83 lines
1.8 KiB
Go
83 lines
1.8 KiB
Go
package main
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import (
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"arbeitszeitmessung/models"
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"database/sql"
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"encoding/json"
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"errors"
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"fmt"
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"log"
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"net/http"
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"os"
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_ "github.com/lib/pq"
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)
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var DB *sql.DB
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func main() {
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var err error
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DB, err = OpenDatabase()
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if err != nil {
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log.Fatal(err)
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}
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defer DB.Close()
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http.HandleFunc("/time", timeHandler)
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fmt.Println("Server is running at http://localhost:8080")
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log.Fatal(http.ListenAndServe(":8080", nil))
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}
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func timeHandler(w http.ResponseWriter, r *http.Request) {
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switch r.Method {
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case "PUT":
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createBooking(w, r)
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case "GET":
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getBookings(w, r)
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default:
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http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
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}
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}
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func createBooking(w http.ResponseWriter, r *http.Request) {
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booking := (*models.Booking).FromUrlParams(nil, r.URL.Query())
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if booking.Verify() {
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err := booking.Insert(DB)
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if errors.Is(models.SameBookingError{}, err) {
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http.Error(w, "Booking already exists", http.StatusConflict)
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return
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}
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if err != nil {
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log.Println("Error inserting booking: ", err)
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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w.WriteHeader(http.StatusAccepted)
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json.NewEncoder(w).Encode(booking)
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}
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w.WriteHeader(http.StatusBadRequest)
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}
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func getBookings(w http.ResponseWriter, r *http.Request) {
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card_id := r.URL.Query().Get("cardID")
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bookings, err := GetBookingsByCardID(DB, card_id)
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if err != nil {
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log.Println("Error getting bookings: ", err)
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(bookings)
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}
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// func getBooking(w http.ResponseWriter, r *http.Request)
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func getEnv(key, fallback string) string {
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if value, ok := os.LookupEnv(key); ok {
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return value
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}
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return fallback
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}
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