/**
 * Phase 2 mock explorer data.
 * Swap for Doltgres/SSE later without changing list/detail page shapes.
 */

import type { MockBlock, MockTransaction } from "@/lib/explorer-types";

export const MOCK_TRANSACTIONS: MockTransaction[] = [
  {
    hash: "0x7a3f9c2e1b8d4f6a0e5c9b7d3a1f8e2c6b4d0a9e5f3c7b1d8a6e4c2f0b9d7a5",
    status: "anchored",
    privateBlock: 1284901,
    from: "0x1a2b3c4d5e6f708192a3b4c5d6e7f8091a2b3c4d",
    to: "0x9f8e7d6c5b4a39281706f5e4d3c2b1a09f8e7d6c",
    value: "12.40 KRYP",
    age: "32s ago",
    submittedAt: "2026-07-29T10:14:02.000Z",
    confirmedAt: "2026-07-29T10:14:03.200Z",
    publicAnchorTx:
      "0xbb11cc22dd33ee44ff556677889900aabbccddeeff00112233445566778899aa",
    publicChain: "Ethereum Sepolia (mock)",
    anchoredAt: "2026-07-29T10:14:28.000Z",
    method: "transfer",
  },
  {
    hash: "0x2b8e1f0a9c7d5e3f1a0b9c8d7e6f5a4b3c2d1e0f9a8b7c6d5e4f3a2b1c0d9e8",
    status: "anchored",
    privateBlock: 1284900,
    from: "0x55aa66bb77cc88dd99ee00ff1122334455667788",
    to: "0xccdd11223344556677889900aabbccddeeff0011",
    value: "0.85 KRYP",
    age: "1m ago",
    submittedAt: "2026-07-29T10:13:10.000Z",
    confirmedAt: "2026-07-29T10:13:11.100Z",
    publicAnchorTx:
      "0xbb11cc22dd33ee44ff556677889900aabbccddeeff00112233445566778899aa",
    publicChain: "Ethereum Sepolia (mock)",
    anchoredAt: "2026-07-29T10:14:28.000Z",
    method: "transfer",
  },
  {
    hash: "0x9d0c1b2a3f4e5d6c7b8a9012e3f4a5b6c7d8e9f0a1b2c3d4e5f60718293a4b5",
    status: "confirmed",
    privateBlock: 1284902,
    from: "0xabcdef0123456789abcdef0123456789abcdef01",
    to: "0x0123456789abcdef0123456789abcdef01234567",
    value: "4.00 KRYP",
    age: "8s ago",
    submittedAt: "2026-07-29T10:14:26.000Z",
    confirmedAt: "2026-07-29T10:14:27.400Z",
    publicAnchorTx: null,
    publicChain: null,
    anchoredAt: null,
    method: "transfer",
  },
  {
    hash: "0x4e5f6a7b8c9d0e1f2a3b4c5d6e7f8091a2b3c4d5e6f708192a3b4c5d6e7f80",
    status: "pending",
    privateBlock: null,
    from: "0x777788889999aaaabbbbccccddddeeeeffff0000",
    to: "0x111122223333444455556666777788889999aaaa",
    value: "0.10 KRYP",
    age: "3s ago",
    submittedAt: "2026-07-29T10:14:31.000Z",
    confirmedAt: null,
    publicAnchorTx: null,
    publicChain: null,
    anchoredAt: null,
    method: "transfer",
  },
  {
    hash: "0x0a1b2c3d4e5f60718293a4b5c6d7e8f901a2b3c4d5e6f708192a3b4c5d6e7f",
    status: "anchored",
    privateBlock: 1284898,
    from: "0xdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef",
    to: "0xcafebabecafebabecafebabecafebabecafebabe",
    value: "100.00 KRYP",
    age: "4m ago",
    submittedAt: "2026-07-29T10:10:02.000Z",
    confirmedAt: "2026-07-29T10:10:03.000Z",
    publicAnchorTx:
      "0xaa00bb11cc22dd33ee44ff556677889900aabbccddeeff001122334455667788",
    publicChain: "Ethereum Sepolia (mock)",
    anchoredAt: "2026-07-29T10:11:40.000Z",
    method: "batchSettle",
  },
  {
    hash: "0xfedcba9876543210fedcba9876543210fedcba9876543210fedcba9876543210",
    status: "confirmed",
    privateBlock: 1284902,
    from: "0x3333444455556666777788889999aaaabbbbcccc",
    to: "0xeeeef0f1f2f3f4f5f6f7f8f9fafbfcfdfeff0001",
    value: "1.25 KRYP",
    age: "9s ago",
    submittedAt: "2026-07-29T10:14:25.000Z",
    confirmedAt: "2026-07-29T10:14:26.800Z",
    publicAnchorTx: null,
    publicChain: null,
    anchoredAt: null,
    method: "transfer",
  },
  {
    hash: "0x11223344556677889900aabbccddeeff00112233445566778899aabbccddeeff",
    status: "anchored",
    privateBlock: 1284895,
    from: "0xabcabcabcabcabcabcabcabcabcabcabcabcabca",
    to: "0x1231231231231231231231231231231231231231",
    value: "0.02 KRYP",
    age: "12m ago",
    submittedAt: "2026-07-29T10:02:11.000Z",
    confirmedAt: "2026-07-29T10:02:12.500Z",
    publicAnchorTx:
      "0x99aa88bb77cc66dd55ee44ff33aa221100ffeeddccbbaa998877665544332211",
    publicChain: "Ethereum Sepolia (mock)",
    anchoredAt: "2026-07-29T10:04:00.000Z",
    method: "approve",
  },
  {
    hash: "0xabcdefabcdefabcdefabcdefabcdefabcdefabcdefabcdefabcdefabcdefabcd",
    status: "pending",
    privateBlock: null,
    from: "0x88889999aaaabbbbccccddddeeeeffff00001111",
    to: "0x22223333444455556666777788889999aaaabbbb",
    value: "2.50 KRYP",
    age: "1s ago",
    submittedAt: "2026-07-29T10:14:33.000Z",
    confirmedAt: null,
    publicAnchorTx: null,
    publicChain: null,
    anchoredAt: null,
    method: "transfer",
  },
];

