110 lines
2.7 KiB
Go
110 lines
2.7 KiB
Go
package postservicelogic
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import (
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"app-cloudep-tweeting-service/gen_result/pb/tweeting"
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"app-cloudep-tweeting-service/internal/domain"
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model "app-cloudep-tweeting-service/internal/model/mongo"
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"app-cloudep-tweeting-service/internal/svc"
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ers "code.30cm.net/digimon/library-go/errs"
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"context"
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"google.golang.org/protobuf/proto"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type ListPostsLogic 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 NewListPostsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ListPostsLogic {
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return &ListPostsLogic{
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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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type listReq struct {
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OnlyAdds int32 `json:"only_adds" validate:"oneof=0 1 2 3"`
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PageSize int64 `json:"page_size" validate:"required"`
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PageIndex int64 `json:"page_index" validate:"required"`
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}
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// ListPosts 查詢貼文
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func (l *ListPostsLogic) ListPosts(in *tweeting.QueryPostsReq) (*tweeting.ListPostsResp, error) {
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// 驗證資料
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if err := l.svcCtx.Validate.ValidateAll(&listReq{
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PageSize: int64(in.GetPageSize()),
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PageIndex: int64(in.GetPageIndex()),
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OnlyAdds: in.GetOnlyAds(),
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}); err != nil {
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return nil, ers.InvalidFormat(err.Error())
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}
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query := &model.QueryPostModelReq{
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UID: in.GetUid(),
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Id: in.GetId(),
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PageSize: int64(in.GetPageSize()),
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PageIndex: int64(in.GetPageIndex()),
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}
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if in.OnlyAds != nil {
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switch in.GetOnlyAds() {
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case domain.AdTypeOnlyAd.ToInt32():
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query.OnlyAds = proto.Bool(true)
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case domain.AdTypeOnlyNotAd.ToInt32():
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query.OnlyAds = proto.Bool(false)
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default:
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}
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}
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find, count, err := l.svcCtx.PostModel.Find(l.ctx, query)
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if err != nil {
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e := domain.PostMongoErrorL(
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logx.WithContext(l.ctx),
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[]logx.LogField{
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{Key: "query", Value: query},
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{Key: "func", Value: "PostModel.Find"},
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{Key: "err", Value: err},
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},
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"failed to add new post").Wrap(err)
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return nil, e
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}
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result := make([]*tweeting.PostDetailItem, 0, count)
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for _, item := range find {
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media := make([]*tweeting.Media, 0, len(item.Media))
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for _, subItem := range item.Media {
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media = append(media, &tweeting.Media{
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Type: subItem.Type,
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Url: subItem.Links,
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})
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}
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result = append(result, &tweeting.PostDetailItem{
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PostId: item.ID.Hex(),
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Uid: item.UID,
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Content: item.Content,
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Tags: item.Tags,
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Media: media,
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IsAd: item.IsAd,
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CreatedAt: item.CreateAt,
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UpdateAt: item.UpdateAt,
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LikeCount: int64(item.Like),
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DislikeCount: int64(item.DisLike),
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})
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}
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return &tweeting.ListPostsResp{
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Posts: result,
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Page: &tweeting.Pager{
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Total: count,
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Index: int64(in.GetPageIndex()),
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Size: int64(in.GetPageSize()),
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},
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}, nil
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}
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