339 lines
14 KiB
C#
339 lines
14 KiB
C#
using dy.net.dto;
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using dy.net.job;
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using Quartz;
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using Quartz.Impl.Matchers;
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using Serilog;
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using System;
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using System.Threading.Tasks;
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namespace dy.net.service
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{
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/// <summary>
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/// 抖音相关定时任务服务
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/// </summary>
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public class DouyinQuartzJobService
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{
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private readonly ISchedulerFactory _schedulerFactory;
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private const string DefaultJobGroup = "dysync.net";
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private const int DefaultIntervalMinutes = 30;
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private const int DefaultCronStartDelaySeconds = 30;
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private const int DefaultSimpleStartDelaySeconds = 3;
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// 任务顺序依赖配置（核心：定义执行顺序，供 Listener 使用）
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public Dictionary<string, string> JobDependency { get; } = new()
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{
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{"collect", "favorite"}, // collect 执行完 → 触发 favorite
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{"favorite", "followed"}, // favorite 执行完 → 触发 followed
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{"followed", null}, // followed 执行完 → 一轮任务结束
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};
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// 任务配置信息（保持原有配置不变，改为 public 供 Listener 访问）
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public Dictionary<string, JobConfig> JobConfigs { get; } = new()
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{
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{
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"collect",
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new JobConfig(
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typeof(DouyinCollectSyncJob),
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"dy.job.key.collect",
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"dy.trigger.key.collect",
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"抖音收藏同步任务")
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},
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{
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"favorite",
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new JobConfig(
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typeof(DouyinFavoritSyncJob),
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"dy.job.key.favorite",
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"dy.trigger.key.favorite",
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"抖音点赞同步任务")
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},
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{
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"followed",
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new JobConfig(
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typeof(DouyinFollowedViedoSyncJob),
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"dy.job.key.followed",
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"dy.trigger.key.followed",
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"抖音UP主作品同步任务")
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},
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{
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"follow_user",
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new JobConfig(
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typeof(DouyinFollowedUsersSyncJob),
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"dy.job.key.follow_user",
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"dy.trigger.key.follow_user",
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"抖音关注同步任务")
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},
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{
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"follow_user_once",
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new JobConfig(
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typeof(DouyinFollowedUsersSyncJob),
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"dy.job.key.follow_user_once",
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"dy.trigger.key.follow_user_once",
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"抖音关注同步任务(单次执行)")
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}
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};
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public DouyinQuartzJobService(ISchedulerFactory schedulerFactory)
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{
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_schedulerFactory = schedulerFactory ?? throw new ArgumentNullException(nameof(schedulerFactory));
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}
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/// <summary>
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/// 启动所有抖音相关定时任务（顺序执行模式）
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/// </summary>
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/// <param name="expression">Cron表达式或间隔分钟数（控制整个链条的执行频率）</param>
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/// <returns>是否启动成功</returns>
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public async Task<bool> InitOrReStartAllJobs(string expression)
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{
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if (string.IsNullOrWhiteSpace(expression))
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{
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Log.Debug("定时任务表达式为空，使用默认配置（{DefaultMinutes}分钟）", DefaultIntervalMinutes);
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expression = DefaultIntervalMinutes.ToString();
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}
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try
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{
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var scheduler = await _schedulerFactory.GetScheduler();
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// 1. 注册独立的 JobListener（核心：注入配置和服务）
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await RegisterJobListener(scheduler);
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// 2. 移除所有已存在的任务（避免重复调度）
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await RemoveAllExistingJobs(scheduler);
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// 3. 只启动第一个任务（collect），后续任务由 Listener 自动触发
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var firstJobConfigKey = "collect";
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var startSuccess = await StartJobAsync(firstJobConfigKey, expression);
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if (startSuccess)
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{
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Log.Debug($"任务开始执行：collect → favorite → followed → follow_user-->每{expression}分钟执行一次...");
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}
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else
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{
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Log.Error($"任务执行失败（任务 {firstJobConfigKey} 启动失败）");
