feat(rocie-server): Implement basic user handling and authentication

2 files changed, 118 insertions, 0 deletions

diff --git a/crates/rocie-server/src/storage/sql/insert/mod.rs b/crates/rocie-server/src/storage/sql/insert/mod.rs
index 8a15385..54717c3 100644
--- a/crates/rocie-server/src/storage/sql/insert/mod.rs
+++ b/crates/rocie-server/src/storage/sql/insert/mod.rs
@@ -13,6 +13,7 @@ pub(crate) mod product_parent;
 pub(crate) mod unit;
 pub(crate) mod unit_property;
 pub(crate) mod recipe;
+pub(crate) mod user;
 
 pub(crate) trait Transactionable:
     Sized + std::fmt::Debug + Serialize + DeserializeOwned
diff --git a/crates/rocie-server/src/storage/sql/insert/user/mod.rs b/crates/rocie-server/src/storage/sql/insert/user/mod.rs
new file mode 100644
index 0000000..325253e
--- /dev/null
+++ b/crates/rocie-server/src/storage/sql/insert/user/mod.rs
@@ -0,0 +1,117 @@
+use serde::{Deserialize, Serialize};
+use sqlx::query;
+use uuid::Uuid;
+
+use crate::storage::sql::{
+    insert::{Operations, Transactionable},
+    user::{PasswordHash, User, UserId},
+};
+
+#[derive(Debug, Deserialize, Serialize)]
+pub(crate) enum Operation {
+    RegisterUser {
+        id: UserId,
+        name: String,
+        description: Option<String>,
+        password_hash: PasswordHash,
+    },
+}
+
+impl Transactionable for Operation {
+    type ApplyError = apply::Error;
+    type UndoError = undo::Error;
+
+    async fn apply(self, txn: &mut sqlx::SqliteConnection) -> Result<(), apply::Error> {
+        match self {
+            Operation::RegisterUser {
+                id,
+                name,
+                description,
+                password_hash,
+            } => {
+                let password_hash = password_hash.to_string();
+
+                query!(
+                    "
+                    INSERT INTO users (id, name, password_hash, description)
+                    VALUES (?,?,?,?)
+",
+                    id,
+                    name,
+                    password_hash,
+                    description,
+                )
+                .execute(txn)
+                .await?;
+            }
+        }
+        Ok(())
+    }
+
+    async fn undo(self, txn: &mut sqlx::SqliteConnection) -> Result<(), undo::Error> {
+        match self {
+            Operation::RegisterUser {
+                id,
+                name,
+                description,
+                password_hash,
+            } => {
+                let password_hash = password_hash.to_string();
+
+                query!(
+                    "
+                    DELETE FROM users
+                    WHERE id = ? AND name = ? AND description = ? AND password_hash = ?;
+",
+                    id,
+                    name,
+                    description,
+                    password_hash,
+                )
+                .execute(txn)
+                .await?;
+            }
+        }
+        Ok(())
+    }
+}
+
+pub(crate) mod undo {
+    #[derive(thiserror::Error, Debug)]
+    pub(crate) enum Error {
+        #[error("Failed to execute undo sql statments: {0}")]
+        SqlError(#[from] sqlx::Error),
+    }
+}
+pub(crate) mod apply {
+    #[derive(thiserror::Error, Debug)]
+    pub(crate) enum Error {
+        #[error("Failed to execute apply sql statments: {0}")]
+        SqlError(#[from] sqlx::Error),
+    }
+}
+
+impl User {
+    pub(crate) fn register(
+        name: String,
+        password_hash: PasswordHash,
+        description: Option<String>,
+        ops: &mut Operations<Operation>,
+    ) -> Self {
+        let id = UserId::from(Uuid::new_v4());
+
+        ops.push(Operation::RegisterUser {
+            id,
+            name: name.clone(),
+            description: description.clone(),
+            password_hash: password_hash.clone(),
+        });
+
+        Self {
+            id,
+            name,
+            description,
+            password_hash,
+        }
+    }
+}