feat: add notification
This commit is contained in:
parent
4d770723b3
commit
2aa8bd061d
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@ -1,5 +1,7 @@
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package config
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import "time"
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type SMTPConfig struct {
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Enable bool
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Sort int
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@ -32,3 +34,13 @@ type MitakeSMSSender struct {
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User string
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Password string
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}
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// DeliveryConfig 傳送重試配置
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type DeliveryConfig struct {
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MaxRetries int `json:"max_retries"` // 最大重試次數
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InitialDelay time.Duration `json:"initial_delay"` // 初始重試延遲 (100ms)
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BackoffFactor float64 `json:"backoff_factor"` // 指數退避因子 (2.0)
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MaxDelay time.Duration `json:"max_delay"` // 最大延遲時間
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Timeout time.Duration `json:"timeout"` // 單次發送超時時間
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EnableHistory bool `json:"enable_history"` // 是否啟用歷史記錄
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}
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@ -0,0 +1,40 @@
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package entity
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import "time"
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// DeliveryStatus 傳送狀態
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type DeliveryStatus string
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const (
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DeliveryStatusPending DeliveryStatus = "pending" // 待發送
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DeliveryStatusSending DeliveryStatus = "sending" // 發送中
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DeliveryStatusSuccess DeliveryStatus = "success" // 發送成功
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DeliveryStatusFailed DeliveryStatus = "failed" // 發送失敗
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DeliveryStatusRetrying DeliveryStatus = "retrying" // 重試中
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DeliveryStatusCancelled DeliveryStatus = "cancelled" // 已取消
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)
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// DeliveryHistory 傳送歷史記錄
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type DeliveryHistory struct {
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ID string `bson:"_id" json:"id"`
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Type string `bson:"type" json:"type"` // email/sms
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Recipient string `bson:"recipient" json:"recipient"` // 收件人
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Subject string `bson:"subject" json:"subject"` // 主題
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Content string `bson:"content" json:"content"` // 內容
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Provider string `bson:"provider" json:"provider"` // aws_ses, mitake, smtp
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Status DeliveryStatus `bson:"status" json:"status"` // 狀態
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AttemptCount int `bson:"attempt_count" json:"attempt_count"` // 嘗試次數
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ErrorMessage string `bson:"error_message" json:"error_message"` // 錯誤訊息
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CreatedAt time.Time `bson:"created_at" json:"created_at"`
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UpdatedAt time.Time `bson:"updated_at" json:"updated_at"`
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CompletedAt *time.Time `bson:"completed_at" json:"completed_at"` // 完成時間
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}
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// DeliveryAttempt 單次發送嘗試記錄
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type DeliveryAttempt struct {
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Provider string `bson:"provider" json:"provider"`
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AttemptAt time.Time `bson:"attempt_at" json:"attempt_at"`
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Success bool `bson:"success" json:"success"`
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ErrorMessage string `bson:"error_message" json:"error_message"`
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Duration int64 `bson:"duration_ms" json:"duration_ms"` // 執行時間(毫秒)
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}
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@ -0,0 +1,23 @@
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package entity
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import "time"
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// Template 通知模板實體
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type Template struct {
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ID string `bson:"_id" json:"id"`
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Type string `bson:"type" json:"type"` // email/sms
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Language string `bson:"language" json:"language"` // zh-tw, en
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Category string `bson:"category" json:"category"` // forget_password, binding_email
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Subject string `bson:"subject" json:"subject"` // 郵件主題 (SMS 可為空)
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Body string `bson:"body" json:"body"` // 內容
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IsActive bool `bson:"is_active" json:"is_active"`
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CreatedAt time.Time `bson:"created_at" json:"created_at"`
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UpdatedAt time.Time `bson:"updated_at" json:"updated_at"`
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}
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// TemplateParams 模板參數
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type TemplateParams struct {
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Username string `json:"username"`
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VerifyCode string `json:"verify_code"`
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Extra map[string]string `json:"extra"` // 額外參數
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}
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@ -1,29 +1,13 @@
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package domain
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import (
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"fmt"
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"strings"
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ers "backend/pkg/library/errs"
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"backend/pkg/library/errs/code"
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"github.com/zeromicro/go-zero/core/logx"
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)
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func ThirdPartyError(scope uint32, ec ers.ErrorCode, s ...string) *ers.LibError {
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return ers.NewError(scope, code.ThirdParty, ec.ToUint32(), fmt.Sprintf("thirty error: %s", strings.Join(s, " ")))
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}
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func ThirdPartyErrorL(scope uint32, ec ers.ErrorCode,
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l logx.Logger, filed []logx.LogField, s ...string) *ers.LibError {
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e := ThirdPartyError(scope, ec, s...)
