adding api

api/.gitignore

@@ -0,0 +1,5 @@
+# Generated build artifacts
+/target
+
+# Rust backup files
+**/*.rs.bk

api/Cargo.toml

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+[package]
+name = "api"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+anyhow = "1"
+bcrypt = "0.15"
+chrono = { version = "0.4", features = ["serde"] }
+dotenvy = "0.15"
+jsonwebtoken = "9"
+rocket = { version = "0.5.0", features = ["json"] }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+sqlx = { version = "0.7", default-features = false, features = ["runtime-tokio", "postgres", "chrono", "macros", "migrate"] }
+thiserror = "1"
+tokio = { version = "1", features = ["macros", "rt-multi-thread"] }

api/migrations/20250101000000_enable_pg_trgm.sql

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+CREATE EXTENSION IF NOT EXISTS pg_trgm;

api/migrations/20250101000500_create_users.sql

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+CREATE TABLE IF NOT EXISTS users (
+    id SERIAL PRIMARY KEY,
+    username TEXT NOT NULL UNIQUE,
+    password_hash TEXT NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);

api/migrations/20250101001000_create_persons.sql

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+CREATE TABLE IF NOT EXISTS persons (
+    id SERIAL PRIMARY KEY,
+    name TEXT NOT NULL,
+    age INTEGER NOT NULL,
+    phone_number TEXT NOT NULL,
+    checked_in BOOLEAN NOT NULL DEFAULT FALSE,
+    inside BOOLEAN NOT NULL DEFAULT FALSE
+);
+
+CREATE INDEX IF NOT EXISTS idx_persons_name_trgm ON persons USING GIN (name gin_trgm_ops);
+CREATE INDEX IF NOT EXISTS idx_persons_phone_number ON persons (phone_number);

api/src/auth.rs

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+use crate::error::ApiError;
+use crate::AppState;
+use jsonwebtoken::{decode, encode, Algorithm, DecodingKey, EncodingKey, Header, Validation};
+use rocket::http::CookieJar;
+use rocket::request::{FromRequest, Outcome};
+use rocket::{async_trait, http::Status, Request, State};
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Claims {
+    pub sub: i32,
+    pub username: String,
+    pub exp: usize,
+    pub iat: usize,
+    pub iss: String,
+}
+
+#[derive(Debug, Clone)]
+pub struct AuthUser {
+    pub user_id: i32,
+    pub username: String,
+}
+
+pub fn generate_token(state: &AppState, user_id: i32, username: &str) -> Result<String, ApiError> {
+    let now = chrono::Utc::now();
+    let exp = now
+        .checked_add_signed(chrono::Duration::seconds(state.jwt_ttl_seconds))
+        .ok_or_else(|| ApiError::internal("Kunde inte skapa utgångstid för token."))?;
+
+    let claims = Claims {
+        sub: user_id,
+        username: username.to_string(),
+        exp: exp.timestamp() as usize,
+        iat: now.timestamp() as usize,
+        iss: state.jwt_issuer.clone(),
+    };
+
+    let header = Header::new(Algorithm::HS256);
+    encode(
+        &header,
+        &claims,
+        &EncodingKey::from_secret(state.jwt_secret.as_bytes()),
+    )
+    .map_err(|e| {
+        eprintln!("Failed to encode JWT: {e:?}");
+        ApiError::internal("Misslyckades att skapa token.")
+    })
+}
+
+#[async_trait]
+impl<'r> FromRequest<'r> for AuthUser {
+    type Error = ApiError;
+
+    async fn from_request(request: &'r Request<'_>) -> Outcome<Self, Self::Error> {
+        let state_outcome = request.guard::<&State<AppState>>().await;
+        let state = match state_outcome {
+            Outcome::Success(state) => state,
+            Outcome::Error((status, _)) => {
+                return Outcome::Error((
+                    status,
+                    ApiError::internal("Kunde inte läsa applikationsstatus."),
+                ));
+            }
+            Outcome::Forward(_) => {
+                return Outcome::Error((
+                    Status::InternalServerError,
+                    ApiError::internal("Kunde inte läsa applikationsstatus."),
+                ));
+            }
+        };
+
+        let jar_outcome = request.guard::<&CookieJar>().await;
+        let jar = match jar_outcome {
+            Outcome::Success(jar) => jar,
+            Outcome::Error((status, _)) => {
+                return Outcome::Error((status, ApiError::internal("Kunde inte läsa cookies.")));
+            }
+            Outcome::Forward(_) => {
+                return Outcome::Error((
+                    Status::Unauthorized,
+                    ApiError::unauthorized("Ingen åtkomsttoken hittades."),
+                ));
+            }
+        };
+
+        let cookie = match jar.get(&state.cookie_name) {
+            Some(cookie) => cookie,
+            None => {
+                return Outcome::Error((
+                    Status::Unauthorized,
+                    ApiError::unauthorized("Inloggning krävs."),
+                ));
+            }
+        };
+
+        let token = cookie.value();
+
+        let mut validation = Validation::new(Algorithm::HS256);
+        validation.validate_exp = true;
+        validation.set_issuer(&[state.jwt_issuer.clone()]);
+
+        match decode::<Claims>(
+            token,
+            &DecodingKey::from_secret(state.jwt_secret.as_bytes()),
+            &validation,
+        ) {
+            Ok(data) => Outcome::Success(AuthUser {
+                user_id: data.claims.sub,
+                username: data.claims.username,
+            }),
+            Err(err) => {
+                eprintln!("JWT decode error: {err:?}");
+                Outcome::Error((
+                    Status::Unauthorized,
+                    ApiError::unauthorized("Ogiltig eller utgången session."),
+                ))
+            }
+        }
+    }
+}

