export function titleToSlug(title: string): string {
return title
.toLowerCase()
.trim()
.replace(/[^\w\s-]/g, '')
.replace(/\s+/g, '-')
.replace(/-+/g, '-');
}
export function todayDate(): string {
const now = new Date();
const year = now.getFullYear();
const month = String(now.getMonth() + 1).padStart(2, '0');
const day = String(now.getDate()).padStart(2, '0');
return `${year}-${month}-${day}`;
}
export function buildFrontmatter(frontmatter: Record<string, any>): string {
const lines: string[] = ['---'];
// Ensure consistent order
const keys = ['title', 'date', 'tags', 'draft', 'summary', 'pinned', 'pinnedtext'];
for (const key of keys) {
if (key in frontmatter) {
const value = frontmatter[key];
if (Array.isArray(value)) {
lines.push(`${key}: [${value.map(v => (typeof v === 'string' ? v : JSON.stringify(v))).join(', ')}]`);
} else if (typeof value === 'string') {
lines.push(`${key}: '${value.replace(/'/g, "\\'")}'`);
} else if (typeof value === 'boolean') {
lines.push(`${key}: ${value}`);
}
}
}
// Add any extra keys not in the standard list
for (const key of Object.keys(frontmatter)) {
if (!keys.includes(key)) {
const value = frontmatter[key];
if (Array.isArray(value)) {
lines.push(`${key}: [${value.map(v => (typeof v === 'string' ? v : JSON.stringify(v))).join(', ')}]`);
} else if (typeof value === 'string') {
lines.push(`${key}: '${value.replace(/'/g, "\\'")}'`);
} else if (typeof value === 'boolean') {
lines.push(`${key}: ${value}`);
}
}
}
lines.push('---');
return lines.join('\n');
}
