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Mutation.js
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Mutation.js
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import { users } from '../users';
export const createUser = args => {
const { name, age, gender } = args;
const user = users.filter(user => user.name === name);
if (user.length === 0) {
const user = { name, age, gender };
users.push(user);
return user;
} else return `A user with that name already exists.`;
};
export const updateUser = args => {
const { id, name, age, gender } = args;
const user = users.filter(user => user.id === id);
if (user.length === 1) {
user[0].name = name;
user[0].age = age;
user[0].gender = gender;
return user[0]; // Actual backend will replace it existing user in DB
} else return `User doesn't exist for id ${id}.`;
};
export const deleteUser = args => {
const { id } = args;
const user = users.filter(user => user.id === id);
if (user.length === 1) {
return user[0]; // Actual backend will delete id matching user from DB
} else return `User doesn't exist for id ${id}.`;
};