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contact.go
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contact.go
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package handler
import (
"context"
"net/http"
"github.com/go-chi/chi"
"github.com/go-chi/render"
"github.com/moira-alert/moira"
"github.com/moira-alert/moira/api"
"github.com/moira-alert/moira/api/controller"
"github.com/moira-alert/moira/api/dto"
"github.com/moira-alert/moira/api/middleware"
)
func contact(router chi.Router) {
router.Get("/", getAllContacts)
router.Put("/", createNewContact)
router.Route("/{contactId}", func(router chi.Router) {
router.Use(middleware.ContactContext)
router.Use(contactFilter)
router.Put("/", updateContact)
router.Delete("/", removeContact)
router.Post("/test", sendTestContactNotification)
})
}
func getAllContacts(writer http.ResponseWriter, request *http.Request) {
contacts, err := controller.GetAllContacts(database)
if err != nil {
render.Render(writer, request, err)
return
}
if err := render.Render(writer, request, contacts); err != nil {
render.Render(writer, request, api.ErrorRender(err))
return
}
}
func createNewContact(writer http.ResponseWriter, request *http.Request) {
contact := &dto.Contact{}
if err := render.Bind(request, contact); err != nil {
render.Render(writer, request, api.ErrorInvalidRequest(err))
return
}
userLogin := middleware.GetLogin(request)
if err := controller.CreateContact(database, contact, userLogin); err != nil {
render.Render(writer, request, err)
return
}
if err := render.Render(writer, request, contact); err != nil {
render.Render(writer, request, api.ErrorRender(err))
return
}
}
// contactFilter is middleware for check contact existence and user permissions
func contactFilter(next http.Handler) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
contactID := middleware.GetContactID(request)
userLogin := middleware.GetLogin(request)
contactData, err := controller.CheckUserPermissionsForContact(database, contactID, userLogin)
if err != nil {
render.Render(writer, request, err)
return
}
ctx := context.WithValue(request.Context(), contactKey, contactData)
next.ServeHTTP(writer, request.WithContext(ctx))
})
}
func updateContact(writer http.ResponseWriter, request *http.Request) {
contactDTO := dto.Contact{}
if err := render.Bind(request, &contactDTO); err != nil {
render.Render(writer, request, api.ErrorInvalidRequest(err))
return
}
contactData := request.Context().Value(contactKey).(moira.ContactData)
contactDTO, err := controller.UpdateContact(database, contactDTO, contactData)
if err != nil {
render.Render(writer, request, err)
return
}
if err := render.Render(writer, request, &contactDTO); err != nil {
render.Render(writer, request, api.ErrorRender(err))
}
}
func removeContact(writer http.ResponseWriter, request *http.Request) {
contactData := request.Context().Value(contactKey).(moira.ContactData)
err := controller.RemoveContact(database, contactData.ID, contactData.User)
if err != nil {
render.Render(writer, request, err)
}
}
func sendTestContactNotification(writer http.ResponseWriter, request *http.Request) {
contactID := middleware.GetContactID(request)
err := controller.SendTestContactNotification(database, contactID)
if err != nil {
render.Render(writer, request, err)
}
}