update

packages/backend/src/services/notification.processor.service.ts

@@ -215,13 +215,30 @@ class NotificationProcessorService extends EventEmitter {
         // Use user-defined template first, then the GENERIC fallback
         switch (setting.channel_type) {
             case 'email':
+console.log(`[NotificationProcessor NEW DEBUG] Raw setting.config:`, JSON.stringify(setting.config));
+
+
+console.log(`[NotificationProcessor NEW DEBUG] Parsed emailConfig:`, JSON.stringify(emailConfig));
+if (emailConfig && typeof emailConfig === 'object') {
+                    console.log(`[NotificationProcessor NEW DEBUG] emailConfig.subjectTemplate:`, emailConfig.subjectTemplate);
+                } else {
+                    console.log(`[NotificationProcessor NEW DEBUG] emailConfig is not a valid object.`);
+                }
+
                 const emailConfig = setting.config as EmailConfig;
-                // Use user template OR generic fallback
+                // Subject is now fixed to the translated event name
-                const subjectTemplate = emailConfig.subjectTemplate || genericSubject;
+if (emailConfig && typeof emailConfig === 'object') {
-                subject = this.interpolate(subjectTemplate, baseInterpolationData);
+                    console.log(`[NotificationProcessor NEW DEBUG] emailConfig.subjectTemplate:`, emailConfig.subjectTemplate);
-                // For email body, assume user template is HTML if provided, otherwise use generic HTML fallback
+                } else {
-                // Note: EmailConfig type currently doesn't have bodyTemplate. Using generic fallback.
+                    console.log(`[NotificationProcessor NEW DEBUG] emailConfig is not a valid object.`);
-                body = this.interpolate(genericEmailBody, baseInterpolationData);
+                }
+                subject = translatedEvent;
+
+                // Use user-defined template (from subjectTemplate field) for the BODY, or generic fallback
+
+                
+                const bodyTemplate = emailConfig.subjectTemplate || genericEmailBody;
+                body = this.interpolate(bodyTemplate, baseInterpolationData);
                 break;
 
             case 'webhook':

packages/backend/src/services/notification.service.ts

@@ -427,46 +427,73 @@ export class NotificationService {
 
         const eventDisplayName = i18next.t(`event.${payload.event}`, { lng: userLang, defaultValue: payload.event });
 
-        const defaultSubjectKey = `event.${payload.event}`;
+        // --- Subject ---
-        const defaultSubjectFallback = `Nexus Terminal Notification: {event}`;
+        // Subject is now always the translated event display name
-        const subjectText = i18next.t(defaultSubjectKey, { ...i18nOptions, defaultValue: defaultSubjectFallback, eventDisplay: eventDisplayName });
+        const subject = eventDisplayName;
+        console.log(`[_sendEmail] Using fixed subject for event ${payload.event}: ${subject}`);
 
-        const defaultSubjectTemplateKey = 'testNotification.subject';
+        // --- Body ---
-        const defaultSubjectTemplate = i18next.t(defaultSubjectTemplateKey, { lng: userLang, defaultValue: defaultSubjectFallback, eventDisplay: eventDisplayName });
+        const formattedTimestampForEmail = formatInTimeZone(new Date(payload.timestamp), userTimezone, "yyyy-MM-dd HH:mm:ss zzz");
-        // Prepare data object for _renderTemplate (for subject)
+        const detailsString = typeof payload.details === 'string'
-        const templateDataEmailSubject: Record<string, string> = {
+                                ? payload.details
-             event: payload.event,
+                                : JSON.stringify(payload.details || {}, null, 2);
-             eventDisplay: eventDisplayName, // Assuming subject doesn't need markdown
+
-             // NEW: Format timestamp using user's timezone
+        // Prepare data for template rendering or i18n interpolation
-             timestamp: formatInTimeZone(new Date(payload.timestamp), userTimezone, "yyyy-MM-dd HH:mm:ss zzz"), // Example format for email
+        const templateDataEmailBody: Record<string, string> = {
-             details: typeof payload.details === 'string' ? payload.details : JSON.stringify(payload.details || {}, null, 2),
+            event: payload.event, // Raw event name
-             // Add other relevant fields from i18nOptions if needed by subject template
+            eventDisplay: eventDisplayName, // Translated event name
+            timestamp: formattedTimestampForEmail, // Formatted timestamp
+            details: detailsString, // Stringified details
+            // Add other relevant fields from i18nOptions if needed by body template/i18n
             ...Object.entries(i18nOptions).reduce((acc, [key, value]) => {
-                 if (key !== 'lng') { // Exclude 'lng' itself
+                if (key !== 'lng' && typeof value !== 'object') { // Exclude 'lng' and objects
                     acc[key] = String(value);
                 }
                 return acc;
             }, {} as Record<string, string>)
         };
-        const subject = this._renderTemplate(config.subjectTemplate || defaultSubjectTemplate, templateDataEmailSubject, subjectText); // Use new signature (3 args)
+        console.log(`[_sendEmail] Prepared templateDataEmailBody for event ${payload.event}:`, templateDataEmailBody);
 
