forked from ebhomengo/niki
46 lines
928 B
Go
46 lines
928 B
Go
package database
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import (
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"database/sql"
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"fmt"
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"time"
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)
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type DSNBuilder interface {
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BuildDSN(config Config) string
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}
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type Database struct {
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DB *sql.DB
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Dialect string
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}
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func Connect(config Config) (*Database, error) {
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dsnB, DSNErr := GetDSNBuilder(config.Driver)
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if DSNErr != nil {
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return nil, DSNErr
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}
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dsn := dsnB.BuildDSN(config)
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conn, err := sql.Open(config.Driver, dsn)
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if err != nil {
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return nil, fmt.Errorf("error opening database: %w", err)
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}
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if err := conn.Ping(); err != nil {
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return nil, fmt.Errorf("failed to connect to database: %w", err)
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}
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conn.SetMaxIdleConns(config.MaxIdleConns)
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conn.SetMaxOpenConns(config.MaxOpenConns)
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conn.SetConnMaxLifetime(time.Duration(config.ConnMaxLifetime) * time.Second)
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fmt.Println("Database connection established successfully")
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return &Database{DB: conn, Dialect: config.Driver}, err
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}
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func Close(conn *sql.DB) error {
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return conn.Close()
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}
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