74 lines
1.6 KiB
Go
74 lines
1.6 KiB
Go
package client
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import (
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"encoding/json"
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"errors"
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"log"
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"github.com/google/uuid"
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)
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type ToolHandlerInfo struct {
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UserId uuid.UUID
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ImageId uuid.UUID
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}
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type ToolHandler struct {
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Fn func(info ToolHandlerInfo, args string, call ToolCall) (string, error)
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}
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type ToolsHandlers struct {
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handlers *map[string]ToolHandler
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}
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func (handler ToolsHandlers) Handle(info ToolHandlerInfo, request *AgentRequestBody) error {
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agentMessage := request.Messages[len(request.Messages)-1]
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toolCall, ok := agentMessage.(AgentAssistantToolCall)
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if !ok {
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return errors.New("Latest message was not a tool call.")
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}
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fnName := toolCall.ToolCalls[0].Function.Name
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arguments := toolCall.ToolCalls[0].Function.Arguments
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fnHandler, exists := (*handler.handlers)[fnName]
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if !exists {
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return errors.New("Could not find tool with this name.")
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}
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log.Printf("Calling: %s\n", fnName)
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res, err := fnHandler.Fn(info, arguments, toolCall.ToolCalls[0])
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if err != nil {
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return err
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}
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log.Println(res)
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request.AddText(AgentTextMessage{
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Role: "tool",
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Name: fnName,
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Content: res,
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ToolCallId: toolCall.ToolCalls[0].Id,
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})
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return nil
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}
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func (handler ToolsHandlers) AddTool(name string, fn func(info ToolHandlerInfo, args string, call ToolCall) (any, error)) {
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(*handler.handlers)[name] = ToolHandler{
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Fn: func(info ToolHandlerInfo, args string, call ToolCall) (string, error) {
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res, err := fn(info, args, call)
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if err != nil {
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return "", err
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}
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marshalledRes, err := json.Marshal(res)
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if err != nil {
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return "", err
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}
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return string(marshalledRes), nil
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},
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}
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}
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