50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
package db
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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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"speedtest/config"
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"gorm.io/driver/sqlite"
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"gorm.io/gorm"
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"gorm.io/gorm/logger"
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)
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// InitDB initializes the database connection and performs auto-migration.
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func InitDB(cfg config.DatabaseConfig) (*gorm.DB, error) {
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var dialector gorm.Dialector
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switch cfg.Driver {
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case "sqlite":
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dsn := cfg.DSN
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// 如果 DSN 是默认相对路径，则基于 base dir 解析
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if dsn == config.DefaultDSNWin || dsn == config.DefaultDSNLinux {
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dsn = filepath.Join(config.LinuxBaseDir, "speedtest.db")
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}
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// 确保 SQLite 父目录存在
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dir := filepath.Dir(dsn)
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if err := os.MkdirAll(dir, 0755); err != nil {
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return nil, fmt.Errorf("创建数据库目录失败 %s: %w", dir, err)
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}
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dialector = sqlite.Open(dsn)
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default:
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return nil, fmt.Errorf("不支持的数据库驱动: %s", cfg.Driver)
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}
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database, err := gorm.Open(dialector, &gorm.Config{
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Logger: logger.Default.LogMode(logger.Warn),
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})
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if err != nil {
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return nil, fmt.Errorf("连接数据库失败: %w", err)
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}
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// Auto-migrate all models
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if err := database.AutoMigrate(&SpeedTestResult{}); err != nil {
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return nil, fmt.Errorf("数据库迁移失败: %w", err)
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}
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return database, nil
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}
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