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l.WithCallerSkip(1).WithFields(filed...).Error(e.Error())
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return e
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}
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import "backend/pkg/library/errs"
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// Notification Error Codes
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const (
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NotificationErrorCode = 1 + iota
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NotificationErrorCode errs.ErrorCode = 1 + iota
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FailedToSendEmailErrorCode
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FailedToSendSMSErrorCode
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FailedToGetTemplateErrorCode
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FailedToSaveHistoryErrorCode
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FailedToRetryDeliveryErrorCode
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)
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@ -0,0 +1,36 @@
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package repository
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import (
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"backend/pkg/notification/domain/entity"
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"context"
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)
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// HistoryRepository 傳送歷史記錄接口
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type HistoryRepository interface {
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// CreateHistory 創建歷史記錄
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CreateHistory(ctx context.Context, history *entity.DeliveryHistory) error
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// UpdateHistory 更新歷史記錄
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UpdateHistory(ctx context.Context, history *entity.DeliveryHistory) error
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// GetHistory 根據ID獲取歷史記錄
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GetHistory(ctx context.Context, id string) (*entity.DeliveryHistory, error)
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// ListHistory 列出歷史記錄
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ListHistory(ctx context.Context, filter HistoryFilter) ([]*entity.DeliveryHistory, error)
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// AddAttempt 添加發送嘗試記錄
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AddAttempt(ctx context.Context, historyID string, attempt entity.DeliveryAttempt) error
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}
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// HistoryFilter 歷史記錄查詢過濾器
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type HistoryFilter struct {
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Type string `json:"type"` // email/sms
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Recipient string `json:"recipient"` // 收件人
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Status entity.DeliveryStatus `json:"status"` // 狀態
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Provider string `json:"provider"` // 提供商
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StartTime *int64 `json:"start_time"` // 開始時間
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EndTime *int64 `json:"end_time"` // 結束時間
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Limit int `json:"limit"` // 限制數量
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Offset int `json:"offset"` // 偏移量
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}
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@ -0,0 +1,24 @@
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package repository
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import (
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"backend/pkg/notification/domain/entity"
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"context"
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)
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// TemplateRepository 模板資料庫接口
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type TemplateRepository interface {
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// GetTemplate 根據類型、語言、分類獲取模板
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GetTemplate(ctx context.Context, templateType, language, category string) (*entity.Template, error)
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// ListTemplates 列出所有活躍的模板
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ListTemplates(ctx context.Context, templateType, language string) ([]*entity.Template, error)
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// CreateTemplate 創建模板
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CreateTemplate(ctx context.Context, template *entity.Template) error
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// UpdateTemplate 更新模板
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UpdateTemplate(ctx context.Context, template *entity.Template) error
