Initial commit

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
This commit is contained in:
2026-09-15 13:57:10 +08:00
co-authored by Claude Opus 5
commit 8679200f41
1897 changed files with 257900 additions and 0 deletions
+392
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package db
import (
"context"
"errors"
"fmt"
"reflect"
"time"
"91porn-server/common/log"
"91porn-server/common/stderr"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/bson/primitive"
"go.mongodb.org/mongo-driver/mongo"
"go.mongodb.org/mongo-driver/mongo/options"
)
var (
enableSortMCheck = true
bsonDType = reflect.TypeOf(bson.D{})
bsonDPtrType = reflect.TypeOf(&bson.D{})
bsonEType = reflect.TypeOf(bson.E{})
bsonEPtrType = reflect.TypeOf(&bson.E{})
bsonMType = reflect.TypeOf(bson.M{})
bsonMPtrType = reflect.TypeOf(&bson.M{})
)
var skipErrors = []error{mongo.ErrNoDocuments}
func handleDbError(err error) error {
for _, e := range skipErrors {
if err == e {
return nil
}
}
if err != nil {
if mongo.IsDuplicateKeyError(err) {
return stderr.InsertExistError
}
}
return err
}
func sortCheck(sort interface{}) error {
if !enableSortMCheck {
return nil
}
if sort == nil {
return nil
}
typ := reflect.TypeOf(sort)
var m bson.M
switch typ {
case bsonMType:
//log.Warn("mongo sort use bson.M use bson.D instead", log.Any("sort", sort))
m, _ = sort.(bson.M)
case bsonMPtrType:
//log.Warn("mongo sort use *bson.M use bson.D instead", log.Any("sort", sort))
pm, _ := sort.(*bson.M)
m = *pm
case bsonDType, bsonDPtrType, bsonEType, bsonEPtrType:
return nil
default:
log.Warn("sort use unknown sort type please check", log.Any("sort", sort), log.Any("typ", typ))
return errors.New("mongo error sort type")
}
if len(m) > 1 {
return errors.New("mongo error sort, use bson.M and len(sort) > 1")
}
return nil
}
// CreateIndex 创建数据索引.options 在index里面创建
func (u *MongoTool) CreateIndex(models []mongo.IndexModel) ([]string, error) {
//return nil, nil
return u.coll.Indexes().CreateMany(u.ctx, models)
}
// DropIndex 删除数据索引.options 在index里面创建
func (u *MongoTool) DropIndex(indexname string) error {
if _, err := u.coll.Indexes().DropOne(u.ctx, indexname); err != nil {
log.Error(fmt.Sprintf("drop indexes error %+v", err))
return err
}
return nil
}
// DropIndexIfExists 删除指定索引;索引或所在集合尚未创建时均视为成功。
func (u *MongoTool) DropIndexIfExists(indexname string) error {
if _, err := u.coll.Indexes().DropOne(u.ctx, indexname); err != nil {
var commandErr mongo.CommandError
// 27=IndexNotFound(索引不存在)、26=NamespaceNotFound(集合/库尚未创建):目标索引本就不存在,视为成功。
if errors.As(err, &commandErr) && (commandErr.Code == 27 || commandErr.Code == 26) {
return nil
}
log.Error(fmt.Sprintf("drop indexes error %+v", err))
return err
}
return nil
}
// InsertOne 插入单条信息
func (u *MongoTool) InsertOne(document interface{}, opts ...*options.InsertOneOptions) (*mongo.InsertOneResult, error) {
insertResult, err := u.coll.InsertOne(u.ctx, document, opts...)
return insertResult, handleDbError(err)
}
// InsertMany 批量插入信息
func (u *MongoTool) InsertMany(documents interface{}, opts ...*options.InsertManyOptions) (*mongo.InsertManyResult, error) {
if err := validInterfaceSlice(documents); err != nil {
return nil, err
}
res := setTimeForSlice(documents)
return u.coll.InsertMany(u.ctx, res, opts...)
}
// Find 查询多条数据
func (u *MongoTool) Find(model interface{}, filter bson.M, opts ...*options.FindOptions) error {
if err := validInterfaceSlice(model); err != nil {
return err
}
cur, err := u.FindCursor(filter, opts...)
if err != nil {
return err
}
return handleDbError(cur.All(u.ctx, model))
}
// FindCursor 查询多条数据并返回游标。
// Cursor 不是并发安全的,调用方必须在完成或失败后关闭它。
func (u *MongoTool) FindCursor(filter bson.M, opts ...*options.FindOptions) (*mongo.Cursor, error) {
for _, opt := range opts {
if opt == nil {
continue
}
if opt.Limit != nil && *opt.Limit > 1000 {
fmt.Println("limit beyond 1000 ==================>", *opt.Limit)
}
if opt.Sort != nil {
if err := sortCheck(opt.Sort); err != nil {
return nil, err
}
}
}
return u.coll.Find(u.ctx, filter, opts...)
