feat:执行过程编排新建分支单节点删除和整个分支节点删除

frontend/src/stores/modules/selection.ts

@@ -134,9 +134,11 @@ export const useSelectionStore = defineStore('selection', () => {
       nodes: Node[]
       edges: Edge[]
       tasks: IRawStepTask[]
+      id?: string // 允许传入自定义 id
     },
   ): string {
-    const branchId = `task-process-branch-${uuidv4()}`
+    const branchId = data.id || `task-process-branch-${uuidv4()}`
+    console.log('[store.addTaskProcessBranch] 生成的 branchId:', branchId, '传入的 id:', data.id)
     const agentGroupKey = getAgentGroupKey(agents)
 
     const newBranch: IBranchData = {
@@ -225,6 +227,61 @@ export const useSelectionStore = defineStore('selection', () => {
     return false
   }
 
+  /**
+   * 精准删除分支中的单个节点
+   * @param taskStepId 任务步骤 ID
+   * @param agents Agent 列表
+   * @param branchId 分支 ID
+   * @param nodeId 要删除的节点 ID
+   * @param incomingEdges 入边（用于更新 edges）
+   * @param outgoingEdges 出边（用于更新 edges）
+   * @param newEdges 新创建的边（用于重新连接）
+   * @returns 是否删除成功
+   */
+  function removeNodeFromBranch(
+    taskStepId: string,
+    agents: string[],
+    branchId: string,
+    nodeId: string,
+    incomingEdges: any[] = [],
+    outgoingEdges: any[] = [],
+    newEdges: any[] = [],
+  ): boolean {
+    const agentGroupKey = getAgentGroupKey(agents)
+    const branches = taskProcessBranchesMap.value.get(taskStepId)?.get(agentGroupKey)
+    if (!branches) return false
+
+    const branchIndex = branches.findIndex((branch) => branch.id === branchId)
+    if (branchIndex === -1) return false
+
+    const branch = branches[branchIndex]
+    if (!branch || !branch.nodes || !branch.tasks) return false
+
+    // 找到节点在分支中的索引
+    const nodeIndex = branch.nodes.findIndex((n: any) => n.id === nodeId)
+    if (nodeIndex === -1) return false
+
+    // 精准删除：只删除对应索引的节点和任务
+    branch.nodes.splice(nodeIndex, 1)
+    branch.tasks.splice(nodeIndex, 1)
+
+    // 更新 edges：移除相关边，添加新边
+    if (incomingEdges.length > 0 || outgoingEdges.length > 0) {
+      const relatedEdgeIds = [
+        ...incomingEdges.map((e: any) => e.id),
+        ...outgoingEdges.map((e: any) => e.id),
+      ]
+      // 过滤掉相关的旧边
+      branch.edges = (branch.edges || []).filter((e: any) => !relatedEdgeIds.includes(e.id))
+      // 添加新边
+      if (newEdges.length > 0) {
+        branch.edges.push(...newEdges)
+      }
+    }
+
+    return true
+  }
+
   /**
    * 清除指定任务步骤和 agent 组合的所有分支
    * @param taskStepId 任务步骤 ID
@@ -330,6 +387,29 @@ export const useSelectionStore = defineStore('selection', () => {
     return result
   }
 
+  /**
+   * 从数据库删除指定节点
+   * @param TaskID 大任务ID（数据库主键）
+   * @param stepId 小任务ID
+   * @param branchId 分支ID
+   * @param nodeId 要删除的节点ID
+   * @returns Promise<boolean> 是否删除成功
+   */
+  async function deleteTaskProcessNodeFromDB(
+    TaskID: string,
+    stepId: string,
+    branchId: string,
+    nodeId: string,
+    edges: any[] = [],
+  ): Promise<boolean> {
+    // 导入 api（避免循环导入问题）
+    const { default: api } = await import('@/api')
+
+    const result = await api.deleteTaskProcessNode(TaskID, stepId, branchId, nodeId, edges)
+
+    return result
+  }
+
   /**
    * 从数据库恢复任务过程分支数据
    * @param dbBranches 从数据库读取的任务过程分支数据
@@ -672,6 +752,7 @@ export const useSelectionStore = defineStore('selection', () => {
     getAllTaskProcessBranches,
     getTaskProcessBranchesByParent,
     removeTaskProcessBranch,
+    removeNodeFromBranch,
     clearTaskProcessBranches,
 
     // ==================== 任务过程分支生效状态管理方法 ====================
@@ -697,6 +778,7 @@ export const useSelectionStore = defineStore('selection', () => {
     restoreAgentCombinationsFromDB,
     saveTaskProcessBranchesToDB,
     deleteTaskProcessBranchFromDB,
+    deleteTaskProcessNodeFromDB,
     restoreTaskProcessBranchesFromDB,
   }
 })