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- namespace Admin.NET.Plugin.ApprovalFlow.Service;
- /// <summary>
- /// 业务流程回调处理器接口
- /// 每种 BizType 实现一个 Handler,注册到 DI 容器
- /// </summary>
- public interface IFlowBizHandler
- {
- /// <summary>
- /// 业务类型编码(与流程定义的 BizType 匹配)
- /// </summary>
- string BizType { get; }
- /// <summary>
- /// 流程发起后回调(可选:更新业务表状态为"审批中")
- /// </summary>
- Task OnFlowStarted(long bizId, long instanceId) => Task.CompletedTask;
- /// <summary>
- /// 流程结束后回调(必须:更新业务表最终状态)
- /// </summary>
- /// <param name="bizId">业务实体 Id</param>
- /// <param name="instanceId">审批流实例 Id(P4-17 新增,便于业务侧留痕/关联)</param>
- /// <param name="finalStatus">流程最终状态(Approved / Rejected / Cancelled / Terminated)</param>
- /// <param name="lastApproverId">
- /// 最后一位审批人 UserId(P4-17 新增)。
- /// Approved → 最后一个同意节点的操作人;
- /// Rejected → 驳回人(人工驳回)或 null(系统超时自动拒绝);
- /// Cancelled → null(系统/发起人撤回);
- /// Terminated → null。
- /// </param>
- Task OnFlowCompleted(long bizId, long instanceId, FlowInstanceStatusEnum finalStatus, long? lastApproverId);
- /// <summary>
- /// 单个节点审批完成回调(可选:按节点推进业务进度)
- /// </summary>
- /// <param name="bizId">业务实体 Id</param>
- /// <param name="instanceId">审批流实例 Id(P4-17 新增)</param>
- /// <param name="nodeId">节点 Id</param>
- /// <param name="nodeName">节点名称</param>
- /// <param name="approverUserId">
- /// 该节点最后一位审批人 UserId(P4-17 新增,系统自动动作时为 null)
- /// </param>
- Task OnNodeCompleted(long bizId, long instanceId, string nodeId, string nodeName, long? approverUserId) => Task.CompletedTask;
- /// <summary>
- /// 获取业务数据用于网关条件表达式求值(可选)
- /// 返回 key-value 字典,key 对应条件表达式中的变量名
- /// 例如: { "amount": 50000, "urgent": 1, "customLevel": 3 }
- /// </summary>
- Task<Dictionary<string, object>> GetBizData(long bizId) => Task.FromResult(new Dictionary<string, object>());
- }
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