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filicop/server/api/vehicle.go

93 lines
3.1 KiB
Go

package api
import (
"encoding/json"
"errors"
"strconv"
"git.nemunai.re/filicop/server/models"
"github.com/julienschmidt/httprouter"
)
func init() {
router.GET("/vehicles/", apiHandler(func (_ httprouter.Params, body []byte) (interface{}, error) {
return filicop.GetVehicles()
}))
router.DELETE("/vehicles/", apiHandler(func (_ httprouter.Params, _ []byte) (interface{}, error) {
return filicop.ClearVehicles()
}))
router.GET("/vehicles/:vid/", apiHandler(vehicleHandler(func (vehicle filicop.Vehicle, _ []byte) (interface{}, error) {
return vehicle, nil
})))
router.PUT("/vehicles/:vid/", apiHandler(vehicleHandler(updateVehicle)))
router.DELETE("/vehicles/:vid/", apiHandler(vehicleHandler(func (vehicle filicop.Vehicle, _ []byte) (interface{}, error) {
return vehicle.Delete()
})))
// Routes inside a fleet
router.GET("/fleets/:fid/vehicles/", apiHandler(fleetHandler(func (fleet filicop.Fleet, _ []byte) (interface{}, error) {
return fleet.GetVehicles()
})))
router.POST("/fleets/:fid/vehicles/", apiHandler(fleetHandler(newVehicle)))
router.DELETE("/fleets/:fid/vehicle/", apiHandler(fleetHandler(func (fleet filicop.Fleet, _ []byte) (interface{}, error) {
return fleet.ClearVehicles()
})))
router.GET("/fleets/:fid/vehicles/:vid/", apiHandler(vehicleInFleetHandler(func (vehicle filicop.Vehicle, _ []byte) (interface{}, error) {
return vehicle, nil
})))
router.PUT("/fleets/:fid/vehicles/:vid/", apiHandler(vehicleInFleetHandler(updateVehicle)))
router.DELETE("/fleets/:fid/vehicles/:vid/", apiHandler(vehicleInFleetHandler(func (vehicle filicop.Vehicle, _ []byte) (interface{}, error) {
return vehicle.Delete()
})))
}
func vehicleHandler(f func(filicop.Vehicle, []byte) (interface{}, error)) func(httprouter.Params, []byte) (interface{}, error) {
return func(ps httprouter.Params, body []byte) (interface{}, error) {
if vid, err := strconv.ParseInt(string(ps.ByName("vid")), 10, 64); err != nil {
return nil, err
} else if vehicle, err := filicop.GetVehicle(vid); err != nil {
return nil, err
} else {
return f(vehicle, body)
}
}
}
func vehicleInFleetHandler(f func(filicop.Vehicle, []byte) (interface{}, error)) func(httprouter.Params, []byte) (interface{}, error) {
return func(ps httprouter.Params, body []byte) (interface{}, error) {
return fleetHandler(func (fleet filicop.Fleet, _ []byte) (interface{}, error) {
if vid, err := strconv.ParseInt(string(ps.ByName("vid")), 10, 64); err != nil {
return nil, err
} else if vehicle, err := fleet.GetVehicle(vid); err != nil {
return nil, err
} else {
return f(vehicle, body)
}
})(ps, body)
}
}
func parseVehicleJSON(body []byte, next func (filicop.Vehicle) (filicop.Vehicle, error)) (filicop.Vehicle, error) {
var uv filicop.Vehicle
if err := json.Unmarshal(body, &uv); err != nil {
return uv, err
}
if len(uv.Label) == 0 {
return uv, errors.New("Vehicle's label cannot be empty")
}
return next(uv)
}
func newVehicle(fleet filicop.Fleet, body []byte) (interface{}, error) {
return parseVehicleJSON(body, fleet.NewVehicle)
}
func updateVehicle(vehicle filicop.Vehicle, body []byte) (interface{}, error) {
return parseVehicleJSON(body, vehicle.Update)
}