Adds create order transactiom

packages/medusa-interfaces/src/base-model.js

@@ -44,6 +44,13 @@ class BaseModel {
     return mongoose.model(this.getModelName(), this.getSchema())
   }
 
+  /**
+   * @private
+   */
+  startSession() {
+    return this.mongooseModel_.startSession()
+  }
+
   /**
    * Queries the mongoose model via the mongoose's findOne.
    * @param query {object} a mongoose selector query

packages/medusa-payment-stripe/src/services/stripe-provider.js

@@ -35,7 +35,7 @@ class StripeProviderService extends PaymentService {
       return status
     }
 
-    if (paymentIntent.status === "requires_action") {
+    if (paymentIntent.status === "requires_capture") {
       status = "authorized"
     }
 

packages/medusa/src/models/order.js

@@ -18,7 +18,7 @@ class OrderModel extends BaseModel {
     // awaiting, captured, refunded
     payment_status: { type: String, default: "awaiting" },
     email: { type: String, required: true },
-    cart_id: { type: String },
+    cart_id: { type: String, unique: true, sparse: true },
     billing_address: { type: AddressSchema, required: true },
     shipping_address: { type: AddressSchema, required: true },
     items: { type: [LineItemSchema], required: true },

packages/medusa/src/services/order.js

@@ -174,6 +174,24 @@ class OrderService extends BaseService {
     return order
   }
 
+  /**
+   * Checks the existence of an order by cart id.
+   * @param {string} cartId - cart id to find order
+   * @return {Promise<Order>} the order document
+   */
+  async existsByCartId(cartId) {
+    const order = await this.orderModel_
+      .findOne({ metadata: { cart_id: cartId } })
+      .catch(err => {
+        throw new MedusaError(MedusaError.Types.DB_ERROR, err.message)
+      })
+
+    if (!order) {
+      return false
+    }
+    return true
+  }
+
   /**
    * @param {Object} selector - the query object for find
    * @return {Promise} the result of the find operation
@@ -188,28 +206,72 @@ class OrderService extends BaseService {
    * @return {Promise} resolves to the creation result.
    */
   async createFromCart(cart) {
-    const o = {
-      payment_method: cart.payment_method,
-      shipping_methods: cart.shipping_methods,
-      items: cart.items,
-      shipping_address: cart.shipping_address,
-      billing_address: cart.shipping_address,
-      region_id: cart.region_id,
-      email: cart.email,
-      customer_id: cart.customer_id,
-      cart_id: cart._id,
-    }
+    // Create DB session for transaction
+    const dbSession = await this.orderModel_.startSession()
 
-    return this.orderModel_
-      .create(o)
-      .then(result => {
-        // Notify subscribers
-        this.eventBus_.emit(OrderService.Events.PLACED, result)
-        return result
-      })
-      .catch(err => {
-        throw new MedusaError(MedusaError.Types.DB_ERROR, err.message)
+    try {
+      // Initialize DB transaction
+      await dbSession.withTransaction(async () => {
+        // Check if order from cart already exists
+        // If so, this function throws
+        const exists = await this.existsByCartId(cart._id)
+        if (exists) {
+          throw new MedusaError(
+            MedusaError.types.INVALID_ARGUMENT,
+            "Order from cart already exists"
+          )
+        }
+
+        // Throw if payment method does not exist
+        if (!cart.payment_method) {
+          throw new MedusaError(
+            MedusaError.types.INVALID_ARGUMENT,
+            "Cart does not contain a payment method"
+          )
+        }
+
+        const { payment_method } = cart
+
+        const paymentProvider = await this.paymentProviderService_.retrieveProvider(
+          payment_method.provider_id
+        )
+        const paymentStatus = await paymentProvider.getStatus(
+          payment_method.data
+        )
+
+        // If payment status is not authorized, we throw
+        if (paymentStatus !== "authorized") {
+          throw new MedusaError(
+            MedusaError.types.INVALID_ARGUMENT,
+            "Payment method is not authorized"
+          )
+        }
+
+        const o = {
+          payment_method: cart.payment_method,
+          shipping_methods: cart.shipping_methods,
+          items: cart.items,
+          shipping_address: cart.shipping_address,
+          billing_address: cart.shipping_address,
+          region_id: cart.region_id,
+          email: cart.email,
+          customer_id: cart.customer_id,
+          cart_id: cart._id,
+        }
+
+        const orderDocument = await this.orderModel_.create(o)
+        // Commit transaction
+        await dbSession.commitTransaction()
+        // Emit and return
+        this.eventBus_emit(OrderService.Events.PLACED, orderDocument)
+        return orderDocument
       })
+    } catch (error) {
+      console.log(error)
+      await dbSession.abortTransaction()
+    } finally {
+      await dbSession.endSession()
+    }
   }
 
   /**