crea algunas funciones

src/lib/db/db.js

@@ -1,7 +1,7 @@
 /** @typedef {typeof import('better-sqlite3')} better-sqlite3 */
 import Database from 'better-sqlite3';
 
-export const db = new Database('./carteles_dev.sqlite', { fileMustExist: true, verbose: console.log })
+export const db = new Database('./carteles_dev.sqlite', { verbose: console.log })
 db.pragma("journal_mode = WAL");
 db.pragma("synchronous = normal");
 db.pragma("temp_store = memory");

src/lib/db/utils.js

@@ -0,0 +1,50 @@
+import { db } from '$lib/db/db';
+
+/** What all actions on DB return
+* @typedef {Object} DBActionResult
+* @property {string} [error]
+* @property {string} [success]
+*/
+
+/** Adds user to the db
+* @param {string} email
+* @param {string} passwordHash
+* @param {boolean} isAdmin
+* @returns {DBActionResult} return
+*/
+export const addUserToDB = (email, passwordHash, isAdmin) => {
+  if (!email || !passwordHash || !isAdmin) {
+    return {
+      error: "Either email, password or isAdmin are missing"
+    };
+  }
+  const addUser = db.prepare(`INSERT INTO Users(email,password,isAdmin) VALUES(?,?,?);`)
+  const result = addUser.run(email, passwordHash, isAdmin);
+  if (result.changes === 1) {
+    return {
+      success: `User '${email}' added to DB`
+    }
+  }
+  return { error: `Could not add user '${email}' to DB`, };
+}
+
+/** Removes user from db
+* @param {string} email
+* @returns {DBActionResult} return
+*/
+export const delUserFromDB = (email) => {
+  if (!email) {
+    return {
+      error: "Email not provided"
+    }
+  }
+  const delUser = db.prepare(`DELETE FROM Users WHERE email=${email};`);
+  const result = delUser.run();
+  if (result.changes === 1) {
+    return {
+      success: `User '${email}' removed successfully`
+    }
+  }
+  return { error: `Could not remove user '${email}' from DB` }
+}
+

src/lib/preview/Preview.svelte

@@ -2,7 +2,7 @@
 	/** @type {number} */ export let templateIndex;
 	/** @type {string} */ export let templateImage;
 
-	import { organizedBy, colabs, canvas, multiplier } from '$lib/stores/store';
+	import { organizedBy, colabs, canvas } from '$lib/stores/store';
 
 	import Heading from '$lib/components/Heading.svelte';
 	import Title from '$lib/components/Title.svelte';