add update and delete post

etc/tweeting.yaml

@@ -4,3 +4,25 @@ Etcd:
   Hosts:
   - 127.0.0.1:2379
   Key: tweeting.rpc
+
+Cache:
+  - Host: 127.0.0.1:7001
+    type: cluster
+  - Host: 127.0.0.1:7002
+    type: cluster
+  - Host: 127.0.0.1:7003
+    type: cluster
+  - Host: 127.0.0.1:7004
+    type: cluster
+  - Host: 127.0.0.1:7005
+    type: cluster
+  - Host: 127.0.0.1:7006
+    type: cluster
+
+Mongo:
+  Schema: mongodb
+  Host: 127.0.0.1
+  User: ""
+  Password: ""
+  Port: "27017"
+  Database: digimon_tweeting

internal/config/config.go

@@ -14,7 +14,6 @@ type Config struct {
 		Host     string
 		Port     string
 		Database string
-		Collection string
 	}
 
 	// 快取

internal/logic/postservice/delete_post_logic.go

@@ -1,6 +1,7 @@
 package postservicelogic
 
 import (
+	"app-cloudep-tweeting-service/internal/domain"
 	"context"
 
 	"app-cloudep-tweeting-service/gen_result/pb/tweeting"
@@ -25,7 +26,18 @@ func NewDeletePostLogic(ctx context.Context, svcCtx *svc.ServiceContext) *Delete
 
 // DeletePost 刪除貼文
 func (l *DeletePostLogic) DeletePost(in *tweeting.DeletePostsReq) (*tweeting.OKResp, error) {
-	// todo: add your logic here and delete this line
+	_, err := l.svcCtx.PostModel.DeleteMany(l.ctx, in.GetPostId()...)
+	if err != nil {
+		e := domain.PostMongoErrorL(
+			logx.WithContext(l.ctx),
+			[]logx.LogField{
+				{Key: "req", Value: in},
+				{Key: "func", Value: "PostModel.DeletePost"},
+				{Key: "err", Value: err},
+			},
+			"failed to add del post").Wrap(err)
+		return nil, e
+	}
 
 	return &tweeting.OKResp{}, nil
 }

internal/logic/postservice/new_post_logic.go

@@ -27,7 +27,7 @@ func NewNewPostLogic(ctx context.Context, svcCtx *svc.ServiceContext) *NewPostLo
 
 type newTweetingReq struct {
 	UID      string   `json:"uid" validate:"required"`
-	Content  string   `json:"content" validate:"required,gte=500"` // 貼文限制 500 字內
+	Content  string   `json:"content" validate:"required,lte=500"` // 貼文限制 500 字內
 	Tags     []string `json:"tags"`
 	MediaUrl []string `json:"media_url"`
 	IsAd     bool     `json:"is_ad"` // default false

internal/logic/postservice/update_post_logic.go

@@ -1,7 +1,11 @@
 package postservicelogic
 
 import (
+	"app-cloudep-tweeting-service/internal/domain"
+	model "app-cloudep-tweeting-service/internal/model/mongo"
+	ers "code.30cm.net/digimon/library-go/errs"
 	"context"
+	"go.mongodb.org/mongo-driver/bson/primitive"
 
 	"app-cloudep-tweeting-service/gen_result/pb/tweeting"
 	"app-cloudep-tweeting-service/internal/svc"
@@ -23,9 +27,53 @@ func NewUpdatePostLogic(ctx context.Context, svcCtx *svc.ServiceContext) *Update
 	}
 }
 
+type checkPostId struct {
+	PostID  string `validate:"required"`
+	Content string `json:"content,omitempty" validate:"lte=500"`
+}
+
 // UpdatePost 更新貼文
 func (l *UpdatePostLogic) UpdatePost(in *tweeting.UpdatePostReq) (*tweeting.OKResp, error) {
-	// todo: add your logic here and delete this line
+	// 驗證資料
+	if err := l.svcCtx.Validate.ValidateAll(&checkPostId{
+		PostID:  in.GetPostId(),
+		Content: in.GetContent(),
+	}); err != nil {
+		return nil, ers.InvalidFormat(err.Error())
+	}
+	// 沒有就沒有，有就走全覆蓋
+	update := model.Post{}
+	oid, err := primitive.ObjectIDFromHex(in.GetPostId())
+	if err != nil {
+		return nil, ers.InvalidFormat("failed to get correct post id")
+	}
+	update.ID = oid
+	update.Tags = in.GetTags()
+	// 將 Media 存入
+	var media []model.Media
+	for _, item := range in.GetMedia() {
+		media = append(media, model.Media{
+			Links: item.Url,
+			Type:  item.Type,
+		})
+	}
+	update.Media = media
+	update.Content = in.GetContent()
+	update.Like = uint64(in.GetLikeCount())
+	update.DisLike = uint64(in.GetDislikeCount())
+
+	_, err = l.svcCtx.PostModel.UpdateOptional(l.ctx, &update)
+	if err != nil {
+		e := domain.PostMongoErrorL(
+			logx.WithContext(l.ctx),
+			[]logx.LogField{
+				{Key: "req", Value: in},
+				{Key: "func", Value: "PostModel.UpdateOptional"},
+				{Key: "err", Value: err},
+			},
+			"failed to add new post").Wrap(err)
+		return nil, e
+	}
 
 	return &tweeting.OKResp{}, nil
 }

internal/model/mongo/post_model.go

@@ -1,8 +1,15 @@
 package model
 
 import (
+	"context"
+	"fmt"
+	"github.com/zeromicro/go-zero/core/logx"
 	"github.com/zeromicro/go-zero/core/stores/cache"
 	"github.com/zeromicro/go-zero/core/stores/monc"
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/bson/primitive"
+	"go.mongodb.org/mongo-driver/mongo"
+	"time"
 )
 