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// DeleteTemplate 刪除模板
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DeleteTemplate(ctx context.Context, id string) error
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}
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@ -7,6 +7,7 @@ import (
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"context"
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"time"
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"backend/pkg/library/errs"
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"backend/pkg/library/errs/code"
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pool "backend/pkg/library/worker_pool"
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@ -79,7 +80,7 @@ func (use *AwsEmailDeliveryRepository) SendMail(ctx context.Context, req reposit
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//nolint:contextcheck
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if _, err := use.Client.SendEmail(newCtx, input); err != nil {
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_ = domain.ThirdPartyErrorL(
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_ = errs.ThirdPartyErrorL(
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code.CloudEPNotification,
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domain.FailedToSendEmailErrorCode,
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logx.WithContext(ctx),
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@ -92,7 +93,7 @@ func (use *AwsEmailDeliveryRepository) SendMail(ctx context.Context, req reposit
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}
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})
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if err != nil {
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e := domain.ThirdPartyErrorL(
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e := errs.ThirdPartyErrorL(
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code.CloudEPNotification,
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domain.FailedToSendEmailErrorCode,
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logx.WithContext(ctx),
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@ -6,6 +6,7 @@ import (
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"backend/pkg/notification/domain/repository"
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"context"
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"backend/pkg/library/errs"
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"backend/pkg/library/errs/code"
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pool "backend/pkg/library/worker_pool"
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@ -39,7 +40,7 @@ func (use *MitakeSMSDeliveryRepository) SendSMS(ctx context.Context, req reposit
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if err != nil {
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// 錯誤代碼 20-201-04
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e := domain.ThirdPartyErrorL(
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e := errs.ThirdPartyErrorL(
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code.CloudEPNotification,
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domain.FailedToSendSMSErrorCode,
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logx.WithContext(ctx),
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@ -1,75 +1,342 @@
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package usecase
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import (
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"backend/pkg/notification/config"
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"backend/pkg/notification/domain"
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"backend/pkg/notification/domain/entity"
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"backend/pkg/notification/domain/repository"
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"backend/pkg/notification/domain/usecase"
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"context"
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"fmt"
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"math"
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"sort"
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"time"
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"backend/pkg/library/errs"
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"backend/pkg/library/errs/code"
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"github.com/zeromicro/go-zero/core/logx"
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)
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// DeliveryUseCaseParam 傳送參數配置
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type DeliveryUseCaseParam struct {
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SMSProviders []usecase.SMSProvider
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EmailProviders []usecase.EmailProvider
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DeliveryConfig config.DeliveryConfig
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HistoryRepo repository.HistoryRepository // 可選的歷史記錄 repository
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}
