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import {Inject} from '@nestjs/common'; |
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import {CommandHandler} from '@nestjs/cqrs'; |
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import {Customer} from 'src/Domain/Customer/Customer.entity'; |
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import {CreateCustomerCommand} from './CreateCustomerCommand'; |
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import {ICustomerRepository} from 'src/Domain/Customer/Repository/ICustomerRepository'; |
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import {CustomerAlreadyExistException} from 'src/Domain/Customer/Exception/CustomerAlreadyExistException'; |
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import {IsCustomerAlreadyExist} from 'src/Domain/Customer/Specification/IsCustomerAlreadyExist'; |
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import {IAddressRepository} from 'src/Domain/Customer/Repository/IAddressRepository'; |
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import {Address} from 'src/Domain/Customer/Address.entity'; |
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@CommandHandler(CreateCustomerCommand) |
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export class CreateCustomerCommandHandler { |
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constructor( |
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@Inject('ICustomerRepository') |
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private readonly customerRepository: ICustomerRepository, |
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@Inject('IAddressRepository') |
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private readonly addressRepository: IAddressRepository, |
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private readonly isCustomerAlreadyExist: IsCustomerAlreadyExist |
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) {} |
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public async execute(command: CreateCustomerCommand): Promise<string> { |
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const {name, street, city, country, zipCode} = command; |
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if (true === (await this.isCustomerAlreadyExist.isSatisfiedBy(name))) { |
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throw new CustomerAlreadyExistException(); |
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} |
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const address = await this.addressRepository.save( |
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new Address(street, city, zipCode, country) |
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); |
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const customer = await this.customerRepository.save( |
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new Customer(name, address) |
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); |
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return customer.getId(); |
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} |
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} |
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fairnesscoop /
permacoop