 var _ PostModel = (*customPostModel)(nil)
@@ -12,6 +19,8 @@ type (
 	// and implement the added methods in customPostModel.
 	PostModel interface {
 		postModel
+		DeleteMany(ctx context.Context, id ...string) (int64, error)
+		UpdateOptional(ctx context.Context, data *Post) (*mongo.UpdateResult, error)
 	}
 
 	customPostModel struct {
@@ -26,3 +35,86 @@ func NewPostModel(url, db, collection string, c cache.CacheConf) PostModel {
 		defaultPostModel: newDefaultPostModel(conn),
 	}
 }
+
+func (m *defaultPostModel) DeleteMany(ctx context.Context, id ...string) (int64, error) {
+	objectIDs := make([]primitive.ObjectID, 0, len(id))
+	key := make([]string, 0, len(id))
+
+	// prepare
+	for _, item := range id {
+		oid, err := primitive.ObjectIDFromHex(item)
+		if err != nil {
+			logx.WithCallerSkip(1).WithFields(
+				logx.Field("func", "defaultPostModel.DeleteMany"),
+				logx.Field("id", item),
+			).Error(err.Error())
+
+			continue
+		}
+		objectIDs = append(objectIDs, oid)
+		key = append(key, prefixPostCacheKey+item)
+	}
+
+	// 檢查是否有有效的 ObjectIDs
+	if len(objectIDs) == 0 {
+		return 0, ErrNotFound
+	}
+
+	// 刪除文檔
+	res, err := m.conn.DeleteMany(ctx, bson.M{"_id": bson.M{"$in": objectIDs}})
+	if err != nil {
+		return 0, err
+	}
+
+	err = m.conn.DelCache(ctx, key...)
+	if err != nil {
+		return 0, err
+	}
+
+	return res, err
+}
+
+func (m *defaultPostModel) UpdateOptional(ctx context.Context, data *Post) (*mongo.UpdateResult, error) {
+	update := bson.M{"$set": bson.M{}}
+
+	if data.UID != "" {
+		update["$set"].(bson.M)["uid"] = data.UID
+	}
+
+	if data.Content != "" {
+		update["$set"].(bson.M)["content"] = data.Content
+	}
+
+	if data.Status != 0 {
+		update["$set"].(bson.M)["status"] = data.Status
+	}
+
+	if data.IsAd {
+		update["$set"].(bson.M)["is_ad"] = data.IsAd
+	}
+
+	if len(data.Tags) > 0 {
+		update["$set"].(bson.M)["tags"] = data.Tags
+	}
+
+	if len(data.Media) > 0 {
+		update["$set"].(bson.M)["media_url"] = data.Media
+	}
+
+	if data.Like != 0 {
+		update["$set"].(bson.M)["like"] = data.Like
+	}
+
+	if data.DisLike != 0 {
+		update["$set"].(bson.M)["dislike"] = data.DisLike
+	}
+
+	// UpdateAt 是每次都需要更新的，不用檢查
+	update["$set"].(bson.M)["updateAt"] = time.Now().UTC().UnixNano()
+	fmt.Println("update map", update)
+
+	key := prefixPostCacheKey + data.ID.Hex()
+	res, err := m.conn.UpdateOne(ctx, key, bson.M{"_id": data.ID}, update)
+
+	return res, err
+}

internal/model/mongo/post_model_gen.go

@@ -31,8 +31,8 @@ func newDefaultPostModel(conn *monc.Model) *defaultPostModel {
 func (m *defaultPostModel) Insert(ctx context.Context, data *Post) error {
 	if data.ID.IsZero() {
 		data.ID = primitive.NewObjectID()
-		data.CreateAt = time.Now()
+		data.CreateAt = time.Now().UTC().UnixNano()
-		data.UpdateAt = time.Now()
+		data.UpdateAt = time.Now().UTC().UnixNano()
 	}
 
 	key := prefixPostCacheKey + data.ID.Hex()
@@ -60,7 +60,7 @@ func (m *defaultPostModel) FindOne(ctx context.Context, id string) (*Post, error
 }
 
 func (m *defaultPostModel) Update(ctx context.Context, data *Post) (*mongo.UpdateResult, error) {
-	data.UpdateAt = time.Now()
+	data.UpdateAt = time.Now().UTC().UnixNano()
 	key := prefixPostCacheKey + data.ID.Hex()
 	res, err := m.conn.UpdateOne(ctx, key, bson.M{"_id": data.ID}, bson.M{"$set": data})
 	return res, err

internal/model/mongo/post_types.go

@@ -1,8 +1,6 @@
 package model
 
 import (
-	"time"
-
 	"go.mongodb.org/mongo-driver/bson/primitive"
 )
 
@@ -19,8 +17,10 @@ type Post struct {
 	IsAd     bool               `bson:"is_ad" json:"is_ad"`         // 此則貼文是否為廣告貼文
 	Tags     []string           `bson:"tags" json:"tags"`           // 本則貼文的標籤，不提供搜尋，僅提供顯示(存名字，ID 建立之後就不提供修改與刪除)
 	Media    []Media            `bson:"media_url" json:"media_url"` // 網址
-	UpdateAt time.Time          `bson:"updateAt,omitempty" json:"updateAt,omitempty"`
+	Like     uint64             `bson:"like" json:"like"`           // 讚
-	CreateAt time.Time          `bson:"createAt,omitempty" json:"createAt,omitempty"`
+	DisLike  uint64             `bson:"dislike" json:"dislike"`     // 不讚
+	UpdateAt int64              `bson:"updateAt,omitempty" json:"updateAt,omitempty"`
+	CreateAt int64              `bson:"createAt,omitempty" json:"createAt,omitempty"`
 }
 
 type Media struct {