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}
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//启动follow_user--这个与其他几个任务没有依赖关系，所以单独启动
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await StartJobAsync("follow_user", expression);
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return startSuccess;
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}
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catch (Exception ex)
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{
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Log.Error(ex, "【任务服务】初始化任务链条异常");
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return false;
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}
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}
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/// <summary>
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/// 启动关注同步任务（单次执行）
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/// </summary>
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public async Task<bool> StartFollowJobOnceAsync()
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{
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return await StartOneTimeJobAsync("follow_user_once");
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}
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/// <summary>
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/// 注册独立的 JobListener（核心步骤）
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/// </summary>
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private async Task RegisterJobListener(IScheduler scheduler)
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{
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// 创建独立的 Listener 实例，注入依赖（任务配置、依赖关系、当前服务）
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var dependencyListener = new DouyinJobDependencyListener(
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JobConfigs, // 任务配置
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JobDependency, // 依赖顺序
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this // 任务服务（用于触发下一个任务）
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);
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// 注册 Listener：仅监听 DefaultJobGroup 分组的任务（精准匹配，避免影响其他任务）
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scheduler.ListenerManager.AddJobListener(
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dependencyListener,
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GroupMatcher<JobKey>.GroupEquals(DefaultJobGroup)
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);
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Log.Information("【任务服务】JobListener 注册成功：{ListenerName}", dependencyListener.Name);
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}
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/// <summary>
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/// 移除所有已存在的任务（避免重复调度）
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/// </summary>
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private async Task RemoveAllExistingJobs(IScheduler scheduler)
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{
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var jobKeys = JobConfigs.Values.Select(config => new JobKey(config.JobKey, DefaultJobGroup)).ToList();
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foreach (var jobKey in jobKeys)
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{
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if (await scheduler.CheckExists(jobKey))
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{
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Log.Information("【任务服务】移除已存在的任务: {JobKey}", jobKey);
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await scheduler.DeleteJob(jobKey);
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}
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}
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}
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/// <summary>
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/// 启动指定定时任务（public 修饰，供 Listener 调用）
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/// </summary>
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/// <param name="configKey">任务配置Key（如：collect、favorite）</param>
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/// <param name="expression">定时表达式（依赖触发时传空）</param>
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/// <param name="isDependencyTrigger">是否为依赖触发（true=立即执行，false=定时执行）</param>
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/// <returns>是否启动成功</returns>
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public async Task<bool> StartJobAsync(string configKey, string expression, bool isDependencyTrigger = false)
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{
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if (!JobConfigs.TryGetValue(configKey, out var jobConfig))
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{
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Log.Error("【任务服务】找不到任务配置: {ConfigKey}", configKey);
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return false;
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}
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try
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{
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var scheduler = await _schedulerFactory.GetScheduler();
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var jobKey = new JobKey(jobConfig.JobKey, DefaultJobGroup);
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// 触发器Key：区分「定时触发」和「依赖触发」，避免冲突
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var triggerKey = new TriggerKey(
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$"{jobConfig.TriggerKey}_{(isDependencyTrigger ? "dependency" : "main")}",
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DefaultJobGroup
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);
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// 移除已存在的任务（防止重复执行）
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await RemoveExistingJobAsync(scheduler, jobKey);
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// 创建任务详情（添加禁止并发执行特性，避免顺序混乱）
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var jobDetail = JobBuilder.Create(jobConfig.JobType)
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.WithIdentity(jobKey)
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.WithDescription(jobConfig.Description)
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.DisallowConcurrentExecution() // 关键：禁止同一任务并发执行
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.Build();
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// 创建立触发器
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ITrigger trigger = isDependencyTrigger
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? CreateDependencyTrigger(triggerKey, jobConfig.Description) // 依赖触发：立即执行
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: CreateScheduledTrigger(triggerKey, expression, jobConfig.Description); // 定时触发：按表达式执行
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// 调度任务
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await scheduler.ScheduleJob(jobDetail, trigger);
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Log.Information("【任务服务】启动任务成功 - 任务描述: {JobDescription}, 触发类型: {TriggerType}, 表达式: {Expression}",
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jobConfig.Description,
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isDependencyTrigger ? "依赖触发（立即执行）" : "定时触发",
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isDependencyTrigger ? "无" : expression);
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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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Log.Error(ex, "【任务服务】启动任务失败 - 任务描述: {JobDescription}", jobConfig.Description);
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return false;
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}
