Improve error handling

identity-api-rs/.gitignore

@@ -0,0 +1,9 @@
+/target
+Cargo.lock
+
+.database/*
+!.database/.gitkeep
+
+.env
+.env.*
+!.env.example

identity-api-rs/Cargo.toml

@@ -0,0 +1,20 @@
+[package]
+name = "identity-api"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+argon2 = "0.5.3"
+axum = { version = "0.7", features = ["macros", "tracing"] }
+tower-http = { version = "0.6", features = ["trace", "cors"] }
+tracing = "0.1"
+tracing-subscriber = { version = "0.3", features = ["env-filter"] }
+chrono = { version = "0.4", features = ["serde"] }
+diesel = { version = "2.2", features = ["sqlite", "returning_clauses_for_sqlite_3_35", "chrono", "r2d2"] }
+dotenvy = "0.15"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+r2d2 = "0.8"
+jsonwebtoken = "9"
+uuid = { version = "1.10", features = ["v4", "fast-rng"] }
+tokio = { version = "1", features = ["full"] }

identity-api-rs/diesel.toml

@@ -0,0 +1,9 @@
+# For documentation on how to configure this file,
+# see https://diesel.rs/guides/configuring-diesel-cli
+
+[print_schema]
+file = "src/database/schema.rs"
+custom_type_derives = ["diesel::query_builder::QueryId", "Clone"]
+
+[migrations_directory]
+dir = "migrations"

identity-api-rs/migrations/2024-10-13-184137_users_and_entries/down.sql

@@ -0,0 +1,8 @@
+DROP TABLE IF EXISTS date_entries;
+DROP TABLE IF EXISTS location_entries;
+DROP TABLE IF EXISTS music_entries;
+DROP TABLE IF EXISTS entries;
+DROP TABLE IF EXISTS heirs;
+DROP TABLE IF EXISTS session_keys;
+DROP TABLE IF EXISTS users;
+DROP TABLE IF EXISTS limits;

identity-api-rs/migrations/2024-10-13-184137_users_and_entries/up.sql

@@ -0,0 +1,69 @@
+CREATE TABLE IF NOT EXISTS limits (
+    id varchar PRIMARY KEY NOT NULL,
+    current_asset_count integer NOT NULL,
+    max_asset_count integer NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS users (
+    id varchar PRIMARY KEY NOT NULL,
+    created_at timestamp NOT NULL,
+    last_connected_at timestamp NOT NULL,
+    email varchar NOT NULL,
+    password varchar NOT NULL,
+    name varchar NOT NULL,
+    limits varchar NOT NULL,
+    assets varchar NOT NULL,
+    FOREIGN KEY (limits) REFERENCES limits (id)
+);
+
+CREATE TABLE IF NOT EXISTS session_keys (
+    key varchar PRIMARY KEY NOT NULL,
+    user_id varchar NOT NULL,
+    FOREIGN KEY (user_id) REFERENCES users (id)
+);
+
+CREATE TABLE IF NOT EXISTS heirs (
+    id varchar PRIMARY KEY NOT NULL,
+    user_id varchar NOT NULL,
+    created_at timestamp NOT NULL,
+    name varchar NOT NULL,
+    email varchar,
+    FOREIGN KEY (user_id) REFERENCES users (id)
+);
+
+CREATE TABLE IF NOT EXISTS entries (
+    id varchar PRIMARY KEY NOT NULL,
+    user_id varchar NOT NULL,
+    created_at timestamp NOT NULL,
+    feelings text NOT NULL,
+    assets text NOT NULL,
+    title text,
+    description text,
+    kind varchar NOT NULL,
+    music_entry varchar,
+    location_entry varchar,
+    date_entry varchar,
+    FOREIGN KEY (user_id) REFERENCES users (id),
+    FOREIGN KEY (music_entry) REFERENCES music_entries (id),
+    FOREIGN KEY (location_entry) REFERENCES location_entries (id),
+    FOREIGN KEY (date_entry) REFERENCES date_entries (id)
+);
+
+CREATE TABLE IF NOT EXISTS music_entries (
+    id varchar PRIMARY KEY NOT NULL,
+    artist varchar NOT NULL,
+    title varchar NOT NULL,
+    links text NOT NULL,
+    universal_ids text NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS location_entries (
+    id varchar PRIMARY KEY NOT NULL,
+    location_text text,
+    location_coordinates varchar
+);
+
+CREATE TABLE IF NOT EXISTS date_entries (
+    id varchar PRIMARY KEY NOT NULL,
+    referenced_date timestamp NOT NULL
+);

identity-api-rs/src/auth.rs

@@ -0,0 +1,45 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 std::time::SystemTime;
+
+use crate::env;
+use jsonwebtoken::{Header, TokenData, Validation};
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct JwtUser {
+    pub uid: String,
+    pub email: String,
+    pub name: String,
+    pub exp: u64,
+}
+
+pub fn encode_jwt(claims: &JwtUser) -> jsonwebtoken::errors::Result<String> {
+    jsonwebtoken::encode(&Header::new(*env::jwt_alg()), claims, &env::jwt_secret().0)
+}
+
+pub fn decode_jwt(jwt: &str) -> jsonwebtoken::errors::Result<TokenData<JwtUser>> {
+    jsonwebtoken::decode::<JwtUser>(jwt, &env::jwt_secret().1, &Validation::new(*env::jwt_alg()))
+}
+
+pub fn expiration_time() -> u64 {
+    SystemTime::now()
+        .duration_since(SystemTime::UNIX_EPOCH)
+        .expect("time went backwards")
+        .as_secs()
+        + 30 * 24 * 3600
+}

