initial commit
This commit is contained in:
362
interoperability/ocss/server.go
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362
interoperability/ocss/server.go
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package ocss
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"net/http"
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"strings"
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"time"
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"github.com/gorilla/schema"
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"golang.org/x/crypto/bcrypt"
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)
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const OperatorContextKey = "operator"
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type Handler interface {
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// IV
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GetDriverJourneys(ctx context.Context, departureLat float64, departureLng float64, arrivalLat float64, arrivalLng float64, departureDate time.Time, timeDelta *time.Duration, departureRadius *float64, arrivalRadius *float64, count *int64) ([]DriverJourney, error)
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GetPassengerJourneys(ctx context.Context, departureLat float64, departureLng float64, arrivalLat float64, arrivalLng float64, departureDate time.Time, timeDelta *time.Duration, departureRadius *float64, arrivalRadius *float64, count *int64) ([]PassengerJourney, error)
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GetDriverRegularTrips(ctx context.Context, departureLat float64, departureLng float64, arrivalLat float64, arrivalLng float64, departureTimeOfDay string, departureWeekDays *[]string, timeDelta *time.Duration, departureRadius *float64, arrivalRadius *float64, minDepartureDate *time.Time, maxDepartureDate *time.Time, count *int64) ([]DriverTrip, error)
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GetPassengerRegularTrips(ctx context.Context, departureLat float64, departureLng float64, arrivalLat float64, arrivalLng float64, departureTimeOfDay string, departureWeekDays *[]string, timeDelta *time.Duration, departureRadius *float64, arrivalRadius *float64, minDepartureDate *time.Time, maxDepartureDate *time.Time, count *int64) ([]PassengerTrip, error)
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//Booking by API
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PostBookings(ctx context.Context, booking Booking) (*Booking, error)
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PatchBooking(ctx context.Context, bookingId string, status BookingStatus, message *string) error
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GetBooking(ctx context.Context, bookingId string) (*Booking, error)
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// Webhooks
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PostBookingEvents(ctx context.Context, event CarpoolBookingEvent) error
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// Status
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Status() error
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}
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type AuthorizedOperator struct {
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Operator string
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ApiKey string // encoded using bcrypt
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}
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type GetDriverJourneysRequest struct {
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DepartureLat float64 `schema:"departureLat,required"`
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DepartureLng float64 `schema:"departureLng,required"`
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ArrivalLat float64 `schema:"arrivalLat,required"`
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ArrivalLng float64 `schema:"arrivalLng,required"`
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DepartureDate int64 `schema:"departureDate,required"`
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TimeDelta *int64 `schema:"timeDelta"`
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DepartureRadius *float64 `schema:"departureRadius"`
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ArrivalRadius *float64 `schema:"arrivalRadius"`
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Count *int64 `schema:"count"`
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}
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type GetPassengerJourneysRequest struct {
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DepartureLat float64 `schema:"departureLat,required"`
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DepartureLng float64 `schema:"departureLng,required"`
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ArrivalLat float64 `schema:"arrivalLat,required"`
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ArrivalLng float64 `schema:"arrivalLng,required"`
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DepartureDate int64 `schema:"departureDate,required"`
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TimeDelta *int64 `schema:"timeDelta"`
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DepartureRadius *float64 `schema:"departureRadius"`
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ArrivalRadius *float64 `schema:"arrivalRadius"`
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Count *int64 `schema:"count"`
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}
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type GetDriverRegularTripsRequest struct {
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DepartureLat float64 `schema:"departureLat,required"`
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DepartureLng float64 `schema:"departureLng,required"`
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ArrivalLat float64 `schema:"arrivalLat,required"`
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ArrivalLng float64 `schema:"arrivalLng,required"`
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DepartureTimeOfDay string `schema:"departureTimeOfDay,required"`
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DepartureWeekDays *[]string `schema:"departureWeekdays"`
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TimeDelta *int64 `schema:"timeDelta"`
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DepartureRadius *float64 `schema:"departureRadius"`
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ArrivalRadius *float64 `schema:"arrivalRadius"`
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MinDepartureDate *int64 `schema:"minDepartureDate"`
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MaxDepartureDate *int64 `schema:"maxDepartureDate"`
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Count *int64 `schema:"count"`
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}
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type GetPassengerRegularTripsRequest struct {
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DepartureLat float64 `schema:"departureLat,required"`
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DepartureLng float64 `schema:"departureLng,required"`
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ArrivalLat float64 `schema:"arrivalLat,required"`
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ArrivalLng float64 `schema:"arrivalLng,required"`
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DepartureTimeOfDay string `schema:"departureTimeOfDay,required"`
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DepartureWeekDays *[]string `schema:"departureWeekdays"`
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TimeDelta *int64 `schema:"timeDelta"`
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DepartureRadius *float64 `schema:"departureRadius"`
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ArrivalRadius *float64 `schema:"arrivalRadius"`
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MinDepartureDate *int64 `schema:"minDepartureDate"`
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MaxDepartureDate *int64 `schema:"maxDepartureDate"`
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Count *int64 `schema:"count"`
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}
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type Server struct {
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Handler Handler
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AuthorizedOperators []AuthorizedOperator
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}
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func NewServer(handler Handler) *Server {
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return &Server{