-
+        let body = '';
-        const bodyKey = `eventBody.${payload.event}`;
+        // Correctly construct the default body text using translated/formatted variables
-        const detailsString = typeof payload.details === 'string' ? payload.details : JSON.stringify(payload.details || {}, null, 2);
-        // NEW: Use formatted timestamp in default body text
-        const formattedTimestampForEmail = formatInTimeZone(new Date(payload.timestamp), userTimezone, "yyyy-MM-dd HH:mm:ss zzz");
         const defaultBodyText = `Event: ${eventDisplayName}\nTimestamp: ${formattedTimestampForEmail}\nDetails:\n${detailsString}`;
-        // Pass formatted timestamp to i18n interpolation as well
+
-        const body = i18next.t(bodyKey, { ...i18nOptions, timestamp: formattedTimestampForEmail, defaultValue: defaultBodyText, eventDisplay: eventDisplayName });
+        // Check if the user provided a bodyTemplate in the config
+        if (config.bodyTemplate) {
+            // Use custom body template if provided
+            let templateToRender = config.bodyTemplate;
+            console.log(`[_sendEmail] Original custom body template for event ${payload.event}:`, templateToRender);
+
+            // --- PRE-PROCESS TEMPLATE: Replace {event} with {eventDisplay} ---
+            // This ensures the translated event name is used even if the user's template uses {event}
+            templateToRender = templateToRender.replace(/\{event\}/g, '{eventDisplay}');
+            console.log(`[_sendEmail] Pre-processed body template (replaced {event} with {eventDisplay}):`, templateToRender);
+            // -----------------------------------------------------------------
+
+            // Render the potentially modified template.
+            body = this._renderTemplate(templateToRender, templateDataEmailBody, defaultBodyText);
+        } else {
+            // No custom template, use the directly constructed default text
+            console.log(`[_sendEmail] No custom body template found. Using default constructed body text for event ${payload.event}`);
+            body = defaultBodyText;
+            // Removed lines related to unused bodyKey:
+            // const bodyKey = `eventBody.${payload.event}`;
+            // console.log(`[_sendEmail] No custom body template found. Using i18n body key '${bodyKey}' for event ${payload.event}`);
+            // body = i18next.t(bodyKey, { ... });
+        }
+        console.log(`[_sendEmail] Final email body for event ${payload.event}:\n${body}`);
+
         const mailOptions: Mail.Options = {
             from: config.from,
             to: config.to,
-            subject: subject,
+            subject: subject, // Use the fixed subject
-            text: body,
+            text: body,       // Use the rendered/translated body
+            // Consider adding an html property if your templates/i18n generate HTML
+            // html: bodyHtml,
         };
 
         try {
-            console.log(`[通知] 通过 ${config.smtpHost}:${config.smtpPort} 发送邮件至 ${config.to} (事件: ${payload.event})`);
+            console.log(`[通知] 通过 ${config.smtpHost}:${config.smtpPort} 发送邮件至 ${config.to} (事件: ${payload.event}, 主题: ${subject})`);
             const info = await transporter.sendMail(mailOptions);
             console.log(`[通知] 邮件成功发送至 ${config.to} (设置 ID: ${setting.id})。消息 ID: ${info.messageId}`);
         } catch (error: any) {

packages/backend/src/services/senders/email.sender.service.ts

@@ -1,5 +1,6 @@
 import nodemailer from 'nodemailer';
 import Mail from 'nodemailer/lib/mailer'; // Import Mail type for transporter
+import SMTPTransport from 'nodemailer/lib/smtp-transport'; // Import SMTPTransport for options type
 import { INotificationSender } from '../notification.dispatcher.service';
 import { ProcessedNotification } from '../notification.processor.service';
 import { EmailConfig } from '../../types/notification.types';
@@ -47,7 +48,7 @@ class EmailSenderService implements INotificationSender {
             }
 
