69 lines
1.9 KiB
Go
69 lines
1.9 KiB
Go
package endpoints
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import (
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"arbeitszeitmessung/helper"
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"arbeitszeitmessung/models"
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"encoding/json"
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"errors"
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"log"
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"net/http"
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)
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// Relevant for arduino inputs -> creates new Booking from get and put method
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// GET only for demo purpose
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func TimeCreateHandler(w http.ResponseWriter, r *http.Request) {
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helper.SetCors(w)
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switch r.Method {
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case http.MethodPut:
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createBooking(w, r)
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case http.MethodGet:
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createBooking(w, r)
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case http.MethodOptions:
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// just support options header for non GET Requests from SWAGGER
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w.WriteHeader(http.StatusOK)
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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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// Creates a booking from the http query params -> no body needed
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// after that entry wi'll be written to database and the booking is returned as json
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func createBooking(w http.ResponseWriter, r *http.Request) {
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if !verifyToken(r) {
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log.Println("Wrong or no API key provided!")
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http.Error(w, "Wrong or no API key provided", http.StatusUnauthorized)
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return
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}
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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()
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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.Header().Set("Content-Type", "application/json")
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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 verifyToken(r *http.Request) bool {
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authToken := helper.GetEnv("API_TOKEN", "dont_access")
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authHeaders := r.Header.Get("Authorization")
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if len(authHeaders) <= 7 { //len "Bearer "
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authHeaders = r.URL.Query().Get("api_key")
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if len(authHeaders) <= 0 {
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return false
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}
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return authToken == authHeaders
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}
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return authToken == authHeaders[7:]
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}
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