ref: Move all controller under the same folder

Move all controller to the same folder and rename them to service.

Moving them to the same folder allow an easier setup for testing.

1 files changed, 76 insertions, 0 deletions

diff --git a/pkg/service/auth.go b/pkg/service/auth.go
new file mode 100644
index 0000000..4358a8a
--- /dev/null
+++ b/pkg/service/auth.go
@@ -0,0 +1,76 @@
+package service
+
+import (
+	"context"
+
+	"golang.org/x/crypto/bcrypt"
+
+	"git.sr.ht/~gabrielgio/img/pkg/database/repository"
+	"git.sr.ht/~gabrielgio/img/pkg/ext"
+)
+
+type AuthController struct {
+	authRepository repository.AuthRepository
+	userRepository repository.UserRepository
+	key            []byte
+}
+
+func NewAuthController(
+	authRepository repository.AuthRepository,
+	userRepository repository.UserRepository,
+	key []byte,
+) *AuthController {
+	return &AuthController{
+		authRepository: authRepository,
+		userRepository: userRepository,
+		key:            key,
+	}
+}
+
+func (c *AuthController) Login(ctx context.Context, username, password []byte) ([]byte, error) {
+	id, err := c.authRepository.GetIDByUsername(ctx, string(username))
+	if err != nil {
+		return nil, err
+	}
+
+	hashedPassword, err := c.authRepository.GetPassword(ctx, id)
+	if err != nil {
+		return nil, err
+	}
+
+	if err := bcrypt.CompareHashAndPassword(hashedPassword, password); err != nil {
+		return nil, err
+	}
+
+	token := &ext.Token{
+		UserID:   id,
+		Username: string(username),
+	}
+	return ext.WriteToken(token, c.key)
+}
+
+// InitialRegister register a initial user, it will validate if there is another
+// user stored already. If so an error `InvlidaInput` will be returned
+func (c *AuthController) InitialRegister(ctx context.Context, username, password []byte, path []byte) error {
+	exist, err := c.userRepository.Any(ctx)
+	if err != nil {
+		return err
+	}
+
+	if exist {
+		return InvlidInput
+	}
+
+	hash, err := bcrypt.GenerateFromPassword(password, bcrypt.MinCost)
+	if err != nil {
+		return err
+	}
+
+	_, err = c.userRepository.Create(ctx, &repository.CreateUser{
+		Username: string(username),
+		Password: hash,
+		Path:     string(path),
+	})
+
+	return err
+}