mirror of
https://gitee.com/dromara/mayfly-go
synced 2025-11-02 23:40:24 +08:00
132 lines
3.9 KiB
Go
132 lines
3.9 KiB
Go
package application
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import (
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"context"
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"mayfly-go/internal/flow/domain/entity"
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"mayfly-go/internal/flow/imsg"
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"mayfly-go/internal/flow/infra/persistence"
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msgdto "mayfly-go/internal/msg/application/dto"
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"mayfly-go/internal/pkg/event"
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"mayfly-go/pkg/errorx"
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"mayfly-go/pkg/global"
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"strings"
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"github.com/spf13/cast"
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)
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/******************* 用户任务节点 *******************/
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const (
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FlowNodeTypeUserTask entity.FlowNodeType = "usertask" // 用户任务
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NrOfCompleted = "nrOfCompleted" // number of completed
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NrOfAll = "nrOfAll" // 总候选人处理数
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)
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// UserTaskNode 用户任务节点
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type UserTaskNode struct {
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entity.FlowNode
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CompletionCondition string `json:"completionCondition" form:"completionCondition"` // 完成条件，如会签{{.nrOfAll == .nrOfCompleted}}
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Candidates []string `json:"candidates" form:"candidates"` // 节点处理候选人
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}
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// ToUserTaskNode 将标准节点转换成用户任务节点(方便取值)
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func ToUserTaskNode(node *entity.FlowNode) *UserTaskNode {
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return &UserTaskNode{
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FlowNode: *node,
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CompletionCondition: node.GetExtraString("completionCondition"),
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Candidates: node.GetExtraStringSlice("candidates"),
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}
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}
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type FlowNodeUserTaskApprovalMode string
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// UserTaskNodeBehavior 用户任务节点行为处理器
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type UserTaskNodeBehavior struct {
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DefaultNodeBehavior
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}
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var _ NodeBehavior = (*UserTaskNodeBehavior)(nil)
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func (h *UserTaskNodeBehavior) GetType() entity.FlowNodeType {
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return FlowNodeTypeUserTask
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}
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func (h *UserTaskNodeBehavior) Validate(ctx context.Context, flowDef *entity.FlowDef, node *entity.FlowNode) error {
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usertaskNode := ToUserTaskNode(node)
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if len(usertaskNode.Candidates) == 0 {
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return errorx.NewBizI(ctx, imsg.ErrUserTaskNodeCandidateNotEmpty, "name", node.Name)
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}
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return nil
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}
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func (u *UserTaskNodeBehavior) Execute(ctx *ExecutionCtx) error {
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flowNode := ctx.GetFlowNode()
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usertaskNode := ToUserTaskNode(flowNode)
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candidates := usertaskNode.Candidates
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if len(candidates) == 0 {
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return errorx.NewBiz("candidates cannot be empty")
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}
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taskApp := GetProcinstTaskApp()
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task := &entity.ProcinstTask{
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ProcinstId: ctx.GetProcinst().Id,
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ExecutionId: ctx.Execution.Id,
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NodeKey: flowNode.Key,
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NodeName: flowNode.Name,
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NodeType: flowNode.Type,
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Status: entity.ProcinstTaskStatusProcess,
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}
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// 赋值总的候选人审批数量，会签时需要该值
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task.Vars.Set(NrOfAll, len(candidates))
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procinst := ctx.GetProcinst()
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procinstId := procinst.Id
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// 创建审批任务与审批候选人
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return taskApp.Tx(ctx, func(c context.Context) error {
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if err := taskApp.Save(c, task); err != nil {
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return err
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}
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taskCandidates := make([]*entity.ProcinstTaskCandidate, 0, len(usertaskNode.Candidates))
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for _, candidate := range usertaskNode.Candidates {
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taskCandidates = append(taskCandidates, &entity.ProcinstTaskCandidate{
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ProcinstId: procinstId,
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TaskId: task.Id,
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Candidate: candidate,
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Status: entity.ProcinstTaskStatusProcess,
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})
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// 用户账号类型
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if !strings.Contains(candidate, ":") {
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params := map[string]any{
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"creator": procinst.Creator,
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"procdefName": procinst.ProcdefName,
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"bizKey": procinst.BizKey,
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"taskName": flowNode.Name,
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"procinstRemark": procinst.Remark,
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}
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// 发送通知消息
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global.EventBus.Publish(context.Background(), event.EventTopicBizMsgTmplSend, &msgdto.BizMsgTmplSend{
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BizType: FlowTaskNotifyBizKey,
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BizId: procinst.ProcdefId,
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Params: params,
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ReceiverIds: []uint64{cast.ToUint64(candidate)},
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})
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global.EventBus.Publish(context.Background(), event.EventTopicMsgTmplSend, &msgdto.MsgTmplSendEvent{
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TmplChannel: msgdto.MsgTmplFlowUserTaskTodo,
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Params: params,
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ReceiverIds: []uint64{cast.ToUint64(candidate)},
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})
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}
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}
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return persistence.GetProcinstTaskCandidateRepo().BatchInsert(c, taskCandidates)
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})
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}
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