udemy-go-microservices/authentication-service/cmd/api/handlers.go

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2024-08-28 18:54:54 +00:00
package main
import (
"errors"
"fmt"
"net/http"
)
func (app *Config) Authenticate(w http.ResponseWriter, r *http.Request) {
var requestPayload struct {
Email string `json:"email"`
Password string `json:"password"`
}
err := app.readJSON(w, r, &requestPayload)
if err != nil {
app.errorJSON(w, err, http.StatusBadRequest)
return
}
user, err := app.Models.User.GetByEmail(requestPayload.Email)
if err != nil {
// user not found
app.errorJSON(w, errors.New("invalid credentials"), http.StatusBadRequest)
return
}
valid, err := user.PasswordMatches(requestPayload.Password)
if err != nil || !valid {
app.errorJSON(w, errors.New("invalid credentials"), http.StatusBadRequest)
return
}
payload := jsonResponse{
Error: false,
Message: fmt.Sprintf("%s %s is authorized to log in.", user.FirstName, user.LastName),
Data: user,
}
app.writeJSON(w, http.StatusAccepted, payload)
}