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seed_db.go
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seed_db.go
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package scripts
import (
"context"
"encoding/json"
"github.com/coretrix/hitrix"
"github.com/latolukasz/beeorm"
"github.com/coretrix/hitrix/pkg/entity"
"github.com/coretrix/hitrix/service"
)
type DBSeedScript struct {
Seeds map[string]Seed
}
func (script *DBSeedScript) Run(ctx context.Context, _ hitrix.Exit) {
ormService, _ := service.DI().OrmEngine()
Seeder(script.Seeds, ormService)
}
func (script *DBSeedScript) Unique() bool {
return true
}
func (script *DBSeedScript) Description() string {
return "Seed Database"
}
type Seed interface {
Execute(*beeorm.Engine)
Version() int
}
func Seeder(seeds map[string]Seed, ormService *beeorm.Engine) {
var setting entity.SettingsEntity
whereStmt := beeorm.NewWhere("`Key` = ?", entity.HitrixSettingAll.Seeds)
var hasExecutedSeedsSetting = ormService.SearchOne(whereStmt, &setting)
var executedSeeds entity.SettingSeedsValue
if hasExecutedSeedsSetting {
if err := json.Unmarshal([]byte(setting.Value), &executedSeeds); err != nil {
panic(err.Error())
}
}
var newSeeds entity.SettingSeedsValue = make(entity.SettingSeedsValue)
for k, seed := range seeds {
_, hasExecutedSeed := executedSeeds[k]
if !hasExecutedSeedsSetting || !hasExecutedSeed ||
(hasExecutedSeed && executedSeeds[k] < seed.Version()) {
seed.Execute(ormService)
newSeeds[k] = seed.Version()
}
}
if len(newSeeds) > 0 {
saveNewSeeds(ormService, newSeeds)
}
}
func saveNewSeeds(ormService *beeorm.Engine, newSeeds entity.SettingSeedsValue) {
var settings = entity.SettingsEntity{
Key: entity.HitrixSettingAll.Seeds,
}
var hasExecutedSeedsSetting = ormService.Load(&settings)
if hasExecutedSeedsSetting {
var oldSeeds entity.SettingSeedsValue
if err := json.Unmarshal([]byte(settings.Value), &oldSeeds); err != nil {
panic(err.Error())
}
// overwrite old with newSeeds
for k, v := range newSeeds {
oldSeeds[k] = v
}
}
str, err := json.Marshal(newSeeds)
if err != nil {
panic(err.Error())
}
settings.Value = string(str)
ormService.Flush(&settings)
}