initial import

microservices/jsonservice/GET-request.http

@@ -0,0 +1 @@
+GET http://localhost:8080/customer HTTP/1.1

microservices/jsonservice/POST-request.http

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+POST http://localhost:8080/customer HTTP/1.1
+content-type: application/json
+
+{
+    "ID": 2,
+    "Lastname": "Wurst"
+}
+

microservices/jsonservice/go.mod

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+module golang.source-fellows.com/samples/jsonservice
+
+go 1.13
+
+require github.com/gorilla/mux v1.7.4

microservices/jsonservice/go.sum

@@ -0,0 +1,2 @@
+github.com/gorilla/mux v1.7.4 h1:VuZ8uybHlWmqV03+zRzdwKL4tUnIp1MAQtp1mIFE1bc=
+github.com/gorilla/mux v1.7.4/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=

microservices/jsonservice/main.go

@@ -0,0 +1,37 @@
+package main
+
+import (
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+
+	"github.com/gorilla/mux"
+)
+
+type Customer struct {
+	ID        int    `json:"id,omitempty"`
+	Firstname string `json:"first,omitempty"`
+	Lastname  string `json:"last,omitempty"`
+}
+
+var customer *Customer
+
+func myGetFunc(rw http.ResponseWriter, rq *http.Request) {
+	bites, _ := json.Marshal(customer)
+	rw.Header().Add("Content-Type", "application/json")
+	rw.Write(bites)
+}
+
+func myPostFunc(rw http.ResponseWriter, rq *http.Request) {
+	body, _ := ioutil.ReadAll(rq.Body)
+	json.Unmarshal(body, customer)
+	rw.WriteHeader(204)
+}
+
+func main() {
+	customer = &Customer{ID: 1, Firstname: "Peter"}
+	r := mux.NewRouter()
+	r.HandleFunc("/customer", myGetFunc).Methods("GET")
+	r.HandleFunc("/customer", myPostFunc).Methods("POST")
+	http.ListenAndServe(":8080", r)
+}