answer/internal/service/search_service.go

74 lines
2.4 KiB
Go

package service
import (
"context"
"github.com/answerdev/answer/internal/schema"
"github.com/answerdev/answer/internal/service/search_common"
"github.com/answerdev/answer/internal/service/search_parser"
"github.com/answerdev/answer/plugin"
)
type SearchService struct {
searchParser *search_parser.SearchParser
searchRepo search_common.SearchRepo
}
func NewSearchService(
searchParser *search_parser.SearchParser,
searchRepo search_common.SearchRepo,
) *SearchService {
return &SearchService{
searchParser: searchParser,
searchRepo: searchRepo,
}
}
// Search search contents
func (ss *SearchService) Search(ctx context.Context, dto *schema.SearchDTO) (resp *schema.SearchResp, err error) {
if dto.Page < 1 {
dto.Page = 1
}
// search type
cond := ss.searchParser.ParseStructure(ctx, dto)
// check search plugin
var finder plugin.Search
_ = plugin.CallSearch(func(search plugin.Search) error {
finder = search
return nil
})
resp = &schema.SearchResp{}
// search plugin is not found, call system search
if finder == nil {
if cond.SearchAll() {
resp.SearchResults, resp.Total, err =
ss.searchRepo.SearchContents(ctx, cond.Words, cond.Tags, cond.UserID, cond.VoteAmount, dto.Page, dto.Size, dto.Order)
} else if cond.SearchQuestion() {
resp.SearchResults, resp.Total, err =
ss.searchRepo.SearchQuestions(ctx, cond.Words, cond.Tags, cond.NotAccepted, cond.Views, cond.AnswerAmount, dto.Page, dto.Size, dto.Order)
} else if cond.SearchAnswer() {
resp.SearchResults, resp.Total, err =
ss.searchRepo.SearchAnswers(ctx, cond.Words, cond.Tags, cond.Accepted, cond.QuestionID, dto.Page, dto.Size, dto.Order)
}
return
}
return ss.searchByPlugin(ctx, finder, cond, dto)
}
func (ss *SearchService) searchByPlugin(ctx context.Context, finder plugin.Search, cond *schema.SearchCondition, dto *schema.SearchDTO) (resp *schema.SearchResp, err error) {
var res []plugin.SearchResult
resp = &schema.SearchResp{}
if cond.SearchAll() {
res, resp.Total, err = finder.SearchContents(ctx, cond.Convert2PluginSearchCond(dto.Page, dto.Size, dto.Order))
} else if cond.SearchQuestion() {
res, resp.Total, err = finder.SearchQuestions(ctx, cond.Convert2PluginSearchCond(dto.Page, dto.Size, dto.Order))
} else if cond.SearchAnswer() {
res, resp.Total, err = finder.SearchAnswers(ctx, cond.Convert2PluginSearchCond(dto.Page, dto.Size, dto.Order))
}
resp.SearchResults, err = ss.searchRepo.ParseSearchPluginResult(ctx, res)
return resp, err
}