feat 历史记录

internal/dao/repository/records.go

@@ -0,0 +1,64 @@
+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-qgdzs/internal/dao/model"
+	"git.hlsq.asia/mmorpg/service-qgdzs/internal/dao/query"
+	"time"
+)
+
+type RecordDao struct {
+	ctx   context.Context
+	query *query.Query
+	cache *redis.CacheClient
+}
+
+func NewRecordDao(ctx context.Context, cache ...*redis.CacheClient) *RecordDao {
+	dao := &RecordDao{
+		ctx:   ctx,
+		query: query.Use(mysql.GetDB(dbName)),
+	}
+	if len(cache) > 0 {
+		dao.cache = cache[0]
+	}
+	return dao
+}
+
+func (d *RecordDao) Create(record *model.Record) (*model.Record, error) {
+	err := d.query.Record.WithContext(d.ctx).
+		Create(record)
+	return record, err
+}
+
+type RecordItem struct {
+	QuestionSn string    `gorm:"column:question_sn"`
+	Question   string    `gorm:"column:question"`
+	Difficulty int32     `gorm:"column:difficulty"`
+	Category   string    `gorm:"column:category"`
+	IsCorrect  int32     `gorm:"column:is_correct"`
+	CreatedAt  time.Time `gorm:"column:created_at"`
+}
+
+func (d *RecordDao) FindByUSN(usn string, page, pageSize int) ([]*RecordItem, int64, error) {
+	result := make([]*RecordItem, 0)
+	count, err := d.query.Record.WithContext(d.ctx).
+		Select(
+			d.query.Question.Sn.As("question_sn"),
+			d.query.Question.Question,
+			d.query.Question.Difficulty,
+			d.query.Category.Category,
+			d.query.Record.IsCorrect,
+			d.query.Record.CreatedAt,
+		).
+		Where(d.query.Record.UserSn.Eq(usn)).
+		LeftJoin(d.query.Question, d.query.Question.Sn.EqCol(d.query.Record.QuestionSn)).
+		LeftJoin(d.query.Category, d.query.Category.Sn.EqCol(d.query.Question.CategorySn)).
+		Order(d.query.Record.CreatedAt.Desc()).
+		ScanByPage(&result, (page-1)*pageSize, pageSize)
+	if err != nil {
+		return nil, 0, err
+	}
+	return result, count, nil
+}