            // Remove explicit type annotation to let TypeScript infer the type
-           const transporterOptions = {
+           const transporterOptions: SMTPTransport.Options = { // Use specific SMTPTransport options type
                host: finalSmtpHost,
                port: finalSmtpPort,
                secure: finalSmtpSecure, // true for 465, false for other ports
@@ -56,8 +57,10 @@ class EmailSenderService implements INotificationSender {
                    pass: finalSmtpPass,
                } : undefined, // Only include auth if user/pass are provided
                tls: {
-                    // Do not fail on invalid certs if secure is false or not explicitly required
+                   // rejectUnauthorized should be within the tls object according to types
-                    rejectUnauthorized: finalSmtpSecure // Stricter check based on finalSecure value
+                   rejectUnauthorized: finalSmtpSecure,
+                   // minVersion is also a valid TLS option
+                   minVersion: 'TLSv1.2' // Explicitly require TLSv1.2 or higher for Gmail compatibility
                }
            };
 

packages/backend/src/types/notification.types.ts

@@ -22,7 +22,7 @@ export interface WebhookConfig {
 
 export interface EmailConfig {
   to: string; // Comma-separated list of recipient emails
-  subjectTemplate?: string; // Optional subject template
+  bodyTemplate?: string; // Optional body template (plain text)
   // SMTP settings per channel
   smtpHost?: string;
   smtpPort?: number;

packages/frontend/src/components/NotificationSettingForm.vue

@@ -77,10 +77,10 @@
           <small class="block mt-1 text-xs text-text-secondary">{{ $t('settings.notifications.form.emailToHelp') }}</small>
         </div>
         <div>
-          <label for="email-subject" class="block text-sm font-medium text-text-secondary mb-1">{{ $t('settings.notifications.form.emailSubjectTemplate') }}</label>
+          <label for="email-body" class="block text-sm font-medium text-text-secondary mb-1">{{ $t('settings.notifications.form.emailBodyTemplate') }}</label> <!-- Changed key -->
-          <input type="text" id="email-subject" v-model="emailConfig.subjectTemplate" :placeholder="`${$t('settings.notifications.form.emailSubjectPlaceholder')} {event}`"
+          <textarea id="email-body" v-model="emailConfig.bodyTemplate" rows="3" :placeholder="`${$t('settings.notifications.form.emailBodyPlaceholder')} {event}, {timestamp}, {details}`"
-                 class="w-full px-3 py-2 border border-border rounded-md shadow-sm bg-background text-foreground focus:outline-none focus:ring-1 focus:ring-primary focus:border-primary">
+                    class="w-full px-3 py-2 border border-border rounded-md shadow-sm bg-background text-foreground focus:outline-none focus:ring-1 focus:ring-primary focus:border-primary font-mono text-sm"></textarea> <!-- Changed to textarea and v-model -->
-          <small class="block mt-1 text-xs text-text-secondary">{{ $t('settings.notifications.form.templateHelp') }}</small>
+          <small class="block mt-1 text-xs text-text-secondary">{{ $t('settings.notifications.form.templateHelp') }} {event}, {timestamp}, {details}</small> <!-- Added available placeholders -->
         </div>
         <!-- SMTP Settings -->
         <div>
@@ -219,7 +219,8 @@ import {
 import { useI18n } from 'vue-i18n';
 
