feat: Added chapter 6 first auth attempt

internal/auth/auth.go

@@ -0,0 +1,12 @@
+package auth
+
+import "golang.org/x/crypto/bcrypt"
+
+func HashPassword(password string) (string, error) {
+	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(password), 10)
+	return string(hashedPassword), err
+}
+
+func CheckPasswordHash(password, hash string) error {
+	return bcrypt.CompareHashAndPassword([]byte(hash), []byte(password))
+}

internal/database/models.go

@@ -19,8 +19,9 @@ type Chirp struct {
 }
 
 type User struct {
-	ID        uuid.UUID
-	CreatedAt time.Time
-	UpdatedAt time.Time
-	Email     string
+	ID             uuid.UUID
+	CreatedAt      time.Time
+	UpdatedAt      time.Time
+	Email          string
+	HashedPassword string
 }

internal/database/users.sql.go

@@ -10,31 +10,33 @@ import (
 )
 
 const createUser = `-- name: CreateUser :one
-INSERT INTO users (id, created_at, updated_at, email)
+INSERT INTO users (id, created_at, updated_at, email, hashed_password)
 VALUES (
     gen_random_uuid(),
     NOW(),
     NOW(),
-    $1
+    $1,
+	$2
 )
-RETURNING id, created_at, updated_at, email
+RETURNING id, created_at, updated_at, email, hashed_password
 `
 
-func (q *Queries) CreateUser(ctx context.Context, email string) (User, error) {
-	row := q.db.QueryRowContext(ctx, createUser, email)
+func (q *Queries) CreateUser(ctx context.Context, email string, hashed_password string) (User, error) {
+	row := q.db.QueryRowContext(ctx, createUser, email, hashed_password)
 	var i User
 	err := row.Scan(
 		&i.ID,
 		&i.CreatedAt,
 		&i.UpdatedAt,
 		&i.Email,
+		&i.HashedPassword,
 	)
 	return i, err
 }
 
 const deleteUser = `-- name: DeleteUser :one
 DELETE FROM users
-RETURNING id, created_at, updated_at, email
+RETURNING id, created_at, updated_at, email, hashed_password
 `
 
 func (q *Queries) DeleteUser(ctx context.Context) (User, error) {
@@ -45,6 +47,25 @@ func (q *Queries) DeleteUser(ctx context.Context) (User, error) {
 		&i.CreatedAt,
 		&i.UpdatedAt,
 		&i.Email,
+		&i.HashedPassword,
+	)
+	return i, err
+}
+
+const getUserByEmail = `-- name: GetUserByEmail :one
+SELECT id, created_at, updated_at, email, hashed_password FROM users
+WHERE users.email = $1
+`
+
+func (q *Queries) GetUserByEmail(ctx context.Context, email string) (User, error) {
+	row := q.db.QueryRowContext(ctx, getUserByEmail, email)
+	var i User
+	err := row.Scan(
+		&i.ID,
+		&i.CreatedAt,
+		&i.UpdatedAt,
+		&i.Email,
+		&i.HashedPassword,
 	)
 	return i, err
 }