/// <summary>
/// 创建并行节点
/// </summary>
/// <param name="setting"></param>
/// <param name="displayName"></param>
/// <param name="completionScript"></param>
/// <param name="branchs"></param>
/// <returns></returns>
public static CustomParallel CreateCustomParallel(ActivitySetting setting
, string displayName
, string completionScript
, params Custom[] branchs)
{
var first = setting.FlowNodeIndex == Default_FlowNodeIndex;
var p = first ? new CustomParallel() : new CustomParallel(setting.FlowNodeIndex);
if (first)
{
p.OnFlowNodeIndex = o => setting.SetFlowNodeIndex(o);
}
p.DisplayName = displayName;
if (branchs != null)
{
branchs.ToList().ForEach(o => p.Branches.Add(o));
}
//HACK:【重要】并行节点完成脚本执行设置CompletionCondition
if (!string.IsNullOrEmpty(completionScript))
{
p.CompletionCondition = new LambdaValue <bool>(o =>
o.Resolve <IScriptParser>().EvaluateRule(completionScript, o.GetExtension <DataFieldExtension>()));
}
return(p);
}
/// <summary>
/// 创建SubProcess子流程节点
/// </summary>
/// <param name="setting"></param>
/// <param name="displayName"></param>
/// <param name="serverScript">节点执行内容脚本</param>
/// <param name="finishRule">节点完成规则</param>
/// <param name="serverScriptResultTo">执行内容的结果输出到指定变量</param>
/// <param name="serverResultTo">节点执行结果输出到变量</param>
/// <param name="nexts"></param>
/// <param name="defaultFlowNode"></param>
/// <returns></returns>
public static FlowStep CreateSubProcess(ActivitySetting setting
, string displayName
, IDictionary <string, string> finishRule
, Variable <string> resultTo
, IDictionary <string, FlowNode> nexts
, FlowNode defaultFlowNode)
{
var server = CreateSubProcess(setting, displayName, finishRule, resultTo);
var step = new FlowStep();
step.Action = server;
if (nexts == null && defaultFlowNode == null)
{
return(step);
}
//设置finish cases
var flowSwitch = new FlowSwitch <string>(o => resultTo.Get(o));
if (defaultFlowNode != null)
{
flowSwitch.Default = defaultFlowNode;
}
if (nexts != null)
{
nexts.ToList().ForEach(o => flowSwitch.Cases.Add(o.Key, o.Value));
}
step.Next = flowSwitch;
return(step);
}
/// <summary>
/// 创建人工节点
/// </summary>
/// <param name="setting"></param>
/// <param name="displayName"></param>
/// <param name="actioner"></param>
/// <param name="humanResultTo"></param>
/// <param name="nexts"></param>
/// <param name="defaultFlowNode"></param>
/// <returns></returns>
public static FlowStep CreateHuman(ActivitySetting setting
, string displayName
, IActionersHelper actioner//Activity<string[]> actioner
, Variable <string> humanResultTo
, IDictionary <string, FlowNode> nexts
, FlowNode defaultFlowNode)
{
var human = CreateHuman(setting, displayName, actioner, humanResultTo);
var step = new FlowStep();
step.Action = human;
if (nexts == null && defaultFlowNode == null)
{
return(step);
}
//设置finish cases
//HACK:在进入switch之前就已经计算出任务结果
var flowSwitch = new FlowSwitch <string>(o => humanResultTo.Get(o));
if (defaultFlowNode != null)
{
flowSwitch.Default = defaultFlowNode;
}
if (nexts != null)
{
nexts.ToList().ForEach(o => flowSwitch.Cases.Add(o.Key, o.Value));
}
step.Next = flowSwitch;
return(step);
}
/// <summary>
/// 创建并行节点
/// </summary>
/// <param name="setting"></param>
/// <param name="displayName"></param>
/// <param name="completionScript"></param>
/// <param name="next"></param>
/// <param name="branchs"></param>
/// <returns></returns>
public static FlowStep CreateParallel(ActivitySetting setting
, string displayName
, string completionScript
, FlowNode next
, params Custom[] branchs)
{
return(new FlowStep()
{
