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package util
import (
"regexp"
"strings"
"github.com/charmbracelet/lipgloss/v2/compat"
"github.com/sst/opencode/internal/theme"
)
var csiRE *regexp.Regexp
func init() {
csiRE = regexp.MustCompile(`\x1b\[([0-9;]+)m`)
}
var targetFGMap = map[string]string{
"0;0;0": "\x1b[30m", // Black
"128;0;0": "\x1b[31m", // Red
"0;128;0": "\x1b[32m", // Green
"128;128;0": "\x1b[33m", // Yellow
"0;0;128": "\x1b[34m", // Blue
"128;0;128": "\x1b[35m", // Magenta
"0;128;128": "\x1b[36m", // Cyan
"192;192;192": "\x1b[37m", // White (light grey)
"128;128;128": "\x1b[90m", // Bright Black (dark grey)
"255;0;0": "\x1b[91m", // Bright Red
"0;255;0": "\x1b[92m", // Bright Green
"255;255;0": "\x1b[93m", // Bright Yellow
"0;0;255": "\x1b[94m", // Bright Blue
"255;0;255": "\x1b[95m", // Bright Magenta
"0;255;255": "\x1b[96m", // Bright Cyan
"255;255;255": "\x1b[97m", // Bright White
}
var targetBGMap = map[string]string{
"0;0;0": "\x1b[40m",
"128;0;0": "\x1b[41m",
"0;128;0": "\x1b[42m",
"128;128;0": "\x1b[43m",
"0;0;128": "\x1b[44m",
"128;0;128": "\x1b[45m",
"0;128;128": "\x1b[46m",
"192;192;192": "\x1b[47m",
"128;128;128": "\x1b[100m",
"255;0;0": "\x1b[101m",
"0;255;0": "\x1b[102m",
"255;255;0": "\x1b[103m",
"0;0;255": "\x1b[104m",
"255;0;255": "\x1b[105m",
"0;255;255": "\x1b[106m",
"255;255;255": "\x1b[107m",
}
func ConvertRGBToAnsi16Colors(s string) string {
return csiRE.ReplaceAllStringFunc(s, func(seq string) string {
params := strings.Split(csiRE.FindStringSubmatch(seq)[1], ";")
out := make([]string, 0, len(params))
for i := 0; i < len(params); {
// Detect “38 | 48 ; 2 ; r ; g ; b ( ; alpha? )”
if (params[i] == "38" || params[i] == "48") &&
i+4 < len(params) &&
params[i+1] == "2" {
key := strings.Join(params[i+2:i+5], ";")
var repl string
if params[i] == "38" {
repl = targetFGMap[key]
} else {
repl = targetBGMap[key]
}
if repl != "" { // exact RGB hit
out = append(out, repl[2:len(repl)-1])
i += 5 // skip 38/48;2;r;g;b
// if i == len(params)-1 && looksLikeByte(params[i]) {
// i++ // swallow the alpha byte
// }
continue
}
}
// Normal token — keep verbatim.
out = append(out, params[i])
i++
}
return "\x1b[" + strings.Join(out, ";") + "m"
})
}
// func looksLikeByte(tok string) bool {
// v, err := strconv.Atoi(tok)
// return err == nil && v >= 0 && v <= 255
// }
// GetAgentColor returns the color for a given agent index, matching the status bar colors
func GetAgentColor(agentIndex int) compat.AdaptiveColor {
t := theme.CurrentTheme()
agentColors := []compat.AdaptiveColor{
t.TextMuted(),
t.Secondary(),
t.Accent(),
t.Success(),
t.Warning(),
t.Primary(),
t.Error(),
}
if agentIndex >= 0 && agentIndex < len(agentColors) {
return agentColors[agentIndex]
}
return t.Secondary() // default fallback
}
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