mini_user_news_logic.go
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package user
import (
"context"
"github.com/samber/lo"
"gitlab.fjmaimaimai.com/allied-creation/sumifcc-discuss/cmd/discuss/interanl/pkg/domain"
"gitlab.fjmaimaimai.com/allied-creation/sumifcc-discuss/pkg/contextdata"
"gitlab.fjmaimaimai.com/allied-creation/sumifcc-discuss/pkg/xerr"
"gitlab.fjmaimaimai.com/allied-creation/sumifcc-discuss/cmd/discuss/api/internal/svc"
"gitlab.fjmaimaimai.com/allied-creation/sumifcc-discuss/cmd/discuss/api/internal/types"
"github.com/zeromicro/go-zero/core/logx"
)
type MiniUserNewsLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewMiniUserNewsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *MiniUserNewsLogic {
return &MiniUserNewsLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
func (l *MiniUserNewsLogic) MiniUserNews(req *types.MiniUserNewsRequest) (resp *types.MiniUserNewsResposne, err error) {
var (
conn = l.svcCtx.DefaultDBConn()
user *domain.User
userToken = contextdata.GetUserTokenFromCtx(l.ctx)
articles []*domain.Article
readedArticles = make([]*domain.UserReadArticle, 0)
)
if user, err = l.svcCtx.UserRepository.FindOne(l.ctx, conn, userToken.UserId); err != nil {
return nil, xerr.NewErrMsgErr("用户不存在", err)
}
var (
users = user.Following
)
if req.AuthorId > 0 {
users = []int64{req.AuthorId}
}
if _, articles, err = l.svcCtx.ArticleRepository.FindAuthorsLatestArticle(l.ctx, conn, user.CompanyId, users, user.Id, req.LastArticleId, req.Size); err != nil {
return nil, xerr.NewErrMsgErr("获取快讯异常", err)
}
resp = &types.MiniUserNewsResposne{
List: make([]types.UserNewsItem, 0),
}
articleIds := domain.Values(articles, func(item *domain.Article) int64 {
return item.Id
})
if len(articleIds) > 0 {
resp.LastArticleId = articleIds[len(articleIds)-1]
_, readedArticles, _ = l.svcCtx.UserReadArticleRepository.Find(l.ctx, conn, domain.IndexCompanyId(userToken.CompanyId)().WithKV("articleIds", articleIds))
}
readArticlesMap := lo.KeyBy(readedArticles, func(item *domain.UserReadArticle) int64 {
return item.ArticleId
})
lo.ForEach(articles, func(item *domain.Article, index int) {
newsItem := types.UserNewsItem{
NewsId: item.Id,
Type: "article",
Title: item.Title,
Summary: item.Summary,
Time: item.CreatedAt,
ReadFlag: false,
}
if _, ok := readArticlesMap[item.Id]; ok {
newsItem.ReadFlag = true
}
resp.List = append(resp.List, newsItem)
})
return
}