api/src/config.rs

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+use std::env;
+
+use thiserror::Error;
+
+#[derive(Debug, Error)]
+pub enum ConfigError {
+    #[error("Saknar miljövariabel: {0}")]
+    MissingEnv(String),
+}
+
+#[derive(Debug, Clone)]
+pub struct AppConfig {
+    pub database_url: String,
+    pub database_max_connections: u32,
+    pub jwt_secret: String,
+    pub jwt_issuer: String,
+    pub jwt_ttl_seconds: i64,
+    pub cookie_name: String,
+    pub cookie_secure: bool,
+    pub admin_username: String,
+    pub admin_password: String,
+}
+
+impl AppConfig {
+    pub fn from_env() -> Result<Self, ConfigError> {
+        let database_url = env::var("DATABASE_URL")
+            .map_err(|_| ConfigError::MissingEnv("DATABASE_URL".to_string()))?;
+        let jwt_secret = env::var("JWT_SECRET")
+            .map_err(|_| ConfigError::MissingEnv("JWT_SECRET".to_string()))?;
+
+        let database_max_connections = env::var("DATABASE_MAX_CONNECTIONS")
+            .ok()
+            .and_then(|v| v.parse::<u32>().ok())
+            .unwrap_or(10);
+
+        let jwt_issuer = env::var("JWT_ISSUER").unwrap_or_else(|_| "vbytes-api".to_string());
+        let jwt_ttl_seconds = env::var("JWT_TTL_SECONDS")
+            .ok()
+            .and_then(|v| v.parse::<i64>().ok())
+            .unwrap_or(24 * 60 * 60);
+
+        let cookie_name = env::var("JWT_COOKIE_NAME").unwrap_or_else(|_| "auth_token".to_string());
+        let cookie_secure = env::var("JWT_COOKIE_SECURE")
+            .ok()
+            .map(|v| v.to_lowercase())
+            .map(|v| matches!(v.as_str(), "true" | "1" | "yes"))
+            .unwrap_or(false);
+
+        let admin_username = env::var("ADMIN_USERNAME").unwrap_or_else(|_| "admin".to_string());
+        let admin_password = env::var("ADMIN_PASSWORD").unwrap_or_else(|_| "admin123".to_string());
+
+        Ok(Self {
+            database_url,
+            database_max_connections,
+            jwt_secret,
+            jwt_issuer,
+            jwt_ttl_seconds,
+            cookie_name,
+            cookie_secure,
+            admin_username,
+            admin_password,
+        })
+    }
+}

api/src/error.rs

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+use rocket::http::{ContentType, Status};
+use rocket::response::{Responder, Response};
+use rocket::Request;
+use serde::Serialize;
+use std::io::Cursor;
+
+#[derive(Debug, Serialize)]
+pub struct ErrorResponse {
+    pub message: String,
+}
+
+#[derive(Debug)]
+pub struct ApiError {
+    pub status: Status,
+    pub message: String,
+}
+
+impl ApiError {
+    pub fn new(status: Status, message: impl Into<String>) -> Self {
+        Self {
+            status,
+            message: message.into(),
+        }
+    }
+
+    pub fn unauthorized(message: impl Into<String>) -> Self {
+        Self::new(Status::Unauthorized, message)
+    }
+
+    pub fn bad_request(message: impl Into<String>) -> Self {
+        Self::new(Status::BadRequest, message)
+    }
+
+    pub fn not_found(message: impl Into<String>) -> Self {
+        Self::new(Status::NotFound, message)
+    }
+
+    pub fn internal(message: impl Into<String>) -> Self {
+        Self::new(Status::InternalServerError, message)
+    }
+}
+
+impl<'r> Responder<'r, 'static> for ApiError {
+    fn respond_to(self, _: &'r Request<'_>) -> rocket::response::Result<'static> {
+        let payload = ErrorResponse {
+            message: self.message,
+        };
+
+        let body = serde_json::to_string(&payload)
+            .unwrap_or_else(|_| "{\"message\":\"Ett oväntat fel inträffade.\"}".to_string());
+
+        let mut response = Response::new();
+        response.set_status(self.status);
+        response.set_header(ContentType::JSON);
+        response.set_sized_body(body.len(), Cursor::new(body));
+        Ok(response)
+    }
+}
+
+impl From<sqlx::Error> for ApiError {
+    fn from(err: sqlx::Error) -> Self {
+        eprintln!("Database error: {err:?}");
+        ApiError::internal("Databasfel.")
+    }
+}
+
+impl From<bcrypt::BcryptError> for ApiError {
+    fn from(err: bcrypt::BcryptError) -> Self {
+        eprintln!("bcrypt error: {err:?}");
+        ApiError::internal("Misslyckades att bearbeta lösenord.")
+    }
+}
+
+impl From<jsonwebtoken::errors::Error> for ApiError {
+    fn from(err: jsonwebtoken::errors::Error) -> Self {
+        eprintln!("JWT error: {err:?}");
+        ApiError::internal("Tokenfel.")
+    }
+}

