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63 lines
1.4 KiB
63 lines
1.4 KiB
package dorm
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import (
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"context"
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"errors"
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"fmt"
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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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)
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// MongoClientFun *MongoClient 驱动
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// string 库名
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type MongoClientFun func() (*MongoClient, string)
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// MongoClientCollectionFun *MongoClient 驱动
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// string 库名
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// string 集合
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type MongoClientCollectionFun func() (*MongoClient, string, string)
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type ConfigMongoClient struct {
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Dns string // 地址
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Opts *options.ClientOptions
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DatabaseName string // 库名
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}
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type MongoClient struct {
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Db *mongo.Client // 驱动
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config *ConfigMongoClient // 配置
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}
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func NewMongoClient(config *ConfigMongoClient) (*MongoClient, error) {
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var ctx = context.Background()
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var err error
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c := &MongoClient{config: config}
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// 连接到MongoDB
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if c.config.Dns != "" {
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c.Db, err = mongo.Connect(ctx, options.Client().ApplyURI(c.config.Dns))
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if err != nil {
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return nil, errors.New(fmt.Sprintf("连接失败：%v", err))
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}
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} else {
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c.Db, err = mongo.Connect(ctx, c.config.Opts)
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if err != nil {
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return nil, errors.New(fmt.Sprintf("连接失败：%v", err))
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}
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}
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// 检查连接
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err = c.Db.Ping(ctx, nil)
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if err != nil {
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return nil, errors.New(fmt.Sprintf("检查连接失败：%v", err))
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}
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return c, nil
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}
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// Close 关闭
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func (c *MongoClient) Close(ctx context.Context) error {
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return c.Db.Disconnect(ctx)
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}
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