilt. Bitte kontaktiere den Schiffsführer (Nummern siehe Signalgruppe) falls du dich doch abmelden willst.")
         }
+        Err(UserTripDeleteError::GuestNotParticipating) => {
+            Flash::error(Redirect::to("/"), "Gast nicht angemeldet.")
+        }
+        Err(UserTripDeleteError::NotAllowedToDeleteGuest) => Flash::error(
+            Redirect::to("/"),
+            "Keine Berechtigung um den Gast zu entfernen.",
+        ),
+    }
+}
+
+#[get("/remove/<trip_details_id>")]
+async fn remove(db: &State<SqlitePool>, trip_details_id: i64, user: User) -> Flash<Redirect> {
+    let Some(trip_details) = TripDetails::find_by_id(db, trip_details_id).await else {
+        return Flash::error(Redirect::to("/"), "TripDetailsId does not exist");
+    };
+
+    match UserTrip::delete(db, &user, &trip_details, None).await {
+        Ok(_) => {
+            Log::create(
+                db,
+                format!(
+                    "User {} unregistered for trip_details.id={}",
+                    user.name, trip_details_id
+                ),
+            )
+            .await;
+
+            Flash::success(Redirect::to("/"), "Erfolgreich abgemeldet!")
+        }
+        Err(UserTripDeleteError::DetailsLocked) => {
+            Log::create(
+                db,
+                format!(
+                    "User {} tried to unregister for locked trip_details.id={}",
+                    user.name, trip_details_id
+                ),
+            )
+            .await;
+
+            Flash::error(Redirect::to("/"), "Das Boot ist bereits eingeteilt. Bitte kontaktiere den Schiffsführer (Nummern siehe Signalgruppe) falls du dich doch abmelden willst.")
+        }
+        Err(_) => {
+            panic!("Not possible to be here");
+        }
     }
 }
 
@@ -135,7 +193,7 @@ pub struct Config {
 
 pub fn config(rocket: Rocket<Build>) -> Rocket<Build> {
     rocket
-        .mount("/", routes![index, join, remove])
+        .mount("/", routes![index, join, remove, remove_guest])
         .mount("/auth", auth::routes())
         .mount("/log", log::routes())
         .mount("/stat", stat::routes())

templates/includes/macros.html.tera

@@ -103,7 +103,7 @@
 	</div>
 {% endmacro alert %}
 
-{% macro box(participants, empty_seats='', header='Freie Plätze:', text='Keine Ruderer angemeldet', bg='primary-600', color='white') %}
+{% macro box(participants, empty_seats='', header='Freie Plätze:', text='Keine Ruderer angemeldet', bg='primary-600', color='white', trip_details_id='', allow_removing=false) %}
 	<div class="text-{{ color }} bg-{{ bg }} text-center p-1 mt-1 rounded-t-md">{{ header }}
 		{{ empty_seats }}</div>
 	<div class="p-2 border border-t-0 border-{{ bg }} mb-4 rounded-b-md">
@@ -111,7 +111,13 @@
 			{% for rower in participants %}
 				{{ rower.name }}
 				{% if rower.is_guest %}
+					<small class="text-gray-600">(Scheckbuch)</small>
+				{% endif %}
+				{% if rower.is_real_guest %}
 					<small class="text-gray-600">(Gast)</small>
+					{% if allow_removing %}
+				  	<a href="/remove/{{ trip_details_id }}/{{ rower.name }}" class="btn btn-attention btn-fw">Abmelden</a>
+					{% endif %}
 				{% endif %}
 				<span class="hidden">(angemeldet seit
 					{{ rower.registered_at }})</span><br/>

templates/index.html.tera

@@ -115,10 +115,18 @@
 												{# --- START List Rowers --- #}
 												{% if planned_event.max_people > 0 %}
 													{% set amount_cur_rower = planned_event.rower | length %}
-													{{ macros::box(participants=planned_event.rower, empty_seats=planned_event.max_people - amount_cur_rower, bg='primary-100', color='black') }}
+													{{ macros::box(participants=planned_event.rower, empty_seats=planned_event.max_people - amount_cur_rower, bg='primary-100', color='black', trip_details_id=planned_event.trip_details_id, allow_removing=loggedin_user.is_admin) }}
 												{% endif %}
 												{# --- END List Rowers --- #}
 
+													{% if loggedin_user.is_admin %}
+														<form action="/join/{{ planned_event.trip_details_id }}" method="get" />
+															{{ macros::input(label='Gast', name='user_note', type='text', required=true) }}
+															<input value="Gast hinzufügen" class="btn btn-primary" type="submit"/>
+														</form>
+													{% endif %}
+
+
 												{% if planned_event.allow_guests %}
 													<div class="text-primary-900 bg-primary-50 text-center p-1 mb-4">Gäste willkommen!</div>
 												{% endif %}
@@ -213,7 +221,13 @@
 													{{ macros::box(participants=trip.rower,bg='[#f43f5e]',header='Absage') }}
 												{% else %}
 													{% set amount_cur_rower = trip.rower | length %}
-													{{ macros::box(participants=trip.rower, empty_seats=trip.max_people - amount_cur_rower, bg='primary-100', color='black') }}
+													{{ macros::box(participants=trip.rower, empty_seats=trip.max_people - amount_cur_rower, bg='primary-100', color='black', trip_details_id=trip.trip_details_id, allow_removing=loggedin_user.id == trip.cox_id) }}
+													{% if trip.cox_id == loggedin_user.id %}
+														<form action="/join/{{ trip.trip_details_id }}" method="get" />
+															{{ macros::input(label='Gast', name='user_note', type='text', required=true) }}
+															<input value="Gast hinzufügen" class="btn btn-primary" type="submit"/>
+														</form>
+													{% endif %}
 												{% endif %}
 
 												{# --- START Edit Form --- #}