chore: get users prim mail

pkg/userstore/mail.go

@@ -1,6 +1,10 @@
 package userstore
 
 import (
+	"database/sql"
+	"fmt"
+	"time"
+
 	"git.keks.cloud/kekskurse/miniauth/pkg/utils"
 	"github.com/google/uuid"
 )
@@ -46,3 +50,41 @@ func (s Store) MailRemove(email string) error {
 
 	return nil
 }
+
+type Mail struct {
+	ID             int
+	Mail           string
+	UserID         int
+	ValidationCode string
+	IsPrimary      bool
+	IsValidated    bool
+	CreatedAt      time.Time
+	UpdatedAt      time.Time
+}
+
+func (s Store) MailGetPrimaryForUsername(username string) (Mail, error) {
+	query := fmt.Sprintf("SELECT %v FROM mail WHERE user_id = (SELECT id FROM users WHERE username = ? LIMIT 1) AND is_primary = ?", s.mailGetFields())
+	log := s.log.With().Str("func", "MailGetPrimaryForUsername").Str("username", username).Str("query", query).Logger()
+
+	row := s.db.QueryRow(query, username, 1)
+	mail, err := s.mailScan(row)
+	if err != nil {
+		return Mail{}, utils.WrapError(ErrCantExecuteQuery, err, log)
+	}
+
+	return mail, nil
+}
+
+func (s Store) mailGetFields() string {
+	return "id, created_at, updated_at, mail, user_id, validation_code, is_validated, is_primary"
+}
+
+func (s Store) mailScan(row *sql.Row) (Mail, error) {
+	mail := Mail{}
+	err := row.Scan(&mail.ID, &mail.CreatedAt, &mail.UpdatedAt, &mail.Mail, &mail.UserID, &mail.ValidationCode, &mail.IsValidated, &mail.IsPrimary)
+	if err != nil {
+		return Mail{}, err
+	}
+
+	return mail, nil
+}

pkg/userstore/mail_test.go

@@ -2,6 +2,7 @@ package userstore
 
 import (
 	"testing"
+	"time"
 
 	"github.com/stretchr/testify/assert"
 )
@@ -122,3 +123,25 @@ func TestDeleteMail(t *testing.T) {
 	assert.Nil(t, err, "should execute count query for mail")
 	assert.Equal(t, 1, count, "should found 1 mails in the database")
 }
+
+func TestGetPrimaryMailForUser(t *testing.T) {
+	store, err := NewDummyStore()
+	assert.Nil(t, err, "[setup] should be abel to create dummystore")
+
+	_, err = store.UserWrite("kekskurse", "kekskurse")
+	assert.Nil(t, err, "[setup] should be abel to store user")
+
+	err = store.MailAdd("mail1@example.com", 1, true)
+	assert.Nil(t, err, "[setup] should be abel to store mail")
+	err = store.MailAdd("mail2@example.com", 1, false)
+	assert.Nil(t, err, "[setup] should be abel to store mail2")
+
+	mail, err := store.MailGetPrimaryForUsername("kekskurse")
+	assert.Nil(t, err)
+
+	assert.Equal(t, "mail1@example.com", mail.Mail)
+	assert.Equal(t, true, mail.IsPrimary)
+	assert.Equal(t, false, mail.IsValidated)
+	assert.Equal(t, time.Now().Year(), mail.CreatedAt.Year())
+	assert.Equal(t, time.Now().Year(), mail.UpdatedAt.Year())
+}