}
// FindOne 单条查询
func (u *MongoTool) FindOne(model interface{}, filter bson.M, opts ...*options.FindOneOptions) error {
for _, opt := range opts {
if opt.Sort != nil {
if err := sortCheck(opt.Sort); err != nil {
return err
}
}
}
return handleDbError(u.coll.FindOne(u.ctx, filter, opts...).Decode(model))
}
// FindOneAndDelete 单条查询并删除
func (u *MongoTool) FindOneAndDelete(model interface{}, filter bson.M, opts ...*options.FindOneAndDeleteOptions) error {
for _, opt := range opts {
if opt.Sort != nil {
if err := sortCheck(opt.Sort); err != nil {
return err
}
}
}
return handleDbError(u.coll.FindOneAndDelete(u.ctx, filter, opts...).Decode(model))
}
// FindOneAndReplace 单条查询 rd set to Before 表示返回原始数据, set to After 表示返回替换后的数据
func (u *MongoTool) FindOneAndReplace(model interface{}, filter bson.M, replacement bson.M, opts ...*options.FindOneAndReplaceOptions) error {
for _, opt := range opts {
if opt.Sort != nil {
if err := sortCheck(opt.Sort); err != nil {
return err
}
}
}
return handleDbError(u.coll.FindOneAndReplace(u.ctx, filter, replacement, opts...).Decode(model))
}
// FindOneAndUpdate 单条查询 rd set to Before 表示返回原始数据, set to After 表示返回更新后的数据 默认为返回更新后的数据
func (u *MongoTool) FindOneAndUpdate(model interface{}, filter bson.M, update bson.M, opts ...*options.FindOneAndUpdateOptions) error {
for _, opt := range opts {
if opt.Sort != nil {
if err := sortCheck(opt.Sort); err != nil {
return err
}
}
}
setReturn := false
for _, opt := range opts {
if opt != nil && opt.ReturnDocument != nil {
setReturn = true
break
}
}
if !setReturn {
after := options.After
opts = append(opts, &options.FindOneAndUpdateOptions{ReturnDocument: &after})
}
return handleDbError(u.coll.FindOneAndUpdate(u.ctx, filter, update, opts...).Decode(model))
}
// FindOneAndUpsert 单条查询 匹配到数据更新,未匹配到数据则upsert
func (u *MongoTool) FindOneAndUpsert(model interface{}, filter bson.M, update bson.M, opts ...*options.FindOneAndUpdateOptions) error {
upsert := true
var beforeOrAfter options.ReturnDocument
for _, opt := range opts {
if opt.Sort != nil {
if err := sortCheck(opt.Sort); err != nil {
return err
}
}
}
setReturn := false
for _, opt := range opts {
if opt != nil && opt.ReturnDocument != nil {
beforeOrAfter = *opt.ReturnDocument
setReturn = true
break
}
}
if !setReturn {
beforeOrAfter = options.After
}
opts = append(opts, &options.FindOneAndUpdateOptions{ReturnDocument: &beforeOrAfter, Upsert: &upsert})
return handleDbError(u.coll.FindOneAndUpdate(u.ctx, filter, update, opts...).Decode(model))
}
func (u *MongoTool) FindOneAndUpdateReturnTiny(bind interface{}, query bson.M, update bson.M, afterDoc bool, opts ...*options.FindOneAndUpdateOptions) error {
if afterDoc {
opts = append(opts, options.FindOneAndUpdate().SetReturnDocument(options.After))
} else {
opts = append(opts, options.FindOneAndUpdate().SetReturnDocument(options.Before))
}
result := handleDbError(u.coll.FindOneAndUpdate(u.ctx, query, update, opts...).Decode(bind))
return result
}
// FindOneByID 通过id查找一条数据
func (u *MongoTool) FindOneByID(model interface{}, id primitive.ObjectID, opts ...*options.FindOneOptions) error {
for _, opt := range opts {
if opt.Sort != nil {
if err := sortCheck(opt.Sort); err != nil {
return err
}
}
}
return handleDbError(u.coll.FindOne(u.ctx, bson.M{"_id": id}, opts...).Decode(model))
}
// Aggregate 聚合查找数据
func (u *MongoTool) Aggregate(model interface{}, pipeline []bson.M, opts ...*options.AggregateOptions) error {
if err := validInterfaceSlice(model); err != nil {
return err
}
cur, err := u.coll.Aggregate(u.ctx, pipeline, opts...)
if err != nil {
return err
}
return handleDbError(cur.All(u.ctx, model))
}
// AggregateDecode 聚合.Decode
func (u *MongoTool) AggregateDecode(model interface{}, pipeline []bson.M, opts ...*options.AggregateOptions) error {
cur, err := u.coll.Aggregate(u.ctx, pipeline, opts...)
if err != nil {
return err
}
if cur.Next(u.ctx) {
return handleDbError(cur.Decode(model))
}
return nil
}
// Distinct 去重查询
func (u *MongoTool) Distinct(fieldName string, filter bson.M, opts ...*options.DistinctOptions) ([]interface{}, error) {
return u.coll.Distinct(u.ctx, fieldName, filter, opts...)
