using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Furion.Schedule;
using Furion.TimeCrontab;
using Yi.Framework.Infrastructure.Ddd.Dtos;
using Yi.Framework.Infrastructure.Ddd.Services;
using Yi.Furion.Application.Rbac.Job;
using Yi.Furion.Core.Rbac.Dtos.Task;

namespace Yi.Furion.Application.Rbac.Services.Impl
{
    public class TaskService : ApplicationService, ITaskService, IDynamicApiController, ITransient
    {
        private readonly ISchedulerFactory _schedulerFactory;
        public TaskService(ISchedulerFactory schedulerFactory)
        {
            _schedulerFactory = schedulerFactory;
        }
        /// <summary>
        /// 单查job
        /// </summary>
        /// <param name="jobId"></param>
        /// <returns></returns>
        public SchedulerModel GetById(string jobId)
        {
            var result = _schedulerFactory.TryGetJob(jobId, out var scheduler);
            return scheduler.GetModel();
        }

        /// <summary>
        /// 多询job
        /// </summary>
        /// <returns></returns>
        public PagedResultDto<SchedulerModel> GetList([FromQuery]TaskGetListInput input)
        {
            var data = _schedulerFactory.GetJobsOfModels().Skip(input.PageNum * input.PageSize).Take(input.PageSize).OrderByDescending(x => x.JobDetail.UpdatedTime).ToList();
            return new PagedResultDto<SchedulerModel>(data.Count(), data);
        }

        /// <summary>
        /// 创建job
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public ScheduleResult Create(TaskCreateInput input)
        {


            //jobBuilder
            var jobBuilder = JobBuilder.Create(input.AssemblyName, input.JobTypeFullName).SetJobId(input.JobId).SetGroupName(input.GroupName);
                //.SetConcurrent(input.Concurrent).SetDescription(input.Description).SetProperties(Newtonsoft.Json.JsonConvert.SerializeObject(input.Properties));

            //triggerBuilder
            //毫秒
            TriggerBuilder triggerBuilder = null;
            switch (input.Type)
            {
                case Core.Rbac.Enums.JobTypeEnum.Cron:
                    triggerBuilder = Triggers.Cron(input.Cron, CronStringFormat.WithSeconds);
                    break;
                case Core.Rbac.Enums.JobTypeEnum.Millisecond:
                    triggerBuilder = Triggers.Period(input.Millisecond);
                    break;
            }

            //作业计划,单个jobBuilder与多个triggerBuilder组合
            var schedulerBuilder = SchedulerBuilder.Create(jobBuilder, triggerBuilder);


            //调度中心工厂，使用作业计划管理job,返回调度中心单个
            var result = _schedulerFactory.TryAddJob(schedulerBuilder, out var scheduler);

            return result;
        }

        /// <summary>
        /// 移除job
        /// </summary>
        /// <param name="jobId"></param>
        /// <returns></returns>
        public ScheduleResult Remove(string jobId)
        {
            var res = _schedulerFactory.TryRemoveJob(jobId, out var scheduler);
            return res;
        }

        /// <summary>
        /// 暂停job
        /// </summary>
        /// <param name="jobId"></param>
        /// <returns></returns>
        public ScheduleResult Pause(string jobId)
        {
            var res = _schedulerFactory.TryGetJob(jobId, out var scheduler);

            scheduler.Pause();
            return res;
        }

        /// <summary>
        /// 开始job
        /// </summary>
        /// <param name="jobId"></param>
        /// <returns></returns>
        public ScheduleResult Start(string jobId)
        {
            var res = _schedulerFactory.TryGetJob(jobId, out var scheduler);
            scheduler.Start();
            return res;
        }

        /// <summary>
        /// 更新job
        /// </summary>
        /// <param name="jobId"></param>
        /// <param name="input"></param>
        /// <returns></returns>
        public ScheduleResult Update(string jobId,TaskUpdateInput input)
        {
            //jobBuilder
            var jobBuilder = JobBuilder.Create(input.AssemblyName, input.JobTypeFullName).SetJobId(jobId).SetGroupName(input.GroupName)
                .SetConcurrent(input.Concurrent).SetDescription(input.Description).SetProperties(Newtonsoft.Json.JsonConvert.SerializeObject(input.Properties));

            //triggerBuilder
            //毫秒
            TriggerBuilder triggerBuilder = null;
            switch (input.Type)
            {
                case Core.Rbac.Enums.JobTypeEnum.Cron:
                    triggerBuilder = Triggers.Cron(input.Cron, CronStringFormat.WithSeconds);
                    break;
                case Core.Rbac.Enums.JobTypeEnum.Millisecond:
                    triggerBuilder = Triggers.Period(input.Millisecond);
                    break;
            }

            //作业计划,单个jobBuilder与多个triggerBuilder组合
            var schedulerBuilder = SchedulerBuilder.Create(jobBuilder, triggerBuilder);


            var result = _schedulerFactory.TryUpdateJob(schedulerBuilder, out var scheduler);
            return result;
        }
    }
}