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// DeliveryUseCase 通知
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// DeliveryUseCase 通知發送服務
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type DeliveryUseCase struct {
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param DeliveryUseCaseParam
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}
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func MustDeliveryUseCase(param DeliveryUseCaseParam) usecase.DeliveryUseCase {
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// 設置默認配置
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if param.DeliveryConfig.MaxRetries == 0 {
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param.DeliveryConfig.MaxRetries = 3
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}
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if param.DeliveryConfig.InitialDelay == 0 {
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param.DeliveryConfig.InitialDelay = 100 * time.Millisecond
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}
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if param.DeliveryConfig.BackoffFactor == 0 {
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param.DeliveryConfig.BackoffFactor = 2.0
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}
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if param.DeliveryConfig.MaxDelay == 0 {
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param.DeliveryConfig.MaxDelay = 30 * time.Second
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}
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if param.DeliveryConfig.Timeout == 0 {
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param.DeliveryConfig.Timeout = 30 * time.Second
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}
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return &DeliveryUseCase{
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param: param,
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}
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}
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func (use *DeliveryUseCase) SendMessage(ctx context.Context, req usecase.SMSMessageRequest) error {
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var err error
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// 根據 Sort 欄位對 SMSProviders 進行排序
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sort.Slice(use.param.SMSProviders, func(i, j int) bool {
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return use.param.SMSProviders[i].Sort < use.param.SMSProviders[j].Sort
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})
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// 創建歷史記錄
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history := &entity.DeliveryHistory{
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ID: generateID(),
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Type: "sms",
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Recipient: req.PhoneNumber,
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Subject: "",
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Content: req.MessageContent,
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Status: entity.DeliveryStatusPending,
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AttemptCount: 0,
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CreatedAt: time.Now(),
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UpdatedAt: time.Now(),
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}
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newCtx, cancel := context.WithTimeout(ctx, 10*time.Second)
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defer cancel()
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// 依序嘗試發送
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for _, provider := range use.param.SMSProviders {
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if err = provider.Repo.SendSMS(newCtx, repository.SMSMessageRequest{
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PhoneNumber: req.PhoneNumber,
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RecipientName: req.RecipientName,
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MessageContent: req.MessageContent,
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}); err == nil {
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return nil // 發送成功
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if use.param.DeliveryConfig.EnableHistory && use.param.HistoryRepo != nil {
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if err := use.param.HistoryRepo.CreateHistory(ctx, history); err != nil {
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logx.WithContext(ctx).Errorf("Failed to create SMS history: %v", err)
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}
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}
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return err
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// 執行發送邏輯
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return use.sendSMSWithRetry(ctx, req, history)
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}
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func (use *DeliveryUseCase) SendEmail(ctx context.Context, req usecase.MailReq) error {
