add list posts
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518e1673fe
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@ -51,10 +51,9 @@ message UpdatePostReq {
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// 查詢貼文的請求
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message QueryPostsReq {
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repeated int64 user_id = 1; // 可選：根據用戶ID篩選貼文
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repeated int64 id = 2; // 可選：根據貼文ID篩選貼文
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repeated string tags = 3; // 可選：根據標籤篩選貼文
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optional bool only_ads = 4; // 可選：是否只顯示廣告
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repeated string uid = 1; // 可選：根據用戶ID篩選貼文
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repeated string id = 2; // 可選：根據貼文ID篩選貼文
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optional int32 only_ads = 4; // 可選：是否只顯示廣告 0 不篩選 1 只顯示廣告 2 不顯示廣告
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int32 page_index = 5; // 分頁的頁碼
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int32 page_size = 6; // 每頁顯示的數量
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}
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@ -62,7 +61,7 @@ message QueryPostsReq {
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// 貼文詳情
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message PostDetailItem {
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string post_id = 1; // 貼文ID
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int64 user_id = 2; // 發佈用戶ID
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string uid = 2; // 發佈用戶ID
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string content = 3; // 貼文內容
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repeated string tags = 4; // 標籤
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repeated Media media = 5; // 圖片URL
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@ -0,0 +1,13 @@
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package domain
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type AdType int32
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func (a AdType) ToInt32() int32 {
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return int32(a)
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}
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const (
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AdTypeAll AdType = iota
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AdTypeOnlyAd
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AdTypeOnlyNotAd
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)
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@ -1,10 +1,13 @@
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package postservicelogic
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import (
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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/domain"
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model "app-cloudep-tweeting-service/internal/model/mongo"
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"app-cloudep-tweeting-service/internal/svc"
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ers "code.30cm.net/digimon/library-go/errs"
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"context"
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"google.golang.org/protobuf/proto"
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"github.com/zeromicro/go-zero/core/logx"
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)
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@ -23,9 +26,84 @@ func NewListPostsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ListPos
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}
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}
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type listReq struct {
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OnlyAdds int32 `json:"only_adds" validate:"oneof=0 1 2 3"`
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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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// ListPosts 查詢貼文
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func (l *ListPostsLogic) ListPosts(in *tweeting.QueryPostsReq) (*tweeting.ListPostsResp, error) {
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// todo: add your logic here and delete this line
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// 驗證資料
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if err := l.svcCtx.Validate.ValidateAll(&listReq{
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PageSize: int64(in.GetPageSize()),
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PageIndex: int64(in.GetPageIndex()),
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OnlyAdds: in.GetOnlyAds(),
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}); err != nil {
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return nil, ers.InvalidFormat(err.Error())
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}
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return &tweeting.ListPostsResp{}, nil
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query := &model.QueryPostModelReq{
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UID: in.GetUid(),
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Id: in.GetId(),
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PageSize: int64(in.GetPageSize()),
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PageIndex: int64(in.GetPageIndex()),
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}
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if in.OnlyAds != nil {
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switch in.GetOnlyAds() {
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case domain.AdTypeOnlyAd.ToInt32():
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query.OnlyAds = proto.Bool(true)
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case domain.AdTypeOnlyNotAd.ToInt32():
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query.OnlyAds = proto.Bool(false)
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default:
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}
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}
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find, count, err := l.svcCtx.PostModel.Find(l.ctx, query)
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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: "query", Value: query},
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{Key: "func", Value: "PostModel.Find"},
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{Key: "err", Value: err},
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},
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"failed to add new post").Wrap(err)
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return nil, e
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}
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result := make([]*tweeting.PostDetailItem, 0, count)
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for _, item := range find {
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media := make([]*tweeting.Media, 0, len(item.Media))
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for _, subItem := range item.Media {
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media = append(media, &tweeting.Media{
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Type: subItem.Type,
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Url: subItem.Links,
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})
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}
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result = append(result, &tweeting.PostDetailItem{
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PostId: item.ID.Hex(),
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Uid: item.UID,
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Content: item.Content,
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Tags: item.Tags,
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Media: media,
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IsAd: item.IsAd,
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CreatedAt: item.CreateAt,
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UpdateAt: item.UpdateAt,
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LikeCount: int64(item.Like),
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DislikeCount: int64(item.DisLike),
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})
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}
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return &tweeting.ListPostsResp{
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Posts: result,
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Page: &tweeting.Pager{
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Total: count,
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Index: int64(in.GetPageIndex()),
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Size: int64(in.GetPageSize()),
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},
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}, nil
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}
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@ -2,6 +2,7 @@ package model
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import (
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"context"
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"errors"
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"fmt"
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"github.com/zeromicro/go-zero/core/logx"
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"github.com/zeromicro/go-zero/core/stores/cache"
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@ -9,6 +10,7 @@ import (
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"go.mongodb.org/mongo-driver/bson"
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"go.mongodb.org/mongo-driver/bson/primitive"
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"go.mongodb.org/mongo-driver/mongo"
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"go.mongodb.org/mongo-driver/mongo/options"
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"time"
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)
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@ -21,11 +23,20 @@ type (
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postModel
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DeleteMany(ctx context.Context, id ...string) (int64, error)
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UpdateOptional(ctx context.Context, data *Post) (*mongo.UpdateResult, error)
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Find(ctx context.Context, param *QueryPostModelReq) ([]*Post, int64, error)
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}
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customPostModel struct {
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*defaultPostModel
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}
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QueryPostModelReq struct {
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UID []string
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Id []string
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OnlyAds *bool
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PageSize int64
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PageIndex int64
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}
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)
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// NewPostModel returns a model for the mongo.
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@ -118,3 +129,65 @@ func (m *defaultPostModel) UpdateOptional(ctx context.Context, data *Post) (*mon
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return res, err
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}
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// Find 貼文列表
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func (m *defaultPostModel) Find(ctx context.Context, param *QueryPostModelReq) ([]*Post, int64, error) {
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filter := bson.M{}
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// 添加 UID 過濾條件
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if len(param.UID) > 0 {
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filter["uid"] = bson.M{"$in": param.UID}
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}
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// 添加 ID 過濾條件
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if len(param.Id) > 0 {
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var ids []primitive.ObjectID
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for _, item := range param.Id {
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oid, err := primitive.ObjectIDFromHex(item)
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if err != nil {
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// log
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continue
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}
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ids = append(ids, oid)
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}
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filter["_id"] = bson.M{"$in": ids}
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}
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// 添加 OnlyAds 過濾條件
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if param.OnlyAds != nil {
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// true 是廣告 false 不是廣告 , 沒寫就是不過率
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filter["is_ad"] = *param.OnlyAds
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}
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// 分頁處理
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options := options.Find()
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if param.PageSize > 0 {
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options.SetLimit(param.PageSize)
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}
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if param.PageIndex > 0 {
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options.SetSkip((param.PageIndex - 1) * param.PageSize)
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}
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// 計算總數（不考慮分頁）
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totalCount, err := m.conn.CountDocuments(ctx, filter)
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if err != nil {
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return nil, 0, err
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}
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result := make([]*Post, 0, param.PageSize)
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// 執行查詢
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err = m.conn.Find(ctx, &result, filter, options)
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if err != nil {
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return nil, 0, err
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}
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switch {
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case err == nil:
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return result, totalCount, nil
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case errors.Is(err, monc.ErrNotFound):
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return nil, 0, ErrNotFound
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default:
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return nil, 0, err
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}
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}
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