kra-oa/internal/data/data.go

92 lines
2.5 KiB
Go

package data
import (
"context"
"fmt"
"log"
"os"
"time"
_ "github.com/go-sql-driver/mysql"
"github.com/google/wire"
"github.com/redis/go-redis/v9"
"gorm.io/driver/mysql"
"gorm.io/gorm"
"kra/internal/conf"
"kra/internal/data/ent"
"kra/internal/data/ent/migrate"
)
// ProviderSet is data providers.
var ProviderSet = wire.NewSet(NewData, NewAdminRepo, NewSystemRepo, NewAccessRepo, NewSettingsRepo, NewVersionRepo, NewExportRepo, NewAuditRepo, NewTaskRepo, NewMediaRepo, NewAnnouncementRepo, NewEmailRepo, NewCache, NewFileStorage)
// Data is a struct that contains the database client.
type Data struct {
db *ent.Client
gormDB *gorm.DB
redis *redis.Client
}
// NewData creates a new Data instance.
func NewData(c *conf.Data) (*Data, func(), error) {
if c == nil || c.Database == nil {
return nil, nil, fmt.Errorf("database configuration is required")
}
db, err := ent.Open(c.Database.Driver, c.Database.Source)
if err != nil {
return nil, nil, fmt.Errorf("open ent database: %w", err)
}
gormDB, err := gorm.Open(mysql.Open(c.Database.Source), &gorm.Config{})
if err != nil {
_ = db.Close()
return nil, nil, err
}
// The announcement module owns its table lifecycle independently of the
// first-run database initializer.
if err = gormDB.AutoMigrate(&announcementPO{}); err != nil {
_ = db.Close()
return nil, nil, fmt.Errorf("migrate announcement table: %w", err)
}
var redisClient *redis.Client
if c.Redis != nil && c.Redis.Addr != "" {
options := &redis.Options{Addr: c.Redis.Addr}
if c.Redis.Network != "" {
options.Network = c.Redis.Network
}
if c.Redis.ReadTimeout != nil {
options.ReadTimeout = c.Redis.ReadTimeout.AsDuration()
}
if c.Redis.WriteTimeout != nil {
options.WriteTimeout = c.Redis.WriteTimeout.AsDuration()
}
candidate := redis.NewClient(options)
pingCtx, cancel := context.WithTimeout(context.Background(), 800*time.Millisecond)
if pingErr := candidate.Ping(pingCtx).Err(); pingErr != nil {
log.Printf("redis unavailable, using in-memory cache: %v", pingErr)
_ = candidate.Close()
} else {
redisClient = candidate
}
cancel()
}
if os.Getenv("DEPLOY_ENV") == "dev" {
// Enable debug mode for detailed logging.
db = db.Debug()
// Run the auto migration tool.
if err = db.Schema.Create(context.Background(), migrate.WithDropIndex(true)); err != nil {
return nil, nil, err
}
}
cleanup := func() {
_ = db.Close()
if redisClient != nil {
_ = redisClient.Close()
}
}
return &Data{
db: db,
gormDB: gormDB,
redis: redisClient,
}, cleanup, nil
}