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- package main
- import (
- "context"
- "fmt"
- "go.mongodb.org/mongo-driver/bson/primitive"
- "go.mongodb.org/mongo-driver/mongo"
- "go.mongodb.org/mongo-driver/mongo/options"
- "gopkg.in/mgo.v2/bson"
- "log"
- "math/big"
- "strconv"
- "time"
- )
- type Mgo struct {
- Uri string
- PoolSize uint64
- mgoEn *mongo.Client
- }
- type MgoSess struct {
- Db string
- Coll string
- Query interface{}
- Sorts []string
- fields interface{}
- limit int64
- skip int64
- M *MongodbSim
- }
- type MgoIter struct {
- Cursor *mongo.Cursor
- }
- func (mt *MgoIter) Next(result interface{}) bool {
- if mt.Cursor != nil {
- if mt.Cursor.Next(nil) {
- err := mt.Cursor.Decode(result)
- if err != nil {
- log.Println("mgo cur err", err.Error())
- mt.Cursor.Close(nil)
- return false
- }
- return true
- } else {
- mt.Cursor.Close(nil)
- return false
- }
- } else {
- return false
- }
- }
- func (ms *MgoSess) DB(name string) *MgoSess {
- ms.Db = name
- return ms
- }
- func (ms *MgoSess) C(name string) *MgoSess {
- ms.Coll = name
- return ms
- }
- func (ms *MgoSess) Find(q interface{}) *MgoSess {
- ms.Query = q
- return ms
- }
- func (ms *MgoSess) Select(fields interface{}) *MgoSess {
- ms.fields = fields
- return ms
- }
- func (ms *MgoSess) Limit(limit int64) *MgoSess {
- ms.limit = limit
- return ms
- }
- func (ms *MgoSess) Skip(skip int64) *MgoSess {
- ms.skip = skip
- return ms
- }
- func (ms *MgoSess) Sort(sorts ...string) *MgoSess {
- ms.Sorts = sorts
- return ms
- }
- func (ms *MgoSess) Iter() *MgoIter {
- it := &MgoIter{}
- find := options.Find()
- if ms.skip > 0 {
- find.SetSkip(ms.skip)
- }
- if ms.limit > 0 {
- find.SetLimit(ms.limit)
- }
- find.SetBatchSize(100)
- if len(ms.Sorts) > 0 {
- sort := bson.M{}
- for _, k := range ms.Sorts {
- switch k[:1] {
- case "-":
- sort[k[1:]] = -1
- case "+":
- sort[k[1:]] = 1
- default:
- sort[k] = 1
- }
- }
- find.SetSort(sort)
- }
- if ms.fields != nil {
- find.SetProjection(ms.fields)
- }
- cur, err := ms.M.C.Database(ms.Db).Collection(ms.Coll).Find(ms.M.Ctx, ms.Query, find)
- if err != nil {
- log.Println("mgo find err", err.Error())
- } else {
- it.Cursor = cur
- }
- return it
- }
- type MongodbSim struct {
- MongodbAddr string
- Size int
- // MinSize int
- DbName string
- C *mongo.Client
- Ctx context.Context
- ShortCtx context.Context
- pool chan bool
- UserName string
- Password string
- }
- func (m *MongodbSim) GetMgoConn() *MgoSess {
- //m.Open()
- ms := &MgoSess{}
- ms.M = m
- return ms
- }
- func (m *MongodbSim) DestoryMongoConn(ms *MgoSess) {
- //m.Close()
- ms.M = nil
- ms = nil
- }
- func (m *MongodbSim) InitPool() {
- opts := options.Client()
- opts.SetConnectTimeout(3 * time.Second)
- opts.ApplyURI("mongodb://" + m.MongodbAddr)
- opts.SetMaxPoolSize(uint64(m.Size))
- m.pool = make(chan bool, m.Size)
- if m.UserName !="" && m.Password !="" {
- cre := options.Credential{
- Username:m.UserName,
- Password:m.Password,
- }
- opts.SetAuth(cre)
- }
- opts.SetMaxConnIdleTime(2 * time.Hour)
- m.Ctx, _ = context.WithTimeout(context.Background(), 99999*time.Hour)
- m.ShortCtx, _ = context.WithTimeout(context.Background(), 1*time.Minute)
- client, err := mongo.Connect(m.ShortCtx, opts)
- if err != nil {
- log.Println("mgo init error:", err.Error())
- } else {
- m.C = client
- log.Println("init success")
- }
- }
- func (m *MongodbSim) Open() {
- m.pool <- true
- }
- func (m *MongodbSim) Close() {
- <-m.pool
- }
- //批量插入
- func (m *MongodbSim) UpSertBulk(c string, doc ...[]map[string]interface{}) (map[int64]interface{}, bool) {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- var writes []mongo.WriteModel
- for _, d := range doc {
- write := mongo.NewUpdateOneModel()
- write.SetFilter(d[0])
- write.SetUpdate(d[1])
- write.SetUpsert(true)
- writes = append(writes, write)
- }
- r, e := coll.BulkWrite(m.Ctx, writes)
- if e != nil {
- log.Println("mgo upsert error:", e.Error())
- return nil, false
