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app/models/Category.go

@@ -1,14 +1,37 @@
 package models
 
-import "time"
+import (
+	"gorm.io/gorm"
+	"time"
+)
 
 type Category struct {
-	ID        string
-	ParentID  string
+	ID        string `gorm:"size:36;not null;uniqueIndex;primary_key"`
+	ParentID  string `gorm:"size:36;"`
 	Section   Section
-	SectionID string
+	SectionID string    `gorm:"size:36;index"`
 	Products  []Product `gorm:"many2many:product_categories;"`
-	Name      string
+	Name      string    `gorm:"size:100;"`
+	Image     string
 	CreatedAt time.Time
 	UpdatedAt time.Time
 }
+
+func (p *Category) Get(db *gorm.DB, perPage int, page int) (*[]Product, int64, error) {
+
+	var count int64
+	var products []Product
+
+	err := db.Debug().Model(&Product{}).Count(&count).Error
+	if err != nil {
+		return nil, 0, err
+	}
+
+	offset := (page - 1) * perPage
+
+	err = db.Debug().Model(&Product{}).Order("created_at desc").Limit(perPage).Offset(offset).Find(&products).Error
+	if err != nil {
+		return nil, 0, err
+	}
+	return &products, count, nil
+}