60 lines
1.6 KiB
Go
60 lines
1.6 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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"app-cloudep-tweeting-service/internal/svc"
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"context"
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ers "code.30cm.net/digimon/library-go/errs"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type CountLikeLogic 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 NewCountLikeLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CountLikeLogic {
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return &CountLikeLogic{
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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 countLikeReq struct {
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PostID string `json:"post_id" validate:"required"` // 貼文的 ID
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ReactionType domain.LikeType `json:"reaction_type" validate:"required,oneof=1 2"` // 用戶的反應類型，可能是讚或不讚
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}
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// CountLike 取得讚/不讚數量
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func (l *CountLikeLogic) CountLike(in *tweeting.LikeCountReq) (*tweeting.LikeCountResp, error) {
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// 驗證資料
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if err := l.svcCtx.Validate.ValidateAll(&countLikeReq{
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PostID: in.GetTargetId(),
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ReactionType: domain.LikeType(in.GetLikeType()),
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}); err != nil {
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return nil, ers.InvalidFormat(err.Error())
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}
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count, err := l.svcCtx.PostLikeModel.Count(l.ctx, in.GetTargetId(), domain.LikeType(in.GetLikeType()))
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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: "PostLikeModel.Count"},
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{Key: "err", Value: err},
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},
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"failed to count like or dislike").Wrap(err)
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return nil, e
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}
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return &tweeting.LikeCountResp{
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Count: count,
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}, nil
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}
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