identity-api-rs/src/database/actions.rs

@@ -0,0 +1,133 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 diesel::{
+    r2d2::{ConnectionManager, PooledConnection},
+    result::QueryResult,
+    ExpressionMethods, OptionalExtension, QueryDsl, RunQueryDsl, SelectableHelper,
+    SqliteConnection,
+};
+
+use super::models::{DateEntry, Entry, FullDatabaseEntry, Heir, LocationEntry, MusicEntry, User};
+
+type Connection<'a> = &'a mut PooledConnection<ConnectionManager<SqliteConnection>>;
+
+pub fn user(user_id: &str, conn: Connection) -> QueryResult<User> {
+    use crate::database::schema::users::dsl::users;
+    users.find(user_id).select(User::as_select()).first(conn)
+}
+
+pub fn user_by_email(email: &str, conn: Connection) -> QueryResult<Option<User>> {
+    use crate::database::schema::users::dsl as users;
+    users::users
+        .filter(users::email.eq(email))
+        .limit(1)
+        .select(User::as_select())
+        .first(conn)
+        .optional()
+}
+
+pub fn list_heirs(user_id: &str, conn: Connection) -> QueryResult<Vec<Heir>> {
+    use crate::database::schema::heirs::dsl as heirs;
+    heirs::heirs
+        .filter(heirs::user_id.eq(user_id))
+        .select(Heir::as_select())
+        .load(conn)
+}
+
+pub fn insert_music_entry(music_entry: &MusicEntry, conn: Connection) -> QueryResult<()> {
+    use crate::database::schema::music_entries::dsl::*;
+    diesel::insert_into(music_entries)
+        .values((
+            id.eq(&music_entry.id),
+            artist.eq(&music_entry.artist),
+            title.eq(&music_entry.title),
+            links.eq(music_entry.links.to_string()),
+            universal_ids.eq(music_entry.universal_ids.to_string()),
+        ))
+        .execute(conn)?;
+
+    Ok(())
+}
+
+pub fn insert_location_entry(location_entry: &LocationEntry, conn: Connection) -> QueryResult<()> {
+    use crate::database::schema::location_entries::dsl::*;
+    diesel::insert_into(location_entries)
+        .values(location_entry)
+        .execute(conn)?;
+
+    Ok(())
+}
+
+pub fn insert_date_entry(date_entry: &DateEntry, conn: Connection) -> QueryResult<()> {
+    use crate::database::schema::date_entries::dsl::*;
+    diesel::insert_into(date_entries)
+        .values(date_entry)
+        .execute(conn)?;
+
+    Ok(())
+}
+
+macro_rules! retrieve_sub_entry {
+    (($model:ident, $conn:ident) from $dsl:ident with id $id:expr) => {{
+        use $crate::database::schema::$dsl::dsl::$dsl;
+        let value = $id
+            .as_ref()
+            .map(|id| $dsl.find(id).select($model::as_select()).first($conn));
+
+        match value {
+            Some(result) => Some(result?),
+            None => None,
+        }
+    }};
+}
+
+pub fn entry_recursive(entry_id: &str, conn: Connection) -> QueryResult<FullDatabaseEntry> {
+    use crate::database::schema::entries::dsl::entries;
+
+    let entry: Entry = entries
+        .find(entry_id)
+        .select(Entry::as_select())
+        .first(conn)?;
+
+    let music_entry =
+        retrieve_sub_entry!((MusicEntry, conn) from music_entries with id entry.music_entry);
+    let location_entry = retrieve_sub_entry!((LocationEntry, conn) from location_entries with id entry.location_entry);
+    let date_entry =
+        retrieve_sub_entry!((DateEntry, conn) from date_entries with id entry.date_entry);
+
+    Ok((entry, music_entry, location_entry, date_entry))
+}
+
+pub fn list_entries_recursive(
+    user_id: &str,
+    offset: i64,
+    limit: i64,
+    conn: Connection,
+) -> QueryResult<Vec<FullDatabaseEntry>> {
+    use crate::database::schema::entries::dsl as entries;
+
+    let entry_ids = entries::entries
+        .filter(entries::user_id.eq(user_id))
+        .limit(limit)
+        .offset(offset)
+        .select(entries::id)
+        .load::<String>(conn)?;
+    entry_ids
+        .iter()
+        .map(|id| entry_recursive(id, conn))
+        .collect()
+}

identity-api-rs/src/database/list.rs

@@ -0,0 +1,79 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 diesel::{
+    backend::Backend,
+    deserialize::{FromSql, FromSqlRow},
+    serialize::ToSql,
+    sql_types::Text,
+    sqlite::Sqlite,
+};
+use serde::{de::DeserializeOwned, Deserialize, Serialize};
+use std::fmt::Display;
+
+#[derive(FromSqlRow, Deserialize, Serialize, Debug, Clone)]
+#[serde(transparent)]
+#[repr(transparent)]
+pub struct List<V: std::fmt::Debug + std::clone::Clone>(pub Vec<V>);
+
+impl<V: std::fmt::Debug + std::clone::Clone> List<V> {
+    fn from_vec(vec: Vec<V>) -> Self {
+        Self(vec)
+    }
+
+    fn into_vec(self) -> Vec<V> {
+        self.0
+    }
+}
+
+impl<A: Serialize + std::fmt::Debug + std::clone::Clone> Display for List<A> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.write_str(&serde_json::to_string(&self).unwrap())
+    }
+}
+
+impl<A> From<String> for List<A>
+where
+    A: DeserializeOwned + std::fmt::Debug + std::clone::Clone,
+{
+    fn from(value: String) -> Self {
+        serde_json::from_str(&value).expect("failed to deserialize list")
+    }
+}
+
+impl<A: std::fmt::Debug + std::clone::Clone> From<Vec<A>> for List<A> {
+    fn from(value: Vec<A>) -> Self {
+        Self(value)
+    }
+}
+
+impl<V: std::fmt::Debug + std::clone::Clone + DeserializeOwned> FromSql<Text, Sqlite> for List<V> {
+    fn from_sql(bytes: <Sqlite as Backend>::RawValue<'_>) -> diesel::deserialize::Result<Self> {
+        let str = <String as FromSql<Text, Sqlite>>::from_sql(bytes)?;
+        Ok(List::from(str))
+    }
+}
+
+impl<V: std::fmt::Debug + std::clone::Clone + Serialize> ToSql<Text, Sqlite> for List<V> {
+    fn to_sql<'b>(
+        &'b self,
+        out: &mut diesel::serialize::Output<'b, '_, Sqlite>,
+    ) -> diesel::serialize::Result {
+        let val = self.to_string();
+        out.set_value(val);
+        Ok(diesel::serialize::IsNull::No)
+    }
+}

identity-api-rs/src/database/mod.rs

@@ -0,0 +1,32 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 diesel::prelude::*;
+use diesel::r2d2::ConnectionManager;
+use diesel::r2d2::Pool;
+
+use crate::env;
+
+pub mod actions;
+pub mod list;
+pub mod models;
+pub mod schema;
+
+pub fn create_connection_pool() -> Result<Pool<ConnectionManager<SqliteConnection>>, r2d2::Error> {
+    let url = env::database_url();
+    let manager = ConnectionManager::<SqliteConnection>::new(url);
+    Pool::builder().build(manager)
+}

identity-api-rs/src/database/models.rs

@@ -0,0 +1,137 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 chrono::NaiveDateTime;
+use diesel::prelude::*;
+use serde::{Deserialize, Serialize};
+
+use crate::database::list::List;
+use crate::database::schema;
+
+pub type FullDatabaseEntry = (
+    Entry,
+    Option<MusicEntry>,
+    Option<LocationEntry>,
+    Option<DateEntry>,
+);
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct UniversalId {
+    provider: String,
+    id: String,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct LocationCoordinates {
+    pub latitude: f64,
+    pub longitude: f64,
+}
+
+#[derive(Queryable, Selectable, Insertable, Serialize, Deserialize)]
+#[diesel(table_name = schema::date_entries)]
+#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
+pub struct DateEntry {
+    pub id: String,
+    pub referenced_date: NaiveDateTime,
+}
+
+#[derive(Queryable, Selectable, Serialize, Deserialize)]
+#[diesel(table_name = schema::entries)]
+#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
+pub struct Entry {
+    pub id: String,
+    pub user_id: String,
+    pub created_at: NaiveDateTime,
+    pub feelings: List<String>,
+    pub assets: List<String>,
+    pub title: Option<String>,
+    pub description: Option<String>,
+    pub kind: String,
+    pub music_entry: Option<String>,
+    pub location_entry: Option<String>,
+    pub date_entry: Option<String>,
+}
+
+#[derive(Queryable, Selectable, Insertable, Serialize, Deserialize)]
+#[diesel(table_name = schema::heirs)]
+#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
+pub struct Heir {
+    pub id: String,
+    pub user_id: String,
+    pub created_at: NaiveDateTime,
+    pub name: String,
+    pub email: Option<String>,
+}
+
+#[derive(Queryable, Selectable, Insertable, Serialize, Deserialize)]
+#[diesel(table_name = schema::limits)]
+#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
+pub struct Limit {
+    id: String,
+    current_asset_count: i32,
+    max_asset_count: i32,
+}
+
+#[derive(Queryable, Selectable, Insertable, Serialize, Deserialize)]
+#[diesel(table_name = schema::location_entries)]
+#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
+pub struct LocationEntry {
+    pub id: String,
+    pub location_text: Option<String>,
+    /// JSON value: { latitude: number, longitude: number }
+    pub location_coordinates: Option<String>,
+}
+
+impl LocationEntry {
+    pub fn location_coordinates(&self) -> Option<LocationCoordinates> {
+        self.location_coordinates
+            .as_ref()
+            .map(|v| serde_json::from_str(v).unwrap())
+    }
+}
+
+#[derive(Queryable, Selectable, Serialize, Deserialize)]
+#[diesel(table_name = schema::music_entries)]
+#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
+pub struct MusicEntry {
+    pub id: String,
+    pub artist: String,
+    pub title: String,
+    pub links: List<String>,
+    pub universal_ids: List<UniversalId>,
+}
+
+#[derive(Queryable, Selectable, Insertable, Serialize, Deserialize)]
+#[diesel(table_name = schema::session_keys)]
+#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
+pub struct SessionKey {
+    key: String,
+    user_id: String,
+}
+
+#[derive(Queryable, Selectable, Insertable, Serialize, Deserialize)]
+#[diesel(table_name = schema::users)]
+#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
+pub struct User {
+    pub id: String,
+    pub created_at: NaiveDateTime,
+    pub last_connected_at: NaiveDateTime,
+    pub email: String,
+    pub password: String,
+    pub name: String,
+    pub limits: String,
+    pub assets: String,
+}

