v1.0.0

internal/domains/finance/events/invoice_events.go

@@ -0,0 +1,213 @@
+package events
+
+import (
+	"encoding/json"
+	"time"
+
+	"tyapi-server/internal/domains/finance/value_objects"
+
+	"github.com/google/uuid"
+	"github.com/shopspring/decimal"
+)
+
+// BaseEvent 基础事件结构
+type BaseEvent struct {
+	ID            string            `json:"id"`
+	Type          string            `json:"type"`
+	Version       string            `json:"version"`
+	Timestamp     time.Time         `json:"timestamp"`
+	Source        string            `json:"source"`
+	AggregateID   string            `json:"aggregate_id"`
+	AggregateType string            `json:"aggregate_type"`
+	Metadata      map[string]interface{} `json:"metadata"`
+}
+
+// NewBaseEvent 创建基础事件
+func NewBaseEvent(eventType, aggregateID, aggregateType string) BaseEvent {
+	return BaseEvent{
+		ID:            uuid.New().String(),
+		Type:          eventType,
+		Version:       "1.0",
+		Timestamp:     time.Now(),
+		Source:        "finance-domain",
+		AggregateID:   aggregateID,
+		AggregateType: aggregateType,
+		Metadata:      make(map[string]interface{}),
+	}
+}
+
+// GetID 获取事件ID
+func (e BaseEvent) GetID() string {
+	return e.ID
+}
+
+// GetType 获取事件类型
+func (e BaseEvent) GetType() string {
+	return e.Type
+}
+
+// GetVersion 获取事件版本
+func (e BaseEvent) GetVersion() string {
+	return e.Version
+}
+
+// GetTimestamp 获取事件时间戳
+func (e BaseEvent) GetTimestamp() time.Time {
+	return e.Timestamp
+}
+
+// GetSource 获取事件来源
+func (e BaseEvent) GetSource() string {
+	return e.Source
+}
+
+// GetAggregateID 获取聚合根ID
+func (e BaseEvent) GetAggregateID() string {
+	return e.AggregateID
+}
+
+// GetAggregateType 获取聚合根类型
+func (e BaseEvent) GetAggregateType() string {
+	return e.AggregateType
+}
+
+// GetMetadata 获取事件元数据
+func (e BaseEvent) GetMetadata() map[string]interface{} {
+	return e.Metadata
+}
+
+// Marshal 序列化事件
+func (e BaseEvent) Marshal() ([]byte, error) {
+	return json.Marshal(e)
+}
+
+// Unmarshal 反序列化事件
+func (e BaseEvent) Unmarshal(data []byte) error {
+	return json.Unmarshal(data, e)
+}
+
+// InvoiceApplicationCreatedEvent 发票申请创建事件
+type InvoiceApplicationCreatedEvent struct {
+	BaseEvent
+	ApplicationID string                    `json:"application_id"`
+	UserID        string                    `json:"user_id"`
+	InvoiceType   value_objects.InvoiceType `json:"invoice_type"`
+	Amount        decimal.Decimal           `json:"amount"`
+	CompanyName   string                    `json:"company_name"`
+	ReceivingEmail string                   `json:"receiving_email"`
+	CreatedAt     time.Time                 `json:"created_at"`
+}
+
+// NewInvoiceApplicationCreatedEvent 创建发票申请创建事件
+func NewInvoiceApplicationCreatedEvent(applicationID, userID string, invoiceType value_objects.InvoiceType, amount decimal.Decimal, companyName, receivingEmail string) *InvoiceApplicationCreatedEvent {
+	event := &InvoiceApplicationCreatedEvent{
+		BaseEvent:     NewBaseEvent("InvoiceApplicationCreated", applicationID, "InvoiceApplication"),
+		ApplicationID: applicationID,
+		UserID:        userID,
+		InvoiceType:   invoiceType,
+		Amount:        amount,
+		CompanyName:   companyName,
+		ReceivingEmail: receivingEmail,
+		CreatedAt:     time.Now(),
+	}
+	return event
+}
+
+// GetPayload 获取事件载荷
+func (e *InvoiceApplicationCreatedEvent) GetPayload() interface{} {
+	return e
+}
+
+// InvoiceApplicationApprovedEvent 发票申请通过事件
+type InvoiceApplicationApprovedEvent struct {
+	BaseEvent
+	ApplicationID string `json:"application_id"`
+	UserID        string `json:"user_id"`
+	Amount        decimal.Decimal `json:"amount"`
+	ReceivingEmail string `json:"receiving_email"`
+	ApprovedAt    time.Time `json:"approved_at"`
+}
+
+// NewInvoiceApplicationApprovedEvent 创建发票申请通过事件
+func NewInvoiceApplicationApprovedEvent(applicationID, userID string, amount decimal.Decimal, receivingEmail string) *InvoiceApplicationApprovedEvent {
+	event := &InvoiceApplicationApprovedEvent{
+		BaseEvent:     NewBaseEvent("InvoiceApplicationApproved", applicationID, "InvoiceApplication"),
+		ApplicationID: applicationID,
+		UserID:        userID,
+		Amount:        amount,
+		ReceivingEmail: receivingEmail,
+		ApprovedAt:    time.Now(),
+	}
+	return event
+}
+
+// GetPayload 获取事件载荷
+func (e *InvoiceApplicationApprovedEvent) GetPayload() interface{} {
+	return e
+}
+
+// InvoiceApplicationRejectedEvent 发票申请拒绝事件
+type InvoiceApplicationRejectedEvent struct {
+	BaseEvent
+	ApplicationID string    `json:"application_id"`
+	UserID        string    `json:"user_id"`
+	Reason        string    `json:"reason"`
+	ReceivingEmail string   `json:"receiving_email"`
+	RejectedAt    time.Time `json:"rejected_at"`
+}
+
+// NewInvoiceApplicationRejectedEvent 创建发票申请拒绝事件
+func NewInvoiceApplicationRejectedEvent(applicationID, userID, reason, receivingEmail string) *InvoiceApplicationRejectedEvent {
+	event := &InvoiceApplicationRejectedEvent{
+		BaseEvent:     NewBaseEvent("InvoiceApplicationRejected", applicationID, "InvoiceApplication"),
+		ApplicationID: applicationID,
+		UserID:        userID,
+		Reason:        reason,
+		ReceivingEmail: receivingEmail,
+		RejectedAt:    time.Now(),
+	}
+	return event
+}
+
+// GetPayload 获取事件载荷
+func (e *InvoiceApplicationRejectedEvent) GetPayload() interface{} {
+	return e
+}
+
+// InvoiceFileUploadedEvent 发票文件上传事件
+type InvoiceFileUploadedEvent struct {
+	BaseEvent
+	InvoiceID      string                    `json:"invoice_id"`
+	UserID         string                    `json:"user_id"`
+	FileID         string                    `json:"file_id"`
+	FileName       string                    `json:"file_name"`
+	FileURL        string                    `json:"file_url"`
+	ReceivingEmail string                    `json:"receiving_email"`
+	CompanyName    string                    `json:"company_name"`
+	Amount         decimal.Decimal           `json:"amount"`
+	InvoiceType    value_objects.InvoiceType `json:"invoice_type"`
+	UploadedAt     time.Time                 `json:"uploaded_at"`
+}
+
+// NewInvoiceFileUploadedEvent 创建发票文件上传事件
+func NewInvoiceFileUploadedEvent(invoiceID, userID, fileID, fileName, fileURL, receivingEmail, companyName string, amount decimal.Decimal, invoiceType value_objects.InvoiceType) *InvoiceFileUploadedEvent {
+	event := &InvoiceFileUploadedEvent{
+		BaseEvent:     NewBaseEvent("InvoiceFileUploaded", invoiceID, "InvoiceApplication"),
+		InvoiceID:     invoiceID,
+		UserID:        userID,
+		FileID:        fileID,
+		FileName:      fileName,
+		FileURL:       fileURL,
+		ReceivingEmail: receivingEmail,
+		CompanyName:   companyName,
+		Amount:        amount,
+		InvoiceType:   invoiceType,
+		UploadedAt:    time.Now(),
+	}
+	return event
+}
+
+// GetPayload 获取事件载荷
+func (e *InvoiceFileUploadedEvent) GetPayload() interface{} {
+	return e
+}