Update setup and recommendation project

pb/grpc/health/v1/health.proto

@@ -1,43 +0,0 @@
-// Copyright 2015 The gRPC Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// The canonical version of this proto can be found at
-// https://github.com/grpc/grpc-proto/blob/master/grpc/health/v1/health.proto
-
-syntax = "proto3";
-
-package grpc.health.v1;
-
-option csharp_namespace = "Grpc.Health.V1";
-option go_package = "google.golang.org/grpc/health/grpc_health_v1";
-option java_multiple_files = true;
-option java_outer_classname = "HealthProto";
-option java_package = "io.grpc.health.v1";
-
-message HealthCheckRequest {
-  string service = 1;
-}
-
-message HealthCheckResponse {
-  enum ServingStatus {
-    UNKNOWN = 0;
-    SERVING = 1;
-    NOT_SERVING = 2;
-  }
-  ServingStatus status = 1;
-}
-
-service Health {
-  rpc Check(HealthCheckRequest) returns (HealthCheckResponse);
-}

pb/services/adservice.proto

@@ -0,0 +1,27 @@
+syntax = "proto3";
+
+package hipstershop;
+
+
+// ------------Ad service------------------
+
+service AdService {
+    rpc GetAds(AdRequest) returns (AdResponse) {}
+}
+
+message AdRequest {
+    // List of important key words from the current page describing the context.
+    repeated string context_keys = 1;
+}
+
+message AdResponse {
+    repeated Ad ads = 1;
+}
+
+message Ad {
+    // url to redirect to when an ad is clicked.
+    string redirect_url = 1;
+
+    // short advertisement text to display.
+    string text = 2;
+}

pb/services/cartservice.proto

@@ -0,0 +1,37 @@
+syntax = "proto3";
+
+package hipstershop;
+
+// -----------------Cart service-----------------
+
+service CartService {
+    rpc AddItem(AddItemRequest) returns (Empty) {}
+    rpc GetCart(GetCartRequest) returns (Cart) {}
+    rpc EmptyCart(EmptyCartRequest) returns (Empty) {}
+}
+
+message CartItem {
+    string product_id = 1;
+    int32  quantity = 2;
+}
+
+message AddItemRequest {
+    string user_id = 1;
+    CartItem item = 2;
+}
+
+message EmptyCartRequest {
+    string user_id = 1;
+}
+
+message GetCartRequest {
+    string user_id = 1;
+}
+
+message Cart {
+    string user_id = 1;
+    repeated CartItem items = 2;
+}
+
+message Empty {}
+

pb/services/checkoutservice.proto

@@ -0,0 +1,24 @@
+syntax = "proto3";
+
+package hipstershop;
+
+
+// -------------Checkout service-----------------
+
+service CheckoutService {
+    rpc PlaceOrder(PlaceOrderRequest) returns (PlaceOrderResponse) {}
+}
+
+message PlaceOrderRequest {
+    string user_id = 1;
+    string user_currency = 2;
+
+    Address address = 3;
+    string email = 5;
+    CreditCardInfo credit_card = 6;
+}
+
+message PlaceOrderResponse {
+    OrderResult order = 1;
+}
+

pb/services/currencyservice.proto

@@ -0,0 +1,42 @@
+syntax = "proto3";
+
+package hipstershop;
+
+
+// -----------------Currency service-----------------
+
+service CurrencyService {
+    rpc GetSupportedCurrencies(Empty) returns (GetSupportedCurrenciesResponse) {}
+    rpc Convert(CurrencyConversionRequest) returns (Money) {}
+}
+
+// Represents an amount of money with its currency type.
+message Money {
+    // The 3-letter currency code defined in ISO 4217.
+    string currency_code = 1;
+
+    // The whole units of the amount.
+    // For example if `currencyCode` is `"USD"`, then 1 unit is one US dollar.
+    int64 units = 2;
+
+    // Number of nano (10^-9) units of the amount.
+    // The value must be between -999,999,999 and +999,999,999 inclusive.
+    // If `units` is positive, `nanos` must be positive or zero.
+    // If `units` is zero, `nanos` can be positive, zero, or negative.
+    // If `units` is negative, `nanos` must be negative or zero.
+    // For example $-1.75 is represented as `units`=-1 and `nanos`=-750,000,000.
+    int32 nanos = 3;
+}
+
+message GetSupportedCurrenciesResponse {
+    // The 3-letter currency code defined in ISO 4217.
+    repeated string currency_codes = 1;
+}
+
+message CurrencyConversionRequest {
+    Money from = 1;
+
+    // The 3-letter currency code defined in ISO 4217.
+    string to_code = 2;
+}
+

