authentication done

1 files changed, 84 insertions, 0 deletions

diff --git a/src/database/user.rs b/src/database/user.rs
new file mode 100644
index 0000000..ff7b1ab
--- /dev/null
+++ b/src/database/user.rs
@@ -0,0 +1,84 @@
+use crate::database::DatabaseWrapper;
+use serde::{Deserialize, Serialize};
+use sqlx::mysql::MySqlQueryResult;
+
+#[derive(Deserialize, Serialize)]
+pub struct User {
+    pub id: Option<i32>,
+    pub name: Option<String>,
+    password: Option<String>,
+}
+
+#[derive(Deserialize, Serialize)]
+pub struct UserForm {
+    name: Option<String>,
+    password: Option<String>,
+}
+
+impl DatabaseWrapper {
+    pub async fn register(&self, data: UserForm) -> Result<MySqlQueryResult, sqlx::Error> {
+        if data.name.is_none() || data.password.is_none() {
+            return Err(sqlx::Error::RowNotFound);
+        }
+
+        sqlx::query!(
+            "INSERT INTO user (name, password)
+            VALUE (?, PASSWORD(?))",
+            data.name,
+            data.password,
+        )
+        .execute(&self.db_pool)
+        .await
+    }
+
+    pub async fn login(&self, data: UserForm) -> Result<Option<User>, sqlx::Error> {
+        if data.name.is_none() || data.password.is_none() {
+            return Err(sqlx::Error::RowNotFound);
+        }
+
+        sqlx::query_as!(
+            User,
+            "SELECT * FROM user
+            WHERE ? = name
+            AND password(?) = password
+            ",
+            data.name,
+            data.password,
+        )
+        .fetch_optional(&self.db_pool)
+        .await
+    }
+
+    pub async fn delete_user(&self, data: UserForm) -> Result<MySqlQueryResult, sqlx::Error> {
+        if data.name.is_none() || data.password.is_none() {
+            return Err(sqlx::Error::RowNotFound);
+        }
+
+        match sqlx::query_as!(
+            User,
+            "SELECT * FROM user
+            WHERE name = ?
+            AND password = password(?)
+            ",
+            data.name,
+            data.password,
+        )
+        .fetch_one(&self.db_pool)
+        .await
+        {
+            Ok(_) => (),
+            Err(_) => return Err(sqlx::Error::RowNotFound),
+        };
+
+        sqlx::query!(
+            "DELETE FROM user
+            WHERE name = ?
+            AND password = password(?)
+            ",
+            data.name,
+            data.password,
+        )
+        .execute(&self.db_pool)
+        .await
+    }
+}