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user.server.ts
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user.server.ts
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import arc from "@architect/functions";
import bcrypt from "bcryptjs";
import invariant from "tiny-invariant";
import getUuidByString from "uuid-by-string";
import { emailDomainsAllowlist } from "./constants.server";
const INITIAL_CREDITS_AMOUNT = 10
export type User = {
id: string; email: string;
picture: string;
provider: string;
providerID: string;
name: string;
credits: number;
};
export type Password = { password: string };
// DEPRECATED
function checkAllowlist(email: string): boolean {
return emailDomainsAllowlist.has(email.split('@')[1])
}
export async function getUserById(id: User["id"]): Promise<Pick<User, "id" | "email" | "credits"> | null> {
const db = await arc.tables();
const result = await db.user.query({
KeyConditionExpression: "pk = :pk",
ExpressionAttributeValues: { ":pk": id },
});
const [record] = result.Items;
if (record) return { id: record.pk, email: record.email, credits: record.credits };
return null;
}
export async function getUserByEmail(email: User["email"]) {
return getUserById(getUuidByString(email));
}
async function getUserPasswordByEmail(email: User["email"]) {
const db = await arc.tables();
const result = await db.password.query({
KeyConditionExpression: "pk = :pk",
ExpressionAttributeValues: { ":pk": getUuidByString(email) },
});
const [record] = result.Items;
if (record) return { hash: record.password };
return null;
}
const dePlussedEmail = (email: string): string => email.split('@')[0].split('+')[0] + '@' + email.split('@')[1];
export async function findOrCreate({
email,
picture,
provider,
providerID,
name,
}: Pick<User, "email" | "picture" | "provider" | "providerID" | "name">) {
const cleanEmail = dePlussedEmail(email)
const user = await getUserByEmail(cleanEmail)
if (user) {
return user
}
const allowlisted = checkAllowlist(cleanEmail)
if(!allowlisted) {
throw Error("This email is not allowlisted.")
}
const userId = getUuidByString(cleanEmail)
const db = await arc.tables();
await db.user.put({
pk: userId,
email,
picture,
provider,
providerID,
name,
credits: INITIAL_CREDITS_AMOUNT,
});
const newUser = await getUserByEmail(cleanEmail);
invariant(newUser, `User not found after being created. This should not happen`);
return newUser;
}
export async function createUser(
email: User["email"],
password: Password["password"]
) {
const cleanEmail = dePlussedEmail(email)
const allowlisted = checkAllowlist(cleanEmail)
if(!allowlisted) {
throw Error("This email is not allowlisted.")
}
const hashedPassword = await bcrypt.hash(password, 10);
const userId = getUuidByString(cleanEmail)
const db = await arc.tables();
await db.password.put({
pk: userId,
password: hashedPassword,
});
await db.user.put({
pk: userId,
email,
credits: 10,
});
const user = await getUserByEmail(cleanEmail);
invariant(user, `User not found after being created. This should not happen`);
return user;
}
export async function deleteUser(email: User["email"]) {
const db = await arc.tables();
const userId = getUuidByString(email)
await db.password.delete({ pk: userId });
await db.user.delete({ pk: userId });
}
export async function verifyLogin(
email: User["email"],
password: Password["password"]
) {
const userPassword = await getUserPasswordByEmail(email);
if (!userPassword) {
return undefined;
}
const isValid = await bcrypt.compare(password, userPassword.hash);
if (!isValid) {
return undefined;
}
return getUserByEmail(email);
}
export async function checkCredits(
id: User["id"]
) {
const user = await getUserById(id)
if (!user) {
return 0
}
return user.credits
}