}
// DeleteOne 删除一条数据
func (u *MongoTool) DeleteOne(filter bson.M, opt ...*options.DeleteOptions) (*mongo.DeleteResult, error) {
return u.coll.DeleteOne(u.ctx, filter, opt...)
}
// DeleteMany 删除多条数据
func (u *MongoTool) DeleteMany(filter bson.M, opt ...*options.DeleteOptions) (*mongo.DeleteResult, error) {
return u.coll.DeleteMany(u.ctx, filter, opt...)
}
// DeleteById 根据ID删除数据单条数据
func (u *MongoTool) DeleteById(id primitive.ObjectID) (*mongo.DeleteResult, error) {
return u.coll.DeleteOne(u.ctx, bson.M{"_id": id})
}
// UpdateOne 更新单条数据
func (u *MongoTool) UpdateOne(filter bson.M, update interface{}) (*mongo.UpdateResult, error) {
return u.coll.UpdateOne(u.ctx, filter, update)
}
// UpdateMany 修改多条数据
func (u *MongoTool) UpdateMany(filter bson.M, update bson.M) (*mongo.UpdateResult, error) {
return u.coll.UpdateMany(u.ctx, filter, update)
}
// UpsertMany 或者修改或者插入多条数据
func (u *MongoTool) UpsertMany(filter bson.M, update bson.M) (*mongo.UpdateResult, error) {
return u.coll.UpdateMany(u.ctx, filter, update, options.Update().SetUpsert(true))
}
// UpsertOne 或者修改或者插入一条数据
func (u *MongoTool) UpsertOne(filter bson.M, update bson.M) (*mongo.UpdateResult, error) {
return u.coll.UpdateOne(u.ctx, filter, update, options.Update().SetUpsert(true))
}
// UpdateOneForSet 修改一条数据 【根据修改数据中集合类型字段】
func (u *MongoTool) UpdateOneForSet(filter bson.M, update bson.D) (*mongo.UpdateResult, error) {
return u.coll.UpdateOne(u.ctx, filter, update)
}
// Count 获取数量
func (u *MongoTool) Count(filter interface{}, opts ...*options.CountOptions) (int64, error) {
if reflect.TypeOf(filter).Kind() == reflect.Slice {
cur, err := u.coll.Aggregate(u.ctx, filter)
if err != nil {
return 0, err
}
var count int64 = 0
for cur.Next(context.TODO()) {
count++
}
return count, nil
}
return u.coll.CountDocuments(u.ctx, filter, opts...)
}
// EstimateCount 获取数量
func (u *MongoTool) EstimateCount(opts ...*options.EstimatedDocumentCountOptions) (int64, error) {
return u.coll.EstimatedDocumentCount(u.ctx, opts...)
}
// Bulk Bulk
func (u *MongoTool) Bulk(models []mongo.WriteModel, opts ...*options.BulkWriteOptions) (*mongo.BulkWriteResult, error) {
return u.coll.BulkWrite(u.ctx, models, opts...)
}
// Exists 是否存在数据
func (u *MongoTool) Exists(filter interface{}, opts ...*options.FindOneOptions) (bool, error) {
var limit int64 = 1
lo := &options.CountOptions{Limit: &limit}
n, err := u.Count(filter, lo)
if err != nil {
return false, err
}
return n > 0, nil
}
func setTimeForSlice(docs interface{}) []interface{} {
arr := reflect.ValueOf(docs)
if arr.Kind() == reflect.Ptr {
arr = reflect.ValueOf(docs).Elem()
}
result := make([]interface{}, arr.Len())
for i := 0; i < arr.Len(); i++ {
ele := arr.Index(i)
now := time.Now()
if ma := ele.FieldByName("UpdatedAt"); ma.IsValid() {
ma.Set(reflect.ValueOf(now))
}
if ca := ele.FieldByName("CreatedAt"); ca.IsValid() {
ca.Set(reflect.ValueOf(now))
}
result[i] = ele.Interface()
}
return result
}
func validInterfaceSlice(bind interface{}) error {
t := reflect.TypeOf(bind)
k := t.Kind()
if t.Kind() == reflect.Ptr {
k = t.Elem().Kind()
}
if k != reflect.Slice {
return stderr.MustSliceOrSlicePtr
}
return nil
}