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Handler: handler,
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}
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}
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func (s *Server) FindApiKey(key string) (operator string, err error) {
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for _, o := range s.AuthorizedOperators {
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if e := bcrypt.CompareHashAndPassword([]byte(o.ApiKey), []byte(key)); e == nil {
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return o.Operator, nil
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}
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}
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return "", errors.New("operator not found")
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}
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func (s *Server) AddOperator(operator string, apiKey string) error {
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encryptedKey, err := bcrypt.GenerateFromPassword([]byte(apiKey), bcrypt.DefaultCost)
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if err != nil {
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return err
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}
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s.AuthorizedOperators = append(s.AuthorizedOperators, AuthorizedOperator{
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Operator: operator,
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ApiKey: string(encryptedKey),
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})
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return nil
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}
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func (s Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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apiKey := r.Header.Get("X-Api-Key")
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operator, err := s.FindApiKey(apiKey)
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if err != nil {
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fmt.Println(err)
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w.WriteHeader(http.StatusUnauthorized)
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return
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}
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ctx := context.WithValue(r.Context(), OperatorContextKey, operator)
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p := strings.Split(r.URL.Path, "/")[1:]
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n := len(p)
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switch {
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case r.Method == "GET" && n == 1 && p[0] == "driver_journeys":
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s.getDriverJourneys(w, r.WithContext(ctx))
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return
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case r.Method == "GET" && n == 1 && p[0] == "passenger_journeys":
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s.getPassengerJourneys(w, r.WithContext(ctx))
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return
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case r.Method == "GET" && n == 1 && p[0] == "driver_regular_trips":
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s.getDriverRegularTrips(w, r.WithContext(ctx))
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return
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case r.Method == "GET" && n == 1 && p[0] == "passenger_regular_trips":
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s.getPassengerRegularTrips(w, r.WithContext(ctx))
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return
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default:
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w.WriteHeader(http.StatusNotFound)
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}
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}
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func (s *Server) getDriverJourneys(w http.ResponseWriter, r *http.Request) {
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var request GetDriverJourneysRequest
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var decoder = schema.NewDecoder()
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if err := decoder.Decode(&request, r.URL.Query()); err != nil {
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fmt.Println(err)
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badRequest(w, fmt.Errorf("could not parse the request : %s", err))
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return
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}
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departureDate := time.Unix(request.DepartureDate, 0)
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var timeDelta *time.Duration
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timeDelta = nil
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if request.TimeDelta != nil {
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duration := time.Duration(*request.TimeDelta)
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timeDelta = &duration
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}
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driverJourneys, err := s.Handler.GetDriverJourneys(
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r.Context(),
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request.DepartureLat,
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request.DepartureLng,
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request.ArrivalLat,
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request.ArrivalLng,
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departureDate,
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timeDelta,
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request.DepartureRadius,
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request.ArrivalRadius,
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request.Count)
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if err != nil {
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fmt.Println(err)
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jsonError(w, err, http.StatusInternalServerError)
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return
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}
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jsonResponse(w, driverJourneys, http.StatusOK)
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}
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func (s *Server) getPassengerJourneys(w http.ResponseWriter, r *http.Request) {
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var request GetPassengerJourneysRequest
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var decoder = schema.NewDecoder()
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if err := decoder.Decode(&request, r.URL.Query()); err != nil {
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fmt.Println(err)
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badRequest(w, fmt.Errorf("could not parse the request : %s", err))
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return
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}
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departureDate := time.Unix(request.DepartureDate, 0)
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var timeDelta *time.Duration
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timeDelta = nil
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if request.TimeDelta != nil {
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duration := time.Duration(*request.TimeDelta)
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timeDelta = &duration
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}
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passengerJourneys, err := s.Handler.GetPassengerJourneys(
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r.Context(),
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request.DepartureLat,
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request.DepartureLng,
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request.ArrivalLat,
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request.ArrivalLng,
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departureDate,
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timeDelta,
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request.DepartureRadius,
