package ng_cws_client

import (
	"encoding/json"
	"fmt"
)

const (
	EventTypeNodeAgree  = iota + 1 // 节点同意事件
	EventTypeNodeReject            // 节点退回事件
	EventTypeRecall                // 撤回事件
	EventTypeOverTime              // 超时事件
	EventTypeNodeNotice            // 节点提醒事件

	EventTypeWorkflowAgree  //流程同意事件
	EventTypeWorkflowReject //流程退回事件

	EventTypeNodeEnter //节点进入事件

	EventTypeWorkflowRevoke //流程撤回事件
)

type (
	WorkflowEventDataProcess struct {
		DataProcess
		Event     int    `json:"event"`
		EventName string `json:"eventName"`
	}

	CloudEvent struct {
		SpecVersion     string `json:"specversion"`
		ID              string `json:"id"`
		Type            string `json:"type"`
		Source          string `json:"source"`
		DataContentType string `json:"datacontenttype"`
		Time            string `json:"time"`
		Data            []byte `json:"data"`
	}

	DataProcess struct {
		WorkflowID             string `json:"workflowId"`
		TenantID               string `json:"tenantId"`
		LaunchTime             string `json:"launchTime"`
		LaunchUserID           string `json:"launchUserId"`
		LaunchUserName         string `json:"launchUserName"`
		ApproveUserID          string `json:"approveUserID"`   // 审批人id
		ApproveUserName        string `json:"approveUserName"` // 审批人姓名
		BusinessEntityInstance string `json:"businessEntityInstance"`
		WorkflowContext        string `json:"workflowContext"`
		NodeContext            string `json:"nodeContext"`
	}
)

func (ce CloudEvent) GetDataProcess() (*WorkflowEventDataProcess, error) {
	dataProcess := new(WorkflowEventDataProcess)
	err := json.Unmarshal(ce.Data, dataProcess)
	if err != nil {
		fmt.Println("流程回调转化json失败：", err)
		return nil, err
	}
	return dataProcess, nil
}

func (dp *DataProcess) GenBusinessEntity(businessEntity any) error {
	err := json.Unmarshal([]byte(dp.BusinessEntityInstance), businessEntity)
	if err != nil {
		return err
	}
	return nil
}