pb/services/emailservice.proto

@@ -0,0 +1,29 @@
+syntax = "proto3";
+
+package hipstershop;
+
+// -------------Email service-----------------
+
+service EmailService {
+    rpc SendOrderConfirmation(SendOrderConfirmationRequest) returns (Empty) {}
+}
+
+message OrderItem {
+    CartItem item = 1;
+    Money cost = 2;
+}
+
+message OrderResult {
+    string   order_id = 1;
+    string   shipping_tracking_id = 2;
+    Money shipping_cost = 3;
+    Address  shipping_address = 4;
+    repeated OrderItem items = 5;
+}
+
+message SendOrderConfirmationRequest {
+    string email = 1;
+    OrderResult order = 2;
+}
+
+

pb/services/paymentservice.proto

@@ -0,0 +1,26 @@
+syntax = "proto3";
+
+package hipstershop;
+
+// -------------Payment service-----------------
+
+service PaymentService {
+    rpc Charge(ChargeRequest) returns (ChargeResponse) {}
+}
+
+message CreditCardInfo {
+    string credit_card_number = 1;
+    int32 credit_card_cvv = 2;
+    int32 credit_card_expiration_year = 3;
+    int32 credit_card_expiration_month = 4;
+}
+
+message ChargeRequest {
+    Money amount = 1;
+    CreditCardInfo credit_card = 2;
+}
+
+message ChargeResponse {
+    string transaction_id = 1;
+}
+

pb/services/productcatalogservice.proto

@@ -0,0 +1,61 @@
+syntax = "proto3";
+
+package hipstershop;
+
+
+// ---------------Product Catalog----------------
+
+service ProductCatalogService {
+    rpc ListProducts(Empty) returns (ListProductsResponse) {}
+    rpc GetProduct(GetProductRequest) returns (Product) {}
+    rpc SearchProducts(SearchProductsRequest) returns (SearchProductsResponse) {}
+}
+
+// Represents an amount of money with its currency type.
+message Money {
+    // The 3-letter currency code defined in ISO 4217.
+    string currency_code = 1;
+
+    // The whole units of the amount.
+    // For example if `currencyCode` is `"USD"`, then 1 unit is one US dollar.
+    int64 units = 2;
+
+    // Number of nano (10^-9) units of the amount.
+    // The value must be between -999,999,999 and +999,999,999 inclusive.
+    // If `units` is positive, `nanos` must be positive or zero.
+    // If `units` is zero, `nanos` can be positive, zero, or negative.
+    // If `units` is negative, `nanos` must be negative or zero.
+    // For example $-1.75 is represented as `units`=-1 and `nanos`=-750,000,000.
+    int32 nanos = 3;
+}
+
+message Empty {}
+
+message Product {
+    string id = 1;
+    string name = 2;
+    string description = 3;
+    string picture = 4;
+    Money price_usd = 5;
+
+    // Categories such as "vintage" or "gardening" that can be used to look up
+    // other related products.
+    repeated string categories = 6;
+}
+
+message ListProductsResponse {
+    repeated Product products = 1;
+}
+
+message GetProductRequest {
+    string id = 1;
+}
+
+message SearchProductsRequest {
+    string query = 1;
+}
+
+message SearchProductsResponse {
+    repeated Product results = 1;
+}
+