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}
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/// <summary>
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/// 启动单次执行任务（保持原有逻辑不变）
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/// </summary>
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private async Task<bool> StartOneTimeJobAsync(string configKey)
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{
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if (!JobConfigs.TryGetValue(configKey, out var jobConfig))
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{
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Log.Error("【任务服务】找不到任务配置: {ConfigKey}", configKey);
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return false;
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}
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try
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{
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var scheduler = await _schedulerFactory.GetScheduler();
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var jobKey = new JobKey(jobConfig.JobKey, DefaultJobGroup);
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var triggerKey = new TriggerKey(jobConfig.TriggerKey, DefaultJobGroup);
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await RemoveExistingJobAsync(scheduler, jobKey);
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var jobDetail = JobBuilder.Create(jobConfig.JobType)
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.WithIdentity(jobKey)
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.WithDescription(jobConfig.Description)
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.DisallowConcurrentExecution()
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.Build();
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var trigger = TriggerBuilder.Create()
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.WithIdentity(triggerKey)
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.WithDescription($"{jobConfig.Description} - 单次执行")
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.StartNow()
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.Build();
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await scheduler.ScheduleJob(jobDetail, trigger);
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Log.Information("【任务服务】启动单次任务成功 - 任务描述: {JobDescription}", jobConfig.Description);
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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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Log.Error(ex, "【任务服务】启动单次任务失败 - 任务描述: {JobDescription}", jobConfig.Description);
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return false;
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}
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}
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/// <summary>
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/// 创建「定时触发器」（按表达式执行，仅第一个任务使用）
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/// </summary>
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private ITrigger CreateScheduledTrigger(TriggerKey triggerKey, string expression, string jobDescription)
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{
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// Cron表达式格式
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if (CronExpression.IsValidExpression(expression))
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{
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return TriggerBuilder.Create()
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.WithIdentity(triggerKey)
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.WithDescription($"{jobDescription} - Cron调度")
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.WithCronSchedule(expression)
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.StartAt(DateTime.Now.AddSeconds(DefaultCronStartDelaySeconds))
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.Build();
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}
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// 数字间隔格式（分钟）
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if (int.TryParse(expression, out int intervalMinutes))
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{
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intervalMinutes = Math.Max(1, intervalMinutes); // 最小间隔1分钟
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return TriggerBuilder.Create()
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.WithIdentity(triggerKey)
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.WithDescription($"{jobDescription} - 间隔{intervalMinutes}分钟调度")
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.StartAt(DateTime.Now.AddSeconds(DefaultSimpleStartDelaySeconds))
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.WithSimpleSchedule(x => x
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.WithIntervalInMinutes(intervalMinutes)
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.RepeatForever())
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.Build();
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}
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// 无效表达式，使用默认配置
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Log.Warning("【任务服务】无效的任务表达式: {Expression}，使用默认间隔{DefaultMinutes}分钟",
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expression, DefaultIntervalMinutes);
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return TriggerBuilder.Create()
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.WithIdentity(triggerKey)
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.WithDescription($"{jobDescription} - 默认间隔调度")
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.StartAt(DateTime.Now.AddSeconds(DefaultSimpleStartDelaySeconds))
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.WithSimpleSchedule(x => x
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.WithIntervalInMinutes(DefaultIntervalMinutes)
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.RepeatForever())
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.Build();
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}
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/// <summary>
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/// 创建「依赖触发器」（立即执行，仅执行一次）
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/// </summary>
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private ITrigger CreateDependencyTrigger(TriggerKey triggerKey, string jobDescription)
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{
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return TriggerBuilder.Create()
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.WithIdentity(triggerKey)
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.WithDescription($"{jobDescription} - 依赖触发（立即执行）")
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.StartNow() // 立即触发
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.Build();
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}
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/// <summary>
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/// 移除已存在的任务（保持原有逻辑不变）
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/// </summary>
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private async Task RemoveExistingJobAsync(IScheduler scheduler, JobKey jobKey)
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{
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if (await scheduler.CheckExists(jobKey))
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{
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Log.Information("【任务服务】移除已存在的任务: {JobKey}", jobKey);
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await scheduler.DeleteJob(jobKey);
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}
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}
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}
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} |