metarare_api-main/view/explore.go

package view

import (
	"errors"
	"fmt"

	"github.com/metarare/metarare_api/common"
	"github.com/metarare/metarare_api/models"
	"gorm.io/gorm"
)

type ResultSet struct {
	*models.CollectionProfile
	IsOfficial bool `json:"is_official"`
}

func SelectCollectionListByKeyword(db *gorm.DB, _filter common.Filter) (error, []ResultSet) {

	var infos []ResultSet
	err := fmt.Errorf("")
	if _filter.CollectionName == "" {
		err = db.Table("collection_profile").
			Select(`
			collection.is_official as is_official,
			collection_profile.id,
			collection_profile.collection_id,
			collection_profile.created_at,
			collection_profile.updated_at,
			collection_profile.deleted_at,
			collection_profile.name,
			collection_profile.description,
			collection_profile.thumbnail_image,
			collection_profile.cover_image
			`).
			Joins("	left join (select token.collection_id, sum(price) as tvl  from sale left join token on sale.token_id = token.id group by token.collection_id) as stats on stats.collection_id = collection_profile.collection_id").
			Joins("left join collection on collection_profile.collection_id = collection.id").
			Order("tvl desc").Limit(10000).Find(&infos).Error
	} else {
		keyword := "%" + _filter.CollectionName + "%"
		err = db.Table("collection_profile").Where("LOWER(name) like LOWER(?)", keyword).Find(&infos).Error
	}

	if errors.Is(err, gorm.ErrRecordNotFound) {
		fmt.Println(err.Error())
		return err, []ResultSet{}
	}
	return nil, infos
}

func SelectExploreItems(db *gorm.DB, _filter common.Filter, authUserID uint64) (error, []common.ExpItem) {

	var _items []common.ExpItem
	err := GetExploreItemQuery(db, _filter, authUserID).Find(&_items).Error

	if errors.Is(err, gorm.ErrRecordNotFound) {
		fmt.Println(err.Error())
		return err, []common.ExpItem{}
	}
	return nil, _items
}

func SelectExploreItemsByTokenName(db *gorm.DB, _filter common.Filter, authUserID uint64) (error, common.SearchExpItems) {

	_searchItem := common.SearchExpItems{}
	keyword := "%" + _filter.TokenName + "%"
	err := GetExploreItemQuery(db, _filter, authUserID).Where("LOWER(token.name) like  LOWER(?)", keyword).Find(&_searchItem.Result).Error
	GetSuggestionSearch(db, _filter).Limit(10).Find(&_searchItem.Suggestion)
	if errors.Is(err, gorm.ErrRecordNotFound) {
		fmt.Println(err.Error())
		return err, common.SearchExpItems{}
	}
	return nil, _searchItem
}

func HintQueryByToken(db *gorm.DB, _filter common.Filter) (error, []string) {
	var _items []string
	keyword := "%" + _filter.TokenName + "%"
	err := GetHintExploreQuery(db, _filter, keyword).Limit(10).Find(&_items).Error

	if errors.Is(err, gorm.ErrRecordNotFound) {
		fmt.Println(err.Error())
		return err, []string{}
	}
	return nil, _items
}