From b8b453aba0c3a959f39635cc4168a6a9acf051f4 Mon Sep 17 00:00:00 2001
From: Faruk AYDIN <omerfaruk26@gmail.com>
Date: Sat, 18 Feb 2023 14:49:12 +0100
Subject: [PATCH] feat: Implement createUser mutation

---
 .../backend/src/graphql/mutation-resolvers.ts |  2 ++
 .../src/graphql/mutations/create-user.ee.ts   | 28 +++++++++++++++++++
 packages/backend/src/graphql/schema.graphql   |  6 ++++
 .../backend/src/helpers/authentication.ts     |  1 +
 4 files changed, 37 insertions(+)
 create mode 100644 packages/backend/src/graphql/mutations/create-user.ee.ts

diff --git a/packages/backend/src/graphql/mutation-resolvers.ts b/packages/backend/src/graphql/mutation-resolvers.ts
index 97cec0a4..ecd49dce 100644
--- a/packages/backend/src/graphql/mutation-resolvers.ts
+++ b/packages/backend/src/graphql/mutation-resolvers.ts
@@ -12,6 +12,7 @@ import deleteFlow from './mutations/delete-flow';
 import createStep from './mutations/create-step';
 import updateStep from './mutations/update-step';
 import deleteStep from './mutations/delete-step';
+import createUser from './mutations/create-user.ee';
 import updateUser from './mutations/update-user';
 import login from './mutations/login';
 
@@ -30,6 +31,7 @@ const mutationResolvers = {
   createStep,
   updateStep,
   deleteStep,
+  createUser,
   updateUser,
   login,
 };
diff --git a/packages/backend/src/graphql/mutations/create-user.ee.ts b/packages/backend/src/graphql/mutations/create-user.ee.ts
new file mode 100644
index 00000000..804daf00
--- /dev/null
+++ b/packages/backend/src/graphql/mutations/create-user.ee.ts
@@ -0,0 +1,28 @@
+import User from '../../models/user';
+
+type Params = {
+  input: {
+    email: string;
+    password: string;
+  };
+};
+
+const createUser = async (_parent: unknown, params: Params) => {
+  const { email, password } = params.input;
+
+  const existingUser = await User.query().findOne({ email });
+
+  if (existingUser) {
+    throw new Error('User already exists!');
+  }
+
+  const user = await User.query().insert({
+    email,
+    password,
+    role: 'user',
+  });
+
+  return user;
+};
+
+export default createUser;
diff --git a/packages/backend/src/graphql/schema.graphql b/packages/backend/src/graphql/schema.graphql
index fecf5ceb..5d95a4de 100644
--- a/packages/backend/src/graphql/schema.graphql
+++ b/packages/backend/src/graphql/schema.graphql
@@ -48,6 +48,7 @@ type Mutation {
   createStep(input: CreateStepInput): Step
   updateStep(input: UpdateStepInput): Step
   deleteStep(input: DeleteStepInput): Step
+  createUser(input: CreateUserInput): User
   updateUser(input: UpdateUserInput): User
   login(input: LoginInput): Auth
 }
@@ -300,6 +301,11 @@ input DeleteStepInput {
   id: String!
 }
 
+input CreateUserInput {
+  email: String
+  password: String
+}
+
 input UpdateUserInput {
   email: String
   password: String
diff --git a/packages/backend/src/helpers/authentication.ts b/packages/backend/src/helpers/authentication.ts
index 037f6baa..837a3736 100644
--- a/packages/backend/src/helpers/authentication.ts
+++ b/packages/backend/src/helpers/authentication.ts
@@ -29,6 +29,7 @@ const authentication = shield(
     Mutation: {
       '*': isAuthenticated,
       login: allow,
+      createUser: allow,
     },
   },
   {