优化mongo，封装count逻辑，处理objectId

mongo/mongo.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"reflect"
 	"strings"
 	"sync"
 	"time"
@@ -12,6 +11,7 @@ import (
 	"gitee.com/red-future---jilin-g/common/beans"
 	"gitee.com/red-future---jilin-g/common/log/model/dto"
 	"github.com/gogf/gf/v2/container/gvar"
+	"github.com/gogf/gf/v2/os/grpool"
 
 	"gitee.com/red-future---jilin-g/common/redis"
 	"gitee.com/red-future---jilin-g/common/utils"
@@ -174,8 +174,11 @@ func reconnect() error {
 	return gerror.New("MongoDB重连失败，已达到最大重试次数")
 }
 
+var logPool *grpool.Pool
+
 // init 初始化MongoDB连接
 func init() {
+	logPool = grpool.New(10)
 	// 按需初始化：没有配置 mongo.address 则跳过
 	mongoAddr = g.Cfg().MustGet(context.Background(), "mongo.address").String()
 	if mongoAddr == "" {
@@ -225,10 +228,10 @@ func close() {
 const PageSize = 20
 
 // Find 查询多条记录
-func (m *MongoDB) Find(ctx context.Context, filter bson.M, result interface{}, collection string, page *beans.Page, orderBy []beans.OrderBy) (err error) {
-	if err = utils.ValidStructPtr(result); err != nil {
-		return
-	}
+func (m *MongoDB) Find(ctx context.Context, filter bson.M, result interface{}, collection string, page *beans.Page, orderBy []beans.OrderBy) (total int64, err error) {
+	//if err = utils.ValidStructPtr(result); err != nil {
+	//	return
+	//}
 	user, err := utils.GetUserInfo(ctx)
 	if err != nil {
 		return
@@ -237,12 +240,6 @@ func (m *MongoDB) Find(ctx context.Context, filter bson.M, result interface{}, c
 	filterKey := fmt.Sprintf("%+v", filter)
 	optionsKey := fmt.Sprintf("%+v%+v", page, orderBy)
 	redisKey := fmt.Sprintf(redis.List, user.TenantId, collection, filterKey, optionsKey)
-	resultValue := reflect.ValueOf(result)
-	if resultValue.IsNil() || resultValue.IsZero() {
-		return errors.New("result不能为空")
-	}
-	resultValue = resultValue.Elem()
-	listField := resultValue.FieldByName("List")
 	if m.Cache {
 		var resultStr *gvar.Var
 		resultStr, err = redis.RedisClient.Get(ctx, redisKey)
@@ -250,7 +247,10 @@ func (m *MongoDB) Find(ctx context.Context, filter bson.M, result interface{}, c
 			return
 		}
 		if !resultStr.IsEmpty() {
-			resultStr.Structs(listField.Addr().Interface())
+			if err = resultStr.Structs(result); err != nil {
+				return
+			}
+			total = int64(len(resultStr.Array()))
 			return
 		}
 	}
@@ -261,19 +261,20 @@ func (m *MongoDB) Find(ctx context.Context, filter bson.M, result interface{}, c
 	skip := int64(0)
 	if page != nil {
 		limit = page.PageSize
-		skip = (page.PageNum - 1) * limit
-		if skip <= 0 {
+		if limit == -1 {
 			skip = 0
+		} else {
+			skip = (page.PageNum - 1) * limit
 		}
 	}
-	total, err := m.Count(ctx, filter, collection)
-	if err != nil || total == 0 {
-		return
-	}
-	utils.SetValue(ctx, result, "Total", total)
 	opt := options.Find().SetSkip(skip)
 	if limit != -1 {
 		opt.SetLimit(limit)
+	} else {
+		total, err = m.Count(ctx, filter, collection)
+		if err != nil || total == 0 {
+			return
+		}
 	}
 	if orderBy == nil {
 		opt.SetSort(bson.M{"createdAt": -1})
@@ -293,25 +294,17 @@ func (m *MongoDB) Find(ctx context.Context, filter bson.M, result interface{}, c
 	if err != nil {
 		return
 	}
+	if limit == -1 {
+		total = int64(cur.RemainingBatchLength())
+	}
 	defer cur.Close(ctx)
-
-	// 先解码到[]bson.M，再转换到目标类型，处理datetime到string的转换
-	var docs []bson.M
-	if err = cur.All(ctx, &docs); err != nil {
-		return
-	}
-	for _, v := range docs {
-		v["id"] = v["_id"].(bson.ObjectID).Hex()
-		delete(v, "_id")
-	}
-	// 使用gconv转换，处理类型转换
-	if err = gconv.Structs(docs, listField.Addr().Interface()); err != nil {
+	if err = cur.All(ctx, result); err != nil {
 		return
 	}
 	if m.Cache {
-		err = redis.RedisClient.SetEX(ctx, redisKey, docs, int64(time.Hour))
+		err = redis.RedisClient.SetEX(ctx, redisKey, result, int64(time.Hour))
 		if err != nil {
-			return err
+			return
 		}
 	}
 	return
@@ -408,16 +401,17 @@ func (m *MongoDB) Delete(ctx context.Context, filter bson.M, collection string,
 		return
 	}
 	filter["tenantId"] = user.TenantId
-	var rows []interface{}
-	if err = m.Find(ctx, filter, &rows, collection, nil, nil); err != nil {
-		return
-	}
 	r, err := db.Collection(collection).DeleteMany(ctx, filter, opts...)
 	if err != nil {
 		return
 	}
 	count = r.DeletedCount
 	err = m.CleanRedis(ctx, filter, user.TenantId, collection)
+	//写日志
+	var rows []interface{}
+	if _, err = m.Find(ctx, filter, &rows, collection, nil, nil); err != nil {
+		return
+	}
 	serverName := g.Cfg().MustGet(ctx, "server.name").String()
 	logRedisKey := fmt.Sprintf("log:%s", serverName)
 	if _, err = redis.AddToStream(ctx, logRedisKey, &dto.RecordCreateLogReq{
@@ -450,17 +444,18 @@ func (m *MongoDB) Update(ctx context.Context, filter bson.M, update bson.M, coll
 	}
 	setDoc["updatedAt"] = gtime.Now().Time
 	update = bson.M{"$set": setDoc}
-	var rows []interface{}
-	if err = m.Find(ctx, filter, &rows, collection, nil, nil); err != nil {
-		return
-	}
 	result, err = db.Collection(collection).UpdateMany(ctx, filter, update, opts...)
 	if err != nil {
 		return
 	}
 	err = m.CleanRedis(ctx, filter, user.TenantId, collection)
+	//写日志
 	serverName := g.Cfg().MustGet(ctx, "server.name").String()
 	logRedisKey := fmt.Sprintf("log:%s", serverName)
+	var rows []interface{}
+	if _, err = m.Find(ctx, filter, &rows, collection, nil, nil); err != nil {
+		return
+	}
 	if _, err = redis.AddToStream(ctx, logRedisKey, &dto.RecordCreateLogReq{
 		ServiceName: serverName,
 		Collection:  collection,
@@ -636,7 +631,7 @@ func (m *MongoDB) Insert(ctx context.Context, documents []interface{}, collectio
 		rows = append(rows, doc)
 	} else {
 		filter := bson.M{"_id": bson.M{"$in": ids}}
-		if err = m.Find(ctx, filter, &rows, collection, nil, nil); err != nil {
+		if _, err = m.Find(ctx, filter, &rows, collection, nil, nil); err != nil {
 			return
 		}
 	}