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var err error
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// 創建歷史記錄
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history := &entity.DeliveryHistory{
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ID: generateID(),
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Type: "email",
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Recipient: fmt.Sprintf("%v", req.To),
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Subject: req.Subject,
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Content: req.Body,
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Status: entity.DeliveryStatusPending,
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AttemptCount: 0,
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CreatedAt: time.Now(),
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UpdatedAt: time.Now(),
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}
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if use.param.DeliveryConfig.EnableHistory && use.param.HistoryRepo != nil {
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if err := use.param.HistoryRepo.CreateHistory(ctx, history); err != nil {
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logx.WithContext(ctx).Errorf("Failed to create email history: %v", err)
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}
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}
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// 執行發送邏輯
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return use.sendEmailWithRetry(ctx, req, history)
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}
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// sendSMSWithRetry 發送 SMS 並實現重試機制
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func (use *DeliveryUseCase) sendSMSWithRetry(ctx context.Context, req usecase.SMSMessageRequest, history *entity.DeliveryHistory) error {
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// 根據 Sort 欄位對 SMSProviders 進行排序
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sort.Slice(use.param.EmailProviders, func(i, j int) bool {
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return use.param.EmailProviders[i].Sort < use.param.EmailProviders[j].Sort
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providers := make([]usecase.SMSProvider, len(use.param.SMSProviders))
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copy(providers, use.param.SMSProviders)
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sort.Slice(providers, func(i, j int) bool {
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return providers[i].Sort < providers[j].Sort
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})
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newCtx, cancel := context.WithTimeout(ctx, 10*time.Second)
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defer cancel()
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var lastErr error
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totalAttempts := 0
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// 依序嘗試發送 dreq
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for _, provider := range use.param.EmailProviders {
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if err = provider.Repo.SendMail(newCtx, repository.MailReq{
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// 嘗試所有 providers
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for providerIndex, provider := range providers {
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// 為每個 provider 嘗試發送
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for attempt := 0; attempt < use.param.DeliveryConfig.MaxRetries; attempt++ {
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totalAttempts++
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// 更新歷史記錄狀態
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history.Status = entity.DeliveryStatusSending
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history.Provider = fmt.Sprintf("sms_provider_%d", providerIndex)
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history.AttemptCount = totalAttempts
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history.UpdatedAt = time.Now()
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use.updateHistory(ctx, history)
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// 記錄發送嘗試
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attemptStart := time.Now()
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// 創建帶超時的 context
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sendCtx, cancel := context.WithTimeout(ctx, use.param.DeliveryConfig.Timeout)
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err := provider.Repo.SendSMS(sendCtx, repository.SMSMessageRequest{
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PhoneNumber: req.PhoneNumber,
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RecipientName: req.RecipientName,
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MessageContent: req.MessageContent,
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})
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cancel()
