Add: Use fail() to indicate action error

src/routes/(app)/compose/+page.server.js

@@ -3,6 +3,7 @@ import { getCategories, getCategoriesCached } from '$lib/server/db/category.js';
 import { createPost } from '$lib/server/db/post.js';
 import { getUserIDOfSession } from '$lib/server/db/user.js';
 import { parseIntNull } from '$lib/util.js';
+import { errorToFail, getError, getSuccess, runIfError, runIfSuccess } from '$lib/util.server.js';
 import { error, fail, redirect } from '@sveltejs/kit';
 
 export async function load({ cookies }) {
@@ -22,7 +23,11 @@ async function POST({ request, cookies }) {
   const userToken = cookies.get('token');
 
   if (!userToken) {
-    error(401, 'Need to be logged in!');
+    return fail(401, {
+      error: true,
+      title: 'Invalid session',
+      msg: 'Need to be logged in to perform this operation',
+    });
   }
 
   const data = await request.formData();
@@ -31,29 +36,40 @@ async function POST({ request, cookies }) {
   const content = data.get('content')?.toString();
 
   if (!categoryId) {
-    error(400, `Invalid category ID ${categoryId}`);
+    return fail(400, {
+      error: true,
+      title: 'Bad data',
+      msg: `Invalid category ID ${categoryId}`,
+    });
   }
 
   if (!name || !content) {
-    // return {
-    //   error: true,
-    // }  /** TODO: use fail() */
-    return fail(400, {reason: `Not all fields have been filled out`});
+    return fail(400, {
+      error: true,
+      title: 'Bad data',
+      msg: 'Name and Content must have content',
+    });
   }
 
   const category = (await getCategoriesCached([categoryId])).get(categoryId);
 
   if (!category) {
-    error(400, `Invalid category ID ${categoryId}`);
+    return fail(400, {
+      error: true,
+      title: 'Bad data',
+      msg: `Invalid category ID ${categoryId}`,
+    });
   }
 
   const result = await createPost(userToken, category, name, content);
   
-  if ('error' in result) {
+  runIfSuccess(result, (success) => {
+    redirect(303, `/posts/${success.result}`);
+  });
 
-  } else {
-    redirect(303, `/posts/${result.result}`);
-  }
+  return runIfError(result, (error) => {
+    return errorToFail(error);
+  });
 }
 
 export const actions = {

src/routes/(entry)/login/+page.server.js

@@ -1,5 +1,6 @@
 import { createUserSession } from "$lib/server/db/user";
-import { redirect } from "@sveltejs/kit";
+import { errorToFail, runIfError } from "$lib/util.server";
+import { fail, redirect } from "@sveltejs/kit";
 
 /** @type {import("@sveltejs/kit").ServerLoad} */
 export async function load({ cookies }) {
@@ -10,16 +11,16 @@ export async function load({ cookies }) {
 
 /** @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;
+    return fail(400, {
+      error: true,
+      title: 'Bad data',
+      msg: 'Username and Password cannot be empty',
+    });
   }
 
   const result = await createUserSession(username, password);
@@ -32,6 +33,10 @@ async function POST({ request, cookies }) {
 
     redirect(302, '/posts');
   }
+
+  return runIfError(result, (error) => {
+    return errorToFail(error);
+  });
 }
 
 /** @type {import("@sveltejs/kit").Actions} */

src/routes/(entry)/register/+page.server.js

@@ -1,5 +1,6 @@
 import { createUser } from '$lib/server/db/user';
-import { redirect } from '@sveltejs/kit';
+import { errorToFail, runIfError } from '$lib/util.server';
+import { fail, redirect } from '@sveltejs/kit';
 
 /** @type {import('@sveltejs/kit').ServerLoad} */
 export async function load({ cookies }) {
@@ -10,21 +11,23 @@ export async function load({ cookies }) {
 
 /** @type {import('@sveltejs/kit').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();
 
   if (!username || !password) {
-    return;
+    return fail(400, {
+      error: true,
+      title: 'Bad data',
+      msg: 'Username and Password cannot be empty',
+    });
   }
 
   const result = await createUser(username, password);
 
-  console.log(result);
+  return runIfError(result, (error) => {
+    return errorToFail(error);
+  });
 }
 
 /** @type {import('@sveltejs/kit').Actions} */