api/src/lib.rs

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+

api/src/main.rs

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+mod auth;
+mod config;
+mod error;
+mod models;
+mod seed;
+
+use auth::{generate_token, AuthUser};
+use config::AppConfig;
+use error::ApiError;
+use models::{
+    LoginRequest, LoginResponse, NewPersonRequest, Person, PersonActionResponse, PersonResponse,
+    PersonsResponse, User,
+};
+use rocket::http::{Cookie, CookieJar, SameSite, Status};
+use rocket::serde::json::Json;
+use rocket::time::Duration;
+use rocket::{get, post, routes, State};
+use sqlx::postgres::PgPoolOptions;
+use sqlx::{PgPool, QueryBuilder};
+
+pub struct AppState {
+    pub db: PgPool,
+    pub jwt_secret: String,
+    pub jwt_issuer: String,
+    pub jwt_ttl_seconds: i64,
+    pub cookie_name: String,
+    pub cookie_secure: bool,
+}
+
+#[rocket::main]
+async fn main() -> Result<(), rocket::Error> {
+    dotenvy::dotenv().ok();
+    let config = AppConfig::from_env().expect("Kunde inte läsa konfiguration");
+
+    let pool = PgPoolOptions::new()
+        .max_connections(config.database_max_connections)
+        .connect(&config.database_url)
+        .await
+        .expect("Kunde inte ansluta till databasen");
+
+    sqlx::migrate!()
+        .run(&pool)
+        .await
+        .expect("Misslyckades att köra migrationer");
+
+    seed::run(&pool, &config.admin_username, &config.admin_password)
+        .await
+        .expect("Misslyckades att seed:a databasen");
+
+    let state = AppState {
+        db: pool.clone(),
+        jwt_secret: config.jwt_secret,
+        jwt_issuer: config.jwt_issuer,
+        jwt_ttl_seconds: config.jwt_ttl_seconds,
+        cookie_name: config.cookie_name,
+        cookie_secure: config.cookie_secure,
+    };
+
+    let rocket = rocket::build()
+        .manage(state)
+        .mount("/", routes![healthz, login, logout])
+        .mount(
+            "/persons",
+            routes![
+                search_persons,
+                list_checked_in,
+                checkin_person,
+                checkout_person,
+                mark_inside,
+                mark_outside,
+                create_person
+            ],
+        );
+
+    rocket.launch().await?;
+    Ok(())
+}
+
+#[get("/healthz")]
+fn healthz() -> &'static str {
+    "ok"
+}
+
+#[post("/login", data = "<payload>")]
+async fn login(
+    cookies: &CookieJar<'_>,
+    state: &State<AppState>,
+    payload: Json<LoginRequest>,
+) -> Result<Json<LoginResponse>, ApiError> {
+    let username = payload.username.trim();
+    let password = payload.password.trim();
+
+    if username.is_empty() || password.is_empty() {
+        return Err(ApiError::bad_request("Användarnamn och lösenord krävs."));
+    }
+
+    let user = sqlx::query_as::<_, User>(
+        r#"
+        SELECT id, username, password_hash, created_at
+        FROM users
+        WHERE username = $1
+        "#,
+    )
+    .bind(username)
+    .fetch_optional(&state.db)
+    .await?
+    .ok_or_else(|| ApiError::unauthorized("Felaktigt användarnamn eller lösenord."))?;
+
+    let valid = bcrypt::verify(password, &user.password_hash)
+        .map_err(|_| ApiError::unauthorized("Felaktigt användarnamn eller lösenord."))?;
+
+    if !valid {
+        return Err(ApiError::unauthorized(
+            "Felaktigt användarnamn eller lösenord.",
+        ));
+    }
+
+    let token = generate_token(state.inner(), user.id, &user.username)?;
+
+    let mut cookie = Cookie::new(state.cookie_name.clone(), token);
+    cookie.set_http_only(true);
+    cookie.set_same_site(Some(SameSite::Lax));
+    cookie.set_path("/".to_string());
+    cookie.set_max_age(Duration::seconds(state.inner().jwt_ttl_seconds));
+    if state.cookie_secure {
+        cookie.set_secure(true);
+    }
+
+    cookies.add(cookie);
+
+    Ok(Json(LoginResponse {
+        username: user.username,
+    }))
+}
+
+#[post("/logout")]
+fn logout(cookies: &CookieJar<'_>, state: &State<AppState>) -> Status {
+    let mut cookie = Cookie::new(state.cookie_name.clone(), String::new());
+    cookie.set_http_only(true);
+    cookie.set_same_site(Some(SameSite::Lax));
+    cookie.set_path("/".to_string());
+    if state.cookie_secure {
+        cookie.set_secure(true);
+    }
+
+    cookies.remove(cookie);
+    Status::NoContent
+}
+
+#[get("/search?<q>")]
+async fn search_persons(
+    _user: AuthUser,
+    state: &State<AppState>,
+    q: &str,
+) -> Result<Json<PersonsResponse>, ApiError> {
+    let query = q.trim();
+    if query.is_empty() {
+        return Err(ApiError::bad_request("Söktext krävs."));
+    }
+
+    let like_pattern = format!("%{}%", query);
+    let id_value = query.parse::<i32>().ok();
+
+    let persons = if let Some(id) = id_value {
+        sqlx::query_as::<_, Person>(
+            r#"
+            SELECT id, name, age, phone_number, checked_in, inside
+            FROM persons
+            WHERE name ILIKE $1
+               OR phone_number ILIKE $1
+               OR id = $2
+            ORDER BY name
+            LIMIT 100
+            "#,
+        )
+        .bind(&like_pattern)
+        .bind(id)
+        .fetch_all(&state.db)
+        .await?
+    } else {
+        sqlx::query_as::<_, Person>(
+            r#"
+            SELECT id, name, age, phone_number, checked_in, inside
+            FROM persons
+            WHERE name ILIKE $1
+               OR phone_number ILIKE $1
+            ORDER BY name
+            LIMIT 100
+            "#,
+        )
+        .bind(&like_pattern)
+        .fetch_all(&state.db)
+        .await?
+    };
+
+    let persons = persons.into_iter().map(PersonResponse::from).collect();
+    Ok(Json(PersonsResponse { persons }))
+}
+
+#[get("/checked-in?<q>&<status>&<checked>")]
+async fn list_checked_in(
+    _user: AuthUser,
+    state: &State<AppState>,
+    q: Option<&str>,
+    status: Option<&str>,
+    checked: Option<&str>,
+) -> Result<Json<PersonsResponse>, ApiError> {
+    let inside_filter = match status.map(|s| s.trim().to_lowercase()) {
+        Some(value) if value.is_empty() || value == "all" => None,
+        Some(value) if value == "inside" => Some(true),
+        Some(value) if value == "outside" => Some(false),
+        Some(_) => return Err(ApiError::bad_request("Ogiltigt statusvärde.")),
+        None => None,
+    };
+
+    let checked_filter = match checked.map(|s| s.trim().to_lowercase()) {
+        Some(value) if value.is_empty() || value == "all" => None,
+        Some(value) if value == "true" || value == "checked" || value == "in" => Some(true),
+        Some(value) if value == "false" || value == "unchecked" || value == "out" => Some(false),
+        Some(_) => return Err(ApiError::bad_request("Ogiltigt filter för incheckning.")),
+        None => None,
+    };
+
+    let search_term = q
+        .map(|raw| raw.trim())
+        .filter(|trimmed| !trimmed.is_empty())
+        .map(|trimmed| trimmed.to_string());
