service/user_notify.go

// Copyright (c) 2025 Tethys Plex
//
// This file is part of Veloera.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package service

import (
	"fmt"
	"strings"
	"veloera/common"
	"veloera/constant"
	"veloera/dto"
	"veloera/model"
)

func NotifyRootUser(t string, subject string, content string) {
	user := model.GetRootUser().ToBaseUser()
	err := NotifyUser(user.Id, user.Email, user.GetSetting(), dto.NewNotify(t, subject, content, nil))
	if err != nil {
		common.SysError(fmt.Sprintf("failed to notify root user: %s", err.Error()))
	}
}

func NotifyUser(userId int, userEmail string, userSetting map[string]interface{}, data dto.Notify) error {
	notifyType, ok := userSetting[constant.UserSettingNotifyType]
	if !ok {
		notifyType = constant.NotifyTypeEmail
	}

	// Check notification limit
	canSend, err := CheckNotificationLimit(userId, data.Type)
	if err != nil {
		common.SysError(fmt.Sprintf("failed to check notification limit: %s", err.Error()))
		return err
	}
	if !canSend {
		return fmt.Errorf("notification limit exceeded for user %d with type %s", userId, notifyType)
	}

	switch notifyType {
	case constant.NotifyTypeEmail:
		// check setting email
		if settingEmail, ok := userSetting[constant.UserSettingNotificationEmail]; ok {
			userEmail = settingEmail.(string)
		}
		if userEmail == "" {
			common.SysLog(fmt.Sprintf("user %d has no email, skip sending email", userId))
			return nil
		}
		return sendEmailNotify(userEmail, data)
	case constant.NotifyTypeWebhook:
		webhookURL, ok := userSetting[constant.UserSettingWebhookUrl]
		if !ok {
			common.SysError(fmt.Sprintf("user %d has no webhook url, skip sending webhook", userId))
			return nil
		}
		webhookURLStr, ok := webhookURL.(string)
		if !ok {
			common.SysError(fmt.Sprintf("user %d webhook url is not string type", userId))
			return nil
		}

		// 获取 webhook secret
		var webhookSecret string
		if secret, ok := userSetting[constant.UserSettingWebhookSecret]; ok {
			webhookSecret, _ = secret.(string)
		}

		return SendWebhookNotify(webhookURLStr, webhookSecret, data)
	}
	return nil
}

func sendEmailNotify(userEmail string, data dto.Notify) error {
	// make email content
	content := data.Content
	// 处理占位符
	for _, value := range data.Values {
		content = strings.Replace(content, dto.ContentValueParam, fmt.Sprintf("%v", value), 1)
	}
	return common.SendEmail(data.Title, userEmail, content)
}