hackathon/db/user.go

86 lines
2.1 KiB
Go

package db
import (
"context"
"encoding/json"
"fmt"
"net/http"
"strings"
"time"
"github.com/hhhapz/codequest/models"
"golang.org/x/oauth2"
)
func (db *DB) Users(ctx context.Context) ([]*models.User, error) {
return models.Users(ctx, db.DB)
}
func (db *DB) User(ctx context.Context, email string) (*models.User, error) {
return models.UserByEmail(ctx, db.DB, email)
}
func (db *DB) UpdateUser(ctx context.Context, user *models.User) error {
if err := user.Upsert(ctx, db.DB); err != nil {
return fmt.Errorf("could not upsert user: %w", err)
}
return nil
}
func (db *DB) DeleteUser(ctx context.Context, user *models.User) error {
if err := user.Delete(ctx, db.DB); err != nil {
return fmt.Errorf("could not delete user: %w", err)
}
return nil
}
const (
userinfoEndpoint = "https://www.googleapis.com/oauth2/v2/userinfo?access_token="
emailDomain = "@jisedu.or.id"
)
func (db *DB) ConsumeToken(ctx context.Context, token *oauth2.Token) (*models.Token, error) {
endpoint := userinfoEndpoint + token.AccessToken
var cancel context.CancelFunc
ctx, cancel = context.WithTimeout(ctx, time.Second*5)
defer cancel()
r, err := http.NewRequestWithContext(ctx, "GET", endpoint, nil)
if err != nil {
return nil, fmt.Errorf("could not create request: %w", err)
}
res, err := http.DefaultClient.Do(r)
if err != nil {
return nil, fmt.Errorf("could not get userinfo: %w", err)
}
defer res.Body.Close()
user := &models.User{
CreatedAt: models.NewTime(time.Now()),
}
if err := json.NewDecoder(res.Body).Decode(&user); err != nil {
return nil, fmt.Errorf("could not decode userinfo json: %w", err)
}
// register new user
if _, err := db.User(ctx, user.Email); err != nil {
if !strings.HasSuffix(user.Email, emailDomain) {
return nil, models.NewUserError("invalid registration email: %s", user.Email)
}
err = db.UpdateUser(ctx, user)
if err != nil {
return nil, fmt.Errorf("could not create user: %w", err)
}
}
// gen new token
tk, err := db.CreateToken(ctx, user)
if err != nil {
return nil, fmt.Errorf("could not create user token: %w", err)
}
return tk, nil
}