d2fc14fb97
- 支持创建/编辑/删除优惠码，设置赠送金额和使用限制 - 注册页面实时验证优惠码并显示赠送金额 - 支持 URL 参数自动填充 (?promo=CODE) - 添加优惠码验证接口速率限制 - 使用数据库行锁防止并发超限 - 新增后台优惠码管理页面，支持复制注册链接
89 lines
2.4 KiB
Go
89 lines
2.4 KiB
Go
// Code generated by ent, DO NOT EDIT.
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package ent
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import (
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"context"
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"entgo.io/ent/dialect/sql"
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"entgo.io/ent/dialect/sql/sqlgraph"
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"entgo.io/ent/schema/field"
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"github.com/Wei-Shaw/sub2api/ent/predicate"
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"github.com/Wei-Shaw/sub2api/ent/promocodeusage"
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)
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// PromoCodeUsageDelete is the builder for deleting a PromoCodeUsage entity.
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type PromoCodeUsageDelete struct {
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config
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hooks []Hook
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mutation *PromoCodeUsageMutation
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}
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// Where appends a list predicates to the PromoCodeUsageDelete builder.
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func (_d *PromoCodeUsageDelete) Where(ps ...predicate.PromoCodeUsage) *PromoCodeUsageDelete {
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_d.mutation.Where(ps...)
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return _d
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}
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// Exec executes the deletion query and returns how many vertices were deleted.
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func (_d *PromoCodeUsageDelete) Exec(ctx context.Context) (int, error) {
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return withHooks(ctx, _d.sqlExec, _d.mutation, _d.hooks)
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}
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// ExecX is like Exec, but panics if an error occurs.
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func (_d *PromoCodeUsageDelete) ExecX(ctx context.Context) int {
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n, err := _d.Exec(ctx)
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if err != nil {
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panic(err)
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}
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return n
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}
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func (_d *PromoCodeUsageDelete) sqlExec(ctx context.Context) (int, error) {
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_spec := sqlgraph.NewDeleteSpec(promocodeusage.Table, sqlgraph.NewFieldSpec(promocodeusage.FieldID, field.TypeInt64))
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if ps := _d.mutation.predicates; len(ps) > 0 {
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_spec.Predicate = func(selector *sql.Selector) {
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for i := range ps {
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ps[i](selector)
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}
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}
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}
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affected, err := sqlgraph.DeleteNodes(ctx, _d.driver, _spec)
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if err != nil && sqlgraph.IsConstraintError(err) {
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err = &ConstraintError{msg: err.Error(), wrap: err}
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}
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_d.mutation.done = true
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return affected, err
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}
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// PromoCodeUsageDeleteOne is the builder for deleting a single PromoCodeUsage entity.
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type PromoCodeUsageDeleteOne struct {
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_d *PromoCodeUsageDelete
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}
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// Where appends a list predicates to the PromoCodeUsageDelete builder.
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func (_d *PromoCodeUsageDeleteOne) Where(ps ...predicate.PromoCodeUsage) *PromoCodeUsageDeleteOne {
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_d._d.mutation.Where(ps...)
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return _d
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}
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// Exec executes the deletion query.
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func (_d *PromoCodeUsageDeleteOne) Exec(ctx context.Context) error {
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n, err := _d._d.Exec(ctx)
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switch {
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case err != nil:
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return err
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case n == 0:
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return &NotFoundError{promocodeusage.Label}
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default:
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return nil
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}
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}
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// ExecX is like Exec, but panics if an error occurs.
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func (_d *PromoCodeUsageDeleteOne) ExecX(ctx context.Context) {
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if err := _d.Exec(ctx); err != nil {
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panic(err)
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}
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}
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