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event.go
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event.go
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package data
import (
"context"
"github.com/go-kratos/kratos/v2/log"
"github.com/google/uuid"
"github.com/kdimtricp/aical/internal/biz"
"gorm.io/gorm"
"time"
)
//goland:noinspection GoUnnecessarilyExportedIdentifiers
type Event struct {
gorm.Model
ID uuid.UUID `gorm:"type:varchar(255);primaryKey;default:gen_random_uuid()"`
CalendarID uuid.UUID
GoogleID string
Title string
Location string
StartTime time.Time
EndTime time.Time
IsUsed bool
IsAllDay bool
History []*eventHistory
}
func (e *Event) biz() *biz.Event {
return &biz.Event{
ID: e.ID,
GoogleID: e.GoogleID,
CalendarID: e.CalendarID,
Summary: e.Title,
Location: e.Location,
CreatedAt: e.CreatedAt,
UpdatedAt: e.UpdatedAt,
StartTime: e.StartTime,
EndTime: e.EndTime,
IsAllDay: e.IsAllDay,
}
}
func marshalEvent(event *biz.Event) *Event {
return &Event{
ID: event.ID,
GoogleID: event.GoogleID,
CalendarID: event.CalendarID,
Title: event.Summary,
Location: event.Location,
StartTime: event.StartTime,
EndTime: event.EndTime,
IsAllDay: event.IsAllDay,
}
}
type events []*Event
func (es events) biz() []*biz.Event {
events := make([]*biz.Event, len(es))
for i, event := range es {
events[i] = event.biz()
}
return events
}
type eventRepo struct {
data *Data
log *log.Helper
}
func NewEventRepo(data *Data, logger log.Logger) biz.EventRepo {
return &eventRepo{
data: data,
log: log.NewHelper(logger),
}
}
func (r *eventRepo) Create(_ context.Context, event *biz.Event) (*biz.Event, error) {
r.log.Debugf("CreateAll Event: %v", event)
e := marshalEvent(event)
tx := r.data.db.Begin()
if err := tx.Create(&e).Error; err != nil {
tx.Rollback()
return nil, err
}
if err := tx.Create(&eventHistory{
EventID: e.ID,
CalendarID: e.CalendarID,
ChangeType: biz.CREATED,
ChangeTime: time.Now(),
NewEvent: *event,
}).Error; err != nil {
tx.Rollback()
return nil, err
}
if err := tx.Commit().Error; err != nil {
tx.Rollback()
return nil, err
}
return e.biz(), nil
}
func (r *eventRepo) Get(_ context.Context, event *biz.Event) (*biz.Event, error) {
r.log.Debugf("Get Event: %v", event)
e := marshalEvent(event)
if err := r.data.db.Where(&e).First(&e).Error; err != nil {
return nil, err
}
return e.biz(), nil
}
func (r *eventRepo) Update(_ context.Context, event *biz.Event) (*biz.Event, error) {
r.log.Debugf("Update Event: %v", event)
e := marshalEvent(event)
pe := &Event{}
tx := r.data.db.Begin()
if err := tx.Where(&Event{ID: e.ID}).First(&pe).Error; err != nil {
tx.Rollback()
return nil, err
}
bpe := pe.biz()
if err := tx.Model(&e).Updates(&e).Error; err != nil {
tx.Rollback()
return nil, err
}
if err := tx.Create(&eventHistory{
EventID: e.ID,
CalendarID: e.CalendarID,
ChangeType: biz.UPDATED,
ChangeTime: time.Now(),
PrevEvent: *bpe,
NewEvent: *event,
}).Error; err != nil {
tx.Rollback()
return nil, err
}
if err := tx.Commit().Error; err != nil {
tx.Rollback()
return nil, err
}
return e.biz(), nil
}
func (r *eventRepo) Delete(_ context.Context, event *biz.Event) error {
r.log.Debugf("Delete Event: %v", event)
e := marshalEvent(event)
tx := r.data.db.Begin()
if err := tx.Where(&Event{ID: e.ID}).Delete(&Event{}).Error; err != nil {
tx.Rollback()
return err
}
if err := tx.Create(&eventHistory{
EventID: e.ID,
CalendarID: e.CalendarID,
ChangeType: biz.DELETED,
ChangeTime: time.Now(),
PrevEvent: *event,
}).Error; err != nil {
tx.Rollback()
return err
}
if err := tx.Commit().Error; err != nil {
tx.Rollback()
return err
}
return nil
}
func (r *eventRepo) List(_ context.Context, calendarID uuid.UUID) ([]*biz.Event, error) {
r.log.Debugf("List events: %v", calendarID)
var events events
if err := r.data.db.Where("calendar_id = ?", calendarID).Find(&events).Error; err != nil {
return nil, err
}
return events.biz(), nil
}