migrate from github

internal/repository/template_repo/get_by_id.go

@@ -0,0 +1,33 @@
+package template_repo
+
+import (
+	"github.com/XingfenD/yoresee_doc/internal/model"
+	"gorm.io/gorm"
+)
+
+type TemplateGetByIDOperation struct {
+	repo *TemplateRepository
+	id   int64
+	tx   *gorm.DB
+}
+
+func (r *TemplateRepository) GetByID(id int64) (op *TemplateGetByIDOperation) {
+	return &TemplateGetByIDOperation{
+		repo: r,
+		id:   id,
+	}
+}
+
+func (op *TemplateGetByIDOperation) WithTx(tx *gorm.DB) *TemplateGetByIDOperation {
+	op.tx = tx
+	return op
+}
+
+func (op *TemplateGetByIDOperation) Exec() (template *model.Template, err error) {
+	if op.tx == nil {
+		op.tx = op.repo.db
+	}
+	template = &model.Template{}
+	err = op.tx.First(template, "id = ?", op.id).Error
+	return
+}