identity-api-rs/src/database/schema.rs

@@ -0,0 +1,99 @@
+// @generated automatically by Diesel CLI.
+
+diesel::table! {
+    date_entries (id) {
+        id -> Text,
+        referenced_date -> Timestamp,
+    }
+}
+
+diesel::table! {
+    entries (id) {
+        id -> Text,
+        user_id -> Text,
+        created_at -> Timestamp,
+        feelings -> Text,
+        assets -> Text,
+        title -> Nullable<Text>,
+        description -> Nullable<Text>,
+        kind -> Text,
+        music_entry -> Nullable<Text>,
+        location_entry -> Nullable<Text>,
+        date_entry -> Nullable<Text>,
+    }
+}
+
+diesel::table! {
+    heirs (id) {
+        id -> Text,
+        user_id -> Text,
+        created_at -> Timestamp,
+        name -> Text,
+        email -> Nullable<Text>,
+    }
+}
+
+diesel::table! {
+    limits (id) {
+        id -> Text,
+        current_asset_count -> Integer,
+        max_asset_count -> Integer,
+    }
+}
+
+diesel::table! {
+    location_entries (id) {
+        id -> Text,
+        location_text -> Nullable<Text>,
+        location_coordinates -> Nullable<Text>,
+    }
+}
+
+diesel::table! {
+    music_entries (id) {
+        id -> Text,
+        artist -> Text,
+        title -> Text,
+        links -> Text,
+        universal_ids -> Text,
+    }
+}
+
+diesel::table! {
+    session_keys (key) {
+        key -> Text,
+        user_id -> Text,
+    }
+}
+
+diesel::table! {
+    users (id) {
+        id -> Text,
+        created_at -> Timestamp,
+        last_connected_at -> Timestamp,
+        email -> Text,
+        password -> Text,
+        name -> Text,
+        limits -> Text,
+        assets -> Text,
+    }
+}
+
+diesel::joinable!(entries -> date_entries (date_entry));
+diesel::joinable!(entries -> location_entries (location_entry));
+diesel::joinable!(entries -> music_entries (music_entry));
+diesel::joinable!(entries -> users (user_id));
+diesel::joinable!(heirs -> users (user_id));
+diesel::joinable!(session_keys -> users (user_id));
+diesel::joinable!(users -> limits (limits));
+
+diesel::allow_tables_to_appear_in_same_query!(
+    date_entries,
+    entries,
+    heirs,
+    limits,
+    location_entries,
+    music_entries,
+    session_keys,
+    users,
+);

identity-api-rs/src/env.rs

@@ -0,0 +1,121 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 std::sync::OnceLock;
+use std::time::Duration;
+use std::{env, str::FromStr};
+
+use jsonwebtoken::{Algorithm, DecodingKey, EncodingKey};
+
+const REQUIRED_ENV_VARIABLES: [&str; 4] = [
+    "IDENTITY_API_JWT_SECRET",
+    "IDENTITY_API_ASSET_API_ENDPOINT",
+    "IDENTITY_API_JWT_ALG",
+    "DATABASE_URL",
+];
+
+#[derive(Debug)]
+pub enum LoadEnvError {
+    DotenvyError(dotenvy::Error),
+    MissingVariable(String),
+}
+
+pub fn load_env() -> Result<(), LoadEnvError> {
+    dotenvy::dotenv().map_err(LoadEnvError::DotenvyError)?;
+
+    for key in REQUIRED_ENV_VARIABLES {
+        if env::var(key).is_err() {
+            return Err(LoadEnvError::MissingVariable(key.into()));
+        }
+    }
+
+    Ok(())
+}
+
+pub fn landing_message() -> &'static str {
+    static IDENTITY_API_LANDING_MESSAGE: OnceLock<String> = OnceLock::new();
+    IDENTITY_API_LANDING_MESSAGE.get_or_init(|| {
+        env::var("IDENTITY_API_LANDING_MESSAGE").unwrap_or(format!(
+            "{} v{}",
+            env!("CARGO_PKG_NAME"),
+            env!("CARGO_PKG_VERSION")
+        ))
+    })
+}
+
+pub fn asset_api_m2m_refresh_interval() -> &'static Duration {
+    static IDENTITY_API_ASSET_API_M2M_REFRESH_INTERVAL: OnceLock<Duration> = OnceLock::new();
+    IDENTITY_API_ASSET_API_M2M_REFRESH_INTERVAL.get_or_init(|| {
+        let millis: u64 = env::var("IDENTITY_API_ASSET_API_M2M_REFRESH_INTERVAL_ms")
+            .map(|v|
+                v
+                    .parse()
+                    .expect("invalid environment variable value: `IDENTITY_API_ASSET_API_M2M_REFRESH_INTERVAL_ms`")
+            )
+            .unwrap_or(60 * 1000);
+
+        Duration::from_millis(millis)
+    })
+}
+
+pub fn listen_port() -> &'static u16 {
+    static IDENTITY_API_LISTEN_PORT: OnceLock<u16> = OnceLock::new();
+    IDENTITY_API_LISTEN_PORT.get_or_init(|| {
+        env::var("IDENTITY_API_LISTEN_PORT")
+            .map(|v| {
+                v.parse()
+                    .expect("invalid environment variable value: `IDENTITY_API_LISTEN_PORT`")
+            })
+            .unwrap_or(3000)
+    })
+}
+
+pub fn jwt_secret() -> &'static (EncodingKey, DecodingKey) {
+    static IDENTITY_API_JWT_SECRET: OnceLock<(EncodingKey, DecodingKey)> = OnceLock::new();
+    IDENTITY_API_JWT_SECRET.get_or_init(|| {
+        let secret = env::var("IDENTITY_API_JWT_SECRET")
+            .expect("environment variables were not loaded correctly");
+
+        (
+            EncodingKey::from_secret(secret.as_bytes()),
+            DecodingKey::from_secret(secret.as_bytes()),
+        )
+    })
+}
+
+pub fn jwt_alg() -> &'static Algorithm {
+    static IDENTITY_API_JWT_ALG: OnceLock<Algorithm> = OnceLock::new();
+    IDENTITY_API_JWT_ALG.get_or_init(|| {
+        let algo = env::var("IDENTITY_API_JWT_ALG")
+            .expect("environment variables were not loaded correctly");
+        Algorithm::from_str(&algo).expect("invalid JWT algorithm")
+    })
+}
+
+pub fn asset_api_endpoint() -> &'static str {
+    static IDENTITY_API_ASSET_API_ENDPOINT: OnceLock<String> = OnceLock::new();
+    IDENTITY_API_ASSET_API_ENDPOINT.get_or_init(|| {
+        env::var("IDENTITY_API_ASSET_API_ENDPOINT")
+            .expect("environment variables were not loaded correctly")
+    })
+}
+
+pub fn database_url() -> &'static str {
+    static DATABASE_URL: OnceLock<String> = OnceLock::new();
+    DATABASE_URL.get_or_init(|| {
+        env::var("DATABASE_URL").expect("environment variables were not loaded correctly")
+    })
+}

