61 lines
1.2 KiB
Go
61 lines
1.2 KiB
Go
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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"github.com/novablog/server/internal/config"
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"github.com/novablog/server/internal/models"
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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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var DB *gorm.DB
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// Initialize 初始化数据库连接
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func Initialize(cfg *config.Config) error {
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var err error
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// 确保数据目录存在
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dbDir := filepath.Dir(cfg.Database.Path)
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if err := os.MkdirAll(dbDir, 0755); err != nil {
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return fmt.Errorf("failed to create database directory: %w", err)
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}
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// 连接 SQLite 数据库
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DB, err = gorm.Open(sqlite.Open(cfg.Database.Path), &gorm.Config{
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Logger: logger.Default.LogMode(logger.Info),
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})
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if err != nil {
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return fmt.Errorf("failed to connect database: %w", err)
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}
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// 自动迁移数据库表
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if err := autoMigrate(); err != nil {
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return fmt.Errorf("failed to migrate database: %w", err)
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}
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return nil
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}
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// autoMigrate 自动迁移数据库表结构
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func autoMigrate() error {
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return DB.AutoMigrate(
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&models.User{},
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&models.Comment{},
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&models.Like{},
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&models.LikeCount{},
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&models.PostMeta{},
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)
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}
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// Close 关闭数据库连接
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func Close() error {
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sqlDB, err := DB.DB()
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if err != nil {
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return err
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}
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return sqlDB.Close()
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} |