058d8edffa
- 新增通知系统完整架构，包含通知设置、历史记录、任务管理等核心功能 - 实现工作任务分配服务，支持人员和设备的智能分配 - 添加人员分组管理功能，支持灵活的通知目标配置 - 完善相关枚举定义和数据传输对象 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
409 lines
12 KiB
C#
409 lines
12 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Threading.Tasks;
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using System.Net.Mail;
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using System.Net;
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using System.IO;
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using System.Linq;
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using System.Text.RegularExpressions;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.Logging;
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using NPP.SmartSchedue.Api.Contracts.Services.Notification;
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namespace NPP.SmartSchedue.Api.Services.Notification;
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/// <summary>
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/// 邮件通知服务实现
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/// 决策点1：基础通知方式 - 邮件通知
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/// </summary>
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public class EmailNotificationService : IEmailNotificationService
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{
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private readonly ILogger<EmailNotificationService> _logger;
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private readonly IConfiguration _configuration;
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private readonly INotificationTemplateService _templateService;
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// 邮件配置节点名称
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private const string EmailConfigSection = "EmailNotification";
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public EmailNotificationService(
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ILogger<EmailNotificationService> logger,
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IConfiguration configuration,
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INotificationTemplateService templateService)
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{
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_logger = logger ?? throw new ArgumentNullException(nameof(logger));
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_configuration = configuration ?? throw new ArgumentNullException(nameof(configuration));
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_templateService = templateService ?? throw new ArgumentNullException(nameof(templateService));
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}
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#region 单个邮件发送
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/// <summary>
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/// 发送邮件通知
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/// </summary>
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public async Task<bool> SendEmailAsync(string recipientEmail, string subject, string content, bool isHtml = true)
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{
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try
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{
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if (!IsValidEmail(recipientEmail))
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{
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_logger.LogWarning("无效的邮箱地址：{Email}", recipientEmail);
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return false;
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}
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var emailConfig = GetEmailConfiguration();
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if (emailConfig == null)
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{
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_logger.LogError("邮件配置未找到或配置无效");
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return false;
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}
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using var smtpClient = CreateSmtpClient(emailConfig);
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using var mailMessage = CreateMailMessage(emailConfig, recipientEmail, subject, content, isHtml);
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await smtpClient.SendMailAsync(mailMessage);
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_logger.LogInformation("邮件发送成功：{Email} - {Subject}", recipientEmail, subject);
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return true;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "发送邮件失败：{Email} - {Subject}", recipientEmail, subject);
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return false;
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}
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}
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/// <summary>
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/// 发送邮件通知（带附件）
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/// </summary>
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public async Task<bool> SendEmailWithAttachmentsAsync(
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string recipientEmail,
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string subject,
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string content,
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List<string> attachments,
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bool isHtml = true)
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{
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try
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{
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if (!IsValidEmail(recipientEmail))
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{
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_logger.LogWarning("无效的邮箱地址：{Email}", recipientEmail);
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return false;
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}
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var emailConfig = GetEmailConfiguration();
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if (emailConfig == null)
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{
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_logger.LogError("邮件配置未找到或配置无效");
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return false;
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}
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using var smtpClient = CreateSmtpClient(emailConfig);
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using var mailMessage = CreateMailMessage(emailConfig, recipientEmail, subject, content, isHtml);
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// 添加附件
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if (attachments != null && attachments.Any())
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{
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foreach (var attachmentPath in attachments)
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{
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if (File.Exists(attachmentPath))
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{
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var attachment = new Attachment(attachmentPath);
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mailMessage.Attachments.Add(attachment);
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}
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else
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{
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_logger.LogWarning("附件文件不存在：{Path}", attachmentPath);
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}
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}
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}
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await smtpClient.SendMailAsync(mailMessage);
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_logger.LogInformation("带附件邮件发送成功：{Email} - {Subject}, 附件数量：{Count}",
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recipientEmail, subject, attachments?.Count ?? 0);
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return true;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "发送带附件邮件失败：{Email} - {Subject}", recipientEmail, subject);
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return false;
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}
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}
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#endregion
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#region 批量邮件发送
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/// <summary>
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/// 批量发送邮件通知
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/// </summary>
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public async Task<Dictionary<string, bool>> BatchSendEmailAsync(
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List<string> recipients,
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string subject,
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string content,
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bool isHtml = true)
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{
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var results = new Dictionary<string, bool>();
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if (recipients == null || !recipients.Any())
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{
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_logger.LogWarning("批量发送邮件：收件人列表为空");
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return results;
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}
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var emailConfig = GetEmailConfiguration();
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if (emailConfig == null)
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{
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_logger.LogError("邮件配置未找到或配置无效");
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foreach (var recipient in recipients)
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{
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results[recipient] = false;
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}
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return results;
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}
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// 并行发送邮件
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var tasks = recipients.Select(async recipient =>
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{
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var success = await SendEmailAsync(recipient, subject, content, isHtml);
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return new { Recipient = recipient, Success = success };
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});
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var taskResults = await Task.WhenAll(tasks);
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foreach (var result in taskResults)
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{
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results[result.Recipient] = result.Success;
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}
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var successCount = results.Values.Count(r => r);
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_logger.LogInformation("批量发送邮件完成：总数 {Total}，成功 {Success}，失败 {Failed}",
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recipients.Count, successCount, recipients.Count - successCount);
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return results;
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}
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/// <summary>
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/// 个性化批量发送邮件通知
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/// </summary>
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public async Task<Dictionary<string, bool>> BatchSendPersonalizedEmailAsync(List<EmailItem> emailItems)
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{
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var results = new Dictionary<string, bool>();
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if (emailItems == null || !emailItems.Any())
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{
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_logger.LogWarning("个性化批量发送邮件：邮件项列表为空");
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return results;
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}