identity-api-rs/src/http/entry.rs

@@ -0,0 +1,220 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 serde::de::Error as DeError;
+use serde::{Deserialize, Serialize};
+
+use crate::database::models::{
+    DateEntry, FullDatabaseEntry, LocationEntry, MusicEntry, UniversalId,
+};
+
+#[derive(Debug, Deserialize, Serialize, Clone)]
+#[serde(untagged)]
+pub enum HttpEntryFeeling {
+    Builtin(String),
+    #[serde(rename_all = "camelCase")]
+    Custom {
+        identifier: String,
+        description: String,
+        background_color: String,
+        text_color: String,
+    },
+}
+
+// FIXME(sofia): Improve this impl
+impl TryFrom<&str> for HttpEntryFeeling {
+    type Error = serde_json::Error;
+
+    fn try_from(value: &str) -> Result<Self, Self::Error> {
+        if value.contains('\"') || value.contains('{') {
+            let json_value: serde_json::Value = serde_json::from_str(value)?;
+            let identifier = json_value
+                .get("identifier")
+                .and_then(|v| v.as_str())
+                .ok_or_else(|| serde_json::Error::custom("Missing or invalid 'identifier' field"))?
+                .to_owned();
+            let description = json_value
+                .get("description")
+                .and_then(|v| v.as_str())
+                .ok_or_else(|| serde_json::Error::custom("Missing or invalid 'description' field"))?
+                .to_owned();
+            let background_color = json_value
+                .get("background_color")
+                .and_then(|v| v.as_str())
+                .ok_or_else(|| {
+                    serde_json::Error::custom("Missing or invalid 'background_color' field")
+                })?
+                .to_owned();
+            let text_color = json_value
+                .get("text_color")
+                .and_then(|v| v.as_str())
+                .ok_or_else(|| serde_json::Error::custom("Missing or invalid 'text_color' field"))?
+                .to_owned();
+
+            Ok(Self::Custom {
+                identifier,
+                description,
+                background_color,
+                text_color,
+            })
+        } else {
+            Ok(Self::Builtin(value.to_owned()))
+        }
+    }
+}
+
+#[derive(Debug, Deserialize, Clone, Serialize)]
+#[serde(untagged)]
+pub enum HttpEntryLocation {
+    Description(String),
+    Exact { latitude: f64, longitude: f64 },
+}
+
+#[derive(Debug, Deserialize, Clone, Serialize)]
+#[serde(tag = "kind")]
+pub enum HttpEntryBase {
+    #[serde(rename = "event")]
+    Event,
+    #[serde(rename = "memory")]
+    Memory,
+    #[serde(rename = "feeling")]
+    Feeling,
+    #[serde(rename = "environment")]
+    Environment { location: Option<HttpEntryLocation> },
+    #[serde(rename = "date")]
+    #[serde(rename_all = "camelCase")]
+    Date { referenced_date: String },
+    #[serde(rename = "song")]
+    Song {
+        artist: String,
+        title: String,
+        links: Vec<String>,
+        id: Vec<UniversalId>,
+    },
+    #[serde(rename = "album")]
+    Album {
+        artist: String,
+        title: String,
+        links: Vec<String>,
+        id: Vec<UniversalId>,
+    },
+}
+
+impl HttpEntryBase {
+    pub fn kind(&self) -> &'static str {
+        match self {
+            Self::Event => "event",
+            Self::Memory => "memory",
+            Self::Feeling => "feeling",
+            Self::Environment { .. } => "environment",
+            Self::Date { .. } => "date",
+            Self::Song { .. } => "song",
+            Self::Album { .. } => "album",
+        }
+    }
+
+    pub fn from_kind(
+        kind: &str,
+        (music_entry, location_entry, date_entry): (
+            Option<MusicEntry>,
+            Option<LocationEntry>,
+            Option<DateEntry>,
+        ),
+    ) -> Option<Self> {
+        match kind {
+            "event" => Some(Self::Event),
+            "memory" => Some(Self::Memory),
+            "feeling" => Some(Self::Feeling),
+            "environment" => Some(Self::Environment {
+                location: location_entry.map(|v| {
+                    if let Some(text) = v.location_text {
+                        HttpEntryLocation::Description(text)
+                    } else {
+                        let coords = v.location_coordinates().unwrap();
+                        HttpEntryLocation::Exact {
+                            latitude: coords.latitude,
+                            longitude: coords.longitude,
+                        }
+                    }
+                }),
+            }),
+            "date" => Some(Self::Date {
+                referenced_date: date_entry.unwrap().referenced_date.to_string(),
+            }),
+            "song" => {
+                let music_entry = music_entry.unwrap();
+                Some(Self::Song {
+                    artist: music_entry.artist,
+                    title: music_entry.title,
+                    links: music_entry.links.0,
+                    id: music_entry.universal_ids.0,
+                })
+            }
+            "album" => {
+                let music_entry = music_entry.unwrap();
+                Some(Self::Album {
+                    artist: music_entry.artist,
+                    title: music_entry.title,
+                    links: music_entry.links.0,
+                    id: music_entry.universal_ids.0,
+                })
+            }
+            _ => None,
+        }
+    }
+}
+
+#[derive(Debug, Deserialize, Clone, Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct HttpEntry {
+    /// Only `Some` when built by the server
+    pub id: Option<String>,
+    pub title: Option<String>,
+    pub description: Option<String>,
+    pub creation_date: String,
+    pub assets: Vec<String>,
+    pub feelings: Vec<HttpEntryFeeling>,
+    pub base: HttpEntryBase,
+}
+
+impl TryFrom<FullDatabaseEntry> for HttpEntry {
+    type Error = &'static str;
+
+    fn try_from(
+        (entry, music_entry, location_entry, date_entry): FullDatabaseEntry,
+    ) -> Result<Self, Self::Error> {
+        if let Some(base) =
+            HttpEntryBase::from_kind(&entry.kind, (music_entry, location_entry, date_entry))
+        {
+            Ok(Self {
+                id: Some(entry.id),
+                title: entry.title,
+                description: entry.description,
+                creation_date: entry.created_at.to_string(),
+                assets: entry.assets.0,
+                feelings: entry
+                    .feelings
+                    .0
+                    .iter()
+                    .filter_map(|v| v.as_str().try_into().ok())
+                    .collect(),
+                base,
+            })
+        } else {
+            Err("invalid data stored in the database")
+        }
+    }
+}

