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529b720eb6
Alternate between generating prompts via Github issues and parsing LLM responses until the user exits. Also slightly modify LLM response parsing to handle some unintentional text which is copied from ChatGPT's web UI for code blocks.
111 lines
2.9 KiB
Go
111 lines
2.9 KiB
Go
package llm
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import (
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"bytes"
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"html/template"
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"strings"
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)
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// File represents a file in a git repository.
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type File struct {
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Path string
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Contents string
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}
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// CodeChangeRequest contains all necessary information for generating a prompt for a LLM.
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type CodeChangeRequest struct {
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Files []File
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Subject string
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Body string
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IssueID string
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}
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// String is the string representation of a CodeChangeRequest. Functionally, it contains the LLM prompt.
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func (req CodeChangeRequest) String() string {
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prompt := req.MustGetPrompt()
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return "START OF PROMPT\n" + prompt + "\nEND OF PROMPT"
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}
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// MustGetPrompt only returns the prompt, but panics if the data in the request cannot populate the template.
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func (req CodeChangeRequest) MustGetPrompt() string {
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prompt, err := req.GetPrompt()
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if err != nil {
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panic(err)
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}
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return prompt
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}
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// GetPrompt converts the information in the request to a prompt for an LLM.
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func (req CodeChangeRequest) GetPrompt() (string, error) {
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tmpl, err := template.ParseFiles("./llm/code-change-request.tmpl")
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if err != nil {
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return "", err
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}
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var result bytes.Buffer
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err = tmpl.Execute(&result, req)
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if err != nil {
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return "", err
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}
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return result.String(), nil
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}
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// CodeChangeResponse contains data derived from an LLM response to a prompt generated via a CodeChangeRequest.
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type CodeChangeResponse struct {
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Files []File
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Notes string
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}
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// String is a string representation of CodeChangeResponse.
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func (res CodeChangeResponse) String() string {
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out := "Notes:\n"
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out += res.Notes + "\n\n"
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out += "Files:\n"
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for _, f := range res.Files {
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out += f.Path + ":\n```\n"
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out += f.Contents + "\n```\n"
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}
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return out
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}
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// ParseCodeChangeResponse parses the LLM's response to CodeChangeRequest (string) into a CodeChangeResponse.
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func ParseCodeChangeResponse(llmResponse string) CodeChangeResponse {
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sections := strings.Split(llmResponse, "Notes:")
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filesSection := sections[0]
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notes := strings.TrimSpace(sections[1])
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files := parseFiles(filesSection)
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return CodeChangeResponse{
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Files: files,
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Notes: notes,
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}
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}
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// parseFiles process the "files" subsection of the LLM's response. It is a helper for GetCodeChangeResponse.
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func parseFiles(filesSection string) []File {
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fileStringList := strings.Split(filesSection, "name:")
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// first item in the list is just gonna be "Files:"
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fileStringList = fileStringList[1:]
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fileList := make([]File, len(fileStringList))
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for i, f := range fileStringList {
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fileParts := strings.Split(f, "contents:")
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path := strings.TrimSpace(fileParts[0])
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// TODO currently, copy-pasting code from chatgpt also copies some additional text
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// the following separates this unintended section from the actual intended contents of the file
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contentParts := strings.Split(fileParts[1], "Copy code")
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contents := strings.TrimSpace(contentParts[1])
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fileList[i] = File{
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Path: path,
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Contents: contents,
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}
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}
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return fileList
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}
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