- }
- // else {
- // if r.UpsertedCount != int64(len(doc)) {
- // log.Println("mgo upsert uncomplete:uc/dc", r.UpsertedCount, len(doc))
- // }
- // return true
- // }
- return r.UpsertedIDs, true
- }
- //批量插入
- func (m *MongodbSim) SaveBulk(c string, doc ...map[string]interface{}) bool {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- var writes []mongo.WriteModel
- for _, d := range doc {
- write := mongo.NewInsertOneModel()
- write.SetDocument(d)
- writes = append(writes, write)
- }
- _, e := coll.BulkWrite(m.Ctx, writes)
- if e != nil {
- log.Println("mgo savebulk error:", e.Error())
- return false
- }
- return true
- }
- //保存
- func (m *MongodbSim) Save(c string, doc map[string]interface{}) interface{} {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- r, err := coll.InsertOne(m.Ctx, doc)
- if err != nil {
- return nil
- }
- return r.InsertedID
- }
- //更新by Id
- func (m *MongodbSim) UpdateById(c, id string, doc map[string]interface{}) bool {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- _, err := coll.UpdateOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)}, doc)
- if err != nil {
- return false
- }
- return true
- }
- //删除by id
- func (m *MongodbSim) DeleteById(c, id string) int64 {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- r, err := coll.DeleteOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)})
- if err != nil {
- return 0
- }
- return r.DeletedCount
- }
- //通过条件删除
- func (m *MongodbSim) Delete(c string, query map[string]interface{}) int64 {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- r, err := coll.DeleteMany(m.Ctx, query)
- if err != nil {
- return 0
- }
- return r.DeletedCount
- }
- //findbyid
- func (m *MongodbSim) FindById(c, id string) map[string]interface{} {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- r := coll.FindOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)})
- v := map[string]interface{}{}
- r.Decode(&v)
- return v
- }
- //findone
- func (m *MongodbSim) FindOne(c string, query map[string]interface{}) map[string]interface{} {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- r := coll.FindOne(m.Ctx, query)
- v := map[string]interface{}{}
- r.Decode(&v)
- return v
- }
- //find
- func (m *MongodbSim) Find(c string, query map[string]interface{}, sort, fields interface{}) ([]map[string]interface{}, error) {
- m.Open()
- defer m.Close()
- coll := m.C.Database(m.DbName).Collection(c)
- op := options.Find()
- r, err := coll.Find(m.Ctx, query, op.SetSort(sort), op.SetProjection(fields))
- if err != nil {
- log.Fatal(err)
- return nil, err
- }
- var results []map[string]interface{}
- if err = r.All(m.Ctx, &results); err != nil {
- log.Fatal(err)
- return nil, err
- }
- return results, nil
- }
- //创建_id
- func NewObjectId() primitive.ObjectID {
- return primitive.NewObjectID()
- }
- func StringTOBsonId(id string) primitive.ObjectID {
- objectId, _ := primitive.ObjectIDFromHex(id)
- return objectId
- }
- func BsonTOStringId(id interface{}) string {
- return id.(primitive.ObjectID).Hex()
- }
- func toMegaBytes(bytes uint64) float64 {
- return float64(bytes) / 1024 / 1024
- }
- func IntAll(num interface{}) int {
- return IntAllDef(num, 0)
- }
- func Int64All(num interface{}) int64 {
- if i, ok := num.(int64); ok {
- return int64(i)
- } else if i0, ok0 := num.(int32); ok0 {
- return int64(i0)
- } else if i1, ok1 := num.(float64); ok1 {
- return int64(i1)
- } else if i2, ok2 := num.(int); ok2 {
- return int64(i2)
- } else if i3, ok3 := num.(float32); ok3 {
- return int64(i3)
- } else if i4, ok4 := num.(string); ok4 {
- i64, _ := strconv.ParseInt(i4, 10, 64)
- //in, _ := strconv.Atoi(i4)
- return i64
- } else if i5, ok5 := num.(int16); ok5 {
- return int64(i5)
- } else if i6, ok6 := num.(int8); ok6 {
- return int64(i6)
- } else if i7, ok7 := num.(*big.Int); ok7 {
- in, _ := strconv.ParseInt(fmt.Sprint(i7), 10, 64)
- return int64(in)
- } else if i8, ok8 := num.(*big.Float); ok8 {