identity-api-rs/src/http/extractors/auth.rs

@@ -0,0 +1,80 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 crate::auth::JwtUser;
+use crate::database::{actions, models::User};
+use crate::AppState;
+use axum::{
+    async_trait,
+    extract::FromRequestParts,
+    http::{header::AUTHORIZATION, request::Parts, StatusCode},
+};
+use tracing::{error, warn};
+
+use super::database::Database;
+
+pub struct ExtractJwtUser(pub JwtUser);
+
+#[async_trait]
+impl<S> FromRequestParts<S> for ExtractJwtUser
+where
+    S: Send + Sync,
+{
+    type Rejection = (StatusCode, &'static str);
+
+    async fn from_request_parts(parts: &mut Parts, _state: &S) -> Result<Self, Self::Rejection> {
+        if let Some(authorization) = parts.headers.get(AUTHORIZATION) {
+            if let Ok(authorization) = authorization.to_str() {
+                let token = authorization.replacen("Bearer ", "", 1);
+                match crate::auth::decode_jwt(&token) {
+                    Ok(claims) => Ok(Self(claims.claims)),
+                    Err(err) => {
+                        warn!("token couldn't be decoded: {:?}", err);
+                        Err((StatusCode::UNAUTHORIZED, "Invalid token"))
+                    }
+                }
+            } else {
+                warn!("invalid authorization header: {:?}", authorization);
+                Err((StatusCode::BAD_REQUEST, "Invalid `AUTHORIZATION` header"))
+            }
+        } else {
+            warn!("missing authorization header");
+            Err((StatusCode::BAD_REQUEST, "Missing `AUTHORIZATION` header"))
+        }
+    }
+}
+
+pub struct ExtractUser(pub User);
+
+#[async_trait]
+impl FromRequestParts<AppState> for ExtractUser {
+    type Rejection = (StatusCode, &'static str);
+
+    async fn from_request_parts(
+        parts: &mut Parts,
+        state: &AppState,
+    ) -> Result<Self, Self::Rejection> {
+        let ExtractJwtUser(jwt_user) = ExtractJwtUser::from_request_parts(parts, state).await?;
+        let Database(mut conn) = Database::from_request_parts(parts, state).await?;
+
+        if let Ok(user) = actions::user(&jwt_user.uid, &mut conn) {
+            Ok(Self(user))
+        } else {
+            error!("JWT user does not exist in database");
+            Err((StatusCode::INTERNAL_SERVER_ERROR, "Internal server error"))
+        }
+    }
+}

identity-api-rs/src/http/extractors/database.rs

@@ -0,0 +1,30 @@
+use crate::AppState;
+use axum::{
+    async_trait,
+    extract::FromRequestParts,
+    http::{request::Parts, StatusCode},
+};
+use diesel::{
+    r2d2::{ConnectionManager, PooledConnection},
+    SqliteConnection,
+};
+use tracing::error;
+
+pub struct Database(pub PooledConnection<ConnectionManager<SqliteConnection>>);
+
+#[async_trait]
+impl FromRequestParts<AppState> for Database {
+    type Rejection = (StatusCode, &'static str);
+
+    async fn from_request_parts(
+        _parts: &mut Parts,
+        state: &AppState,
+    ) -> Result<Self, Self::Rejection> {
+        let conn = state.pool.get().map_err(|err| {
+            error!("failed to obtain pooled connection: {:?}", err);
+            (StatusCode::INTERNAL_SERVER_ERROR, "Internal server error")
+        })?;
+
+        Ok(Self(conn))
+    }
+}

identity-api-rs/src/http/extractors/mod.rs

@@ -0,0 +1,18 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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/>.
+
+pub mod auth;
+pub mod database;

identity-api-rs/src/http/mod.rs

@@ -0,0 +1,19 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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/>.
+
+mod entry;
+pub mod extractors;
+pub mod routes;

