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NetMesh/components/TerminalEncodingSelect.tsx

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import React from "react";
import { useI18n } from "../application/i18n/I18nProvider";
import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "./ui/select";
interface TerminalEncodingSelectProps {
value?: string;
inheritedValue?: string;
onValueChange: (value: string | undefined) => void;
className?: string;
}
const SUPPORTED_ENCODINGS = ["UTF-8", "GB18030"] as const;
export const resolveTerminalEncodingSelectValue = (value?: string): string => {
const normalized = value?.trim() || "UTF-8";
return SUPPORTED_ENCODINGS.find(
(encoding) => encoding.toLowerCase() === normalized.toLowerCase(),
) || normalized;
};
export const getTerminalEncodingOptions = (currentValue?: string): string[] => {
const normalizedCurrent = currentValue?.trim();
if (!normalizedCurrent) return [...SUPPORTED_ENCODINGS];
if (SUPPORTED_ENCODINGS.some((encoding) => encoding.toLowerCase() === normalizedCurrent.toLowerCase())) {
return [...SUPPORTED_ENCODINGS];
}
return [normalizedCurrent, ...SUPPORTED_ENCODINGS];
};
export const TerminalEncodingSelect: React.FC<TerminalEncodingSelectProps> = ({
value,
inheritedValue,
onValueChange,
className = "h-10 w-full",
}) => {
const { t } = useI18n();
const effectiveValue = resolveTerminalEncodingSelectValue(value || inheritedValue);
const options = getTerminalEncodingOptions(effectiveValue);
const fallbackValue = "__fallback__";
const selectedValue = value ? resolveTerminalEncodingSelectValue(value) : fallbackValue;
const fallbackLabel = inheritedValue
? `${t("vault.groups.details.inherited")} (${resolveTerminalEncodingSelectValue(inheritedValue)})`
: value
? `${t("common.reset")} (UTF-8)`
: "UTF-8";
return (
<Select
value={selectedValue}
onValueChange={(nextValue) => onValueChange(nextValue === fallbackValue ? undefined : nextValue)}
>
<SelectTrigger className={className}>
<SelectValue placeholder={t("terminal.toolbar.encoding")} />
</SelectTrigger>
<SelectContent>
<SelectItem value={fallbackValue}>{fallbackLabel}</SelectItem>
{options.map((encoding) => (
<SelectItem key={encoding} value={encoding}>
{encoding}
</SelectItem>
))}
</SelectContent>
</Select>
);
};