From eea87823d98f478f4a049309e586c3109a428f8e Mon Sep 17 00:00:00 2001
From: bloodwiing <bloodwiing+git@alchemix.dev>
Date: Thu, 16 May 2024 13:28:24 +0300
Subject: [PATCH] Add: User Logging in

---
 src/comp/entry/entryfield.svelte            | 45 +++++++++++++
 src/comp/entry/entryform.svelte             | 73 +++++++++++++++++++++
 src/lib/server/db/post.js                   |  2 +-
 src/lib/server/db/user.js                   | 44 +++++++++++++
 src/routes/(login)/login/+page.server.js    | 25 +++++++
 src/routes/(login)/login/+page.svelte       | 11 ++++
 src/routes/(login)/register/+page.server.js |  4 ++
 src/routes/(login)/register/+page.svelte    | 56 +++-------------
 src/types/status.ts                         |  1 +
 9 files changed, 212 insertions(+), 49 deletions(-)
 create mode 100644 src/comp/entry/entryfield.svelte
 create mode 100644 src/comp/entry/entryform.svelte

diff --git a/src/comp/entry/entryfield.svelte b/src/comp/entry/entryfield.svelte
new file mode 100644
index 0000000..ec6b230
--- /dev/null
+++ b/src/comp/entry/entryfield.svelte
@@ -0,0 +1,45 @@
+<script>
+  /**
+   * @type {string}
+   */
+  export let name;
+
+  /**
+   * @type {string}
+   */
+  export let labelName;
+
+  /**
+   * @type {'text' | 'password'}
+   */
+  export let type;
+
+  /**
+   * @type {'username' | 'new-password' | 'current-password'}
+   */
+  export let autocomplete;
+
+  /**
+   * @type {string | null}
+   */
+  export let value = null;
+
+  /** @type {import("svelte/elements").FormEventHandler<HTMLInputElement>} */
+  function onInput(e) {
+    value = e.target && 'value' in e.target && e.target?.value ? String(e.target?.value) : null;
+  }
+</script>
+
+<style lang="scss">
+  .pair {
+    display: flex;
+    flex-flow: column nowrap;
+    gap: 4px;
+    width: 100%;
+  }
+</style>
+
+<div class="pair">
+  <label class="noSelect" for="field-{name}">{labelName}</label>
+  <input {type} {name} id="field-{name}" {autocomplete} required on:input={onInput}>
+</div>
diff --git a/src/comp/entry/entryform.svelte b/src/comp/entry/entryform.svelte
new file mode 100644
index 0000000..c71f921
--- /dev/null
+++ b/src/comp/entry/entryform.svelte
@@ -0,0 +1,73 @@
+<script>
+  import Glowfx from "$comp/fx/glowfx.svelte";
+  import { createEventDispatcher } from "svelte";
+
+  const dispatch = createEventDispatcher();
+
+  /**
+   * @type {string}
+   */
+  export let action;
+
+  /**
+   * @type {'post'}
+   */
+  export let method = 'post';
+
+  /**
+   * @type {string}
+   */
+  export let formName;
+
+  /**
+   * @type {string}
+   */
+  export let submitText;
+</script>
+
+<style lang="scss">
+  h1 {
+    font-size: 2.5rem;
+  }
+
+  .name {
+    display: flex;
+    flex-flow: column nowrap;
+    gap: 8px;
+    width: 100%;
+    align-items: center;
+  }
+
+  .items {
+    display: flex;
+    flex-flow: column nowrap;
+    width: 100%;
+    gap: 32px;
+  }
+
+  button {
+    font-size: 1.1rem;
+    letter-spacing: 0em;
+
+    transition: letter-spacing 0.2s cubic-bezier(.18,.89,.32,1.28);
+
+    &:hover {
+      letter-spacing: 0.1em;
+    }
+  }
+</style>
+
+<form class="entryForm" {action} {method} on:submit={(e) => {dispatch('submit', e);}} {...$$restProps}>
+  <div class="name">
+    <h1 class="typeHead noSelect">{formName}</h1>
+    <slot name="belowName" />
+  </div>
+
+  <div class="items">
+    <slot />
+  </div>
+
+  <Glowfx borderRadius={4}>
+    <button class="button typeTitle noSelect" type="submit">{submitText}</button>
+  </Glowfx>
+</form>
diff --git a/src/lib/server/db/post.js b/src/lib/server/db/post.js
index 0abf4ac..e3801a0 100644
--- a/src/lib/server/db/post.js
+++ b/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,
diff --git a/src/lib/server/db/user.js b/src/lib/server/db/user.js
index 6e0732d..e0d052f 100644
--- a/src/lib/server/db/user.js
+++ b/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'],
+  };
+}
diff --git a/src/routes/(login)/login/+page.server.js b/src/routes/(login)/login/+page.server.js
index e69de29..d2ecd10 100644
--- a/src/routes/(login)/login/+page.server.js
+++ b/src/routes/(login)/login/+page.server.js
@@ -0,0 +1,25 @@
+import { createUserSession } from "$lib/server/db/user";
+
+/** @type {import("@sveltejs/kit").Action} */
+async function POST({ request, cookies }) {
+  if (request.method !== 'POST') {
+    return;
+  }
+
+  const data = await request.formData();
+  const username = data.get('username')?.toString();
+  const password = data.get('password')?.toString();
+
+  if (!username || !password) {
+    return;
+  }
+
+  const result = await createUserSession(username, password);
+
+  console.log(result);
+}
+
+/** @type {import("@sveltejs/kit").Actions} */
+export let actions = {
+  default: POST
+};
diff --git a/src/routes/(login)/login/+page.svelte b/src/routes/(login)/login/+page.svelte
index e69de29..9130a7c 100644
--- a/src/routes/(login)/login/+page.svelte
+++ b/src/routes/(login)/login/+page.svelte
@@ -0,0 +1,11 @@
+<script>
+  import Entryfield from "$comp/entry/entryfield.svelte";
+  import Entryform from "$comp/entry/entryform.svelte";
+</script>
+
+<Entryform action="/login" formName="Login" submitText="enter">
+  <a href="/register" slot="belowName">New here?</a>
+
+  <Entryfield name="username" labelName="Username" type="text" autocomplete="username"></Entryfield>
+  <Entryfield name="password" labelName="Password" type="password" autocomplete="current-password"></Entryfield>
+</Entryform>
diff --git a/src/routes/(login)/register/+page.server.js b/src/routes/(login)/register/+page.server.js
index 414eb31..b106527 100644
--- a/src/routes/(login)/register/+page.server.js
+++ b/src/routes/(login)/register/+page.server.js
@@ -11,6 +11,10 @@ export function load({ cookies }) {
 