+    let like_pattern = search_term.as_ref().map(|s| format!("%{}%", s));
+    let id_value = search_term.as_ref().and_then(|s| s.parse::<i32>().ok());
+
+    let mut qb = QueryBuilder::<sqlx::Postgres>::new(
+        "SELECT id, name, age, phone_number, checked_in, inside FROM persons",
+    );
+
+    let mut first_condition = true;
+    let mut append_condition = |qb: &mut QueryBuilder<sqlx::Postgres>| {
+        if first_condition {
+            qb.push(" WHERE ");
+            first_condition = false;
+        } else {
+            qb.push(" AND ");
+        }
+    };
+
+    if let Some(checked) = checked_filter {
+        append_condition(&mut qb);
+        qb.push("checked_in = ").push_bind(checked);
+    }
+
+    if let Some(inside) = inside_filter {
+        append_condition(&mut qb);
+        qb.push("inside = ").push_bind(inside);
+    }
+
+    if let Some(like) = like_pattern.as_ref() {
+        append_condition(&mut qb);
+        qb.push("(");
+        qb.push("name ILIKE ").push_bind(like);
+        qb.push(" OR phone_number ILIKE ").push_bind(like);
+        if let Some(id) = id_value {
+            qb.push(" OR id = ").push_bind(id);
+        }
+        qb.push(")");
+    }
+
+    if let Some(id) = id_value {
+        qb.push(" ORDER BY CASE WHEN id = ")
+            .push_bind(id)
+            .push(" THEN 0 ELSE 1 END, id, name");
+    } else {
+        qb.push(" ORDER BY id, name");
+    }
+    if like_pattern.is_some() {
+        qb.push(" LIMIT 1000");
+    }
+
+    let persons = qb.build_query_as::<Person>().fetch_all(&state.db).await?;
+
+    let persons = persons.into_iter().map(PersonResponse::from).collect();
+    Ok(Json(PersonsResponse { persons }))
+}
+
+#[post("/<id>/checkin")]
+async fn checkin_person(
+    _user: AuthUser,
+    state: &State<AppState>,
+    id: i32,
+) -> Result<Json<PersonActionResponse>, ApiError> {
+    update_checked_in(state, id, true).await
+}
+
+#[post("/<id>/checkout")]
+async fn checkout_person(
+    _user: AuthUser,
+    state: &State<AppState>,
+    id: i32,
+) -> Result<Json<PersonActionResponse>, ApiError> {
+    update_checked_in(state, id, false).await
+}
+
+#[post("/<id>/inside")]
+async fn mark_inside(
+    _user: AuthUser,
+    state: &State<AppState>,
+    id: i32,
+) -> Result<Json<PersonActionResponse>, ApiError> {
+    update_inside(state, id, true).await
+}
+
+#[post("/<id>/outside")]
+async fn mark_outside(
+    _user: AuthUser,
+    state: &State<AppState>,
+    id: i32,
+) -> Result<Json<PersonActionResponse>, ApiError> {
+    update_inside(state, id, false).await
+}
+
+#[post("/", data = "<payload>")]
+async fn create_person(
+    _user: AuthUser,
+    state: &State<AppState>,
+    payload: Json<NewPersonRequest>,
+) -> Result<Json<PersonActionResponse>, ApiError> {
+    let name = payload.name.trim();
+    if name.is_empty() {
+        return Err(ApiError::bad_request("Namn får inte vara tomt."));
+    }
+
+    if payload.age < 0 {
+        return Err(ApiError::bad_request("Ålder måste vara noll eller högre."));
+    }
+
+    let phone_number = payload.phone_number.trim();
+    if phone_number.is_empty() {
+        return Err(ApiError::bad_request("Telefonnummer krävs."));
+    }
+
+    let age = payload.age;
+    let checked_in = payload.checked_in.unwrap_or(false);
+    let inside = payload.inside.unwrap_or(false);
+
+    let person = match payload.id {
+        Some(id) => sqlx::query_as::<_, Person>(
+            r#"
+                INSERT INTO persons (id, name, age, phone_number, checked_in, inside)
+                VALUES ($1, $2, $3, $4, $5, $6)
+                RETURNING id, name, age, phone_number, checked_in, inside
+                "#,
+        )
+        .bind(id)
+        .bind(name)
+        .bind(age)
+        .bind(phone_number)
+        .bind(checked_in)
+        .bind(inside)
+        .fetch_one(&state.db)
+        .await
+        .map_err(|err| map_db_error(err, "Kunde inte skapa person"))?,
+        None => sqlx::query_as::<_, Person>(
+            r#"
+                INSERT INTO persons (name, age, phone_number, checked_in, inside)
+                VALUES ($1, $2, $3, $4, $5)
+                RETURNING id, name, age, phone_number, checked_in, inside
+                "#,
+        )
+        .bind(name)
+        .bind(age)
+        .bind(phone_number)
+        .bind(checked_in)
+        .bind(inside)
+        .fetch_one(&state.db)
+        .await
+        .map_err(|err| map_db_error(err, "Kunde inte skapa person"))?,
+    };
+
+    Ok(Json(PersonActionResponse {
+        person: person.into(),
+    }))
+}
+
+async fn update_checked_in(
+    state: &State<AppState>,
+    id: i32,
+    value: bool,
+) -> Result<Json<PersonActionResponse>, ApiError> {
+    let person = sqlx::query_as::<_, Person>(
+        r#"
+        UPDATE persons
+        SET checked_in = $2,
+            inside = $2
+        WHERE id = $1
+        RETURNING id, name, age, phone_number, checked_in, inside
+        "#,
+    )
+    .bind(id)
+    .bind(value)
+    .fetch_optional(&state.db)
+    .await?;
+
+    match person {
+        Some(person) => Ok(Json(PersonActionResponse {
+            person: person.into(),
+        })),
+        None => Err(ApiError::not_found("Personen hittades inte.")),
+    }
+}
+
+async fn update_inside(
+    state: &State<AppState>,
+    id: i32,
+    value: bool,
+) -> Result<Json<PersonActionResponse>, ApiError> {
+    let person = sqlx::query_as::<_, Person>(
+        r#"
+        UPDATE persons
+        SET inside = $2
+        WHERE id = $1
+          AND checked_in = TRUE
+        RETURNING id, name, age, phone_number, checked_in, inside
+        "#,
+    )
+    .bind(id)
+    .bind(value)
+    .fetch_optional(&state.db)
+    .await?;
+
+    match person {
+        Some(person) => Ok(Json(PersonActionResponse {
+            person: person.into(),
+        })),
+        None => {
+            let checked =
+                sqlx::query_scalar::<_, bool>("SELECT checked_in FROM persons WHERE id = $1")
+                    .bind(id)
+                    .fetch_optional(&state.db)
+                    .await?;
+
+            match checked {
+                Some(_) => Err(ApiError::bad_request(
+                    "Personen måste vara incheckad för att uppdatera inne/ute.",
+                )),
+                None => Err(ApiError::not_found("Personen hittades inte.")),
+            }
+        }
+    }
+}
+
+fn map_db_error(err: sqlx::Error, context: &str) -> ApiError {
+    if let sqlx::Error::Database(db_err) = &err {
+        if let Some(code) = db_err.code() {
+            if code == "23505" {
+                return ApiError::bad_request(
+                    "Krock i databasen – kontrollera id eller telefonnummer.",
+                );
+            }
+        }
+        eprintln!("Database error ({}): {:?}", context, db_err);
+        return ApiError::internal("Databasfel.");
+    }
+
+    eprintln!("Database error ({}): {:?}", context, err);
+    ApiError::internal("Databasfel.")
+}

