ch7.1

internal/data/models.go

@@ -0,0 +1,31 @@
+package data
+
+import (
+	"database/sql"
+	"errors"
+)
+
+var (
+	ErrRecordNotFound = errors.New("record not found")
+)
+
+type Models struct {
+	Movies interface {
+		Insert(movie *Movie) error
+		Get(id int64) (*Movie, error)
+		Update(movie *Movie) error
+		Delete(id int64) error
+	}
+}
+
+func NewModels(db *sql.DB) Models {
+	return Models{
+		Movies: MovieModel{DB: db},
+	}
+}
+
+func NewMockModels() Models {
+	return Models{
+		Movies: MockMovieModel{},
+	}
+}

internal/data/movies.go

@@ -1,11 +1,16 @@
 package data
 
 import (
+	"database/sql"
 	"time"
 
 	"gitea.local.lab/Lbenedar/greenlight/internal/validator"
 )
 
+type MovieModel struct {
+	DB *sql.DB
+}
+
 type Movie struct {
 	ID        int64     `json:"id"`
 	CreatedAt time.Time `json:"-"`
@@ -16,6 +21,40 @@ type Movie struct {
 	Version   int32     `json:"version"`
 }
 
+func (m MovieModel) Insert(movie *Movie) error {
+	return nil
+}
+
+func (m MovieModel) Get(id int64) (*Movie, error) {
+	return nil, nil
+}
+
+func (m MovieModel) Update(movie *Movie) error {
+	return nil
+}
+
+func (m MovieModel) Delete(id int64) error {
+	return nil
+}
+
+type MockMovieModel struct{}
+
+func (m MockMovieModel) Insert(movie *Movie) error {
+	return nil
+}
+
+func (m MockMovieModel) Get(id int64) (*Movie, error) {
+	return nil, nil
+}
+
+func (m MockMovieModel) Update(movie *Movie) error {
+	return nil
+}
+
+func (m MockMovieModel) Delete(id int64) error {
+	return nil
+}
+
 func ValidateMovie(v *validator.Validator, movie *Movie) {
 	v.Check(movie.Title != "", "title", "must be provided")
 	v.Check(len(movie.Title) <= 500, "title", "must not be more than 500 bytes long")