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request.ArrivalRadius,
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request.Count)
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if err != nil {
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fmt.Println(err)
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jsonError(w, err, http.StatusInternalServerError)
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return
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}
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jsonResponse(w, passengerJourneys, http.StatusOK)
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}
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func (s *Server) getDriverRegularTrips(w http.ResponseWriter, r *http.Request) {
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var request GetDriverRegularTripsRequest
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var decoder = schema.NewDecoder()
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if err := decoder.Decode(&request, r.URL.Query()); err != nil {
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fmt.Println(err)
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badRequest(w, fmt.Errorf("could not parse the request : %s", err))
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return
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}
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var minDepartureDate *time.Time
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if request.MinDepartureDate != nil {
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d := time.Unix(*request.MinDepartureDate, 0)
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minDepartureDate = &d
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}
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var maxDepartureDate *time.Time
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if request.MinDepartureDate != nil {
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d := time.Unix(*request.MinDepartureDate, 0)
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maxDepartureDate = &d
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}
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var timeDelta *time.Duration
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timeDelta = nil
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if request.TimeDelta != nil {
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duration := time.Duration(*request.TimeDelta)
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timeDelta = &duration
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}
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driverJourneys, err := s.Handler.GetDriverRegularTrips(
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r.Context(),
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request.DepartureLat,
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request.DepartureLng,
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request.ArrivalLat,
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request.ArrivalLng,
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request.DepartureTimeOfDay,
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request.DepartureWeekDays,
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timeDelta,
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request.DepartureRadius,
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request.ArrivalRadius,
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minDepartureDate,
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maxDepartureDate,
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request.Count)
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if err != nil {
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fmt.Println(err)
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jsonError(w, err, http.StatusInternalServerError)
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return
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}
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jsonResponse(w, driverJourneys, http.StatusOK)
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}
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func (s *Server) getPassengerRegularTrips(w http.ResponseWriter, r *http.Request) {
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var request GetPassengerRegularTripsRequest
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var decoder = schema.NewDecoder()
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if err := decoder.Decode(&request, r.URL.Query()); err != nil {
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fmt.Println(err)
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badRequest(w, fmt.Errorf("could not parse the request : %s", err))
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return
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}
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var minDepartureDate *time.Time
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if request.MinDepartureDate != nil {
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d := time.Unix(*request.MinDepartureDate, 0)
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minDepartureDate = &d
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}
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var maxDepartureDate *time.Time
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if request.MinDepartureDate != nil {
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d := time.Unix(*request.MinDepartureDate, 0)
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maxDepartureDate = &d
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}
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var timeDelta *time.Duration
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timeDelta = nil
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if request.TimeDelta != nil {
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duration := time.Duration(*request.TimeDelta)
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timeDelta = &duration
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}
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passengerTrips, err := s.Handler.GetPassengerRegularTrips(
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r.Context(),
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request.DepartureLat,
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request.DepartureLng,
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request.ArrivalLat,
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request.ArrivalLng,
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request.DepartureTimeOfDay,
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request.DepartureWeekDays,
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timeDelta,
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request.DepartureRadius,
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request.ArrivalRadius,
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minDepartureDate,
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maxDepartureDate,
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request.Count)
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if err != nil {
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fmt.Println(err)
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jsonError(w, err, http.StatusInternalServerError)
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return
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}
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jsonResponse(w, passengerTrips, http.StatusOK)
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}
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func jsonResponse(w http.ResponseWriter, response any, statuscode int) {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(statuscode)
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err := json.NewEncoder(w).Encode(response)
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fmt.Println(err)
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}
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func jsonError(w http.ResponseWriter, err error, statuscode int) {
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jsonResponse(w, map[string]any{"error": err.Error()}, statuscode)
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}
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func badRequest(w http.ResponseWriter, err error) {
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jsonError(w, err, http.StatusBadRequest)
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}
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