api/src/models.rs

@@ -0,0 +1,86 @@
+use rocket::serde::{Deserialize, Serialize};
+use sqlx::FromRow;
+
+#[derive(Debug, FromRow)]
+pub struct User {
+    pub id: i32,
+    pub username: String,
+    pub password_hash: String,
+    pub created_at: chrono::DateTime<chrono::Utc>,
+}
+
+#[derive(Debug, FromRow)]
+pub struct Person {
+    pub id: i32,
+    pub name: String,
+    pub age: i32,
+    pub phone_number: String,
+    pub checked_in: bool,
+    pub inside: bool,
+}
+
+#[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
+pub struct LoginRequest {
+    pub username: String,
+    pub password: String,
+}
+
+#[derive(Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
+pub struct LoginResponse {
+    pub username: String,
+}
+
+#[derive(Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
+pub struct PersonResponse {
+    pub id: i32,
+    pub name: String,
+    pub age: i32,
+    pub phone_number: String,
+    pub checked_in: bool,
+    pub inside: bool,
+    pub under_ten: bool,
+}
+
+impl From<Person> for PersonResponse {
+    fn from(person: Person) -> Self {
+        let under_ten = person.age < 10;
+        PersonResponse {
+            id: person.id,
+            name: person.name,
+            age: person.age,
+            phone_number: person.phone_number,
+            checked_in: person.checked_in,
+            inside: person.inside,
+            under_ten,
+        }
+    }
+}
+
+#[derive(Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
+pub struct PersonsResponse {
+    pub persons: Vec<PersonResponse>,
+}
+
+#[derive(Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
+pub struct PersonActionResponse {
+    pub person: PersonResponse,
+}
+
+#[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
+pub struct NewPersonRequest {
+    pub name: String,
+    pub age: i32,
+    pub phone_number: String,
+    #[serde(default)]
+    pub id: Option<i32>,
+    #[serde(default)]
+    pub checked_in: Option<bool>,
+    #[serde(default)]
+    pub inside: Option<bool>,
+}

