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115 lines
2.8 KiB
Go
115 lines
2.8 KiB
Go
/*
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* Copyright 2025 CloudWeGo Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package open
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import (
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"context"
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"fmt"
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"net/url"
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"os"
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"os/exec"
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"runtime"
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"strings"
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"github.com/cloudwego/eino/components/tool"
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"github.com/cloudwego/eino/components/tool/utils"
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)
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type OpenFileToolImpl struct {
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config *OpenFileToolConfig
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}
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type OpenFileToolConfig struct {
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}
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func defaultOpenFileToolConfig(ctx context.Context) (*OpenFileToolConfig, error) {
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config := &OpenFileToolConfig{}
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return config, nil
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}
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func NewOpenFileTool(ctx context.Context, config *OpenFileToolConfig) (tn tool.BaseTool, err error) {
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if config == nil {
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config, err = defaultOpenFileToolConfig(ctx)
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if err != nil {
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return nil, err
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}
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}
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t := &OpenFileToolImpl{config: config}
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tn, err = t.ToEinoTool()
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if err != nil {
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return nil, err
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}
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return tn, nil
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}
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func (of *OpenFileToolImpl) ToEinoTool() (tool.InvokableTool, error) {
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return utils.InferTool("open", "open a file/dir/web url in the system by default application", of.Invoke)
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}
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func (of *OpenFileToolImpl) Invoke(ctx context.Context, req OpenReq) (res OpenRes, err error) {
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if req.URI == "" {
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res.Message = "uri is required"
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return res, nil
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}
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// if is file or dir, check if exists
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if isFilePath(req.URI) {
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req.URI = strings.TrimPrefix(req.URI, "file:///")
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if _, err := os.Stat(req.URI); err != nil {
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res.Message = fmt.Sprintf("file not exists: %s", req.URI)
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return res, nil
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}
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}
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err = openURI(req.URI)
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if err != nil {
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res.Message = fmt.Sprintf("failed to open %s: %s", req.URI, err.Error())
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return res, nil
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}
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res.Message = fmt.Sprintf("success, open %s", req.URI)
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return res, nil
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}
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type OpenReq struct {
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URI string `json:"uri" jsonschema:"description=The uri of the file/dir/web url to open"`
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}
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type OpenRes struct {
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Message string `json:"message" jsonschema:"description=The message of the operation"`
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}
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func openURI(uri string) error {
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var cmd *exec.Cmd
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switch runtime.GOOS {
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case "windows":
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cmd = exec.Command("rundll32", "url.dll,FileProtocolHandler", uri)
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case "darwin":
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cmd = exec.Command("open", uri)
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case "linux":
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cmd = exec.Command("xdg-open", uri)
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default:
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return fmt.Errorf("Unsupported Platform")
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}
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return cmd.Run()
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}
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func isFilePath(path string) bool {
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s, err := url.Parse(path)
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return err == nil && s.Scheme == "file" && s.Path != ""
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}
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