init 251117

examples/grpcentity/client.go

@@ -0,0 +1,80 @@
+package entity
+
+import (
+	"context"
+	"fmt"
+	"grpccanary/protoapi"
+	"math/rand"
+	"time"
+
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
+)
+
+func AskingDateTime(ctx context.Context, m protoapi.RandomClient) (*protoapi.DateTime, error) {
+	request := &protoapi.RequestDateTime{
+		Value: "Please send me the date and time",
+	}
+
+	return m.GetDate(ctx, request)
+}
+
+func AskPass(ctx context.Context, m protoapi.RandomClient, seed int64, length int64) (*protoapi.RandomPass, error) {
+	request := &protoapi.RequestPass{
+		Seed:   seed,
+		Length: length,
+	}
+
+	return m.GetRandomPass(ctx, request)
+}
+
+func AskRandom(ctx context.Context, m protoapi.RandomClient, seed int64, place int64) (*protoapi.RandomInt, error) {
+	request := &protoapi.RandomParams{
+		Seed:  seed,
+		Place: place,
+	}
+
+	return m.GetRandom(ctx, request)
+}
+
+func ClientRun(addr string) {
+	conn, err := grpc.Dial(addr, grpc.WithTransportCredentials(insecure.NewCredentials()))
+	if err != nil {
+		fmt.Println("Dial:", err)
+		return
+	}
+
+	rand.Seed(time.Now().Unix())
+	seed := int64(rand.Intn(100))
+
+	client := protoapi.NewRandomClient(conn)
+	r, err := AskingDateTime(context.Background(), client)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Println("Server Date and Time:", r.Value)
+
+	length := int64(rand.Intn(20))
+	p, err := AskPass(context.Background(), client, 100, length+1)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Println("Random Password:", p.Password)
+
+	place := int64(rand.Intn(100))
+	i, err := AskRandom(context.Background(), client, seed, place)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Println("Random Integer 1:", i.Value)
+
+	k, err := AskRandom(context.Background(), client, seed, place-1)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Println("Random Integer 2:", k.Value)
+}