api/src/seed.rs

@@ -0,0 +1,110 @@
+use anyhow::Context;
+use bcrypt::hash;
+use sqlx::PgPool;
+
+pub async fn run(pool: &PgPool, admin_username: &str, admin_password: &str) -> anyhow::Result<()> {
+    ensure_admin_user(pool, admin_username, admin_password).await?;
+    ensure_person_seed(pool).await?;
+    Ok(())
+}
+
+async fn ensure_admin_user(pool: &PgPool, username: &str, password: &str) -> anyhow::Result<()> {
+    let exists: bool =
+        sqlx::query_scalar("SELECT EXISTS (SELECT 1 FROM users WHERE username = $1)")
+            .bind(username)
+            .fetch_one(pool)
+            .await
+            .context("Kunde inte kontrollera befintlig admin-användare")?;
+
+    if !exists {
+        let password_hash = hash(password, bcrypt::DEFAULT_COST)
+            .context("Misslyckades att hasha admin-lösenord")?;
+
+        sqlx::query("INSERT INTO users (username, password_hash) VALUES ($1, $2)")
+            .bind(username)
+            .bind(password_hash)
+            .execute(pool)
+            .await
+            .context("Misslyckades att skapa admin-användare")?;
+    }
+
+    Ok(())
+}
+
+async fn ensure_person_seed(pool: &PgPool) -> anyhow::Result<()> {
+    let count: i64 = sqlx::query_scalar("SELECT COUNT(*) FROM persons")
+        .fetch_one(pool)
+        .await
+        .context("Kunde inte räkna personer i databasen")?;
+
+    if count > 0 {
+        return Ok(());
+    }
+
+    let persons = generate_people();
+
+    for person in persons {
+        sqlx::query(
+            "INSERT INTO persons (name, age, phone_number, checked_in, inside) VALUES ($1, $2, $3, $4, $5)",
+        )
+        .bind(&person.name)
+        .bind(person.age)
+        .bind(&person.phone_number)
+        .bind(person.checked_in)
+        .bind(person.inside)
+        .execute(pool)
+        .await
+        .context("Misslyckades att lägga till seed-person")?;
+    }
+
+    Ok(())
+}
+
+struct PersonSeed {
+    name: String,
+    age: i32,
+    phone_number: String,
+    checked_in: bool,
+    inside: bool,
+}
+
+fn generate_people() -> Vec<PersonSeed> {
+    let first_names = vec![
+        "Alex", "Bianca", "Cecilia", "David", "Elias", "Fatima", "Gabriel", "Hanna", "Isak",
+        "Johanna", "Karin", "Liam", "Maja", "Nils", "Olivia",
+    ];
+
+    let last_names = vec![
+        "Andersson",
+        "Berg",
+        "Carlsson",
+        "Dahl",
+        "Ek",
+        "Fransson",
+        "Gustafsson",
+        "Holm",
+        "Isaksson",
+        "Johansson",
+    ];
+
+    let mut people = Vec::with_capacity(first_names.len() * last_names.len());
+
+    let mut idx: usize = 0;
+    for first in &first_names {
+        for last in &last_names {
+            let name = format!("{} {}", first, last);
+            let age = 5 + ((idx * 11) % 60) as i32;
+            let phone_number = format!("070{:03}{:04}", idx % 1_000, (idx * 37) % 10_000);
+            people.push(PersonSeed {
+                name,
+                age,
+                phone_number,
+                checked_in: false,
+                inside: false,
+            });
+            idx += 1;
+        }
+    }
+
+    people
+}

web/src/routes/create/+page.server.ts

@@ -0,0 +1,92 @@
+import { fail, type Actions } from '@sveltejs/kit';
+
+export const actions: Actions = {
+    default: async ({ request, fetch }) => {
+        const formData = await request.formData();
+
+        const name = formData.get('name')?.toString().trim() ?? '';
+        const ageRaw = formData.get('age')?.toString().trim() ?? '';
+        const phone = formData.get('phone_number')?.toString().trim() ?? '';
+        const manualId = formData.get('manual_id')?.toString().trim() ?? '';
+        const checkedIn = formData.get('checked_in') === 'on';
+        const inside = formData.get('inside') === 'on';
+
+        const values = {
+            name,
+            age: ageRaw,
+            phone_number: phone,
+            manual_id: manualId,
+            checked_in: checkedIn,
+            inside
+        };
+
+        if (!name) {
+            return fail(400, {
+                errors: { name: 'Ange ett namn.' },
+                values
+            });
+        }
+
+        const parsedAge = Number.parseInt(ageRaw, 10);
+        if (Number.isNaN(parsedAge) || parsedAge < 0) {
+            return fail(400, {
+                errors: { age: 'Ålder måste vara ett heltal större än eller lika med 0.' },
+                values
+            });
+        }
+
+        if (!phone) {
+            return fail(400, {
+                errors: { phone_number: 'Ange ett telefonnummer.' },
+                values
+            });
+        }
+
+        const payload: Record<string, unknown> = {
+            name,
+            age: parsedAge,
+            phone_number: phone,
+            checked_in: checkedIn,
+            inside
+        };
+
+        if (manualId.length > 0) {
+            const parsedId = Number.parseInt(manualId, 10);
+            if (Number.isNaN(parsedId) || parsedId < 0) {
+                return fail(400, {
+                    errors: { manual_id: 'ID måste vara ett positivt heltal om det anges.' },
+                    values
+                });
+            }
+            payload.id = parsedId;
+        }
+
+        const response = await fetch('/api/persons', {
+            method: 'POST',
+            headers: { 'content-type': 'application/json' },
+            body: JSON.stringify(payload)
+        });
+
+        const text = await response.text();
+        if (!response.ok) {
+            let message = 'Kunde inte skapa personen.';
+            try {
+                const body = JSON.parse(text);
+                message = body.message ?? message;
+            } catch {
+                if (text.trim().length > 0) {
+                    message = text;
+                }
+            }
+
+            return fail(response.status, {
+                errors: { general: message },
+                values
+            });
+        }
+
+        return {
+            success: 'Personen har lagts till.'
+        };
+    }
+};

web/src/routes/create/+page.svelte

@@ -1,217 +1,142 @@
-
-
-
 <script lang="ts">
-	'use client';
 	'use runes';
-	import { goto } from '$app/navigation';
-	import type { Person } from '$lib/types';
+	const props = $props<import('./$types').PageData>();
 
