Files
hamster-tycoon/handlers/handler.go
2020-05-10 01:13:05 +02:00

117 lines
3.1 KiB
Go
Executable File

package handlers
import (
"hamster-tycoon/middlewares"
"hamster-tycoon/service"
"hamster-tycoon/storage/dao"
"hamster-tycoon/storage/dao/fake"
"hamster-tycoon/storage/dao/postgresql"
"hamster-tycoon/storage/validators"
"net/http"
"time"
"reflect"
"strings"
"github.com/gin-contrib/cors"
"github.com/gin-gonic/gin"
"gopkg.in/go-playground/validator.v9"
)
type Config struct {
Mock bool
DBConnectionURI string
Port int
LogLevel string
LogFormat string
}
type handlersContext struct {
db dao.Database
validator *validator.Validate
userService *service.UserService
}
func NewRouter(config *Config) *gin.Engine {
gin.SetMode(gin.ReleaseMode)
router := gin.New()
router.HandleMethodNotAllowed = true
router.Use(cors.New(cors.Config{
AllowOrigins: []string{"*"},
AllowMethods: []string{"*"},
AllowHeaders: []string{"*"},
ExposeHeaders: []string{"*"},
AllowCredentials: true,
MaxAge: 12 * time.Hour,
}))
router.Use(gin.Recovery())
router.Use(middlewares.GetLoggerMiddleware())
router.Use(middlewares.GetHTTPLoggerMiddleware())
hc := &handlersContext{}
if config.Mock {
hc.db = fake.NewDatabaseFake()
} else {
hc.db = postgresql.NewDatabasePostgreSQL(config.DBConnectionURI)
}
hc.validator = newValidator()
hc.userService = service.NewUserService(hc.db)
public := router.Group("/")
public.Handle(http.MethodGet, "/_health", hc.GetHealth)
userRoute := public.Group("/users")
userRoute.Handle("LOGIN", "", hc.ConnectUser)
userRoute.Handle(http.MethodPost, "", hc.CreateUser)
securedUserRoute := userRoute.Group("")
//TODO add secure auth
securedUserRoute.Handle(http.MethodGet, "", hc.GetAllUsers)
securedUserRoute.Handle(http.MethodGet, "/:userId", hc.GetUser)
securedUserRoute.Handle(http.MethodPut, "/:userId", hc.UpdateUser)
securedUserRoute.Handle(http.MethodDelete, "/:userId", hc.DeleteUser)
// end: user routes
gameRoute := securedUserRoute.Group("/:userId/games")
gameRoute.Handle(http.MethodGet, "", nil)
gameRoute.Handle(http.MethodGet, "/:gameId", nil)
gameRoute.Handle(http.MethodPost, "/:gameId", nil)
gameRoute.Handle(http.MethodPut, "/:gameId",nil)
gameRoute.Handle(http.MethodGet, "/:gameId/hamsters",nil)
cageRoute := gameRoute.Group("/:gameId/cages")
cageRoute.Handle(http.MethodGet, "",nil)
cageRoute.Handle(http.MethodGet, "/:cageId", nil)
cageRoute.Handle(http.MethodPost, "/:cageId", nil)
cageRoute.Handle(http.MethodPut, "/:cageId", nil)
hamsterRoute := cageRoute.Group("/:cageId/hamster")
hamsterRoute.Handle(http.MethodGet, "",nil)
hamsterRoute.Handle(http.MethodGet, "/:cageId", nil)
hamsterRoute.Handle(http.MethodPost, "/:cageId", nil)
hamsterRoute.Handle(http.MethodPut, "/:cageId", nil)
return router
}
func newValidator() *validator.Validate {
va := validator.New()
va.RegisterTagNameFunc(func(fld reflect.StructField) string {
name := strings.SplitN(fld.Tag.Get("json"), ",", 2)
if len(name) < 1 {
return ""
}
return name[0]
})
for k, v := range validators.CustomValidators {
if v.Validator != nil {
va.RegisterValidationCtx(k, v.Validator)
}
}
return va
}