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output.go
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package main
import (
"fmt"
"os"
"strings"
"time"
"github.com/google/generative-ai-go/genai"
)
/*
printPromptResponseToTerminal prints prompt and response to ansi terminal.
*/
func printPromptResponseToTerminal() {
data, err := os.ReadFile(progConfig.AnsiPromptResponseFile)
if err != nil {
fmt.Printf("error [%v] at os.ReadFile()\n", err)
return
}
os.Stdout.Write(data)
}
/*
processPrompt processes (user input) prompt.
*/
func processPrompt(prompt string) {
var promptString strings.Builder
// text part of prompt
promptString.WriteString("***\n")
promptString.WriteString("**Prompt to Gemini:**\n")
promptString.WriteString("\n```plaintext\n")
promptString.WriteString(prompt)
promptString.WriteString("\n```\n")
promptString.WriteString("\n***\n")
// system instructions part of prompt
if progConfig.GeminiSystemInstruction != "" {
promptString.WriteString("**System Instruction to Gemini:**\n")
promptString.WriteString("\n```plaintext\n")
promptString.WriteString(progConfig.GeminiSystemInstruction)
promptString.WriteString("\n```\n")
promptString.WriteString("\n***\n")
}
// data part of prompt
if len(uploadedFiles) > 0 {
promptString.WriteString("**Data referenced by the Prompt:**\n")
promptString.WriteString("\n```plaintext\n")
for _, uploadedFile := range uploadedFiles {
if uploadedFile.State == genai.FileStateActive {
promptString.WriteString(fmt.Sprintf("%s (%s, %.1f KiB, %s)\n",
uploadedFile.DisplayName, uploadedFile.UpdateTime.Format("20060102-150405"),
float64(uploadedFile.SizeBytes)/1024.0, uploadedFile.MIMEType))
}
}
promptString.WriteString("```\n")
promptString.WriteString("\n***\n")
}
// write prompt to current markdown request/response file
err := os.WriteFile(progConfig.MarkdownPromptResponseFile, []byte(promptString.String()), 0666)
if err != nil {
fmt.Printf("error [%v] at os.WriteFile()\n", err)
return
}
// render prompt as ansi
ansiData := promptString.String()
if progConfig.AnsiRendering {
ansiData = renderMarkdown2Ansi(promptString.String())
}
// write prompt to current ansi request/response file
err = os.WriteFile(progConfig.AnsiPromptResponseFile, []byte(ansiData), 0666)
if err != nil {
fmt.Printf("error [%v] at os.WriteFile()\n", err)
return
}
// render prompt as html
htmlData := promptString.String()
if progConfig.HTMLRendering {
htmlData = renderMarkdown2HTML(promptString.String())
}
// write prompt to current html request/response file
err = os.WriteFile(progConfig.HTMLPromptResponseFile, []byte(htmlData), 0666)
if err != nil {
fmt.Printf("error [%v] at os.WriteFile()\n", err)
return
}
}
/*
processResponse processes response from AI model.
*/
func processResponse(resp *genai.GenerateContentResponse, err error) {
var responseString strings.Builder
if err == nil {
// print response candidate(s)
for i, candidate := range resp.Candidates {
if len(resp.Candidates) > 1 {
responseString.WriteString(fmt.Sprintf("**Response from Gemini (Candidate #%d):**\n\n", (i + 1)))
} else {
responseString.WriteString("**Response from Gemini:**\n\n")
}
if candidate.Content == nil {
responseString.WriteString("No content available in this candidate.\n")
continue
}
for j, part := range candidate.Content.Parts {
if len(candidate.Content.Parts) > 1 {
responseString.WriteString(fmt.Sprintf("\nPart #%d:\n", j+1))
}
switch p := part.(type) {
case genai.Text:
responseString.WriteString(fmt.Sprintf("%s\n", p))
case genai.FileData:
responseString.WriteString(fmt.Sprintf("File Data: URI=%s, MIME=%s\n", p.URI, p.MIMEType))
default:
responseString.WriteString(fmt.Sprintf("Unsupported part type: %T\n", part))
}
}
responseString.WriteString("\n")
// build list of text citation source URIs
citationSourceURIs := []string{}
if candidate.CitationMetadata != nil {
for _, citationSource := range candidate.CitationMetadata.CitationSources {
if citationSource.URI != nil {
citationSourceURIs = append(citationSourceURIs, (fmt.Sprintf("%v", *citationSource.URI)))
}
}
}
