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Merged
owellandry merged 1 commit into from
Jun 24, 2025
Merged

Improve chat streamer #9

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29 changes: 29 additions & 0 deletions go/chat/streamer.go
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,16 @@ import (
"github.com/fatih/color"
)

const asciiBanner = `____/\\\\\______/\\________/\\__/\\\_____/\\__/\\\\\\\\__/\\_______/\\_
__/\\///////\\___\/\\_______\/\\_\/\\\\\___\/\\_\/////\\///__\///\\___/\\\/__
_\/\\_____\/\\___\/\\_______\/\\_\/\\\/\\__\/\\_____\/\\_______\///\\\\\/____
_\/\\\\\\\\\/____\/\\_______\/\\_\/\\//\\_\/\\_____\/\\_________\//\\______
_\/\\//////\\____\/\\_______\/\\_\/\\\\//\\/\\_____\/\\__________\/\\______
_\/\\____\//\\___\/\\_______\/\\_\/\\_\//\\\/\\_____\/\\__________/\\\\\_____
_\/\\_____\//\\__\//\\______/\\__\/\\__\//\\\\\_____\/\\________/\\////\\___
_\/\\______\//\\__\///\\\\\\\/___\/\\___\//\\\__/\\\\\\\\\/__/\\\/___\///\\_
_\///________\///_____\////////_____\///_____\////__/\\\\\\///__\///_______\///__`

type ChatStreamer struct {
typingSpeed time.Duration
}
Expand All @@ -23,6 +33,9 @@ func NewChatStreamer() *ChatStreamer {

// StreamResponse streams the AI response in real-time with special handling for code blocks
func (cs *ChatStreamer) StreamResponse(role, response string) {
// Format response for better streaming
response = cs.FormatResponse(response)

// Colors for different roles
userColor := color.New(color.FgCyan, color.Bold)
botColor := color.New(color.FgGreen, color.Bold)
Expand Down Expand Up @@ -133,6 +146,13 @@ func (cs *ChatStreamer) showProgressBar(message string, steps int) {
fmt.Print("\n")
}

// FormatResponse normalizes whitespace and line endings
func (cs *ChatStreamer) FormatResponse(resp string) string {
resp = strings.ReplaceAll(resp, "\r\n", "\n")
resp = regexp.MustCompile(`\n{3,}`).ReplaceAllString(resp, "\n\n")
return strings.TrimSpace(resp)
}

// ResponsePart represents a part of the response (text or code)
type ResponsePart struct {
content string
Expand Down Expand Up @@ -213,6 +233,8 @@ func (cs *ChatStreamer) containsCodeBlocks(response string) bool {
"```js",
"```python",
"```go",
"```bash",
"```shell",
}

for _, pattern := range patterns {
Expand All @@ -225,6 +247,7 @@ func (cs *ChatStreamer) containsCodeBlocks(response string) bool {

// ShowWelcome shows the welcome message with style
func (cs *ChatStreamer) ShowWelcome() {
cs.ShowBanner()
titleColor := color.New(color.FgMagenta, color.Bold)
subtitleColor := color.New(color.FgCyan)
tipColor := color.New(color.FgYellow)
Expand Down Expand Up @@ -260,3 +283,9 @@ func (cs *ChatStreamer) ShowThinking() {

thinkingColor.Print("💭 Generando respuesta...\n")
}

// ShowBanner prints the Runix ASCII art banner
func (cs *ChatStreamer) ShowBanner() {
bannerColor := color.New(color.FgHiMagenta, color.Bold)
bannerColor.Println(asciiBanner)
}