Adds endpoints to manage customers (#54)

packages/medusa/src/models/__mocks__/customer.js

@@ -26,6 +26,9 @@ export const CustomerModelMock = {
   }),
   deleteOne: jest.fn().mockReturnValue(Promise.resolve()),
   findOne: jest.fn().mockImplementation(query => {
+    if (query.email === "oliver@medusa.com") {
+      return Promise.resolve(customers.testCustomer)
+    }
     if (query._id === IdMap.getId("testCustomer")) {
       return Promise.resolve(customers.testCustomer)
     }

packages/medusa/src/models/customer.js

@@ -14,6 +14,9 @@ class CustomerModel extends BaseModel {
     first_name: { type: String, required: true },
     last_name: { type: String, required: true },
     billing_address: { type: AddressSchema },
+    password_hash: { type: String },
+    has_account: { type: Boolean, default: false },
+    orders: { type: [String], default: [] },
     metadata: { type: mongoose.Schema.Types.Mixed, default: {} },
   }
 }