package workflow

import (
	"context"
	dao "dashoo.cn/micro/app/dao/workflow"
	model "dashoo.cn/micro/app/model/workflow"
	"dashoo.cn/micro/app/service"
	"dashoo.cn/opms_libary/myerrors"
	"dashoo.cn/opms_libary/plugin/dingtalk"
	"dashoo.cn/opms_libary/plugin/dingtalk/message"
	"dashoo.cn/opms_libary/plugin/dingtalk/workflow"
	"dashoo.cn/opms_libary/utils"
	"github.com/gogf/gf/frame/g"
	"github.com/gogf/gf/os/gtime"
	"github.com/gogf/gf/util/gconv"
	"time"
)

type workflowService struct {
	*service.ContextService

	Dao *dao.PlatWorkflowDao
}

func NewFlowService(ctx context.Context) (svc *workflowService, err error) {
	svc = new(workflowService)
	if svc.ContextService, err = svc.Init(ctx); err != nil {
		return nil, err
	}
	svc.Dao = dao.NewPlatWorkflowDao(svc.Tenant)
	return svc, nil
}

// GetProcessInstanceDetail 获取审批实例详情（钉钉接口）
func (s *workflowService) GetProcessInstanceDetail(instId string) (*workflow.QueryProcessInstanceResponse, error) {
	g.Log().Info("搜索值", instId)
	// 调用钉钉接口
	client := dingtalk.NewClient()
	w := client.GetWorkflow()
	resp, err := w.QueryProcessInstanceDetail(instId)
	if err != nil {
		return nil, err
	}
	return &resp, nil
}

// StartProcessInstance 发起一个新的审批流（钉钉接口，并回填到本地系统）
// OriginatorUserId = utils.String("当前用户的钉钉中的Id")
// ProcessCode = utils.String("每种审批对应固定的code")
// bizType：业务类型(10领用20项目创建30合同创建
// 详情参照文档：https://open.dingtalk.com/document/orgapp/create-an-approval-instance
func (s *workflowService) StartProcessInstance(bizCode, bizType string, flow *workflow.StartProcessInstanceRequest) (insertId int64, err error) {
	g.Log().Info("搜索值", flow)
	// 参数调整
	if flow.OriginatorUserId == nil {
		flow.OriginatorUserId = utils.String(s.GetCxtUserDingtalkUid())
	}
	if flow.DeptId == nil {
		flow.DeptId = utils.Int64(435711466)
	}
	// 调用钉钉接口
	client := dingtalk.NewClient()
	w := client.GetWorkflow()
	resp, err := w.StartProcessInstance(flow)
	if err != nil {
		return 0, err
	}

	return s.saveWorkflowInstance(bizCode, bizType, resp.InstanceId)
}

// RevokeProcessInstance 撤销审批实例（钉钉接口）
func (s *workflowService) RevokeProcessInstance(instId, remark string) (string, error) {
	g.Log().Info("搜索值instId, remark：", instId, remark)
	// 调用钉钉接口
	client := dingtalk.NewClient()
	w := client.GetWorkflow()
	resp, err := w.RevokeProcessInstance(instId, remark, s.GetCxtUserDingtalkUid())
	if err != nil {
		return "", err
	}
	return resp.InstanceId, nil
}

// 将审批实例同步到数据库中
func (s *workflowService) saveWorkflowInstance(bizCode, bizType, instanceId string) (insertId int64, err error) {
	now := gtime.Now()

	// 构造基础数据
	var instance model.PlatWorkflow
	instance.BizCode = bizCode
	instance.BizType = bizType
	instance.CurrentNode = "create"
	instance.CurrentNodeTime = now.Format("Y-m-d H:i:s")
	instance.ProcessInstId = instanceId
	// 填充创建信息
	service.SetCreatedInfo(&instance, s.GetCxtUserId(), s.GetCxtUserName())

	// 保存数据并返回
	return s.Dao.InsertAndGetId(instance)
}

// GetWorkflowInstance 获取实例（本地数据）
func (s *workflowService) GetWorkflowInstance(instanceId string) (*model.PlatWorkflow, error) {
	// 查询日程实例
	return s.Dao.Where("process_inst_id", instanceId).FindOne()
}

// Update 更新（本地数据）
func (s *workflowService) Update(instance *model.PlatWorkflow, msg *message.MixMessage) (err error) {
	// 保存实例
	instance.CurrentNode = msg.ProcessType
	instance.CurrentNodeTime = time.Unix(gconv.Int64(msg.FinishTime), 0).Format("2006-01-02 15:04:05")
	instance.ApprovalResult = msg.Result
	_, err = s.Dao.Save(instance)
	return
}

// GetList 任务信息列表（本地数据）
func (s *workflowService) GetList(req *model.SearchWorkflowReq) (total int, flowList []*model.PlatWorkflow, err error) {
	flowModel := s.Dao.M
	if req.BizCode != "" {
		flowModel = flowModel.Where("biz_code", req.BizCode)
	}
	if req.BizType != "" {
		flowModel = flowModel.Where("biz_type", req.BizType)
	}
	if req.MySelf != "0" {
		flowModel = flowModel.Where("created_by", s.GetCxtUserId())
	}

	total, err = flowModel.Count()
	if err != nil {
		g.Log().Error(err)
		err = myerrors.DbError("获取总行数失败。")
		return
	}

	err = flowModel.Page(req.GetPage()).Order("plat_task.created_time DESC").Scan(&flowList)
	return
}