84 lines
1.9 KiB
Go
84 lines
1.9 KiB
Go
package repository
|
|
|
|
import (
|
|
"context"
|
|
"git.hlsq.asia/mmorpg/service-common/db/mysql"
|
|
"git.hlsq.asia/mmorpg/service-common/db/redis"
|
|
"git.hlsq.asia/mmorpg/service-common/utils"
|
|
"git.hlsq.asia/mmorpg/service-user/internal/dao/model"
|
|
"git.hlsq.asia/mmorpg/service-user/internal/dao/query"
|
|
"gorm.io/gorm"
|
|
"time"
|
|
)
|
|
|
|
type QuestionDao struct {
|
|
ctx context.Context
|
|
query *query.Query
|
|
cache *redis.CacheClient
|
|
}
|
|
|
|
func NewQuestionDao(ctx context.Context, cache ...*redis.CacheClient) *QuestionDao {
|
|
dao := &QuestionDao{
|
|
ctx: ctx,
|
|
query: query.Use(mysql.GetDB(dbName)),
|
|
}
|
|
if len(cache) > 0 {
|
|
dao.cache = cache[0]
|
|
}
|
|
return dao
|
|
}
|
|
|
|
func (d *QuestionDao) Create(question *model.Question) error {
|
|
err := d.query.Question.WithContext(d.ctx).
|
|
Create(question)
|
|
return err
|
|
}
|
|
|
|
func (d *QuestionDao) FindByRandom() (*model.Question, error) {
|
|
count, err := d.query.Question.WithContext(d.ctx).Count()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if count == 0 {
|
|
return nil, gorm.ErrRecordNotFound
|
|
}
|
|
first, err := d.query.Question.WithContext(d.ctx).
|
|
Offset(utils.RandInt(0, int(count-1))).
|
|
First()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return first, nil
|
|
}
|
|
|
|
func (d *QuestionDao) FindBySn(sn string) (*model.Question, error) {
|
|
if d.cache != nil {
|
|
var question model.Question
|
|
if ok := d.cache.Get(d.ctx, keyCacheBySn(sn, question.TableName()), &question); ok {
|
|
return &question, nil
|
|
}
|
|
}
|
|
first, err := d.query.Question.WithContext(d.ctx).
|
|
Where(d.query.Question.Sn.Eq(sn)).
|
|
First()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if d.cache != nil {
|
|
d.cache.Set(d.ctx, keyCacheBySn(sn, first.TableName()), first, 5*time.Minute)
|
|
}
|
|
return first, nil
|
|
}
|
|
|
|
func (d *QuestionDao) FindCategory() ([]string, error) {
|
|
var categories []string
|
|
err := d.query.Question.WithContext(d.ctx).
|
|
Select(d.query.Question.Category).
|
|
Distinct().
|
|
Scan(&categories)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return categories, nil
|
|
}
|