pb/services/recommendationservice.proto

@@ -0,0 +1,20 @@
+syntax = "proto3";
+
+package hipstershop;
+
+
+// ---------------Recommendation service----------
+
+service RecommendationService {
+  rpc ListRecommendations(ListRecommendationsRequest) returns (ListRecommendationsResponse){}
+}
+
+message ListRecommendationsRequest {
+    string user_id = 1;
+    repeated string product_ids = 2;
+}
+
+message ListRecommendationsResponse {
+    repeated string product_ids = 1;
+}
+

pb/services/shippingservice.proto

@@ -0,0 +1,65 @@
+syntax = "proto3";
+
+package hipstershop;
+
+
+
+// ---------------Shipping Service----------
+
+service ShippingService {
+    rpc GetQuote(GetQuoteRequest) returns (GetQuoteResponse) {}
+    rpc ShipOrder(ShipOrderRequest) returns (ShipOrderResponse) {}
+}
+
+message GetQuoteRequest {
+    Address address = 1;
+    repeated CartItem items = 2;
+}
+
+message GetQuoteResponse {
+    Money cost_usd = 1;
+}
+
+message ShipOrderRequest {
+    Address address = 1;
+    repeated CartItem items = 2;
+}
+
+message ShipOrderResponse {
+    string tracking_id = 1;
+}
+
+message Address {
+    string street_address = 1;
+    string city = 2;
+    string state = 3;
+    string country = 4;
+    int32 zip_code = 5;
+}
+
+
+// Represents an amount of money with its currency type.
+message Money {
+    // The 3-letter currency code defined in ISO 4217.
+    string currency_code = 1;
+
+    // The whole units of the amount.
+    // For example if `currencyCode` is `"USD"`, then 1 unit is one US dollar.
+    int64 units = 2;
+
+    // Number of nano (10^-9) units of the amount.
+    // The value must be between -999,999,999 and +999,999,999 inclusive.
+    // If `units` is positive, `nanos` must be positive or zero.
+    // If `units` is zero, `nanos` can be positive, zero, or negative.
+    // If `units` is negative, `nanos` must be negative or zero.
+    // For example $-1.75 is represented as `units`=-1 and `nanos`=-750,000,000.
+    int32 nanos = 3;
+}
+
+message CartItem {
+    string product_id = 1;
+    int32  quantity = 2;
+}
+
+
+

setup.sh

@@ -0,0 +1,44 @@
+kubectl apply -f  HipsterShop/target/kubernetes/paymentservice
+kubectl apply -f  HipsterShop/target/kubernetes/shippingservice
+kubectl apply -f  HipsterShop/target/kubernetes/emailservice
+kubectl apply -f k8s_manifests/frontend/frontend-kubernetes-manifests.yaml
+
+ballerina build --sourceroot src/recommendationservice_ballerina --all --skip-tests
+kubectl apply -f  src/recommendationservice/target/kubernetes/recommendationservice
+
+# Cart service
+kubectl apply -f  HipsterShop/target/kubernetes/adservice
+# Replace above command with following command when you implemented the ad service in Ballerina.
+
+# ballerina build --sourceroot src/adservice_ballerina --all --skip-tests
+# kubectl apply -f  src/adservice_ballerina/target/kubernetes/adservice
+
+kubectl apply -f  HipsterShop/target/kubernetes/currencyservice
+# Replace above command with following command when you implemented the currency service in Ballerina.
+
+# ballerina build --sourceroot src/currencyservice_ballerina --all --skip-tests
+# kubectl apply -f  src/currencyservice_ballerina/target/kubernetes/currencyservice
+
+# Cart service
+kubectl apply -f  HipsterShop/target/kubernetes/cartservice
+# Replace above command with following command when you implemented the cart service in Ballerina.
+
+# ballerina build --sourceroot src/cartservice_ballerina --all --skip-tests
+# kubectl apply -f  src/cartservice_ballerina/target/kubernetes/cartservice
+
+# Product Catalog Service
+kubectl apply -f  HipsterShop/target/kubernetes/productcatalogservice
+
+# Replace above with following command when you implemented the product catalog service in Ballerina.
+
+# ballerina build --sourceroot src/productcatalogservice_ballerina --all --skip-tests
+# kubectl apply -f  src/productcatalogservice_ballerina/target/kubernetes/productcatalogservice
+
+# Checkout service
+kubectl apply -f  HipsterShop/target/kubernetes/checkoutservice
+# Replace above with following command when you implemented the checkout service in Ballerina.
+
+# ballerina build --sourceroot src/checkoutservice_ballerina --all --skip-tests
+# kubectl apply -f  src/checkoutservice_ballerina/target/kubernetes/checkoutservice
+
+kubectl get services

