105 lines
2.7 KiB
Go
105 lines
2.7 KiB
Go
package biz
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import (
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"context"
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"time"
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"gitlab.guxuan.icu/jinshan_community/internal/mods/customer/dal"
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"gitlab.guxuan.icu/jinshan_community/internal/mods/customer/schema"
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"gitlab.guxuan.icu/jinshan_community/pkg/errors"
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"gitlab.guxuan.icu/jinshan_community/pkg/util"
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)
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// Defining the `Customer` business logic.
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type Customer struct {
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Trans *util.Trans
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CustomerDAL *dal.Customer
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}
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// Query customers from the data access object based on the provided parameters and options.
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func (a *Customer) Query(ctx context.Context, params schema.CustomerQueryParam) (*schema.CustomerQueryResult, error) {
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params.Pagination = true
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result, err := a.CustomerDAL.Query(ctx, params, schema.CustomerQueryOptions{
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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 customer from the data access object.
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func (a *Customer) Get(ctx context.Context, id string) (*schema.Customer, error) {
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customer, err := a.CustomerDAL.Get(ctx, id)
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if err != nil {
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return nil, err
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} else if customer == nil {
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return nil, errors.NotFound("", "Customer not found")
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}
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return customer, nil
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}
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// Create a new customer in the data access object.
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func (a *Customer) Create(ctx context.Context, formItem *schema.CustomerForm) (*schema.Customer, error) {
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customer := &schema.Customer{}
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if err := formItem.FillTo(customer); 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.CustomerDAL.Create(ctx, customer); 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 customer, nil
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}
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// Update the specified customer in the data access object.
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func (a *Customer) Update(ctx context.Context, id string, formItem *schema.CustomerForm) error {
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customer, err := a.CustomerDAL.Get(ctx, id)
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if err != nil {
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return err
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} else if customer == nil {
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return errors.NotFound("", "Customer not found")
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}
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if err := formItem.FillTo(customer); err != nil {
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return err
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}
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customer.UpdatedAt = time.Now()
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return a.Trans.Exec(ctx, func(ctx context.Context) error {
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if err := a.CustomerDAL.Update(ctx, customer); 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 customer from the data access object.
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func (a *Customer) Delete(ctx context.Context, id string) error {
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exists, err := a.CustomerDAL.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("", "Customer 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.CustomerDAL.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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