package logic

import (
	"context"
	"errors"

	"juwan-backend/app/community/rpc/internal/svc"
	"juwan-backend/app/community/rpc/pb"

	"github.com/zeromicro/go-zero/core/logx"
)

type UpdateCommentsLogic struct {
	ctx    context.Context
	svcCtx *svc.ServiceContext
	logx.Logger
}

func NewUpdateCommentsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *UpdateCommentsLogic {
	return &UpdateCommentsLogic{
		ctx:    ctx,
		svcCtx: svcCtx,
		Logger: logx.WithContext(ctx),
	}
}

func (l *UpdateCommentsLogic) UpdateComments(in *pb.UpdateCommentsReq) (*pb.UpdateCommentsResp, error) {
	if in.GetId() <= 0 {
		return nil, errors.New("id is required")
	}

	store := l.svcCtx.Store
	store.Mu.Lock()
	defer store.Mu.Unlock()

	comment, ok := store.Comments[in.GetId()]
	if !ok || comment.GetDeletedAt() > 0 {
		return nil, errors.New("comment not found")
	}

	if in.GetPostId() > 0 {
		comment.PostId = in.GetPostId()
	}
	if in.GetAuthorId() > 0 {
		comment.AuthorId = in.GetAuthorId()
	}
	if in.GetContent() != "" {
		comment.Content = in.GetContent()
	}
	if in.GetLikeCount() > 0 {
		comment.LikeCount = in.GetLikeCount()
	}
	if in.GetDeletedAt() > 0 {
		comment.DeletedAt = in.GetDeletedAt()
	}
	if in.GetCreatedAt() > 0 {
		comment.CreatedAt = in.GetCreatedAt()
	}

	return &pb.UpdateCommentsResp{}, nil
}