feat: 百科

service/plant/wiki.go

@@ -1,5 +1,197 @@
 package plant
 
+import (
+	"errors"
+	"sundynix-go/global"
+	"sundynix-go/model/plant"
+	plantReq "sundynix-go/model/plant/request"
+	"sundynix-go/model/system"
+
+	"gorm.io/gorm"
+)
+
 type WikiService struct{}
 
 var WikiServiceApp = new(WikiClassService)
+
+// CreateWiki 创建百科
+func (s *WikiService) CreateWiki(req plantReq.CreateWiki) error {
+	return global.DB.Transaction(func(tx *gorm.DB) error {
+		//1.先模糊查询name是否存在 如果存在 则返回错误
+		if !errors.Is(tx.Where("name like ?", "%"+req.Name+"%").First(&plant.Wiki{}).Error, gorm.ErrRecordNotFound) {
+			return errors.New("植物已经存在")
+		}
+
+		//2.图片
+		var ossList []*system.Oss
+		err := tx.Where("id in ?", req.OssIds).Find(&ossList).Error
+		if err != nil {
+			return err
+		}
+		//3. 分类
+		var classes []*plant.Class
+		err = tx.Where("id in ?", req.ClassIds).Find(&classes).Error
+		if err != nil {
+			return err
+		}
+		//4. 相关的植物
+		var relatedWiki []*plant.Wiki
+		err = tx.Where("id in ?", req.RelatedWikiIds).Find(&relatedWiki).Error
+		if err != nil {
+			return err
+		}
+		//6.保存数据
+		wiki := plant.Wiki{
+			IsHot:              req.IsHot,
+			Name:               req.Name,
+			LatinName:          req.LatinName,
+			Aliases:            req.Aliases,
+			Difficulty:         req.Difficulty,
+			DistributionArea:   req.DistributionArea,
+			Stem:               req.Stem,
+			Fruit:              req.Fruit,
+			Genus:              req.Genus,
+			LifeCycle:          req.LifeCycle,
+			GrowthHabit:        req.GrowthHabit,
+			ReproductionMethod: req.ReproductionMethod,
+			PestsDiseases:      req.PestsDiseases,
+			LightIntensity:     req.LightIntensity,
+			LightType:          req.LightType,
+			OptimalTempPeriod:  req.OptimalTempPeriod,
+			FoliageType:        req.FoliageType,
+			FoliageColor:       req.FoliageColor,
+			FoliageShape:       req.FoliageShape,
+			Height:             req.Height,
+			FloweringPeriod:    req.FloweringPeriod,
+			FloweringColor:     req.FloweringColor,
+			FloweringShape:     req.FloweringShape,
+			FlowerDiameter:     req.FlowerDiameter,
+		}
+		err = tx.Create(&wiki).Error
+		if err != nil {
+			return err
+		}
+		//7.处理图片关系
+		if len(ossList) > 0 {
+			var relations []map[string]interface{}
+			for _, oss := range ossList {
+				relations = append(relations, map[string]interface{}{
+					"wiki_id": wiki.Id,
+					"oss_id":  oss.Id,
+				})
+			}
+			err = tx.Table("sundynix_wiki_oss").Create(relations).Error
+			if err != nil {
+				return err
+			}
+		}
+		//8.处理分类关系
+		if len(classes) > 0 {
+			var classRelations []map[string]interface{}
+			for _, class := range classes {
+				classRelations = append(classRelations, map[string]interface{}{
+					"wiki_id":  wiki.Id,
+					"class_id": class.Id,
+				})
+			}
+			err = tx.Table("sundynix_wiki_class").Create(classRelations).Error
+			if err != nil {
+				return err
+			}
+		}
+		//9.处理相关植物关系
+		if len(relatedWiki) > 0 {
+			var relatedWikiRelations []map[string]interface{}
+			for _, item := range relatedWiki {
+				relatedWikiRelations = append(relatedWikiRelations, map[string]interface{}{
+					"wiki_id":         wiki.Id,
+					"related_wiki_id": item.Id,
+				})
+			}
+			err = tx.Table("sundynix_wiki_related").Create(relatedWikiRelations).Error
+			if err != nil {
+				return err
+			}
+		}
+
+		return nil
+	})
+}
+
+// UpdateWiki 修改百科
+func (s *WikiService) UpdateWiki(req plantReq.UpdateWiki) error {
+	updateData := map[string]interface{}{
+		"name":                req.Name,
+		"latin_name":          req.LatinName,
+		"aliases":             req.Aliases,
+		"difficulty":          req.Difficulty,
+		"genus":               req.Genus,
+		"distribution_area":   req.DistributionArea,
+		"life_cycle":          req.LifeCycle,
+		"growth_habit":        req.GrowthHabit,
+		"pests_diseases":      req.PestsDiseases,
+		"light_intensity":     req.LightIntensity,
+		"light_type":          req.LightType,
+		"optimal_temp_period": req.OptimalTempPeriod,
+		"stem":                req.Stem,
+		"fruit":               req.Fruit,
+		"foliage_type":        req.FoliageType,
+		"foliage_color":       req.FoliageColor,
+		"foliage_shape":       req.FoliageShape,
+		"height":              req.Height,
+		"flowering_period":    req.FloweringPeriod,
+		"flowering_color":     req.FloweringColor,
+		"flowering_shape":     req.FloweringShape,
+		"flower_diameter":     req.FlowerDiameter,
+	}
+	err := global.DB.Model(&plant.Wiki{}).Where("id = ?", req.Id).Updates(updateData).Error
+	return err
+}
+
+// WikiPage 分页
+func (s *WikiService) WikiPage(req plantReq.WikiPage) (list interface{}, total int64, err error) {
+	limit := req.PageSize
+	offset := req.PageSize * (req.Current - 1)
+	db := global.DB.Model(&plant.Wiki{}).Preload("ImgList", func(db *gorm.DB) *gorm.DB {
+		return db.Order("created_at desc").Limit(1)
+	}).Preload("Classes", func(db *gorm.DB) *gorm.DB {
+		return db.Order("created_at desc")
+	})
+	var wikis []plant.Wiki
+	if req.Name != "" {
+		db = db.Where("name like ?", "%"+req.Name+"%")
+	}
+	if req.IsHot != nil {
+		db = db.Where("is_hot = ?", *req.IsHot)
+	}
+	if len(req.ClassIdIs) > 0 {
+		db = db.Joins("inner join sundynix_wiki_class on sundynix_wiki_class.class.id = sundynix_wiki.id").
+			Where("sundynix_wiki_class.class_id IN (?)", req.ClassIdIs)
+	}
+	err = db.Count(&total).Error
+	if err != nil {
+		return
+	}
+	err = db.Limit(limit).Offset(offset).Order("created_at desc").Find(&wikis).Error
+	return wikis, total, err
+}
+
+// Detail 详情
+func (s *WikiService) Detail(id string) (w plant.Wiki, err error) {
+	var wiki plant.Wiki
+	err = global.DB.Where("id = ?", id).
+		Preload("Classes", func(db *gorm.DB) *gorm.DB {
+			return db.Order("created_at desc")
+		}).
+		Preload("ImgList", func(db *gorm.DB) *gorm.DB {
+			return db.Order("created_at desc")
+		}).
+		Preload("RelatedWiki", func(db *gorm.DB) *gorm.DB {
+			return db.Order("created_at desc")
+		}).
+		First(&wiki).Error
+	if err != nil {
+		return
+	}
+	return wiki, nil
+}