Action = CreateCustomParallel(setting, displayName, completionScript, branchs), Next = next
});
}
/// <summary>
/// 创建人工节点
/// </summary>
/// <param name="setting"></param>
/// <param name="displayName"></param>
/// <param name="actioner"></param>
/// <param name="humanResultTo"></param>
/// <param name="nexts"></param>
/// <returns></returns>
public static FlowStep CreateHuman(ActivitySetting setting
, string displayName
, Expression <Func <ActivityContext, string[]> > actioner
, Variable <string> humanResultTo
, IDictionary <string, FlowNode> nexts
, FlowNode defaultFlowNode)
{
return(null);
//return CreateHuman(setting
// , displayName
// , new Taobao.Activities.Expressions.LambdaValue<string[]>(actioner)
// , humanResultTo
// , nexts
// , defaultFlowNode);
}
/// <summary>
/// 创建人工节点
/// </summary>
/// <param name="setting"></param>
/// <param name="displayName"></param>
/// <param name="actioner"></param>
/// <param name="humanResultTo"></param>
/// <returns></returns>
public static Human CreateHuman(ActivitySetting setting
, string displayName
, IActionersHelper actioner//Activity<string[]> actioner
, Variable <string> humanResultTo)
{
//HACK:实现类似于K2的client event
var first = setting.FlowNodeIndex == Default_FlowNodeIndex;
var human = first
? new Human(actioner)
: new Human(setting.FlowNodeIndex, actioner);
if (first)
{
human.OnFlowNodeIndex = o => setting.SetFlowNodeIndex(o);
}
human.DisplayName = displayName;
if (humanResultTo != null)
{
human.Result = new OutArgument <string>(humanResultTo);
}
return(human);
}
/// <summary>
/// 创建SubProcess子流程节点
/// </summary>
/// <param name="setting"></param>
/// <param name="displayName"></param>
/// <param name="finishRule">节点完成规则</param>
/// <param name="resultTo">节点执行结果输出到变量</param>
/// <returns></returns>
public static SubProcess CreateSubProcess(ActivitySetting setting
, string displayName
, IDictionary <string, string> finishRule
, Variable <string> resultTo)
{
var first = setting.FlowNodeIndex == Default_FlowNodeIndex;
var sub = first ? new SubProcess() : new SubProcess(setting.FlowNodeIndex);
if (first)
{
sub.OnFlowNodeIndex = o => setting.SetFlowNodeIndex(o);
}
sub.DisplayName = displayName;
sub.FinishRule = finishRule;
//设置节点执行结果输出到变量
if (resultTo != null)
{
sub.Result = new OutArgument <string>(resultTo);
}
return(sub);
}
/// <summary>
/// 创建Server节点
/// </summary>
/// <param name="setting"></param>
/// <param name="displayName"></param>
/// <param name="serverScript"></param>
/// <param name="finishRule"></param>
/// <param name="serverScriptResultTo"></param>
/// <param name="serverResultTo"></param>
/// <returns></returns>
public static Server CreateServer(ActivitySetting setting
, string displayName
, string serverScript
, IDictionary <string, string> finishRule
, Variable <string> serverScriptResultTo
, Variable <string> serverResultTo)
{
//HACK:实现类似于K2的server event
var first = setting.FlowNodeIndex == Default_FlowNodeIndex;
var server = first ? new Server() : new Server(setting.FlowNodeIndex);
if (first)
{
server.OnFlowNodeIndex = o => setting.SetFlowNodeIndex(o);
}
server.DisplayName = displayName;
server.Script = new InArgument <string>(serverScript);
server.FinishRule = finishRule;
//设置脚本执行结果输出到变量
if (serverScriptResultTo != null)
{
server.SetScriptResultTo(serverScriptResultTo);
}
if (serverScriptResultTo != null && string.IsNullOrEmpty(serverScriptResultTo.Name))
{
throw new InvalidOperationException("serverScriptResultTo必须是命名变量");
}
//设置节点执行结果输出到变量
if (serverResultTo != null)
{
server.Result = new OutArgument <string>(serverResultTo);
}
return(server);
}