src/recommendationservice_ballerina/.gitignore

@@ -0,0 +1 @@
+target

src/recommendationservice_ballerina/Ballerina.toml

@@ -0,0 +1,5 @@
+[project]
+org-name= "recommendationservice"
+version= "1.0"
+
+[dependencies]

src/recommendationservice_ballerina/src/recommendationservice/RecommendationService_sample_service.bal

@@ -0,0 +1,13 @@
+import ballerina/grpc;
+
+listener grpc:Listener ep = new (9090);
+
+service RecommendationService on ep {
+
+    resource function ListRecommendations(grpc:Caller caller, ListRecommendationsRequest value) {
+        // Implementation goes here.
+
+        // You should return a ListRecommendationsResponse
+    }
+}
+

src/recommendationservice_ballerina/src/recommendationservice/recommendationservice_pb.bal

@@ -0,0 +1,83 @@
+import ballerina/grpc;
+
+public type RecommendationServiceBlockingClient client object {
+
+    *grpc:AbstractClientEndpoint;
+
+    private grpc:Client grpcClient;
+
+    public function __init(string url, grpc:ClientConfiguration? config = ()) {
+        // initialize client endpoint.
+        grpc:Client c = new(url, config);
+        grpc:Error? result = c.initStub(self, "blocking", ROOT_DESCRIPTOR, getDescriptorMap());
+        if (result is grpc:Error) {
+            error err = result;
+            panic err;
+        } else {
+            self.grpcClient = c;
+        }
+    }
+
+    public remote function ListRecommendations(ListRecommendationsRequest req, grpc:Headers? headers = ()) returns ([ListRecommendationsResponse, grpc:Headers]|grpc:Error) {
+        
+        var payload = check self.grpcClient->blockingExecute("hipstershop.RecommendationService/ListRecommendations", req, headers);
+        grpc:Headers resHeaders = new;
+        anydata result = ();
+        [result, resHeaders] = payload;
+        var value = typedesc<ListRecommendationsResponse>.constructFrom(result);
+        if (value is ListRecommendationsResponse) {
+            return [value, resHeaders];
+        } else {
+            return grpc:prepareError(grpc:INTERNAL_ERROR, "Error while constructing the message", value);
+        }
+    }
+
+};
+
+public type RecommendationServiceClient client object {
+
+    *grpc:AbstractClientEndpoint;
+
+    private grpc:Client grpcClient;
+
+    public function __init(string url, grpc:ClientConfiguration? config = ()) {
+        // initialize client endpoint.
+        grpc:Client c = new(url, config);
+        grpc:Error? result = c.initStub(self, "non-blocking", ROOT_DESCRIPTOR, getDescriptorMap());
+        if (result is grpc:Error) {
+            error err = result;
+            panic err;
+        } else {
+            self.grpcClient = c;
+        }
+    }
+
+    public remote function ListRecommendations(ListRecommendationsRequest req, service msgListener, grpc:Headers? headers = ()) returns (grpc:Error?) {
+        
+        return self.grpcClient->nonBlockingExecute("hipstershop.RecommendationService/ListRecommendations", req, msgListener, headers);
+    }
+
+};
+
+public type ListRecommendationsRequest record {|
+    string user_id;
+    string[] product_ids;
+    
+|};
+
+
+public type ListRecommendationsResponse record {|
+    string[] product_ids;
+    
+|};
+
+
+
+const string ROOT_DESCRIPTOR = "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";
+function getDescriptorMap() returns map<string> {
+    return {
+        "recommendationservice.proto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
+        
+    };
+}
+