identity-api-rs/src/http/routes/auth.rs

@@ -0,0 +1,345 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 crate::{
+    auth::{encode_jwt, expiration_time, JwtUser},
+    database::actions,
+    http::extractors::{
+        auth::{ExtractJwtUser, ExtractUser},
+        database::Database,
+    },
+    AppState,
+};
+use argon2::{
+    password_hash::{rand_core::OsRng, SaltString},
+    Argon2, PasswordHash, PasswordHasher, PasswordVerifier,
+};
+use axum::{
+    http::StatusCode,
+    routing::{delete, get, post, put},
+    Json, Router,
+};
+use chrono::{NaiveDateTime, Utc};
+use diesel::{ExpressionMethods, QueryDsl, RunQueryDsl};
+use serde::{Deserialize, Serialize};
+use tracing::{error, info};
+use uuid::Uuid;
+
+pub fn auth_router() -> Router<AppState> {
+    Router::new()
+        .route("/auth/account", get(account))
+        .route("/auth/register", post(register))
+        .route("/auth/login", post(login))
+        .route("/auth/genkey", get(genkey))
+        .route("/auth/heirs", get(list_heirs))
+        .route("/auth/heirs", put(insert_heir))
+        .route("/auth/heirs", delete(delete_heir))
+}
+
+#[derive(Debug, Serialize)]
+struct AccountResponse {
+    id: String,
+    created_at: NaiveDateTime,
+    last_connected_at: NaiveDateTime,
+    email: String,
+    name: String,
+}
+
+async fn account(ExtractUser(user): ExtractUser) -> Result<Json<AccountResponse>, StatusCode> {
+    Ok(Json(AccountResponse {
+        id: user.id,
+        created_at: user.created_at,
+        last_connected_at: user.last_connected_at,
+        email: user.email,
+        name: user.name,
+    }))
+}
+
+#[derive(Debug, Serialize)]
+struct GenkeyResponse {
+    session_key: String,
+}
+
+async fn genkey(
+    Database(mut conn): Database,
+    ExtractJwtUser(user): ExtractJwtUser,
+) -> Result<Json<GenkeyResponse>, StatusCode> {
+    use crate::database::schema::session_keys::dsl::*;
+
+    let session_key = Uuid::new_v4().to_string();
+    diesel::insert_into(session_keys)
+        .values((user_id.eq(&user.uid), key.eq(&session_key)))
+        .execute(&mut conn)
+        .map_err(|err| {
+            error!(
+                "failed to insert into session_keys {}, error: {err:?}",
+                user.uid
+            );
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+
+    Ok(Json(GenkeyResponse { session_key }))
+}
+
+#[derive(Debug, Deserialize)]
+struct LoginRequest {
+    email: String,
+    password: String,
+}
+
+#[derive(Debug, Serialize)]
+struct LoginResponse {
+    token: String,
+}
+
+async fn login(
+    Database(mut conn): Database,
+    Json(req): Json<LoginRequest>,
+) -> Result<Json<LoginResponse>, StatusCode> {
+    if let Ok(Some(user)) = actions::user_by_email(&req.email, &mut conn) {
+        let parsed_hash = PasswordHash::new(&user.password).expect("invalid argon2 password hash");
+        Argon2::default()
+            .verify_password(req.password.as_bytes(), &parsed_hash)
+            .map_err(|_err| {
+                info!("failed login attempt, invalid password: {}", &req.email);
+                StatusCode::UNAUTHORIZED
+            })?;
+
+        info!("valid login attempt: {}", req.email);
+        let token = encode_jwt(&JwtUser {
+            uid: user.id,
+            email: user.email,
+            name: user.name,
+            exp: expiration_time(),
+        })
+        .map_err(|err| {
+            error!("token couldn't be encoded: {:?}", err);
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+
+        Ok(Json(LoginResponse { token }))
+    } else {
+        info!("failed login attempt, email does not exist: {}", &req.email);
+        Err(StatusCode::UNAUTHORIZED)
+    }
+}
+
+#[derive(Debug, Deserialize)]
+struct RegisterRequest {
+    email: String,
+    password: String,
+    name: String,
+}
+
+#[derive(Debug, Serialize)]
+struct RegisterResponse {
+    token: String,
+}
+
+async fn register(
+    Database(mut conn): Database,
+    Json(req): Json<RegisterRequest>,
+) -> Result<Json<RegisterResponse>, StatusCode> {
+    use crate::database::schema::limits::dsl as limits;
+    use crate::database::schema::users::dsl as users;
+
+    let user = actions::user_by_email(&req.email, &mut conn).map_err(|err| {
+        error!(
+            "failed to retrieve potential existing user from database: {}, error: {err:?}",
+            &req.email
+        );
+        StatusCode::INTERNAL_SERVER_ERROR
+    })?;
+
+    if user.is_some() {
+        info!("tried to register existing user: {}", &req.email);
+        return Err(StatusCode::BAD_REQUEST);
+    }
+
+    let limit_id = Uuid::new_v4().to_string();
+    diesel::insert_into(limits::limits)
+        .values((
+            limits::id.eq(&limit_id),
+            limits::current_asset_count.eq(0),
+            limits::max_asset_count.eq(10),
+        ))
+        .execute(&mut conn)
+        .map_err(|err| {
+            error!(
+                "failed to insert into limits: {}, error: {err:?}",
+                &req.email
+            );
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+
+    let salt = SaltString::generate(&mut OsRng);
+    let argon2 = Argon2::default();
+    let password_hash = argon2
+        .hash_password(req.password.as_bytes(), &salt)
+        .map_err(|err| {
+            error!("failed to hash password: {err:?}");
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+
+    let user_id = Uuid::new_v4().to_string();
+    diesel::insert_into(users::users)
+        .values((
+            users::id.eq(&user_id),
+            users::created_at.eq(Utc::now().naive_utc()),
+            users::last_connected_at.eq(Utc::now().naive_utc()),
+            users::email.eq(&req.email),
+            users::password.eq(password_hash.to_string()),
+            users::name.eq(&req.name),
+            users::limits.eq(&limit_id),
+            // FIXME(sofia): Implement diesel::Expression for List
+            users::assets.eq("[]"),
+        ))
+        .execute(&mut conn)
+        .map_err(|err| {
+            error!("failed to insert into users: {}, error: {err:?}", req.email);
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+
+    let token = crate::auth::encode_jwt(&JwtUser {
+        uid: user_id,
+        email: req.email,
+        name: req.name,
+        exp: expiration_time(),
+    })
+    .map_err(|err| {
+        error!("token couldn't be encoded: {:?}", err);
+        StatusCode::INTERNAL_SERVER_ERROR
+    })?;
+
+    Ok(Json(RegisterResponse { token }))
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+struct HttpHeir {
+    id: String,
+    contact_method: String,
+    name: String,
+    value: String,
+}
+
+impl From<crate::database::models::Heir> for HttpHeir {
+    fn from(value: crate::database::models::Heir) -> Self {
+        Self {
+            id: value.id,
+            // Only e-mail is implemented right now
+            contact_method: "email".into(),
+            name: value.name,
+            value: value.email.unwrap(),
+        }
+    }
+}
+
+async fn list_heirs(
+    Database(mut conn): Database,
+    ExtractJwtUser(user): ExtractJwtUser,
+) -> Result<Json<Vec<HttpHeir>>, StatusCode> {
+    let heirs = actions::list_heirs(&user.uid, &mut conn)
+        .map_err(|err| {
+            error!(
+                "failed to obtain heirs: {}, error: {err:?}",
+                user.uid
+            );
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+    
+    Ok(Json(heirs.into_iter().map(HttpHeir::from).collect()))
+}
+
+#[derive(Debug, Deserialize)]
+#[serde(rename_all = "camelCase")]
+struct InsertHeirRequest {
+    contact_method: String,
+    name: String,
+    value: String,
+}
+
+async fn insert_heir(
+    Database(mut conn): Database,
+    ExtractJwtUser(user): ExtractJwtUser,
+    Json(req): Json<InsertHeirRequest>,
+) -> Result<Json<Vec<HttpHeir>>, StatusCode> {
+    use crate::database::schema::heirs::dsl::*;
+
+    let heir_id = Uuid::new_v4().to_string();
+    diesel::insert_into(heirs)
+        .values((
+            id.eq(heir_id),
+            created_at.eq(Utc::now().naive_utc()),
+            user_id.eq(&user.uid),
+            name.eq(req.name),
+            // Only e-mail is implemented right now
+            email.eq(req.value),
+        ))
+        .execute(&mut conn)
+        .map_err(|err| {
+            error!(
+                "failed to insert into heirs: {}, error: {err:?}",
+                user.uid
+            );
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+
+    let heirs_list = actions::list_heirs(&user.uid, &mut conn)
+        .map_err(|err| {
+            error!(
+                "failed to obtain heirs: {}, error: {err:?}",
+                user.uid
+            );
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+    
+    Ok(Json(heirs_list.into_iter().map(HttpHeir::from).collect()))
+}
+
+#[derive(Debug, Deserialize)]
+struct DeleteHeirRequest {
+    id: String,
+}
+
+async fn delete_heir(
+    Database(mut conn): Database,
+    ExtractJwtUser(user): ExtractJwtUser,
+    Json(req): Json<DeleteHeirRequest>,
+) -> Result<Json<Vec<HttpHeir>>, StatusCode> {
+    use crate::database::schema::heirs::dsl::*;
+
+    diesel::delete(heirs.filter(id.eq(&req.id))).execute(&mut conn)
+        .map_err(|err| {
+            error!(
+                "failed to delete from heirs: {}, heir_id: {}, error: {err:?}",
+                user.uid,
+                req.id,
+            );
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+
+    let heirs_list = actions::list_heirs(&user.uid, &mut conn)
+        .map_err(|err| {
+            error!(
+                "failed to obtain heirs: {}, error: {err:?}",
+                user.uid,
+            );
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+    
+    Ok(Json(heirs_list.into_iter().map(HttpHeir::from).collect()))
+}