// show text citation source URIs
if len(citationSourceURIs) > 0 {
responseString.WriteString("\n***\n")
responseString.WriteString(fmt.Sprintf("Text Citation %s:\n\n", pluralize(len(citationSourceURIs), "Source")))
for _, citationSourceURI := range citationSourceURIs {
responseString.WriteString(fmt.Sprintf("* [%s](%s)\n", citationSourceURI, citationSourceURI))
}
}
// build list of code citation licenses
citationSourceLicenses := []string{}
if candidate.CitationMetadata != nil {
for _, citationSource := range candidate.CitationMetadata.CitationSources {
if citationSource.License != "" {
citationSourceLicenses = append(citationSourceLicenses, citationSource.License)
}
}
}
// show code citation licenses (needs revision, output never seen)
if len(citationSourceLicenses) > 0 {
responseString.WriteString("\n***\n")
responseString.WriteString(fmt.Sprintf("Code Citation %s:\n\n", pluralize(len(citationSourceLicenses), "License")))
for _, citationSourceLicense := range citationSourceLicenses {
responseString.WriteString(fmt.Sprintf("* %s\n", citationSourceLicense))
}
}
// show why the model stopped generating tokens (content) (needs revision, output never seen)
if candidate.FinishReason != genai.FinishReasonStop {
responseString.WriteString("\n***\n")
responseString.WriteString(fmt.Sprintf("Model stopped generating tokens (content) with reason [%s].\n", candidate.FinishReason.String()))
}
responseString.WriteString("\n***\n")
}
} else {
// handle response error
responseString.WriteString("**Error Response from Gemini:**\n\n")
responseString.WriteString(err.Error())
responseString.WriteString("\n***\n")
}
// print response metadata
responseString.WriteString("```plaintext\n")
responseString.WriteString(fmt.Sprintf("AI model : %v (version %v)\n", strings.TrimPrefix(modelInfo.Name, "models/"), modelInfo.Version))
responseString.WriteString(fmt.Sprintf("Generated : %v\n", finishProcessing.Format(time.RFC850)))
duration := finishProcessing.Sub(startProcessing)
if err == nil {
responseString.WriteString(fmt.Sprintf("Processing : %.1f secs for %d %s\n", duration.Seconds(),
len(resp.Candidates), pluralize(len(resp.Candidates), "candidate")))
} else {
responseString.WriteString(fmt.Sprintf("Processing : %.1f secs resulting in error\n", duration.Seconds()))
}
if err == nil {
if resp.UsageMetadata != nil {
responseString.WriteString(fmt.Sprintf("Tokens : %v (in: %v, out: %v)\n",
resp.UsageMetadata.TotalTokenCount, resp.UsageMetadata.PromptTokenCount, resp.UsageMetadata.CandidatesTokenCount))
}
/* needs revision, output never seen */
if resp.PromptFeedback != nil {
responseString.WriteString(fmt.Sprintf("Blocked : %v\n", resp.PromptFeedback.BlockReason.String()))
}
}
responseString.WriteString("```\n")
responseString.WriteString("\n***\n")
// append response string to current markdown request/response file
currentFileMarkdown, err := os.OpenFile(progConfig.MarkdownPromptResponseFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
fmt.Printf("error [%v] at os.OpenFile()\n", err)
return
}
defer currentFileMarkdown.Close()
fmt.Fprint(currentFileMarkdown, responseString.String())
// render markdown response as ansi
ansiData := responseString.String()
if progConfig.AnsiRendering {
ansiData = renderMarkdown2Ansi(responseString.String())
}
// append response string to current ansi request/response file
currentFileAnsi, err := os.OpenFile(progConfig.AnsiPromptResponseFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
fmt.Printf("error [%v] at os.OpenFile()\n", err)
return
}
defer currentFileAnsi.Close()
fmt.Fprint(currentFileAnsi, ansiData)
// render markdown response as html
htmlData := responseString.String()
if progConfig.HTMLRendering {
htmlData = renderMarkdown2HTML(responseString.String())
}
// append response string to current html request/response file
currentFileHTML, err := os.OpenFile(progConfig.HTMLPromptResponseFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
fmt.Printf("error [%v] at os.OpenFile()\n", err)
return
}
defer currentFileHTML.Close()
fmt.Fprint(currentFileHTML, htmlData)
}