{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "bitcoin-core",
  "title": "Bitcoin UI core",
  "description": "Types, exact formatting utilities, class helpers, and shared component styles.",
  "dependencies": [
    "clsx",
    "tailwind-merge"
  ],
  "files": [
    {
      "path": "lib/bitcoin.ts",
      "content": "export type BitcoinNetwork = \"mainnet\" | \"testnet\" | \"signet\" | \"regtest\";\n\nexport type ScriptType =\n  | \"p2pkh\"\n  | \"p2sh\"\n  | \"p2wpkh\"\n  | \"p2wsh\"\n  | \"p2tr\"\n  | \"op-return\"\n  | \"unknown\";\n\nexport type TransactionState =\n  | \"confirmed\"\n  | \"pending\"\n  | \"replaced\"\n  | \"conflicted\";\n\nexport type AmountUnit = \"sat\" | \"btc\" | \"auto\";\n\nexport type BitcoinSearchKind =\n  | \"block-height\"\n  | \"hash\"\n  | \"address\"\n  | \"unknown\";\n\nexport type SatoshiValue = bigint | number | string;\n\nexport interface BitcoinBlock {\n  height: number;\n  hash: string;\n  timestamp: number | Date;\n  transactionCount: number;\n  size: number;\n  weight: number;\n  miner?: string;\n  feeTotal?: SatoshiValue;\n}\n\nexport interface BitcoinTransaction {\n  txid: string;\n  value: SatoshiValue;\n  fee: SatoshiValue;\n  vsize: number;\n  timestamp?: number | Date;\n  confirmations?: number;\n  state: TransactionState;\n}\n\nexport interface BitcoinUtxo {\n  txid: string;\n  vout: number;\n  value: SatoshiValue;\n  confirmations: number;\n  scriptType: ScriptType;\n  address?: string;\n  spendable?: boolean;\n}\n\nexport interface TransactionEndpoint {\n  id: string;\n  address?: string;\n  label?: string;\n  value: SatoshiValue;\n  scriptType?: ScriptType;\n  coinbase?: boolean;\n}\n\nexport interface FeeEstimate {\n  label: string;\n  blocks: number;\n  satPerVbyte: number;\n  minutes?: number;\n}\n\nconst SATOSHIS_PER_BTC = BigInt(100_000_000);\n\nexport function toSatoshis(value: SatoshiValue): bigint {\n  if (typeof value === \"bigint\") return value;\n\n  if (typeof value === \"number\") {\n    if (!Number.isFinite(value)) {\n      throw new TypeError(\"Satoshi value must be finite.\");\n    }\n    return BigInt(Math.trunc(value));\n  }\n\n  if (!/^-?\\d+$/.test(value.trim())) {\n    throw new TypeError(\"Satoshi value must be an integer string.\");\n  }\n\n  return BigInt(value);\n}\n\nexport function formatSats(\n  value: SatoshiValue,\n  options: Intl.NumberFormatOptions = {},\n) {\n  const sats = toSatoshis(value);\n  return new Intl.NumberFormat(\"en-US\", {\n    maximumFractionDigits: 0,\n    ...options,\n  }).format(sats);\n}\n\nexport function formatBtc(\n  value: SatoshiValue,\n  {\n    minimumFractionDigits = 0,\n    maximumFractionDigits = 8,\n  }: {\n    minimumFractionDigits?: number;\n    maximumFractionDigits?: number;\n  } = {},\n) {\n  const sats = toSatoshis(value);\n  const negative = sats < BigInt(0);\n  const absolute = negative ? -sats : sats;\n  const whole = absolute / SATOSHIS_PER_BTC;\n  const remainder = absolute % SATOSHIS_PER_BTC;\n  const fraction = remainder.toString().padStart(8, \"0\");\n  const trimmed = fraction\n    .slice(0, maximumFractionDigits)\n    .replace(/0+$/, \"\")\n    .padEnd(minimumFractionDigits, \"0\");\n\n  return `${negative ? \"-\" : \"\"}${formatSats(whole)}${\n    trimmed ? `.${trimmed}` : \"\"\n  }`;\n}\n\nexport function resolveAmountUnit(\n  value: SatoshiValue,\n  unit: AmountUnit,\n): Exclude<AmountUnit, \"auto\"> {\n  if (unit !== \"auto\") return unit;\n  return toSatoshis(value) >= BigInt(1_000_000) ? \"btc\" : \"sat\";\n}\n\nexport function truncateMiddle(\n  value: string,\n  startCharacters = 8,\n  endCharacters = 8,\n) {\n  if (value.length <= startCharacters + endCharacters + 1) return value;\n  return `${value.slice(0, startCharacters)}…${value.slice(-endCharacters)}`;\n}\n\nexport function formatBytes(bytes: number) {\n  if (!Number.isFinite(bytes) || bytes < 0) return \"—\";\n  if (bytes < 1_000) return `${Math.round(bytes)} B`;\n  if (bytes < 1_000_000) return `${(bytes / 1_000).toFixed(1)} kB`;\n  return `${(bytes / 1_000_000).toFixed(2)} MB`;\n}\n\nexport function formatWeight(weight: number) {\n  if (!Number.isFinite(weight) || weight < 0) return \"—\";\n  return `${new Intl.NumberFormat(\"en-US\").format(Math.round(weight))} WU`;\n}\n\nexport function formatFeeRate(satPerVbyte: number) {\n  if (!Number.isFinite(satPerVbyte) || satPerVbyte < 0) return \"—\";\n  return `${new