wehub-resource-sync
45 lines
1.3 KiB
TypeScript
45 lines
1.3 KiB
TypeScript
export function termSize(): { cols: number; rows: number } {
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return {
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cols: process.stdout.columns || 80,
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rows: process.stdout.rows || 24,
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};
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}
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export function truncateEnd(str: string, maxLen: number): string {
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if (str.length <= maxLen) return str;
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return str.slice(0, maxLen - 1) + '…';
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}
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export const centerStringInWidth = (str: string, width: number): string => {
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const padding = Math.max(0, width - str.length);
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const padStart = Math.floor(padding / 2);
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const padEnd = padding - padStart;
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return ' '.repeat(padStart) + str + ' '.repeat(padEnd);
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};
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export function asciiBlock(
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w: number,
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px: number,
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py: number,
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text: string
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): string[] {
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const lines = text.split('\n');
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const contentWidth = w - px * 2 - 2;
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const paddedLines = lines.map((line) => {
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const truncatedLine =
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line.length > contentWidth
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? line.slice(0, contentWidth - 3) + '...'
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: line;
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return centerStringInWidth(truncatedLine, w - 2);
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});
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const emptyLine = ' '.repeat(w - 2);
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const blockLines = [
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'┌' + '─'.repeat(w - 2) + '┐',
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...Array(py).fill('│' + emptyLine + '│'),
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...paddedLines.map((line) => '│' + line + '│'),
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...Array(py).fill('│' + emptyLine + '│'),
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'└' + '─'.repeat(w - 2) + '┘',
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];
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return blockLines;
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}
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