Charge lifecycle: transições de status, GET, idempotência, webhooks e confiabilidade do outbox - #12
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…o de status idempotente
…og do OutboxRelay
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Summary
Fecha o ciclo de vida da cobrança (transições de status, expiração automática), adiciona endpoints faltantes (GET, webhook do provedor), idempotência em POST /charges, e reforça a confiabilidade/observabilidade do outbox pattern.
Domínio e API
Charge.transitionTo()com máquina de estados explícita (ACTIVE → PAID/EXPIRED/CANCELLED) +expiresAtpersistido de verdade (era derivado em runtime antes)GET /charges/{id}comChargeNotFoundException→ 404POST /chargesvia headerIdempotency-Key(hash do corpo, conflito → 422)POST /webhooks/provider— processa notificações do provedor Pix de forma idempotente (dedup poreventId), transiciona a charge e grava evento no outboxChargeExpirationJob) expira cobranças vencidas automaticamenteConfiabilidade do outbox
OutboxRelaymigrado praSELECT ... FOR UPDATE SKIP LOCKED— evita duas instâncias publicando o mesmo evento em paralelo, sem segurar transação durante a chamada de rede pro KafkaLogger5w1hBuilder(era SLF4J puro)correlationIddo request original pro log de falha de publish, mesmo rodando dentro de um@ScheduleddesacopladoObservabilidade
charges_created_total,webhooks_processed_total,outbox_events_published_total/outbox_events_failed_total/outbox_publish_lagLogger5w1h: mensagem real no log (.log()sem argumento gravavanull— SLF4J fluent API não deriva a mensagem deaddKeyValue()sozinho)%wEx{0}) vialogback-test.xmlPersistência
ddl-auto: updatepra Flyway (schema versionado,ddl-auto: validate) — elimina o eco de DDL no console como efeito colateralArquitetura
domain/**pode depender de Spring oujakarta.persistence)Test plan
./mvnw clean verifycom Docker real: 40 testes unitários + 16 de integração, tudo verdeIN_FLIGHT, V3correlation_id) e Hibernate valida contra elas (ddl-auto: validate)spotless:check/checkstyle:checksem violações