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// 記錄嘗試結果
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attemptDuration := time.Since(attemptStart)
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attemptRecord := entity.DeliveryAttempt{
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Provider: history.Provider,
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AttemptAt: attemptStart,
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Success: err == nil,
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ErrorMessage: "",
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Duration: attemptDuration.Milliseconds(),
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}
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if err != nil {
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attemptRecord.ErrorMessage = err.Error()
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lastErr = err
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logx.WithContext(ctx).Errorf("SMS send attempt %d failed for provider %d: %v",
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attempt+1, providerIndex, err)
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// 如果不是最後一次嘗試，等待後重試
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if attempt < use.param.DeliveryConfig.MaxRetries-1 {
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delay := use.calculateDelay(attempt)
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history.Status = entity.DeliveryStatusRetrying
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use.updateHistory(ctx, history)
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use.addAttemptRecord(ctx, history.ID, attemptRecord)
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select {
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case <-ctx.Done():
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return ctx.Err()
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case <-time.After(delay):
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continue
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}
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}
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} else {
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// 發送成功
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history.Status = entity.DeliveryStatusSuccess
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history.UpdatedAt = time.Now()
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now := time.Now()
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history.CompletedAt = &now
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use.updateHistory(ctx, history)
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use.addAttemptRecord(ctx, history.ID, attemptRecord)
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logx.WithContext(ctx).Infof("SMS sent successfully after %d attempts", totalAttempts)
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return nil
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}
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use.addAttemptRecord(ctx, history.ID, attemptRecord)
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}
|
||||
}
|
||||
|
||||
// 所有 providers 都失敗了
|
||||
history.Status = entity.DeliveryStatusFailed
|
||||
history.ErrorMessage = fmt.Sprintf("All providers failed. Last error: %v", lastErr)
|
||||
history.UpdatedAt = time.Now()
|
||||
now := time.Now()
|
||||
history.CompletedAt = &now
|
||||
use.updateHistory(ctx, history)
|
||||
|
||||
return errs.ThirdPartyError(
|
||||
code.CloudEPNotification,
|
||||
domain.FailedToSendSMSErrorCode,
|
||||
fmt.Sprintf("Failed to send SMS after %d attempts across %d providers",
|
||||
totalAttempts, len(providers)))
|
||||
}
|
||||
|
||||
// sendEmailWithRetry 發送 Email 並實現重試機制
|
||||
func (use *DeliveryUseCase) sendEmailWithRetry(ctx context.Context, req usecase.MailReq, history *entity.DeliveryHistory) error {
|
||||
// 根據 Sort 欄位對 EmailProviders 進行排序
|
||||
providers := make([]usecase.EmailProvider, len(use.param.EmailProviders))
|
||||
copy(providers, use.param.EmailProviders)
|
||||
sort.Slice(providers, func(i, j int) bool {
|
||||
return providers[i].Sort < providers[j].Sort
|
||||
})
|
||||
|
||||
var lastErr error
|
||||
totalAttempts := 0
|
||||
|
||||
// 嘗試所有 providers
|
||||
for providerIndex, provider := range providers {
|
||||
// 為每個 provider 嘗試發送
|
||||
for attempt := 0; attempt < use.param.DeliveryConfig.MaxRetries; attempt++ {
|
||||
totalAttempts++
|
||||
|
||||
// 更新歷史記錄狀態
|
||||
history.Status = entity.DeliveryStatusSending
|
||||
history.Provider = fmt.Sprintf("email_provider_%d", providerIndex)
|
||||
history.AttemptCount = totalAttempts
|
||||
history.UpdatedAt = time.Now()
|
||||
use.updateHistory(ctx, history)
|
||||
|
||||
// 記錄發送嘗試
|
||||
attemptStart := time.Now()
|
||||
|
||||
// 創建帶超時的 context
|
||||
sendCtx, cancel := context.WithTimeout(ctx, use.param.DeliveryConfig.Timeout)
|
||||
|
||||
err := provider.Repo.SendMail(sendCtx, repository.MailReq{
|
||||
From: req.From,
|
||||
To: req.To,
|
||||
Subject: req.Subject,
|
||||
Body: req.Body,
|
||||
}); err == nil {
|
||||
return nil // 發送成功
|
||||
})
|
||||
