105 lines
2.6 KiB
Go
105 lines
2.6 KiB
Go
package biz
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import (
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"context"
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"time"
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"github.guxuan/haibei/internal/mods/customer/dal"
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"github.guxuan/haibei/internal/mods/customer/schema"
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"github.guxuan/haibei/pkg/errors"
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"github.guxuan/haibei/pkg/util"
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)
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// Defining the `Balance` business logic.
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type Balance struct {
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Trans *util.Trans
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BalanceDAL *dal.Balance
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}
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// Query balances from the data access object based on the provided parameters and options.
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func (a *Balance) Query(ctx context.Context, params schema.BalanceQueryParam) (*schema.BalanceQueryResult, error) {
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params.Pagination = true
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result, err := a.BalanceDAL.Query(ctx, params, schema.BalanceQueryOptions{
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QueryOptions: util.QueryOptions{
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OrderFields: []util.OrderByParam{
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{Field: "created_at", Direction: util.DESC},
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},
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},
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})
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if err != nil {
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return nil, err
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}
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return result, nil
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}
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// Get the specified balance from the data access object.
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func (a *Balance) Get(ctx context.Context, id uint) (*schema.Balance, error) {
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balance, err := a.BalanceDAL.Get(ctx, id)
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if err != nil {
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return nil, err
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} else if balance == nil {
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return nil, errors.NotFound("", "Balance not found")
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}
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return balance, nil
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}
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// Create a new balance in the data access object.
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func (a *Balance) Create(ctx context.Context, formItem *schema.BalanceForm) (*schema.Balance, error) {
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balance := &schema.Balance{}
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if err := formItem.FillTo(balance); err != nil {
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return nil, err
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}
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err := a.Trans.Exec(ctx, func(ctx context.Context) error {
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if err := a.BalanceDAL.Create(ctx, balance); err != nil {
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return err
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}
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return nil
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})
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if err != nil {
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return nil, err
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}
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return balance, nil
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}
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// Update the specified balance in the data access object.
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func (a *Balance) Update(ctx context.Context, id uint, formItem *schema.BalanceForm) error {
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balance, err := a.BalanceDAL.Get(ctx, id)
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if err != nil {
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return err
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} else if balance == nil {
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return errors.NotFound("", "Balance not found")
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}
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if err := formItem.FillTo(balance); err != nil {
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return err
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}
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balance.UpdatedAt = time.Now()
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return a.Trans.Exec(ctx, func(ctx context.Context) error {
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if err := a.BalanceDAL.Update(ctx, balance); err != nil {
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return err
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}
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return nil
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})
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}
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// Delete the specified balance from the data access object.
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func (a *Balance) Delete(ctx context.Context, id uint) error {
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exists, err := a.BalanceDAL.Exists(ctx, id)
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if err != nil {
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return err
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} else if !exists {
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return errors.NotFound("", "Balance not found")
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}
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return a.Trans.Exec(ctx, func(ctx context.Context) error {
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if err := a.BalanceDAL.Delete(ctx, id); err != nil {
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return err
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}
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return nil
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})
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}
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