99 lines
3.8 KiB
C#
99 lines
3.8 KiB
C#
using BotSharp.Abstraction.Infrastructures.Enums;
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using BotSharp.Abstraction.Routing.Settings;
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namespace BotSharp.Core.Routing.Handlers;
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public class RouteToAgentRoutingHandler : RoutingHandlerBase, IRoutingHandler
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{
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public string Name => "route_to_agent";
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public string Description => "Route request to appropriate virtual agent.";
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public List<ParameterPropertyDef> Parameters => new List<ParameterPropertyDef>
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{
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new ParameterPropertyDef("next_action_reason",
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"the reason why route to this virtual agent",
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required: true),
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new ParameterPropertyDef("next_action_agent",
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"agent for next action based on user latest response, if user is replying last agent's question, you must route to this agent",
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required: true),
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new ParameterPropertyDef("user_goal_description",
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"user goal based on user initial task.",
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required: true),
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new ParameterPropertyDef("user_goal_agent",
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"agent who can acheive user initial task, must align with user_goal_description.",
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required: true),
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new ParameterPropertyDef("args",
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"useful parameters of next action agent, format: { }",
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type: "object"),
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new ParameterPropertyDef("is_new_task",
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"whether the user is requesting a new task that is different from the previous topic.",
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type: "boolean"),
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new ParameterPropertyDef("user_message_in_english",
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"Translate user message from non-English to English"),
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new ParameterPropertyDef("language",
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"User prefered language, considering the whole conversation. Language could be English, Spanish or Chinese.",
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required: true),
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};
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public RouteToAgentRoutingHandler(IServiceProvider services, ILogger<RouteToAgentRoutingHandler> logger, RoutingSettings settings)
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: base(services, logger, settings)
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{
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}
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public async Task<bool> Handle(IRoutingService routing, FunctionCallFromLlm inst, RoleDialogModel message)
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{
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var states = _services.GetRequiredService<IConversationStateService>();
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var goalAgent = states.GetState(StateConst.EXPECTED_GOAL_AGENT);
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if (!string.IsNullOrEmpty(goalAgent) && inst.OriginalAgent != goalAgent)
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{
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inst.OriginalAgent = goalAgent;
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// Emit hook
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await HookEmitter.Emit<IRoutingHook>(_services, async hook =>
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await hook.OnRoutingInstructionRevised(inst, message)
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);
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}
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if (inst.IsNewTask)
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{
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await HookEmitter.Emit<IConversationHook>(_services, async hook =>
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await hook.OnNewTaskDetected(message, inst.NextActionReason)
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);
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}
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message.FunctionArgs = JsonSerializer.Serialize(inst);
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var ret = await routing.InvokeFunction(message.FunctionName, message);
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var agentId = routing.Context.GetCurrentAgentId();
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// Update next action agent's name
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var agentService = _services.GetRequiredService<IAgentService>();
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var agent = await agentService.LoadAgent(agentId);
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inst.AgentName = agent.Name;
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if (inst.ExecutingDirectly)
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{
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message.Content = inst.Question;
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}
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if (agent.Disabled)
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{
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var content = $"This agent ({agent.Name}) is disabled, please install the corresponding plugin ({agent.Plugin.Name}) to activate this agent.";
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message = RoleDialogModel.From(message,
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role: AgentRole.Assistant,
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content: content);
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_dialogs.Add(message);
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}
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else
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{
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ret = await routing.InvokeAgent(agentId, _dialogs);
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}
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var response = _dialogs.Last();
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inst.Response = response.Content;
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return true;
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}
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}
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