|
||||
cancel()
|
||||
|
||||
// 記錄嘗試結果
|
||||
attemptDuration := time.Since(attemptStart)
|
||||
attemptRecord := entity.DeliveryAttempt{
|
||||
Provider: history.Provider,
|
||||
AttemptAt: attemptStart,
|
||||
Success: err == nil,
|
||||
ErrorMessage: "",
|
||||
Duration: attemptDuration.Milliseconds(),
|
||||
}
|
||||
|
||||
if err != nil {
|
||||
attemptRecord.ErrorMessage = err.Error()
|
||||
lastErr = err
|
||||
|
||||
logx.WithContext(ctx).Errorf("Email send attempt %d failed for provider %d: %v",
|
||||
attempt+1, providerIndex, err)
|
||||
|
||||
// 如果不是最後一次嘗試，等待後重試
|
||||
if attempt < use.param.DeliveryConfig.MaxRetries-1 {
|
||||
delay := use.calculateDelay(attempt)
|
||||
history.Status = entity.DeliveryStatusRetrying
|
||||
use.updateHistory(ctx, history)
|
||||
use.addAttemptRecord(ctx, history.ID, attemptRecord)
|
||||
|
||||
select {
|
||||
case <-ctx.Done():
|
||||
return ctx.Err()
|
||||
case <-time.After(delay):
|
||||
continue
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// 發送成功
|
||||
history.Status = entity.DeliveryStatusSuccess
|
||||
history.UpdatedAt = time.Now()
|
||||
now := time.Now()
|
||||
history.CompletedAt = &now
|
||||
use.updateHistory(ctx, history)
|
||||
use.addAttemptRecord(ctx, history.ID, attemptRecord)
|
||||
|
||||
logx.WithContext(ctx).Infof("Email sent successfully after %d attempts", totalAttempts)
|
||||
return nil
|
||||
}
|
||||
|
||||
use.addAttemptRecord(ctx, history.ID, attemptRecord)
|
||||
}
|
||||
}
|
||||
|
||||
return err
|
||||
// 所有 providers 都失敗了
|
||||
history.Status = entity.DeliveryStatusFailed
|
||||
history.ErrorMessage = fmt.Sprintf("All providers failed. Last error: %v", lastErr)
|
||||
history.UpdatedAt = time.Now()
|
||||
now := time.Now()
|
||||
history.CompletedAt = &now
|
||||
use.updateHistory(ctx, history)
|
||||
|
||||
return errs.ThirdPartyError(
|
||||
code.CloudEPNotification,
|
||||
domain.FailedToSendEmailErrorCode,
|
||||
fmt.Sprintf("Failed to send email after %d attempts across %d providers",
|
||||
totalAttempts, len(providers)))
|
||||
}
|
||||
|
||||
// calculateDelay 計算指數退避延遲
|
||||
func (use *DeliveryUseCase) calculateDelay(attempt int) time.Duration {
|
||||
delay := float64(use.param.DeliveryConfig.InitialDelay) * math.Pow(use.param.DeliveryConfig.BackoffFactor, float64(attempt))
|
||||
|
||||
if delay > float64(use.param.DeliveryConfig.MaxDelay) {
|
||||
delay = float64(use.param.DeliveryConfig.MaxDelay)
|
||||
}
|
||||
|
||||
return time.Duration(delay)
|
||||
}
|
||||
|
||||
// updateHistory 更新歷史記錄
|
||||
func (use *DeliveryUseCase) updateHistory(ctx context.Context, history *entity.DeliveryHistory) {
|
||||
if use.param.DeliveryConfig.EnableHistory && use.param.HistoryRepo != nil {
|
||||
if err := use.param.HistoryRepo.UpdateHistory(ctx, history); err != nil {
|
||||
logx.WithContext(ctx).Errorf("Failed to update delivery history: %v", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// addAttemptRecord 添加發送嘗試記錄
|
||||
func (use *DeliveryUseCase) addAttemptRecord(ctx context.Context, historyID string, attempt entity.DeliveryAttempt) {
|
||||
if use.param.DeliveryConfig.EnableHistory && use.param.HistoryRepo != nil {
|
||||
if err := use.param.HistoryRepo.AddAttempt(ctx, historyID, attempt); err != nil {
|
||||
logx.WithContext(ctx).Errorf("Failed to add attempt record: %v", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// generateID 生成唯一 ID (簡單實現，實際應該使用更好的 ID 生成器)
|
||||
func generateID() string {
|
||||
return fmt.Sprintf("delivery_%d", time.Now().UnixNano())
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,16 +1,27 @@
|
|||
package usecase
|
||||
|
||||
import (
|
||||
"backend/pkg/notification/domain"
|
||||
"backend/pkg/notification/domain/entity"
|
||||
"backend/pkg/notification/domain/repository"
|
||||
"backend/pkg/notification/domain/template"
|
||||
"backend/pkg/notification/domain/usecase"
|
||||
"context"
|
||||
"fmt"
|
||||
"strings"
|
||||
|
||||
"backend/pkg/library/errs"
|
||||
"backend/pkg/library/errs/code"
|
||||
|
||||
"github.com/zeromicro/go-zero/core/logx"
|
||||
)
|
||||
|
||||
type TemplateUseCaseParam struct{}
|
||||
type TemplateUseCaseParam struct {
|
||||
TemplateRepo repository.TemplateRepository // 可選的資料庫模板 repository
|
||||
}
|
||||
|
||||
type TemplateUseCase struct {
|
||||
TemplateUseCaseParam
|
||||
param TemplateUseCaseParam
|
||||
}
|
||||
|
||||
func MustTemplateUseCase(param TemplateUseCaseParam) usecase.TemplateUseCase {
|
||||
|
|
@ -19,25 +30,136 @@ func MustTemplateUseCase(param TemplateUseCaseParam) usecase.TemplateUseCase {
|
|||
}
|
||||
}
|
||||
|
||||
// GetEmailTemplateByStatic 從靜態模板獲取郵件模板
|
||||
func (use *TemplateUseCase) GetEmailTemplateByStatic(_ context.Context, language template.Language, templateID template.Type) (template.EmailTemplate, error) {
|
||||
// 查找指定語言的模板映射
|
||||
templateByLang, exists := template.EmailTemplateMap[language]
|
||||
if !exists {
|
||||
return template.EmailTemplate{}, fmt.Errorf("email template not found for language: %s", language)
|
||||
return template.EmailTemplate{}, errs.ResourceNotFoundWithScope(
|
||||
code.CloudEPNotification,
|
||||
domain.FailedToGetTemplateErrorCode,
|
||||
fmt.Sprintf("email template not found for language: %s", language))