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var emailConfig = GetEmailConfiguration();
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if (emailConfig == null)
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{
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_logger.LogError("邮件配置未找到或配置无效");
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foreach (var item in emailItems)
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{
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results[item.RecipientEmail] = false;
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}
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return results;
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}
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// 并行发送邮件
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var tasks = emailItems.Select(async item =>
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{
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var success = await SendEmailWithAttachmentsAsync(
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item.RecipientEmail,
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item.Subject,
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item.Content,
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item.Attachments,
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item.IsHtml);
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return new { Recipient = item.RecipientEmail, Success = success };
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});
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var taskResults = await Task.WhenAll(tasks);
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foreach (var result in taskResults)
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{
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results[result.Recipient] = result.Success;
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}
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var successCount = results.Values.Count(r => r);
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_logger.LogInformation("个性化批量发送邮件完成：总数 {Total}，成功 {Success}，失败 {Failed}",
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emailItems.Count, successCount, emailItems.Count - successCount);
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return results;
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}
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#endregion
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#region 邮件模板
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/// <summary>
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/// 使用模板发送邮件
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/// </summary>
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public async Task<bool> SendEmailByTemplateAsync(
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string recipientEmail,
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string subjectTemplate,
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string contentTemplate,
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Dictionary<string, string> variables,
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bool isHtml = true)
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{
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try
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{
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// 渲染模板
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var subject = await _templateService.RenderTemplateAsync(subjectTemplate, variables);
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var content = await _templateService.RenderTemplateAsync(contentTemplate, variables);
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// 发送邮件
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return await SendEmailAsync(recipientEmail, subject, content, isHtml);
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "使用模板发送邮件失败：{Email}", recipientEmail);
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return false;
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}
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}
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#endregion
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#region 邮件发送状态检查
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/// <summary>
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/// 验证邮箱地址格式
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/// </summary>
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public bool IsValidEmail(string email)
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{
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if (string.IsNullOrWhiteSpace(email))
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return false;
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try
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{
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// 使用正则表达式验证邮箱格式
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var emailRegex = new Regex(
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@"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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return emailRegex.IsMatch(email);
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}
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catch
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{
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return false;
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}
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}
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/// <summary>
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/// 检查邮件服务器连接状态
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/// </summary>
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public async Task<bool> CheckEmailServerConnectionAsync()
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{
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try
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{
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var emailConfig = GetEmailConfiguration();
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if (emailConfig == null)
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{
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_logger.LogError("邮件配置未找到或配置无效");
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return false;
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}
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using var smtpClient = CreateSmtpClient(emailConfig);
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// 尝试连接到SMTP服务器
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await Task.Run(() =>
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{
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smtpClient.Connect(emailConfig.SmtpServer, emailConfig.SmtpPort);
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smtpClient.Disconnect(true);
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});
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_logger.LogInformation("邮件服务器连接测试成功：{Server}:{Port}",
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emailConfig.SmtpServer, emailConfig.SmtpPort);
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return true;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "邮件服务器连接测试失败");
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return false;
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}
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}
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#endregion
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#region 私有辅助方法
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/// <summary>
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/// 获取邮件配置
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/// </summary>
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private EmailConfiguration GetEmailConfiguration()
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{
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try
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{
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var config = new EmailConfiguration();
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_configuration.GetSection(EmailConfigSection).Bind(config);
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// 验证配置
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if (string.IsNullOrWhiteSpace(config.SmtpServer) ||
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config.SmtpPort <= 0 ||
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string.IsNullOrWhiteSpace(config.SenderEmail) ||
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string.IsNullOrWhiteSpace(config.SenderPassword))
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{
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_logger.LogError("邮件配置信息不完整");
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return null;
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}
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return config;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "获取邮件配置失败");
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return null;
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}
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}
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/// <summary>
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/// 创建SMTP客户端
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/// </summary>
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private SmtpClient CreateSmtpClient(EmailConfiguration config)
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{
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var smtpClient = new SmtpClient(config.SmtpServer, config.SmtpPort)
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{
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Credentials = new NetworkCredential(config.SenderEmail, config.SenderPassword),
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EnableSsl = config.EnableSsl,
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DeliveryMethod = SmtpDeliveryMethod.Network,
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Timeout = config.TimeoutSeconds * 1000
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};
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return smtpClient;
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}
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/// <summary>
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/// 创建邮件消息
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/// </summary>
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private MailMessage CreateMailMessage(EmailConfiguration config, string recipientEmail, string subject, string content, bool isHtml)
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{
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var mailMessage = new MailMessage
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{
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From = new MailAddress(config.SenderEmail, config.SenderName),
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Subject = subject,
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Body = content,
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IsBodyHtml = isHtml
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};
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mailMessage.To.Add(recipientEmail);
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return mailMessage;
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}
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#endregion
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/// <summary>
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/// 邮件配置类
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/// </summary>
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private class EmailConfiguration
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{
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public string SmtpServer { get; set; } = "";
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public int SmtpPort { get; set; } = 587;
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public string SenderEmail { get; set; } = "";
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public string SenderPassword { get; set; } = "";
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public string SenderName { get; set; } = "NPP智能生产调度系统";
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public bool EnableSsl { get; set; } = true;
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public int TimeoutSeconds { get; set; } = 30;
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}
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} |