-	let name = $state('');
-	let age = $state('');
-	let phoneNumber = $state('');
-	let manualId = $state('');
-	let checkedIn = $state(false);
-	let inside = $state(false);
-	let loading = $state(false);
-	let errorMessage = $state('');
-	let successMessage = $state('');
+	type FormValues = {
+		name: string;
+		age: string;
+		phone_number: string;
+		manual_id: string;
+		checked_in: boolean;
+		inside: boolean;
+	};
 
-	async function apiFetch(url: string, init?: RequestInit) {
-		const response = await fetch(url, init);
-		if (response.status === 401) {
-			await goto('/login');
-			return null;
-		}
-		return response;
-	}
+	type FormErrors = {
+		name?: string;
+		age?: string;
+		phone_number?: string;
+		manual_id?: string;
+		general?: string;
+	};
 
-	function resetForm() {
-		name = '';
-		age = '';
-		phoneNumber = '';
-		manualId = '';
-		checkedIn = false;
-		inside = false;
-	}
+	const defaults: FormValues = {
+		name: '',
+		age: '',
+		phone_number: '',
+		manual_id: '',
+		checked_in: false,
+		inside: false
+	};
 
-	async function handleSubmit(event: SubmitEvent) {
-		event.preventDefault();
-		errorMessage = '';
-		successMessage = '';
+const values = $derived({
+    ...defaults,
+    ...(props.form?.values ?? {})
+} as FormValues);
 
-		const trimmedName = name.trim();
-		const trimmedPhone = phoneNumber.trim();
-		const parsedAge = Number.parseInt(age, 10);
-		const trimmedId = manualId.trim();
-
-		if (!trimmedName) {
-			errorMessage = 'Ange ett namn.';
-			return;
-		}
-		if (Number.isNaN(parsedAge) || parsedAge < 0) {
-			errorMessage = 'Ålder måste vara ett heltal större än eller lika med 0.';
-			return;
-		}
-		if (!trimmedPhone) {
-			errorMessage = 'Ange ett telefonnummer.';
-			return;
-		}
-
-		const payload: Record<string, unknown> = {
-			name: trimmedName,
-			age: parsedAge,
-			phone_number: trimmedPhone,
-			checked_in: checkedIn,
-			inside
-		};
-
-		if (trimmedId) {
-			const parsedId = Number.parseInt(trimmedId, 10);
-			if (Number.isNaN(parsedId) || parsedId < 0) {
-				errorMessage = 'ID måste vara ett positivt heltal om det anges.';
-				return;
-			}
-
-			// Check that the ID is not already in use
-			try {
-				const idCheckResponse = await apiFetch(
-					`/api/persons/search?q=${encodeURIComponent(trimmedId)}`
-				);
-				if (idCheckResponse) {
-					if (idCheckResponse.ok) {
-						const existingData = await idCheckResponse.json();
-						const collision = existingData.persons?.some(
-							(person: Person) => person.id === parsedId
-						);
-						if (collision) {
-							errorMessage = 'Det angivna ID:t används redan.';
-							return;
-						}
-					} else {
-						const text = await idCheckResponse.text();
-						try {
-							const body = JSON.parse(text);
-							errorMessage = body.message ?? 'Kontroll av ID misslyckades.';
-						} catch {
-							errorMessage = text || 'Kontroll av ID misslyckades.';
-						}
-						return;
-					}
-				}
-			} catch (err) {
-				console.error('ID uniqueness check failed', err);
-				errorMessage = 'Kunde inte kontrollera ID. Försök igen.';
-				return;
-			}
-
-			payload.id = parsedId;
-		}
-
-		loading = true;
-		try {
-			const response = await apiFetch('/api/persons', {
-				method: 'POST',
-				headers: { 'content-type': 'application/json' },
-				body: JSON.stringify(payload)
-			});
-			if (!response) return;
-
-			const text = await response.text();
-			if (!response.ok) {
-				try {
-					const body = JSON.parse(text);
-					errorMessage = body.message ?? 'Kunde inte skapa personen.';
-				} catch {
-					errorMessage = text || 'Kunde inte skapa personen.';
-				}
-				return;
-			}
-
-			successMessage = 'Personen har lagts till.';
-			resetForm();
-		} catch (err) {
-			console.error('Create person failed', err);
-			errorMessage = 'Ett oväntat fel inträffade vid skapandet.';
-		} finally {
-			loading = false;
-		}
-	}
+const errors = $derived((props.form?.errors ?? {}) as FormErrors);
+const success = $derived(props.form?.success ?? null);
 </script>
 
