Monitor websites uptime using Cloudflare Workers
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071import type { HistoricalD1Usage } from './api.js';
export function formatBudgetForecast( budget: { forecastUsd?: number | null; ceilingUsd?: number } | null | undefined,): string { return formatBudgetCost(budget?.forecastUsd);}
export function formatBudgetCost(value: number | null | undefined): string { return value === null || value === undefined ? 'Unknown / unavailable' : `$${value.toFixed(2)}/mo`;}
export function formatMetricNumber( value: number | null | undefined, fallback = 'unavailable',): string { if (value !== null && value !== undefined) { return value.toLocaleString(); } return fallback;}
export function formatStorageMiB( bytes: number | null | undefined, fallback = 'storage unavailable',): string { if (bytes !== null && bytes !== undefined) { return `${(bytes / 1_048_576).toLocaleString(undefined, { maximumFractionDigits: 2, })} MiB`; } return fallback;}
export function formatHistoricalD1Usage( usage: HistoricalD1Usage | null | undefined,): string | null { if (!usage) return null; if (usage.rowsRead === 0 && usage.rowsWritten === 0 && usage.storageBytes === 0) { return null; } const storageMiB = (usage.storageBytes / 1_048_576).toLocaleString(undefined, { maximumFractionDigits: 2, }); return `Historical D1: ${usage.rowsRead.toLocaleString()} rows read · ${usage.rowsWritten.toLocaleString()} rows written · ${storageMiB} MiB`;}
export function formatWorkspaceDatabaseMetrics(workspace: { rowsRead: number | null; rowsWritten: number | null; storageBytes: number | null;}): string { const readPart = workspace.rowsRead !== null && workspace.rowsRead !== undefined ? `${workspace.rowsRead.toLocaleString()} rows read` : 'rows read unavailable'; const writtenPart = workspace.rowsWritten !== null && workspace.rowsWritten !== undefined ? `${workspace.rowsWritten.toLocaleString()} rows written` : 'rows written unavailable'; const storagePart = workspace.storageBytes !== null && workspace.storageBytes !== undefined ? `${(workspace.storageBytes / 1_048_576).toLocaleString(undefined, { maximumFractionDigits: 2, })} MiB` : 'storage unavailable'; return `${readPart} · ${writtenPart} · ${storagePart}`;}