63 lines
1.5 KiB
Go
63 lines
1.5 KiB
Go
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package socialnetworkservicelogic
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import (
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"app-cloudep-tweeting-service/internal/domain"
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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 GetFollowerCountLogic 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 NewGetFollowerCountLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetFollowerCountLogic {
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return &GetFollowerCountLogic{
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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 getFollowCountReq struct {
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UID string `validate:"required"`
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}
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// GetFollowerCount 取得跟隨者數量
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func (l *GetFollowerCountLogic) GetFollowerCount(in *tweeting.FollowCountReq) (*tweeting.FollowCountResp, error) {
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// 驗證資料
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if err := l.svcCtx.Validate.ValidateAll(&getFollowCountReq{
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UID: in.Uid,
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}); err != nil {
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// 錯誤代碼 05-011-00
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return nil, ers.InvalidFormat(err.Error())
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}
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followerCount, err := l.svcCtx.SocialNetworkRepository.GetFollowerCount(l.ctx, in.GetUid())
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if err != nil {
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// 錯誤代碼 05-021-32
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e := domain.CommentErrorL(
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domain.GetFollowerCountErrorCode,
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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: "SocialNetworkRepository.GetFollowerCount"},
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{Key: "err", Value: err},
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},
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"failed to count follower").Wrap(err)
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return nil, e
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}
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return &tweeting.FollowCountResp{
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Uid: in.GetUid(),
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Total: followerCount,
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}, nil
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}
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