identity-api-rs/src/http/routes/entry.rs

@@ -0,0 +1,295 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 crate::{
+    database::{
+        actions,
+        list::List,
+        models::{DateEntry, LocationEntry, MusicEntry},
+    },
+    http::{
+        entry::*,
+        extractors::{
+            auth::{ExtractJwtUser, ExtractUser},
+            database::Database,
+        },
+    },
+    AppState,
+};
+use axum::{
+    extract::Query,
+    http::StatusCode,
+    routing::{delete, get, put},
+    Json, Router,
+};
+use chrono::{NaiveDate, NaiveDateTime, NaiveTime, Utc};
+use diesel::{ExpressionMethods, QueryDsl, RunQueryDsl};
+use serde::Deserialize;
+use serde_json::json;
+use tracing::{error, info, warn};
+use uuid::Uuid;
+
+pub fn entry_router() -> Router<AppState> {
+    Router::new()
+        .route("/entry", delete(delete_entry))
+        .route("/entry", put(insert_entry))
+        .route("/entry/list", get(list_entries))
+}
+
+#[derive(Debug, Deserialize)]
+struct DeleteEntryQuery {
+    entry_id: String,
+}
+
+// FIXME(sofia): Error on non existent entry_id
+async fn delete_entry(
+    Database(mut conn): Database,
+    Query(query): Query<DeleteEntryQuery>,
+    ExtractJwtUser(user): ExtractJwtUser,
+) -> Result<(), StatusCode> {
+    use crate::database::schema::entries::dsl::*;
+
+    if let Err(err) = diesel::delete(entries.filter(id.eq(&query.entry_id))).execute(&mut conn) {
+        error!(
+            "failed to delete from heirs: {}, entry_id: {}, error: {:?}",
+            user.uid, query.entry_id, err
+        );
+        return Err(StatusCode::INTERNAL_SERVER_ERROR);
+    }
+
+    info!("deleted entry {}", query.entry_id);
+    Ok(())
+}
+
+#[derive(Debug, Deserialize)]
+struct ListEntriesQuery {
+    offset: i64,
+    limit: i64,
+}
+
+async fn list_entries(
+    Database(mut conn): Database,
+    Query(query): Query<ListEntriesQuery>,
+    ExtractUser(user): ExtractUser,
+) -> Result<Json<Vec<HttpEntry>>, StatusCode> {
+    let entries = actions::list_entries_recursive(&user.id, query.offset, query.limit, &mut conn)
+        .map_err(|err| {
+            error!("failed to obtain entries {}: {err:?}", user.id);
+            StatusCode::INTERNAL_SERVER_ERROR
+        })?;
+    
+    Ok(Json(
+        entries
+            .into_iter()
+            .filter_map(|v| HttpEntry::try_from(v).ok())
+            .collect(),
+    ))
+}
+
+#[derive(Debug, Deserialize)]
+struct InsertEntryBody {
+    entry: HttpEntry,
+}
+
+async fn insert_entry(
+    Database(mut conn): Database,
+    ExtractUser(user): ExtractUser,
+    Json(entry): Json<InsertEntryBody>,
+) -> Result<(), StatusCode> {
+    let mut music_entry: Option<MusicEntry> = None;
+    let mut location_entry: Option<LocationEntry> = None;
+    let mut date_entry: Option<DateEntry> = None;
+
+    let entry = entry.entry;
+    match entry.base {
+        HttpEntryBase::Album {
+            ref artist,
+            ref title,
+            ref links,
+            ref id,
+        }
+        | HttpEntryBase::Song {
+            ref artist,
+            ref title,
+            ref links,
+            ref id,
+        } => {
+            music_entry = Some(MusicEntry {
+                id: Uuid::new_v4().to_string(),
+                // FIXME(sofia): These clones seems unnecesary
+                title: title.to_owned(),
+                links: links.clone().into(),
+                artist: artist.clone(),
+                universal_ids: id.clone().into(),
+            })
+        }
+        HttpEntryBase::Environment { ref location } => {
+            if entry.title.as_ref().is_none_or(|v| v.is_empty()) {
+                warn!(
+                    "no title in request for inserting environment entry: {}",
+                    user.id
+                );
+                return Err(StatusCode::BAD_REQUEST);
+            }
+
+            if let Some(location) = location {
+                match location {
+                    HttpEntryLocation::Description(description) => {
+                        location_entry = Some(LocationEntry {
+                            id: Uuid::new_v4().to_string(),
+                            // FIXME(sofia): This clone seems unnecesary
+                            location_text: Some(description.clone()),
+                            location_coordinates: None,
+                        })
+                    }
+                    HttpEntryLocation::Exact {
+                        latitude,
+                        longitude,
+                    } => {
+                        location_entry = Some(LocationEntry {
+                            id: Uuid::new_v4().to_string(),
+                            location_text: None,
+                            location_coordinates: Some(
+                                json!({
+                                    "latitude": latitude,
+                                    "longitude": longitude,
+                                })
+                                .to_string(),
+                            ),
+                        })
+                    }
+                }
+            }
+        }
+        HttpEntryBase::Date {
+            ref referenced_date,
+        } => {
+            let naive_date = NaiveDate::parse_from_str(referenced_date, "%Y-%m-%d")
+                .map_err(|err| {
+                    warn!(
+                        "invalid date in request for inserting entry: {}, err: {err:?}",
+                        user.id
+                    );
+                    StatusCode::BAD_REQUEST
+                })?;
+
+            date_entry = Some(DateEntry {
+                id: Uuid::new_v4().to_string(),
+                referenced_date: NaiveDateTime::new(
+                    naive_date,
+                    NaiveTime::from_hms_milli_opt(0, 0, 0, 0).unwrap(),
+                ),
+            });
+        }
+        HttpEntryBase::Event => {
+            if entry.description.as_ref().is_none_or(|v| v.is_empty()) {
+                warn!(
+                    "no description or title in request for inserting event entry: {}",
+                    user.id
+                );
+                return Err(StatusCode::BAD_REQUEST);
+            }
+        }
+        HttpEntryBase::Memory => {
+            if entry.description.as_ref().is_none_or(|v| v.is_empty())
+                || entry.title.as_ref().is_none_or(|v| v.is_empty())
+            {
+                warn!(
+                    "no description or title in request for inserting memory entry: {}",
+                    user.id
+                );
+                return Err(StatusCode::BAD_REQUEST);
+            }
+        }
+        HttpEntryBase::Feeling => {
+            if entry.feelings.is_empty() {
+                warn!(
+                    "no feelings in request for inserting feeling entry: {}",
+                    user.id
+                );
+                return Err(StatusCode::BAD_REQUEST);
+            }
+        }
+    }
+
+    let music_entry_id = music_entry.as_ref().map(|v| v.id.clone());
+    music_entry
+        .map(|music_entry| {
+            actions::insert_music_entry(&music_entry, &mut conn).map_err(|err| {
+                error!(
+                    "failed to insert into music_entries: {}, error: {err:?}",
+                    user.id
+                );
+                StatusCode::INTERNAL_SERVER_ERROR
+            })
+        })
+        .transpose()?;
+
+    let location_entry_id = location_entry.as_ref().map(|v| v.id.clone());
+    location_entry
+        .map(|location_entry| {
+            actions::insert_location_entry(&location_entry, &mut conn).map_err(|err| {
+                error!(
+                    "failed to insert into location_entries: {}, error: {err:?}",
+                    user.id
+                );
+                StatusCode::INTERNAL_SERVER_ERROR
+            })
+        })
+        .transpose()?;
+
+    let date_entry_id = date_entry.as_ref().map(|v| v.id.clone());
+    date_entry
+        .map(|date_entry| {
+            actions::insert_date_entry(&date_entry, &mut conn).map_err(|err| {
+                error!(
+                    "failed to insert into date_entries: {}, error: {err:?}",
+                    user.id
+                );
+                StatusCode::INTERNAL_SERVER_ERROR
+            })
+        })
+        .transpose()?;
+
+    {
+        use crate::database::schema::entries::dsl as entries;
+        diesel::insert_into(entries::entries)
+            .values((
+                entries::id.eq(Uuid::new_v4().to_string()),
+                entries::user_id.eq(&user.id),
+                entries::created_at.eq(Utc::now().naive_utc()),
+                entries::feelings.eq(List::from(entry.feelings).to_string()),
+                // FIXME(sofia): Check that the assets exists
+                entries::assets.eq(List::from(entry.assets).to_string()),
+                entries::title.eq(&entry.title),
+                entries::description.eq(&entry.description),
+                entries::kind.eq(&entry.base.kind()),
+                entries::date_entry.eq(date_entry_id),
+                entries::music_entry.eq(music_entry_id),
+                entries::location_entry.eq(location_entry_id),
+            ))
+            .execute(&mut conn)
+            .map_err(|err| {
+                error!(
+                    "failed to insert into entries: {}, error: {err:?}",
+                    user.id
+                );
+                StatusCode::INTERNAL_SERVER_ERROR
+            })?;
+    }
+
+    Ok(())
+}

identity-api-rs/src/http/routes/mod.rs

@@ -0,0 +1,18 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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/>.
+
+pub mod auth;
+pub mod entry;