 // Extend EmailConfig for SMTP fields
-interface SmtpEmailConfig extends EmailConfig {
+interface SmtpEmailConfig extends Omit<EmailConfig, 'subjectTemplate'> { // Omit subjectTemplate from base
+    bodyTemplate?: string; // Add bodyTemplate
     smtpHost?: string;
     smtpPort?: number;
     smtpSecure?: boolean;
@@ -297,7 +298,7 @@ const formData = reactive(getDefaultFormData());
 const webhookConfig = ref<WebhookConfig>({ url: '', method: 'POST', headers: {}, bodyTemplate: '' });
 const emailConfig = ref<SmtpEmailConfig>({ // Use extended type
     to: '',
-    subjectTemplate: '',
+    bodyTemplate: '', // Changed from subjectTemplate
     smtpHost: '',
     smtpPort: 587, // Default port
     smtpSecure: true, // Default to true (TLS)
@@ -322,7 +323,7 @@ watch(() => props.initialData, (newData) => {
         const savedConfig = newData.config as SmtpEmailConfig;
         emailConfig.value = {
             to: savedConfig.to || '',
-            subjectTemplate: savedConfig.subjectTemplate || '',
+            bodyTemplate: savedConfig.bodyTemplate || '', // Changed from subjectTemplate
             smtpHost: savedConfig.smtpHost || '',
             smtpPort: savedConfig.smtpPort || 587,
             smtpSecure: savedConfig.smtpSecure === undefined ? true : savedConfig.smtpSecure, // Default true if undefined
@@ -339,7 +340,7 @@ watch(() => props.initialData, (newData) => {
     webhookConfig.value = { url: '', method: 'POST', headers: {}, bodyTemplate: '' };
     // Reset email config with defaults
     emailConfig.value = {
-        to: '', subjectTemplate: '', smtpHost: '', smtpPort: 587, smtpSecure: true, smtpUser: '', smtpPass: '', from: ''
+        to: '', bodyTemplate: '', smtpHost: '', smtpPort: 587, smtpSecure: true, smtpUser: '', smtpPass: '', from: '' // Changed from subjectTemplate
     };
     telegramConfig.value = { botToken: '', chatId: '', messageTemplate: '' };
     webhookHeadersString.value = '{}';
@@ -357,7 +358,7 @@ watch(() => formData.channel_type, (newType, oldType) => {
     if (newType !== oldType && !isEditing.value) { // Only reset if not editing or type changes during add mode
         webhookConfig.value = { url: '', method: 'POST', headers: {}, bodyTemplate: '' };
         emailConfig.value = {
-             to: '', subjectTemplate: '', smtpHost: '', smtpPort: 587, smtpSecure: true, smtpUser: '', smtpPass: '', from: ''
+             to: '', bodyTemplate: '', smtpHost: '', smtpPort: 587, smtpSecure: true, smtpUser: '', smtpPass: '', from: '' // Changed from subjectTemplate
         };
         telegramConfig.value = { botToken: '', chatId: '', messageTemplate: '' };
         webhookHeadersString.value = '{}';

packages/frontend/src/locales/en-US.json

@@ -467,8 +467,8 @@
         "webhookBodyPlaceholder": "Default: JSON payload. Use",
         "emailTo": "Recipient Email(s):",
         "emailToHelp": "Comma-separated list.",
-        "emailSubjectTemplate": "Subject Template (Optional)",
+        "emailBodyTemplate": "Body Template (Optional)",
-        "emailSubjectPlaceholder": "Default: Notification:",
+        "emailBodyPlaceholder": "Default: Event-based notification content. Use",
         "smtpHost": "SMTP Host:",
         "smtpPort": "SMTP Port:",
         "smtpSecure": "Use TLS/SSL",

packages/frontend/src/locales/ja-JP.json

@@ -467,8 +467,8 @@
           "webhookBodyPlaceholder": "デフォルト: JSON フォーマットのペイロード。利用可能:",
           "emailTo": "宛先メールアドレス:",
           "emailToHelp": "複数のメールアドレスをカンマで区切ります。",
-          "emailSubjectTemplate": "メールの件名テンプレート (オプション)",
+          "emailBodyTemplate": "メール本文テンプレート (オプション)",
-          "emailSubjectPlaceholder": "デフォルト: 通知:",
+          "emailBodyPlaceholder": "デフォルト: イベントベースの通知内容。利用可能:",
           "smtpHost": "SMTP ホスト:",
           "smtpPort": "SMTP ポート:",
           "smtpSecure": "TLS/SSL を使用",

packages/frontend/src/locales/zh-CN.json

@@ -467,8 +467,8 @@
         "webhookBodyPlaceholder": "默认: JSON 格式负载。可使用",
         "emailTo": "收件人邮箱:",
         "emailToHelp": "多个邮箱用逗号分隔。",
-        "emailSubjectTemplate": "邮件主题模板 (可选)",
+        "emailBodyTemplate": "邮件内容模板 (可选)",
-        "emailSubjectPlaceholder": "默认: 通知:",
+        "emailBodyPlaceholder": "默认: 基于事件的通知内容。可使用",
         "smtpHost": "SMTP 主机:",
         "smtpPort": "SMTP 端口:",
         "smtpSecure": "使用 TLS/SSL",