zetaloop
97 lines
2.0 KiB
Go
97 lines
2.0 KiB
Go
package logic
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import (
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"context"
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"strings"
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"juwan-backend/app/community/rpc/internal/svc"
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"juwan-backend/app/community/rpc/pb"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type SearchPostsLogic struct {
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ctx context.Context
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svcCtx *svc.ServiceContext
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logx.Logger
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}
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func NewSearchPostsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *SearchPostsLogic {
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return &SearchPostsLogic{
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ctx: ctx,
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svcCtx: svcCtx,
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Logger: logx.WithContext(ctx),
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}
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}
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func (l *SearchPostsLogic) SearchPosts(in *pb.SearchPostsReq) (*pb.SearchPostsResp, error) {
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limit := in.GetLimit()
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if limit <= 0 {
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limit = 20
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}
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offset := in.GetOffset()
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if offset < 0 {
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offset = 0
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}
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store := l.svcCtx.Store
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store.Mu.RLock()
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defer store.Mu.RUnlock()
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filtered := make([]*pb.Posts, 0, len(store.Posts))
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for _, p := range store.Posts {
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if p.GetDeletedAt() > 0 {
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continue
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}
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if in.GetId() > 0 && p.GetId() != in.GetId() {
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continue
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}
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if in.AuthorId != nil && p.GetAuthorId() != in.GetAuthorId() {
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continue
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}
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if in.AuthorRole != nil && p.GetAuthorRole() != in.GetAuthorRole() {
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continue
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}
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if in.Title != nil && !strings.Contains(strings.ToLower(p.GetTitle()), strings.ToLower(in.GetTitle())) {
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continue
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}
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if in.Content != nil && !strings.Contains(strings.ToLower(p.GetContent()), strings.ToLower(in.GetContent())) {
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continue
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}
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if len(in.GetTags()) > 0 {
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match := false
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for _, t := range in.GetTags() {
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for _, pt := range p.GetTags() {
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if t == pt {
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match = true
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break
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}
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}
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if match {
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break
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}
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}
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if !match {
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continue
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}
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}
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cp := *p
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cp.Images = append([]string(nil), p.Images...)
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cp.Tags = append([]string(nil), p.Tags...)
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filtered = append(filtered, &cp)
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}
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sortPostsDesc(filtered)
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if offset >= int64(len(filtered)) {
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return &pb.SearchPostsResp{Posts: []*pb.Posts{}}, nil
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}
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end := offset + limit
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if end > int64(len(filtered)) {
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end = int64(len(filtered))
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}
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return &pb.SearchPostsResp{Posts: filtered[offset:end]}, nil
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}
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