William Valentin
45 lines
1.2 KiB
TypeScript
45 lines
1.2 KiB
TypeScript
/**
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* Shared utilities for channel adapters.
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*/
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/**
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* Split a long message into chunks that respect a platform's character limit.
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* Prefers splitting at newlines, then spaces, then hard-cuts.
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*/
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export function splitMessage(text: string, maxLength: number): string[] {
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const chunks: string[] = [];
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let remaining = text;
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while (remaining.length > 0) {
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if (remaining.length <= maxLength) {
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chunks.push(remaining);
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break;
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}
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// Try to split at a newline within the allowed window
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let splitIndex = remaining.lastIndexOf('\n', maxLength);
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if (splitIndex === -1 || splitIndex < maxLength / 2) {
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splitIndex = remaining.lastIndexOf(' ', maxLength);
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}
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if (splitIndex === -1 || splitIndex < maxLength / 2) {
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splitIndex = maxLength;
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}
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chunks.push(remaining.slice(0, splitIndex));
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remaining = remaining.slice(splitIndex).trimStart();
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}
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return chunks;
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}
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/**
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* Normalize reset command variants to a canonical text form.
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* Returns '!reset' for recognized variants, otherwise returns the original text.
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*/
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export function normalizeResetCommandText(text: string): string {
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if (text === '!reset' || text === 'reset') {
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return '!reset';
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}
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return text;
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}
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