86 lines
2.2 KiB
Go
86 lines
2.2 KiB
Go
package postservicelogic
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import (
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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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ers "code.30cm.net/digimon/library-go/errs"
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"context"
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"app-cloudep-tweeting-service/gen_result/pb/tweeting"
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"app-cloudep-tweeting-service/internal/svc"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type LikeListLogic 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 NewLikeListLogic(ctx context.Context, svcCtx *svc.ServiceContext) *LikeListLogic {
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return &LikeListLogic{
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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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// 換句話說就是對這個文章按讚的人的列表
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type likeListReq struct {
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Target string `json:"target" validate:"required"`
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LikeType domain.LikeType `json:"like_type" validate:"required,oneof=1 2"`
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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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// LikeList 取得讚/不讚列表
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func (l *LikeListLogic) LikeList(in *tweeting.LikeListReq) (*tweeting.LikeListResp, error) {
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// 驗證資料
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if err := l.svcCtx.Validate.ValidateAll(&likeListReq{
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Target: in.TargetId,
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LikeType: domain.LikeType(in.GetLikeType()),
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PageSize: in.GetPageSize(),
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PageIndex: in.GetPageIndex(),
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}); err != nil {
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return nil, ers.InvalidFormat(err.Error())
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}
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result, total, err := l.svcCtx.PostLikeModel.FindLikeUsers(l.ctx, &model.QueryPostLikeReq{
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Target: in.GetTargetId(),
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LikeType: domain.LikeType(in.GetLikeType()),
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PageSize: in.GetPageSize(),
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PageIndex: in.GetPageIndex(),
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})
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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: "req", Value: in},
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{Key: "func", Value: "PostModel.LikeDislike"},
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{Key: "err", Value: err},
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},
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"failed to like or dislike").Wrap(err)
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return nil, e
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}
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var list = make([]*tweeting.LikeItem, 0, len(result))
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for _, item := range result {
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list = append(list, &tweeting.LikeItem{
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LikeType: int64(item.Type),
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TargetId: item.TargetID,
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Uid: item.UID,
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})
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}
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return &tweeting.LikeListResp{
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List: list,
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Page: &tweeting.Pager{
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Size: in.GetPageSize(),
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Index: in.GetPageIndex(),
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Total: total,
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},
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}, nil
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}
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