create sign in function (#30)

Author: FabioDiCeglie

src/.env

@@ -12,6 +12,7 @@ export class CustomerRepository extends AbstractResourceRepository {
   getTypeId(): ReferenceTypeId {
     return 'customer'
   }
+
   create(projectKey: string, draft: CustomerDraft): Customer {
     const resource: Customer = {
       ...getBaseResourceProperties(),
@@ -23,6 +24,7 @@ export class CustomerRepository extends AbstractResourceRepository {
     this.save(projectKey, resource)
     return resource
   }
+
   getMe(projectKey: string): Customer | undefined {
     const results = this._storage.query(projectKey, this.getTypeId(), {}) // grab the first customer you can find
     if (results.count > 0) {

src/repositories/customer.ts

@@ -26,6 +26,8 @@ export class MyCustomerService extends AbstractService {
 
     router.post('/signup', this.signUp.bind(this))
 
+    router.post('/login', this.signIn.bind(this))
+
     parent.use(`/${basePath}`, router)
   }
 
@@ -43,4 +45,27 @@ export class MyCustomerService extends AbstractService {
     const result = this._expandWithId(request, resource.id)
     return response.status(this.createStatusCode).send({ customer: result })
   }
+
+  signIn(request: Request, response: Response) {
+    const { email, password } = request.body
+    const encodedPassword = Buffer.from(password).toString('base64')
+
+    const result = this.repository.query(request.params.projectKey, {
+      where: [`email = "${email}"`, `password = "${encodedPassword}"`],
+    })
+
+    if (result.count === 0) {
+      return response.status(400).send({
+        message: 'Account with the given credentials not found.',
+        errors: [
+          {
+            code: 'InvalidCredentials',
+            message: 'Account with the given credentials not found.',
+          },
+        ],
+      })
+    }
+
+    return response.status(200).send({ customer: result.results[0] })
+  }
 }