identity-api-rs/src/main.rs

@@ -0,0 +1,133 @@
+// Identity. Store your memories and mental belongings
+// Copyright (C) 2024  Sofía Aritz
+//
+// 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 axum::{
+    extract::{MatchedPath, Request},
+    http::{
+        header::{ACCEPT, AUTHORIZATION, CONTENT_TYPE},
+        Method,
+    },
+    response::Response,
+    routing::get,
+    Router,
+};
+use database::create_connection_pool;
+use diesel::{r2d2::ConnectionManager, SqliteConnection};
+use env::{listen_port, LoadEnvError};
+use http::routes::{auth::auth_router, entry::entry_router};
+use r2d2::Pool;
+use tokio::time::Duration;
+use tower_http::{
+    classify::ServerErrorsFailureClass,
+    cors::{Any, CorsLayer},
+    trace::TraceLayer,
+};
+use tracing::{error, info, info_span, warn, Span};
+use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
+
+mod auth;
+mod database;
+mod env;
+mod http;
+
+#[derive(Clone)]
+struct AppState {
+    pool: Pool<ConnectionManager<SqliteConnection>>,
+}
+
+#[tokio::main]
+async fn main() {
+    let _ = env::load_env().inspect_err(|e| match e {
+        LoadEnvError::DotenvyError(error) => panic!("failed to load .env file: {:?}", error),
+        LoadEnvError::MissingVariable(variable) => {
+            panic!("missing environment variable: `{variable}`")
+        }
+    });
+
+    tracing_subscriber::registry()
+        .with(
+            tracing_subscriber::EnvFilter::try_from_default_env().unwrap_or_else(|_| {
+                // axum logs rejections from built-in extractors with the `axum::rejection`
+                // target, at `TRACE` level. `axum::rejection=trace` enables showing those events
+                format!(
+                    "{}=debug,tower_http=debug,axum::rejection=trace",
+                    env!("CARGO_CRATE_NAME")
+                )
+                .into()
+            }),
+        )
+        .with(tracing_subscriber::fmt::layer())
+        .init();
+
+    // FIXME(sofia): Add an cors config in env vars
+    let cors = CorsLayer::new()
+        .allow_methods(vec![Method::GET, Method::POST, Method::PUT, Method::DELETE])
+        .allow_headers([AUTHORIZATION, ACCEPT, CONTENT_TYPE])
+        .allow_origin(Any)
+        .allow_credentials(false);
+
+    let state = AppState {
+        pool: create_connection_pool().expect("failed to create database connection pool"),
+    };
+
+    let app = Router::new()
+        .route("/", get(landing))
+        .merge(auth_router())
+        .merge(entry_router())
+        .with_state(state)
+        .layer(
+            TraceLayer::new_for_http()
+                .make_span_with(|request: &Request<_>| {
+                    let matched_path = request
+                        .extensions()
+                        .get::<MatchedPath>()
+                        .map(MatchedPath::as_str);
+
+                    info_span!(
+                        "http_request",
+                        method = ?request.method(),
+                        matched_path,
+                    )
+                })
+                .on_response(|response: &Response, _latency: Duration, _span: &Span| {
+                    if response.status().is_client_error() {
+                        warn!("client error: {}", response.status().to_string());
+                    } else {
+                        info!("finished processing request");
+                    }
+                })
+                .on_failure(
+                    |error: ServerErrorsFailureClass, _latency: Duration, _span: &Span| {
+                        error!("internal server error: {}", error.to_string(),);
+                    },
+                ),
+        )
+        .layer(cors);
+
+    // FIXME(sofia): Add an env var to change the bind addr
+    let listener = tokio::net::TcpListener::bind(format!("0.0.0.0:{}", listen_port()))
+        .await
+        .expect("failed to bind");
+
+    println!("listening on http://{}", listener.local_addr().unwrap());
+    axum::serve(listener, app)
+        .await
+        .expect("failed to serve app");
+}
+
+async fn landing() -> &'static str {
+    env::landing_message()
+}

identity-api/src/database.ts

@@ -215,7 +215,7 @@ export async function startDatabase() {
                     let musicDetails = (
                         await database.select().from(musicEntries).where(eq(musicEntries.id, entry.musicEntry))
                     )[0];
-                    (musicDetails["link"] as any) = fromDBList(musicDetails.links);
+                    (musicDetails["links"] as any) = fromDBList(musicDetails.links);
                     (musicDetails["id"] as any) = fromDBList(musicDetails.universalIDs);
 
                     musicDetails["links"] = undefined;

identity-api/src/routes/auth/heirs.ts

@@ -102,7 +102,7 @@ export default function register(app: AppInterface, auth: AuthInterface, databas
                 return;
             }
 
-            await database.removeHeir(request.body);
+            await database.removeHeir(request.body.id);
 
             return (await database.listHeirs(payload.uid))
                 .map((v) => (v["contactMethod"] = "email"))
@@ -111,9 +111,9 @@ export default function register(app: AppInterface, auth: AuthInterface, databas
         },
         schema: {
             headers: { $ref: "schema://identity/authorization" },
-            body: {
-                type: "string",
-            },
+            body: Type.Object({
+                id: Type.String(),
+            }),
         },
     });
 }

identity-api/src/routes/entry/index.ts

@@ -53,7 +53,7 @@ const PutEntryBody = Type.Object({
                 kind: Type.String(),
                 artist: Type.String(),
                 title: Type.String(),
-                link: Type.Array(Type.String()),
+                links: Type.Array(Type.String()),
                 id: Type.Array(
                     Type.Object({
                         provider: Type.String(),
@@ -111,7 +111,7 @@ export default function registerRoutes(app: AppInterface, auth: AuthInterface, d
                     id: randomUUID(),
                     title: entry.base.title,
                     artist: entry.base.artist,
-                    links: toDBList(entry.base.link),
+                    links: toDBList(entry.base.links),
                     universalIDs: toDBList(entry.base.id),
                 };
             } else if (entry.base.kind === "environment" && "location" in entry.base) {

identity-web/src/lib/api.ts

@@ -145,7 +145,10 @@ export async function removeHeir(credentials: Credentials, heirID: string): Prom
 	return await asJson(
 		sendRequest('/auth/heirs', credentials, {
 			method: 'DELETE',
-			body: heirID
+			headers: {
+				'Content-Type': 'application/json'
+			},
+			body: JSON.stringify({ id: heirID })
 		})
 	);
 }

identity-web/src/lib/entry.ts

@@ -115,7 +115,7 @@ export type SongEntry = {
 	kind: 'song';
 	artist: string;
 	title: string;
-	link: string[];
+	links: string[];
 	id: UniversalID[];
 };
 
@@ -123,7 +123,7 @@ export type AlbumEntry = {
 	kind: 'album';
 	artist: string;
 	title: string;
-	link: string[];
+	links: string[];
 	id: UniversalID[];
 };
 

identity-web/src/routes/dashboard/Entries.svelte

@@ -121,8 +121,8 @@
 	>
 		<div slot="contracted">
 			{#if entry.base.kind === 'song' || entry.base.kind === 'album'}
-				{#if entry.base.link[0] != null}
-					<ExternalLink href={entry.base.link[0]}>
+				{#if entry.base.links[0] != null}
+					<ExternalLink href={entry.base.links[0]}>
 						{entry.base.artist} &dash; {entry.base.title}
 					</ExternalLink>
 				{:else}
@@ -163,8 +163,8 @@
 			</div>
 
 			{#if entry.base.kind === 'song' || entry.base.kind === 'album'}
-				{#if entry.base.link[0] != null}
-					<ExternalLink href={entry.base.link[0]}>
+				{#if entry.base.links[0] != null}
+					<ExternalLink href={entry.base.links[0]}>
 						{entry.base.artist} &dash; {entry.base.title}
 					</ExternalLink>
 				{:else}

identity-web/src/routes/entry/new/+page.svelte

@@ -38,7 +38,7 @@
 					kind: values.kind,
 					artist: values.artist,
 					title: values.musicTitle,
-					link: [values.spotify, values.yt, values.otherProvider].filter(
+					links: [values.spotify, values.yt, values.otherProvider].filter(
 						(v) => v != null && v.length > 0
 					),
 					// FIXME: Infer Universal IDs (Spotify URL, etc)