 <div class="space-y-6">
 	<section class="rounded-lg border border-slate-200 bg-white p-6 shadow-sm">
 		<h2 class="text-lg font-semibold text-slate-800">Lägg till person</h2>
 		<p class="mb-4 text-sm text-slate-500">Fyll i uppgifterna nedan. Om ID lämnas tomt skapas ett automatiskt.</p>
-		<form class="grid gap-4 md:grid-cols-2" onsubmit={handleSubmit}>
+		<form method="POST" class="grid gap-4 md:grid-cols-2">
 			<div class="md:col-span-2">
 				<label class="mb-1 block text-sm font-medium text-slate-600" for="name">Namn</label>
 				<input
 					type="text"
 					id="name"
-					bind:value={name}
+					name="name"
+					value={values.name}
 					required
 					class="w-full rounded-md border border-slate-300 px-3 py-2 text-slate-900 focus:border-indigo-500 focus:outline-none focus:ring focus:ring-indigo-100"
 				/>
+				{#if errors.name}
+					<p class="mt-1 text-sm text-red-600">{errors.name}</p>
+				{/if}
 			</div>
 			<div>
 				<label class="mb-1 block text-sm font-medium text-slate-600" for="age">Ålder</label>
 				<input
 					type="number"
 					id="age"
+					name="age"
 					min="0"
-					bind:value={age}
+					value={values.age}
 					required
 					class="w-full rounded-md border border-slate-300 px-3 py-2 text-slate-900 focus:border-indigo-500 focus:outline-none focus:ring focus:ring-indigo-100"
 				/>
+				{#if errors.age}
+					<p class="mt-1 text-sm text-red-600">{errors.age}</p>
+				{/if}
 			</div>
 			<div>
 				<label class="mb-1 block text-sm font-medium text-slate-600" for="phone">Telefonnummer</label>
 				<input
 					type="tel"
 					id="phone"
-					bind:value={phoneNumber}
+					name="phone_number"
+					value={values.phone_number}
 					required
 					class="w-full rounded-md border border-slate-300 px-3 py-2 text-slate-900 focus:border-indigo-500 focus:outline-none focus:ring focus:ring-indigo-100"
 				/>
+				{#if errors.phone_number}
+					<p class="mt-1 text-sm text-red-600">{errors.phone_number}</p>
+				{/if}
 			</div>
 			<div>
 				<label class="mb-1 block text-sm font-medium text-slate-600" for="manual-id">ID (valfritt)</label>
 				<input
 					type="number"
 					id="manual-id"
+					name="manual_id"
 					min="0"
-					bind:value={manualId}
+					value={values.manual_id}
 					class="w-full rounded-md border border-slate-300 px-3 py-2 text-slate-900 focus:border-indigo-500 focus:outline-none focus:ring focus:ring-indigo-100"
 				/>
+				{#if errors.manual_id}
+					<p class="mt-1 text-sm text-red-600">{errors.manual_id}</p>
+				{/if}
 			</div>
 			<div class="flex items-center gap-2">
-				<input id="checked-in" type="checkbox" bind:checked={checkedIn} class="h-4 w-4 rounded border-slate-300 text-indigo-600 focus:ring-indigo-500" />
+				<input
+					id="checked-in"
+					type="checkbox"
+					name="checked_in"
+					value="on"
+					checked={values.checked_in}
+					class="h-4 w-4 rounded border-slate-300 text-indigo-600 focus:ring-indigo-500"
+				/>
 				<label for="checked-in" class="text-sm text-slate-700">Markera som incheckad</label>
 			</div>
 			<div class="flex items-center gap-2">
-				<input id="inside" type="checkbox" bind:checked={inside} class="h-4 w-4 rounded border-slate-300 text-indigo-600 focus:ring-indigo-500" />
+				<input
+					id="inside"
+					type="checkbox"
+					name="inside"
+					value="on"
+					checked={values.inside}
+					class="h-4 w-4 rounded border-slate-300 text-indigo-600 focus:ring-indigo-500"
+				/>
 				<label for="inside" class="text-sm text-slate-700">Markera som inne</label>
 			</div>
-			{#if errorMessage}
-				<p class="md:col-span-2 rounded-md bg-red-50 px-3 py-2 text-sm text-red-600">{errorMessage}</p>
+			{#if errors.general}
+				<p class="md:col-span-2 rounded-md bg-red-50 px-3 py-2 text-sm text-red-600">{errors.general}</p>
 			{/if}
-			{#if successMessage}
-				<p class="md:col-span-2 rounded-md bg-emerald-50 px-3 py-2 text-sm text-emerald-700">{successMessage}</p>
+			{#if success}
+				<p class="md:col-span-2 rounded-md bg-emerald-50 px-3 py-2 text-sm text-emerald-700">{success}</p>
 			{/if}
 			<div class="md:col-span-2 flex items-center gap-3">
 				<button
 					type="submit"
-					disabled={loading}
-					class="rounded-md bg-indigo-600 px-4 py-2 text-sm font-semibold text-white transition-colors hover:bg-indigo-700 disabled:cursor-not-allowed disabled:opacity-70"
+					class="rounded-md bg-indigo-600 px-4 py-2 text-sm font-semibold text-white transition-colors hover:bg-indigo-700"
 				>
-					{loading ? 'Sparar…' : 'Spara person'}
+					Spara person
 				</button>
 				<button
-					type="button"
-					onclick={resetForm}
-					disabled={loading}
-					class="rounded-md border border-slate-300 px-4 py-2 text-sm font-medium text-slate-600 transition-colors hover:bg-slate-100 disabled:cursor-not-allowed disabled:opacity-60"
+					type="reset"
+					class="rounded-md border border-slate-300 px-4 py-2 text-sm font-medium text-slate-600 transition-colors hover:bg-slate-100"
 				>
 					Rensa fält
 				</button>