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55 lines
1.2 KiB
55 lines
1.2 KiB
package database
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import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"auroragolang/internal/config"
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"gorm.io/driver/mysql"
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"gorm.io/driver/postgres"
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"gorm.io/driver/sqlite"
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"gorm.io/gorm"
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)
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func Connect(cfg config.DatabaseConfig) (*gorm.DB, error) {
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driver := strings.ToLower(cfg.Driver)
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switch driver {
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case "sqlite":
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dbPath := cfg.SQLite.Path
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if !filepath.IsAbs(dbPath) {
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dbPath = filepath.Join(".", dbPath)
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}
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if err := os.MkdirAll(filepath.Dir(dbPath), 0o755); err != nil {
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return nil, fmt.Errorf("创建SQLite目录失败: %w", err)
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}
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return gorm.Open(sqlite.Open(dbPath), &gorm.Config{})
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case "mysql":
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dsn := fmt.Sprintf(
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"%s:%s@tcp(%s:%d)/%s?%s",
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cfg.MySQL.User,
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cfg.MySQL.Password,
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cfg.MySQL.Host,
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cfg.MySQL.Port,
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cfg.MySQL.DBName,
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cfg.MySQL.Params,
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)
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return gorm.Open(mysql.Open(dsn), &gorm.Config{})
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case "postgres", "postgresql":
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dsn := fmt.Sprintf(
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"host=%s port=%d user=%s password=%s dbname=%s sslmode=%s",
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cfg.Postgres.Host,
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cfg.Postgres.Port,
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cfg.Postgres.User,
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cfg.Postgres.Password,
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cfg.Postgres.DBName,
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cfg.Postgres.SSLMode,
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)
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return gorm.Open(postgres.Open(dsn), &gorm.Config{})
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default:
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return nil, fmt.Errorf("未知的数据库驱动: %s", cfg.Driver)
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}
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}
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