Add: User Logging in

src/lib/server/db/post.js

@@ -131,7 +131,7 @@ export async function getPost(post_id, opts = {}) {
     }
   }();
 
-  const category_guess = await getCategoryCached(sql, post['category_id']);
+  const category_guess = await getCategoryCached(post['category_id']);
   if (Object.hasOwn(category_guess, 'error')) {
     return {
       error: true,

src/lib/server/db/user.js

@@ -134,3 +134,47 @@ export async function createUser(username, password) {
     success: true,
   };
 }
+
+/**
+ * @param {string} username 
+ * @param {string} password 
+ * @returns {Promise<import('$types/status').Success | import('$types/status').Error>}
+ */
+export async function createUserSession(username, password) {
+  const select = sql`
+  SELECT password, id
+  FROM doki8902.user
+  WHERE username = ${ username };`;
+
+  const result = await select;
+
+  if (result.length == 0) {
+    return {
+      error: true,
+      msg: 'Username or password is incorrect',
+    };
+  }
+
+  const hashedPassword = result[0]['password'];
+
+  const isMatch = await verify(hashedPassword, password);
+
+  if (!isMatch) {
+    return {
+      error: true,
+      msg: 'Username or password is incorrect',
+    };
+  }
+
+  const insert = sql`
+  INSERT INTO doki8902.user_session (user_id)
+  VALUES (${ result[0]['id'] })
+  RETURNING token;`;
+
+  const token = await insert;
+
+  return {
+    success: true,
+    result: token[0]['token'],
+  };
+}