- in, _ := strconv.ParseInt(fmt.Sprint(i8), 10, 64)
- return int64(in)
- } else {
- return 0
- }
- }
- func Float64All(num interface{}) float64 {
- if i, ok := num.(float64); ok {
- return float64(i)
- } else if i0, ok0 := num.(int32); ok0 {
- return float64(i0)
- } else if i1, ok1 := num.(int64); ok1 {
- return float64(i1)
- } else if i2, ok2 := num.(int); ok2 {
- return float64(i2)
- } else if i3, ok3 := num.(float32); ok3 {
- return float64(i3)
- } else if i4, ok4 := num.(string); ok4 {
- in, _ := strconv.ParseFloat(i4, 64)
- return in
- } else if i5, ok5 := num.(int16); ok5 {
- return float64(i5)
- } else if i6, ok6 := num.(int8); ok6 {
- return float64(i6)
- } else if i6, ok6 := num.(uint); ok6 {
- return float64(i6)
- } else if i6, ok6 := num.(uint8); ok6 {
- return float64(i6)
- } else if i6, ok6 := num.(uint16); ok6 {
- return float64(i6)
- } else if i6, ok6 := num.(uint32); ok6 {
- return float64(i6)
- } else if i6, ok6 := num.(uint64); ok6 {
- return float64(i6)
- } else if i7, ok7 := num.(*big.Float); ok7 {
- in, _ := strconv.ParseFloat(fmt.Sprint(i7), 64)
- return float64(in)
- } else if i8, ok8 := num.(*big.Int); ok8 {
- in, _ := strconv.ParseFloat(fmt.Sprint(i8), 64)
- return float64(in)
- } else {
- return 0
- }
- }
- func IntAllDef(num interface{}, defaultNum int) int {
- if i, ok := num.(int); ok {
- return int(i)
- } else if i0, ok0 := num.(int32); ok0 {
- return int(i0)
- } else if i1, ok1 := num.(float64); ok1 {
- return int(i1)
- } else if i2, ok2 := num.(int64); ok2 {
- return int(i2)
- } else if i3, ok3 := num.(float32); ok3 {
- return int(i3)
- } else if i4, ok4 := num.(string); ok4 {
- in, _ := strconv.Atoi(i4)
- return int(in)
- } else if i5, ok5 := num.(int16); ok5 {
- return int(i5)
- } else if i6, ok6 := num.(int8); ok6 {
- return int(i6)
- } else if i7, ok7 := num.(*big.Int); ok7 {
- in, _ := strconv.Atoi(fmt.Sprint(i7))
- return int(in)
- } else if i8, ok8 := num.(*big.Float); ok8 {
- in, _ := strconv.Atoi(fmt.Sprint(i8))
- return int(in)
- } else {
- return defaultNum
- }
- }
- func ObjToString(old interface{}) string {
- if nil == old {
- return ""
- } else {
- r, _ := old.(string)
- return r
- }
- }
- func ObjToStringDef(old interface{}, defaultstr string) string {
- if nil == old {
- return defaultstr
- } else {
- r, _ := old.(string)
- if r == "" {
- return defaultstr
- }
- return r
- }
- }
- //对象数组转成string数组
- func ObjArrToStringArr(old []interface{}) []string {
- if old != nil {
- new := make([]string, len(old))
- for i, v := range old {
- new[i] = v.(string)
- }
- return new
- } else {
- return nil
- }
- }
- //对象数组转成map数组
- func ObjArrToMapArr(old []interface{}) []map[string]interface{} {
- if old != nil {
- new := make([]map[string]interface{}, len(old))
- for i, v := range old {
- new[i] = v.(map[string]interface{})
- }
- return new
- } else {
- return nil
- }
- }
- //map数组转成对象数组
- func MapArrToObjArr(old []map[string]interface{}) []interface{} {
- if old != nil {
- new := make([]interface{}, len(old))
- for i, v := range old {
- new[i] = v
- }
- return new
- } else {
- return nil
- }
- }
- func InitMgoEn(uri string, poolSize uint64,username_password ... string) (*Mgo, error) {
- //fengweiqiang fwq@123123
- m := Mgo{}
- m.Uri = uri
- if poolSize == 0 {
- m.PoolSize = 100
- }
- //fengweiqiang/fwq@123123
- options_client := options.Client().
- ApplyURI(uri).SetMaxPoolSize(m.PoolSize)
- if len(username_password)==2{
- options_client = options_client.SetAuth(options.Credential{Username: username_password[0], Password: username_password[1]})
- }
- client, err := mongo.Connect(context.Background(), options_client)
- if err != nil {
- return nil, err
- } else {
- m.mgoEn = client
- return &m, nil
- }
- }
- func (m *Mgo) GetCon() *mongo.Client {
- if m.mgoEn != nil {
- return m.mgoEn
- } else {
- return nil
- }
- }
- //var zwjeReg *regexp.Regexp = regexp.MustCompile(`([〇零点壹贰叁肆伍陆柒捌玖拾百佰千仟万萬亿億元圆角分整正]{4,40})`)
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