Intl.NumberFormat(\"en-US\", {\n    maximumFractionDigits: 1,\n  }).format(satPerVbyte)} sat/vB`;\n}\n\nexport function formatBlockHeight(height: number) {\n  return new Intl.NumberFormat(\"en-US\").format(height);\n}\n\nexport function toDate(value: number | Date) {\n  if (value instanceof Date) return value;\n  return new Date(value < 10_000_000_000 ? value * 1_000 : value);\n}\n\nexport function formatTimestamp(value: number | Date) {\n  return new Intl.DateTimeFormat(\"en-US\", {\n    timeZone: \"UTC\",\n    year: \"numeric\",\n    month: \"short\",\n    day: \"2-digit\",\n    hour: \"2-digit\",\n    minute: \"2-digit\",\n    hour12: false,\n  }).format(toDate(value));\n}\n\nexport function formatRelativeTime(\n  value: number | Date,\n  now: number | Date = new Date(),\n) {\n  const deltaSeconds = Math.round(\n    (toDate(value).getTime() - toDate(now).getTime()) / 1_000,\n  );\n  const absolute = Math.abs(deltaSeconds);\n  const formatter = new Intl.RelativeTimeFormat(\"en\", { numeric: \"auto\" });\n\n  if (absolute < 60) return formatter.format(deltaSeconds, \"second\");\n  if (absolute < 3_600) {\n    return formatter.format(Math.round(deltaSeconds / 60), \"minute\");\n  }\n  if (absolute < 86_400) {\n    return formatter.format(Math.round(deltaSeconds / 3_600), \"hour\");\n  }\n  return formatter.format(Math.round(deltaSeconds / 86_400), \"day\");\n}\n\nexport function getNetworkLabel(network: BitcoinNetwork) {\n  return {\n    mainnet: \"Mainnet\",\n    testnet: \"Testnet\",\n    signet: \"Signet\",\n    regtest: \"Regtest\",\n  }[network];\n}\n\nexport function getScriptLabel(script: ScriptType) {\n  return {\n    p2pkh: \"P2PKH\",\n    p2sh: \"P2SH\",\n    p2wpkh: \"P2WPKH\",\n    p2wsh: \"P2WSH\",\n    p2tr: \"P2TR\",\n    \"op-return\": \"OP_RETURN\",\n    unknown: \"Unknown\",\n  }[script];\n}\n\nexport function clampPercent(value: number) {\n  return Math.min(100, Math.max(0, value));\n}\n\nexport function feeRateFrom(fee: SatoshiValue, vsize: number) {\n  if (!Number.isFinite(vsize) || vsize <= 0) return 0;\n  return Number(toSatoshis(fee)) / vsize;\n}\n\nexport function classifyBitcoinQuery(query: string): BitcoinSearchKind {\n  const normalized = query.trim();\n  if (/^\\d{1,10}$/.test(normalized)) return \"block-height\";\n  if (/^[a-fA-F0-9]{64}$/.test(normalized)) return \"hash\";\n  if (\n    /^(bc1|tb1|bcrt1)[a-zA-HJ-NP-Z0-9]{8,87}$/i.test(normalized) ||\n    /^[123mn2][a-km-zA-HJ-NP-Z1-9]{24,34}$/.test(normalized)\n  ) {\n    return \"address\";\n  }\n  return \"unknown\";\n}\n",
      "type": "registry:lib"
    },
    {
      "path": "lib/utils.ts",
      "content": "import { clsx, type ClassValue } from \"clsx\";\nimport { twMerge } from \"tailwind-merge\";\n\nexport function cn(...inputs: ClassValue[]) {\n  return twMerge(clsx(inputs));\n}\n\nexport function componentClasses(\n  unstyled: boolean | undefined,\n  defaults: ClassValue,\n  className?: string,\n) {\n  return cn(!unstyled && defaults, className);\n}\n",
      "type": "registry:lib"
    },
    {
      "path": "components/bitcoin/shared.ts",
      "content": "import type { ComponentProps } from \"react\";\n\nexport type BitcoinVisualProps = {\n  /**\n   * Removes all default visual classes while preserving semantics, data\n   * attributes, accessibility behavior, and the consumer's className.\n   * @default false\n   */\n  unstyled?: boolean;\n};\n\nexport type BitcoinDivProps = ComponentProps<\"div\"> & BitcoinVisualProps;\n\nexport const interactiveStyles =\n  \"outline-none transition-[opacity,transform,background-color,border-color,color] duration-[var(--dur-base)] ease-[var(--ease-out)] focus-visible:ring-2 focus-visible:ring-[var(--color-focus)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--color-paper)] active:translate-y-px disabled:cursor-not-allowed disabled:opacity-45 aria-disabled:cursor-not-allowed aria-disabled:opacity-45\";\n\nexport const badgeStyles =\n  \"inline-flex min-h-6 items-center gap-1.5 rounded-[var(--radius-full)] border px-2 py-0.5 text-xs font-medium leading-none whitespace-nowrap\";\n\nexport const panelStyles =\n  \"rounded-[var(--radius-lg)] border border-[var(--color-rule)] bg-[var(--color-surface-raised)]\";\n\nexport const monoStyles =\n  \"font-mono text-[0.8125rem] tabular-nums tracking-[-0.01em]\";\n",
      "type": "registry:lib",
      "target": "components/bitcoin/shared.ts"
    }
  ],
  "type": "registry:lib"
}