 /** @type {import('./$types').Action} */
 async function POST({ request }) {
+  if (request.method !== 'POST') {
+    return;
+  }
+
   const data = await request.formData();
   const username = data.get('username')?.toString();
   const password = data.get('password')?.toString();
diff --git a/src/routes/(login)/register/+page.svelte b/src/routes/(login)/register/+page.svelte
index 09d17cb..5213b13 100644
--- a/src/routes/(login)/register/+page.svelte
+++ b/src/routes/(login)/register/+page.svelte
@@ -1,5 +1,6 @@
 <script>
-  import Glowfx from "$comp/fx/glowfx.svelte";
+  import Entryfield from "$comp/entry/entryfield.svelte";
+  import Entryform from "$comp/entry/entryform.svelte";
 
   /** @type {string} */
   let password;
@@ -14,51 +15,10 @@
   }
 </script>
 
-<style>
-  h1 {
-    font-size: 2.5rem;
-  }
+<Entryform action="/register" formName="Register" submitText="go!" on:submit={(e) => {submitForm(e.detail);}}>
+  <a href="/login" slot="belowName">Already a member?</a>
 
-  .items {
-    display: flex;
-    flex-flow: column nowrap;
-    width: 100%;
-    gap: 32px;
-  }
-
-  .pair {
-    display: flex;
-    flex-flow: column nowrap;
-    gap: 4px;
-    width: 100%;
-  }
-
-  button {
-    font-size: 1.3rem;
-    letter-spacing: 0.2em;
-  }
-</style>
-
-<form class="entryForm" action="/register" method="post" on:submit={submitForm}>
-  <h1 class="typeHead noSelect">Register</h1>
-  <div class="items">
-    <div class="pair">
-      <label class="noSelect" for="username">Username</label>
-      <input type="text" name="username" id="username" autocomplete="username" required>
-    </div>
-    
-    <div class="pair">
-      <label class="noSelect" for="password">Password</label>
-      <input type="password" name="password" id="password" autocomplete="new-password" required bind:value={password}>
-    </div>
-    
-    <div class="pair">
-      <label class="noSelect" for="repeatPassword">Repeat Password</label>
-      <input type="password" id="repeatPassword" autocomplete="new-password" required bind:value={repeatPassword}>
-    </div>
-  </div>
-
-  <Glowfx borderRadius={4}>
-    <button class="button typeTitle noSelect" type="submit">GO!</button>
-  </Glowfx>
-</form>
+  <Entryfield name="username" labelName="Username" type="text" autocomplete="username"></Entryfield>
+  <Entryfield name="password" labelName="Password" type="password" autocomplete="new-password" bind:value={password}></Entryfield>
+  <Entryfield name="repeatPassword" labelName="Confirm Password" type="password" autocomplete="new-password" bind:value={repeatPassword}></Entryfield>
+</Entryform>
diff --git a/src/types/status.ts b/src/types/status.ts
index 87ee3e9..a15fdb3 100644
--- a/src/types/status.ts
+++ b/src/types/status.ts
@@ -5,4 +5,5 @@ export type Error = {
 
 export type Success = {
   success: boolean,
+  result?: object,
 };