|
||||
}
|
||||
|
||||
// 查找指定類型的模板生成函數
|
||||
templateFunc, exists := templateByLang[templateID]
|
||||
if !exists {
|
||||
return template.EmailTemplate{}, fmt.Errorf("email template not found for type ID: %s", templateID)
|
||||
return template.EmailTemplate{}, errs.ResourceNotFoundWithScope(
|
||||
code.CloudEPNotification,
|
||||
domain.FailedToGetTemplateErrorCode,
|
||||
fmt.Sprintf("email template not found for type ID: %s", templateID))
|
||||
}
|
||||
|
||||
// 執行模板生成函數
|
||||
tmp, err := templateFunc()
|
||||
if err != nil {
|
||||
return template.EmailTemplate{}, fmt.Errorf("error generating email template: %w", err)
|
||||
return template.EmailTemplate{}, errs.DatabaseErrorWithScope(
|
||||
code.CloudEPNotification,
|
||||
domain.FailedToGetTemplateErrorCode,
|
||||
fmt.Sprintf("error generating email template: %v", err))
|
||||
}
|
||||
|
||||
// 返回構建好的響應
|
||||
return tmp, nil
|
||||
}
|
||||
|
||||
// GetEmailTemplate 獲取郵件模板（優先從資料庫，回退到靜態模板）
|
||||
func (use *TemplateUseCase) GetEmailTemplate(ctx context.Context, language template.Language, templateID template.Type) (template.EmailTemplate, error) {
|
||||
// 1. 嘗試從資料庫獲取模板
|
||||
if use.param.TemplateRepo != nil {
|
||||
dbTemplate, err := use.param.TemplateRepo.GetTemplate(ctx, "email", string(language), string(templateID))
|
||||
if err == nil && dbTemplate != nil && dbTemplate.IsActive {
|
||||
logx.WithContext(ctx).Infof("Using database template for %s/%s", language, templateID)
|
||||
return template.EmailTemplate{
|
||||
Title: dbTemplate.Subject,
|
||||
Body: dbTemplate.Body,
|
||||
}, nil
|
||||
}
|
||||
|
||||
// 記錄資料庫查詢失敗，但不返回錯誤，繼續使用靜態模板
|
||||
if err != nil {
|
||||
logx.WithContext(ctx).WithFields(logx.LogField{Key: "error", Value: err.Error()}).Error("Failed to get template from database, falling back to static")
|
||||
}
|
||||
}
|
||||
|
||||
// 2. 回退到靜態模板
|
||||
logx.WithContext(ctx).Infof("Using static template for %s/%s", language, templateID)
|
||||
return use.GetEmailTemplateByStatic(ctx, language, templateID)
|
||||
}
|
||||
|
||||
// GetSMSTemplate 獲取 SMS 模板（優先從資料庫，回退到靜態模板）
|
||||
func (use *TemplateUseCase) GetSMSTemplate(ctx context.Context, language template.Language, templateID template.Type) (usecase.SMSTemplateResp, error) {
|
||||
// 1. 嘗試從資料庫獲取模板
|
||||
if use.param.TemplateRepo != nil {
|
||||
dbTemplate, err := use.param.TemplateRepo.GetTemplate(ctx, "sms", string(language), string(templateID))
|
||||
if err == nil && dbTemplate != nil && dbTemplate.IsActive {
|
||||
logx.WithContext(ctx).Infof("Using database SMS template for %s/%s", language, templateID)
|
||||
return usecase.SMSTemplateResp{
|
||||
Body: dbTemplate.Body,
|
||||
}, nil
|
||||
}
|
||||
|
||||
// 記錄資料庫查詢失敗，但不返回錯誤，繼續使用靜態模板
|
||||
if err != nil {
|
||||
logx.WithContext(ctx).WithFields(logx.LogField{Key: "error", Value: err.Error()}).Error("Failed to get SMS template from database, falling back to static")
|
||||
}
|
||||
}
|
||||
|
||||
// 2. 回退到靜態模板（SMS 暫時沒有靜態模板，返回默認）
|
||||
logx.WithContext(ctx).Infof("Using default SMS template for %s/%s", language, templateID)
|
||||
return use.getDefaultSMSTemplate(templateID), nil
|
||||
}
|
||||
|
||||
// RenderEmailTemplate 渲染郵件模板（替換變數）
|
||||
func (use *TemplateUseCase) RenderEmailTemplate(ctx context.Context, tmpl template.EmailTemplate, params entity.TemplateParams) (usecase.EmailTemplateResp, error) {
|
||||
renderedSubject := use.renderTemplate(tmpl.Title, params)
|
||||
renderedBody := use.renderTemplate(tmpl.Body, params)
|
||||
|
||||
return usecase.EmailTemplateResp{
|
||||
Subject: renderedSubject,
|
||||
Body: renderedBody,
|
||||
}, nil
|
||||
}
|
||||
|
||||
// RenderSMSTemplate 渲染 SMS 模板（替換變數）
|
||||
func (use *TemplateUseCase) RenderSMSTemplate(ctx context.Context, tmpl usecase.SMSTemplateResp, params entity.TemplateParams) (usecase.SMSTemplateResp, error) {
|
||||
renderedBody := use.renderTemplate(tmpl.Body, params)
|
||||
|
||||
return usecase.SMSTemplateResp{
|
||||
Body: renderedBody,
|
||||
}, nil
|
||||
}
|
||||
|
||||
// renderTemplate 渲染模板內容（簡單的字符串替換）
|
||||
func (use *TemplateUseCase) renderTemplate(content string, params entity.TemplateParams) string {
|
||||
result := content
|
||||
|
||||
// 替換基本參數
|
||||
result = strings.ReplaceAll(result, "{{.Username}}", params.Username)
|
||||
result = strings.ReplaceAll(result, "{{.VerifyCode}}", params.VerifyCode)
|
||||
|
||||
// 替換額外參數
|
||||
for key, value := range params.Extra {
|
||||
placeholder := fmt.Sprintf("{{.%s}}", key)
|
||||
result = strings.ReplaceAll(result, placeholder, value)
|
||||
}
|
||||
|
||||
return result
|
||||
}
|
||||
|
||||
// getDefaultSMSTemplate 獲取默認 SMS 模板
|
||||
func (use *TemplateUseCase) getDefaultSMSTemplate(templateID template.Type) usecase.SMSTemplateResp {
|
||||
switch templateID {
|
||||
case template.ForgetPasswordVerify:
|
||||
return usecase.SMSTemplateResp{
|
||||
Body: "您的密碼重設驗證碼是：{{.VerifyCode}}，請在5分鐘內使用。如非本人操作請忽略此訊息。",
|
||||
}
|
||||
case template.BindingEmail:
|
||||
return usecase.SMSTemplateResp{
|
||||
Body: "您的綁定驗證碼是：{{.VerifyCode}}，請在5分鐘內使用。如非本人操作請忽略此訊息。",
|
||||
}
|
||||
default:
|
||||
return usecase.SMSTemplateResp{
|
||||
Body: "您的驗證碼是：{{.VerifyCode}}，請在5分鐘內使用。",
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue