517 lines
14 KiB
Go
517 lines
14 KiB
Go
package value_objects
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import (
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"errors"
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"fmt"
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"regexp"
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"strings"
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"time"
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)
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// ContractInfo 合同信息值对象
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// 封装电子合同相关的核心信息，包含合同状态和签署流程管理
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type ContractInfo struct {
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// 合同基本信息
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ContractFileID string `json:"contract_file_id"` // 合同文件ID
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EsignFlowID string `json:"esign_flow_id"` // e签宝签署流程ID
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ContractURL string `json:"contract_url"` // 合同文件访问链接
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ContractSignURL string `json:"contract_sign_url"` // 合同签署链接
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// 合同元数据
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ContractTitle string `json:"contract_title"` // 合同标题
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ContractVersion string `json:"contract_version"` // 合同版本
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TemplateID string `json:"template_id"` // 模板ID
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// 签署相关信息
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SignerAccount string `json:"signer_account"` // 签署人账号
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SignerName string `json:"signer_name"` // 签署人姓名
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TransactorPhone string `json:"transactor_phone"` // 经办人手机号
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TransactorName string `json:"transactor_name"` // 经办人姓名
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TransactorIDCardNum string `json:"transactor_id_card_num"` // 经办人身份证号
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// 时间信息
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GeneratedAt *time.Time `json:"generated_at,omitempty"` // 合同生成时间
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SignFlowCreatedAt *time.Time `json:"sign_flow_created_at,omitempty"` // 签署流程创建时间
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SignedAt *time.Time `json:"signed_at,omitempty"` // 签署完成时间
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ExpiresAt *time.Time `json:"expires_at,omitempty"` // 签署链接过期时间
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// 状态信息
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Status string `json:"status"` // 合同状态
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SignProgress int `json:"sign_progress"` // 签署进度
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// 附加信息
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Metadata map[string]interface{} `json:"metadata,omitempty"` // 元数据
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}
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// ContractStatus 合同状态常量
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const (
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ContractStatusDraft = "draft" // 草稿
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ContractStatusGenerated = "generated" // 已生成
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ContractStatusSigning = "signing" // 签署中
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ContractStatusSigned = "signed" // 已签署
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ContractStatusExpired = "expired" // 已过期
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ContractStatusRejected = "rejected" // 被拒绝
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ContractStatusCancelled = "cancelled" // 已取消
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)
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// NewContractInfo 创建合同信息值对象
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func NewContractInfo(contractFileID, esignFlowID, contractURL, contractSignURL string) (*ContractInfo, error) {
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info := &ContractInfo{
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ContractFileID: strings.TrimSpace(contractFileID),
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EsignFlowID: strings.TrimSpace(esignFlowID),
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ContractURL: strings.TrimSpace(contractURL),
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ContractSignURL: strings.TrimSpace(contractSignURL),
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Status: ContractStatusGenerated,
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SignProgress: 0,
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Metadata: make(map[string]interface{}),
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}
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if err := info.Validate(); err != nil {
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return nil, fmt.Errorf("合同信息验证失败: %w", err)
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}
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return info, nil
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}
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// Validate 验证合同信息的完整性和格式
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func (c *ContractInfo) Validate() error {
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if err := c.validateContractFileID(); err != nil {
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return err
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}
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if err := c.validateEsignFlowID(); err != nil {
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return err
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}
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if err := c.validateContractURL(); err != nil {
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return err
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}
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if err := c.validateContractSignURL(); err != nil {
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return err
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}
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if err := c.validateSignerInfo(); err != nil {
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return err
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}
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if err := c.validateStatus(); 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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// validateContractFileID 验证合同文件ID
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func (c *ContractInfo) validateContractFileID() error {
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if c.ContractFileID == "" {
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return errors.New("合同文件ID不能为空")
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}
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// 简单的格式验证
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if len(c.ContractFileID) < 10 {
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return errors.New("合同文件ID格式不正确")
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}
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return nil
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}
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// validateEsignFlowID 验证e签宝流程ID
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func (c *ContractInfo) validateEsignFlowID() error {
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if c.EsignFlowID == "" {
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return errors.New("e签宝流程ID不能为空")
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}
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// 简单的格式验证
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if len(c.EsignFlowID) < 10 {
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return errors.New("e签宝流程ID格式不正确")
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}
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return nil
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}
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// validateContractURL 验证合同访问链接
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func (c *ContractInfo) validateContractURL() error {
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if c.ContractURL == "" {
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return errors.New("合同访问链接不能为空")
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}
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// URL格式验证
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urlPattern := `^https?://.*`
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matched, err := regexp.MatchString(urlPattern, c.ContractURL)
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if err != nil {
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return fmt.Errorf("合同访问链接格式验证错误: %w", err)
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}
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if !matched {
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return errors.New("合同访问链接格式不正确，必须以http://或https://开头")
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}
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return nil
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}
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// validateContractSignURL 验证合同签署链接
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func (c *ContractInfo) validateContractSignURL() error {
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if c.ContractSignURL == "" {
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return errors.New("合同签署链接不能为空")
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}
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// URL格式验证
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urlPattern := `^https?://.*`
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matched, err := regexp.MatchString(urlPattern, c.ContractSignURL)
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if err != nil {
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return fmt.Errorf("合同签署链接格式验证错误: %w", err)
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}
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if !matched {
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return errors.New("合同签署链接格式不正确，必须以http://或https://开头")
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}
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return nil
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}
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// validateSignerInfo 验证签署人信息
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func (c *ContractInfo) validateSignerInfo() error {
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// 如果有签署人信息，进行验证
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if c.SignerAccount != "" || c.SignerName != "" || c.TransactorPhone != "" {
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if c.SignerAccount == "" {
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return errors.New("签署人账号不能为空")
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}
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if c.SignerName == "" {
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return errors.New("签署人姓名不能为空")
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}
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if c.TransactorPhone != "" {
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// 手机号格式验证
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phonePattern := `^1[3-9]\d{9}$`
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matched, err := regexp.MatchString(phonePattern, c.TransactorPhone)
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if err != nil {
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return fmt.Errorf("经办人手机号格式验证错误: %w", err)
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}
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if !matched {
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return errors.New("经办人手机号格式不正确")
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}
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}
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if c.TransactorIDCardNum != "" {
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// 身份证号格式验证
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idPattern := `^[1-9]\d{5}(19|20)\d{2}(0[1-9]|1[0-2])(0[1-9]|[12]\d|3[01])\d{3}[\dXx]$`
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matched, err := regexp.MatchString(idPattern, c.TransactorIDCardNum)
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if err != nil {
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return fmt.Errorf("经办人身份证号格式验证错误: %w", err)
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}
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if !matched {
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return errors.New("经办人身份证号格式不正确")
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}
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}
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}
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return nil
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}
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// validateStatus 验证合同状态
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func (c *ContractInfo) validateStatus() error {
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validStatuses := []string{
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ContractStatusDraft,
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ContractStatusGenerated,
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ContractStatusSigning,
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ContractStatusSigned,
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ContractStatusExpired,
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ContractStatusRejected,
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ContractStatusCancelled,
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}
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for _, status := range validStatuses {
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if c.Status == status {
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return nil
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}
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}
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return fmt.Errorf("无效的合同状态: %s", c.Status)
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}
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// SetSignerInfo 设置签署人信息
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func (c *ContractInfo) SetSignerInfo(signerAccount, signerName, transactorPhone, transactorName, transactorIDCardNum string) error {
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c.SignerAccount = strings.TrimSpace(signerAccount)
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c.SignerName = strings.TrimSpace(signerName)
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c.TransactorPhone = strings.TrimSpace(transactorPhone)
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c.TransactorName = strings.TrimSpace(transactorName)
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c.TransactorIDCardNum = strings.TrimSpace(transactorIDCardNum)
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return c.validateSignerInfo()
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}
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// UpdateStatus 更新合同状态
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func (c *ContractInfo) UpdateStatus(status string) error {
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oldStatus := c.Status
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c.Status = status
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if err := c.validateStatus(); err != nil {
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c.Status = oldStatus // 回滚
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return err
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}
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// 根据状态更新进度
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c.updateProgressByStatus()
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return nil
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}
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// updateProgressByStatus 根据状态更新进度
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func (c *ContractInfo) updateProgressByStatus() {
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progressMap := map[string]int{
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ContractStatusDraft: 0,
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ContractStatusGenerated: 25,
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ContractStatusSigning: 50,
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ContractStatusSigned: 100,
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ContractStatusExpired: 50,
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ContractStatusRejected: 50,
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ContractStatusCancelled: 0,
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}
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if progress, exists := progressMap[c.Status]; exists {
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c.SignProgress = progress
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}
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}
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// MarkAsSigning 标记为签署中
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func (c *ContractInfo) MarkAsSigning() error {
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c.Status = ContractStatusSigning
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c.SignProgress = 50
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now := time.Now()
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c.SignFlowCreatedAt = &now
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return nil
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}
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// MarkAsSigned 标记为已签署
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func (c *ContractInfo) MarkAsSigned() error {
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c.Status = ContractStatusSigned
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c.SignProgress = 100
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now := time.Now()
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c.SignedAt = &now
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return nil
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}
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// MarkAsExpired 标记为已过期
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func (c *ContractInfo) MarkAsExpired() error {
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c.Status = ContractStatusExpired
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now := time.Now()
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c.ExpiresAt = &now
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return nil
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}
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// MarkAsRejected 标记为被拒绝
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func (c *ContractInfo) MarkAsRejected() error {
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c.Status = ContractStatusRejected
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c.SignProgress = 50
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return nil
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}
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// IsExpired 检查合同是否已过期
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func (c *ContractInfo) IsExpired() bool {
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if c.ExpiresAt == nil {
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return false
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}
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return time.Now().After(*c.ExpiresAt)
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}
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// IsSigned 检查合同是否已签署
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func (c *ContractInfo) IsSigned() bool {
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return c.Status == ContractStatusSigned
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}
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// CanSign 检查是否可以签署
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func (c *ContractInfo) CanSign() bool {
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return c.Status == ContractStatusGenerated || c.Status == ContractStatusSigning
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}
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// GetStatusName 获取状态的中文名称
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func (c *ContractInfo) GetStatusName() string {
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statusNames := map[string]string{
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ContractStatusDraft: "草稿",
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ContractStatusGenerated: "已生成",
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ContractStatusSigning: "签署中",
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ContractStatusSigned: "已签署",
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ContractStatusExpired: "已过期",
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ContractStatusRejected: "被拒绝",
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ContractStatusCancelled: "已取消",
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}
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if name, exists := statusNames[c.Status]; exists {
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return name
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}
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return c.Status
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}
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// GetDisplayTitle 获取显示用的合同标题
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func (c *ContractInfo) GetDisplayTitle() string {
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if c.ContractTitle != "" {
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return c.ContractTitle
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}
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return "企业认证服务合同"
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}
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// GetMaskedSignerAccount 获取脱敏的签署人账号
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func (c *ContractInfo) GetMaskedSignerAccount() string {
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if len(c.SignerAccount) <= 6 {
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return c.SignerAccount
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}
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// 保留前3位和后3位，中间用*替代
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return c.SignerAccount[:3] + "***" + c.SignerAccount[len(c.SignerAccount)-3:]
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}
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// GetMaskedTransactorPhone 获取脱敏的经办人手机号
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func (c *ContractInfo) GetMaskedTransactorPhone() string {
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if len(c.TransactorPhone) != 11 {
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return c.TransactorPhone
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}
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// 保留前3位和后4位，中间用*替代
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return c.TransactorPhone[:3] + "****" + c.TransactorPhone[7:]
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}
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// GetMaskedTransactorIDCardNum 获取脱敏的经办人身份证号
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func (c *ContractInfo) GetMaskedTransactorIDCardNum() string {
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if len(c.TransactorIDCardNum) != 18 {
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return c.TransactorIDCardNum
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}
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// 保留前6位和后4位，中间用*替代
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return c.TransactorIDCardNum[:6] + "********" + c.TransactorIDCardNum[14:]
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}
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// AddMetadata 添加元数据
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func (c *ContractInfo) AddMetadata(key string, value interface{}) {
