75 lines
2.6 KiB
Go
75 lines
2.6 KiB
Go
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package model
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import (
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"context"
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"database/sql"
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"fmt"
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"github.com/zeromicro/go-zero/core/stores/cache"
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"github.com/zeromicro/go-zero/core/stores/sqlx"
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)
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var _ RechargeModel = (*customRechargeModel)(nil)
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type (
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// RechargeModel is an interface to be customized, add more methods here,
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// and implement the added methods in customRechargeModel.
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RechargeModel interface {
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rechargeModel
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InsertRechargeTrans(ctx context.Context, data *Recharge, session sqlx.Session) (sql.Result, error)
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FindRechargeListByUserId(ctx context.Context, userId, page, pageSize int64) ([]*Recharge, int64, error)
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}
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customRechargeModel struct {
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*defaultRechargeModel
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}
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)
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// NewRechargeModel returns a model for the database table.
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func NewRechargeModel(conn sqlx.SqlConn, c cache.CacheConf, opts ...cache.Option) RechargeModel {
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return &customRechargeModel{
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defaultRechargeModel: newRechargeModel(conn, c, opts...),
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}
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}
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func (m *customRechargeModel) InsertRechargeTrans(ctx context.Context, data *Recharge, session sqlx.Session) (sql.Result, error) {
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rechargeOutTradeNoKey := fmt.Sprintf("%s%v", cacheRechargeOutTradeNoPrefix, data.OutTradeNo)
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rechargeTransactionIdKey := fmt.Sprintf("%s%v", cacheRechargeTransactionIdPrefix, data.TransactionId)
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query := fmt.Sprintf("INSERT INTO %s (%s) VALUES (?, ?, ?, ?, ?)", m.table, rechargeRowsExpectAutoSet)
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ret, err := session.ExecCtx(ctx, query, data.UserId, data.TransactionId, data.OutTradeNo, data.Amount, data.PaymentMethod)
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if err != nil {
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return nil, err
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}
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// 2. 更新缓存，保证所有缓存操作成功
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cacheKeys := []string{rechargeOutTradeNoKey, rechargeTransactionIdKey}
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cacheErrors := make([]error, len(cacheKeys))
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cacheErrors[0] = m.DelCacheCtx(ctx, rechargeOutTradeNoKey)
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cacheErrors[1] = m.DelCacheCtx(ctx, rechargeTransactionIdKey)
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// 3. 检查缓存操作是否全部成功
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for _, cacheErr := range cacheErrors {
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if cacheErr != nil {
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return nil, cacheErr // 返回第一个缓存更新失败的错误
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}
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}
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return ret, err
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}
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func (m *customRechargeModel) FindRechargeListByUserId(ctx context.Context, userId, page, pageSize int64) ([]*Recharge, int64, error) {
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offset := (page - 1) * pageSize
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query := fmt.Sprintf("SELECT * FROM recharge WHERE user_id = ? ORDER BY created_at DESC LIMIT ? OFFSET ?")
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var recharges []*Recharge
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err := m.QueryRowsNoCacheCtx(ctx, &recharges, query, userId, pageSize, offset)
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if err != nil {
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return nil, 0, err
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}
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// 获取总记录数
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var total int64
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countQuery := "SELECT COUNT(1) FROM recharge WHERE user_id = ?"
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err = m.QueryRowNoCacheCtx(ctx, &total, countQuery, userId)
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if err != nil {
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return nil, 0, err
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}
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return recharges, total, nil
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}
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