81 lines
2.4 KiB
Go
81 lines
2.4 KiB
Go
package main
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"log"
|
|
"net/http"
|
|
"os"
|
|
"os/signal"
|
|
"syscall"
|
|
"time"
|
|
|
|
"gittea.marcokittel.de/elio/eliotools/datawriter/internal/api"
|
|
"gittea.marcokittel.de/elio/eliotools/datawriter/internal/database"
|
|
)
|
|
|
|
var (
|
|
connectionString = ""
|
|
port = ":8080"
|
|
)
|
|
|
|
type (
|
|
//RegistrierungsID -> ProductID -> Product
|
|
ProductStore map[string]map[string]database.Product
|
|
)
|
|
|
|
const (
|
|
curlhelp = `
|
|
Bewerbungsaufgabe von Marco Kittel 2025
|
|
|
|
Produkte abrufen
|
|
curl -X POST localhost:8080/api/products -d '{ "products": { "A6053": 2, "B3009": 1200 }, "context": { "country": "EU", "state": "" } }'
|
|
|
|
Reservierung reservieren
|
|
curl -X POST localhost:8080/api/products/reserve -d '{ "products": { "A6053": 2, "B3009": 1200 }, "context": { "country": "EU", "state": "" } }'
|
|
|
|
Reservierung bestätigen
|
|
curl -X POST localhost:8080/api/products/confirm -d '{"id":"ab0d7184-a4ce-4802-897a-d8597335143a"}'
|
|
|
|
Reservierung abbrechen
|
|
curl -X POST localhost:8080/api/products/abort -d '{"id":"ab0d7184-a4ce-4802-897a-d8597335143a"}'
|
|
|
|
Reservierung freigeben
|
|
curl -X POST localhost:8080/api/products/release -d '{"id":"ab0d7184-a4ce-4802-897a-d8597335143a"}'
|
|
`
|
|
)
|
|
|
|
func main() {
|
|
connectionString := os.Getenv("CONNECTIONSTRING")
|
|
ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM)
|
|
defer cancel()
|
|
|
|
// Brauche Context für Asyncrone Calls. Darum nutze ich DI. Ist ein Golang Antipattern :-(
|
|
// Muss noch mehr Lernen um idiomatisch zu werden
|
|
|
|
nps := database.NewProductService(ctx, connectionString)
|
|
|
|
//Hier prüfe ich nach alten Registrierungen und gebe Sie frei.
|
|
nps.Autorelease()
|
|
|
|
if len(connectionString) == 0 {
|
|
fmt.Println("Connectionstring fehlt!. Bsp.: <user>:<passwort>@tcp(127.0.0.1:3306)/elio?parseTime=true")
|
|
return
|
|
}
|
|
|
|
http.HandleFunc("/api/products", api.GetProductApiHandleFunc(nps))
|
|
http.HandleFunc("/api/products/reserve", api.GetProductReservationApiHandleFunc(nps))
|
|
http.HandleFunc("/api/products/confirm", api.GetConfirmReservationApiHandleFunc(nps))
|
|
http.HandleFunc("/api/products/release", api.GetReleaseReservationApiHandleFunc(nps))
|
|
http.HandleFunc("/api/products/abort", api.GetAbortApiHandleFunc(nps))
|
|
|
|
go func() {
|
|
log.Printf("Easy Peasy: Die Party startet auf Port %s\n", port)
|
|
log.Printf("Probiers mal damit: %s\n", curlhelp)
|
|
log.Fatal(http.ListenAndServe(port, nil))
|
|
}()
|
|
<-ctx.Done()
|
|
log.Println("Beende Server in drei Sekunden...")
|
|
time.Sleep(time.Second * 3)
|
|
}
|