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if c.Metadata == nil {
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c.Metadata = make(map[string]interface{})
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}
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c.Metadata[key] = value
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}
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// GetMetadata 获取元数据
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func (c *ContractInfo) GetMetadata(key string) (interface{}, bool) {
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if c.Metadata == nil {
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return nil, false
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}
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value, exists := c.Metadata[key]
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return value, exists
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}
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// Equals 比较两个合同信息是否相等
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func (c *ContractInfo) Equals(other *ContractInfo) bool {
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if other == nil {
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return false
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}
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return c.ContractFileID == other.ContractFileID &&
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c.EsignFlowID == other.EsignFlowID &&
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c.Status == other.Status
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}
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// Clone 创建合同信息的副本
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func (c *ContractInfo) Clone() *ContractInfo {
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cloned := &ContractInfo{
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ContractFileID: c.ContractFileID,
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EsignFlowID: c.EsignFlowID,
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ContractURL: c.ContractURL,
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ContractSignURL: c.ContractSignURL,
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ContractTitle: c.ContractTitle,
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ContractVersion: c.ContractVersion,
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TemplateID: c.TemplateID,
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SignerAccount: c.SignerAccount,
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SignerName: c.SignerName,
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TransactorPhone: c.TransactorPhone,
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TransactorName: c.TransactorName,
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TransactorIDCardNum: c.TransactorIDCardNum,
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Status: c.Status,
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SignProgress: c.SignProgress,
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}
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// 复制时间字段
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if c.GeneratedAt != nil {
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generatedAt := *c.GeneratedAt
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cloned.GeneratedAt = &generatedAt
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}
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if c.SignFlowCreatedAt != nil {
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signFlowCreatedAt := *c.SignFlowCreatedAt
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cloned.SignFlowCreatedAt = &signFlowCreatedAt
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}
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if c.SignedAt != nil {
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signedAt := *c.SignedAt
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cloned.SignedAt = &signedAt
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}
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if c.ExpiresAt != nil {
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expiresAt := *c.ExpiresAt
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cloned.ExpiresAt = &expiresAt
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}
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// 复制元数据
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if c.Metadata != nil {
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cloned.Metadata = make(map[string]interface{})
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for k, v := range c.Metadata {
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cloned.Metadata[k] = v
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}
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}
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return cloned
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}
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// String 返回合同信息的字符串表示
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func (c *ContractInfo) String() string {
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return fmt.Sprintf("合同信息[文件ID:%s, 流程ID:%s, 状态:%s, 进度:%d%%]",
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c.ContractFileID,
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c.EsignFlowID,
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c.GetStatusName(),
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c.SignProgress)
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}
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// ToMap 转换为map格式（用于序列化）
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func (c *ContractInfo) ToMap() map[string]interface{} {
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result := map[string]interface{}{
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"contract_file_id": c.ContractFileID,
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"esign_flow_id": c.EsignFlowID,
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"contract_url": c.ContractURL,
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"contract_sign_url": c.ContractSignURL,
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"contract_title": c.ContractTitle,
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"contract_version": c.ContractVersion,
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"template_id": c.TemplateID,
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"signer_account": c.SignerAccount,
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"signer_name": c.SignerName,
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"transactor_phone": c.TransactorPhone,
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"transactor_name": c.TransactorName,
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"transactor_id_card_num": c.TransactorIDCardNum,
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"status": c.Status,
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"sign_progress": c.SignProgress,
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}
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// 添加时间字段
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if c.GeneratedAt != nil {
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result["generated_at"] = c.GeneratedAt
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}
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if c.SignFlowCreatedAt != nil {
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result["sign_flow_created_at"] = c.SignFlowCreatedAt
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}
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if c.SignedAt != nil {
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result["signed_at"] = c.SignedAt
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}
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if c.ExpiresAt != nil {
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result["expires_at"] = c.ExpiresAt
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}
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// 添加元数据
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if c.Metadata != nil {
|
||
result["metadata"] = c.Metadata
|
||
}
|
||
|
||
return result
|
||
}
|