export const MOCK_BLOCKS: MockBlock[] = [
  {
    height: 1284902,
    hash: "0xblk902aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    txCount: 2,
    proposer: "validator-3",
    age: "9s ago",
    timestamp: "2026-07-29T10:14:25.000Z",
    parentHash:
      "0xblk901aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    publicAnchorTx: null,
    transactions: [
      "0x9d0c1b2a3f4e5d6c7b8a9012e3f4a5b6c7d8e9f0a1b2c3d4e5f60718293a4b5",
      "0xfedcba9876543210fedcba9876543210fedcba9876543210fedcba9876543210",
    ],
  },
  {
    height: 1284901,
    hash: "0xblk901aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    txCount: 1,
    proposer: "validator-1",
    age: "32s ago",
    timestamp: "2026-07-29T10:14:02.000Z",
    parentHash:
      "0xblk900aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    publicAnchorTx:
      "0xbb11cc22dd33ee44ff556677889900aabbccddeeff00112233445566778899aa",
    transactions: [
      "0x7a3f9c2e1b8d4f6a0e5c9b7d3a1f8e2c6b4d0a9e5f3c7b1d8a6e4c2f0b9d7a5",
    ],
  },
  {
    height: 1284900,
    hash: "0xblk900aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    txCount: 1,
    proposer: "validator-2",
    age: "1m ago",
    timestamp: "2026-07-29T10:13:10.000Z",
    parentHash:
      "0xblk899aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    publicAnchorTx:
      "0xbb11cc22dd33ee44ff556677889900aabbccddeeff00112233445566778899aa",
    transactions: [
      "0x2b8e1f0a9c7d5e3f1a0b9c8d7e6f5a4b3c2d1e0f9a8b7c6d5e4f3a2b1c0d9e8",
    ],
  },
  {
    height: 1284898,
    hash: "0xblk898aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    txCount: 1,
    proposer: "validator-1",
    age: "4m ago",
    timestamp: "2026-07-29T10:10:02.000Z",
    parentHash:
      "0xblk897aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    publicAnchorTx:
      "0xaa00bb11cc22dd33ee44ff556677889900aabbccddeeff001122334455667788",
    transactions: [
      "0x0a1b2c3d4e5f60718293a4b5c6d7e8f901a2b3c4d5e6f708192a3b4c5d6e7f",
    ],
  },
  {
    height: 1284895,
    hash: "0xblk895aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    txCount: 1,
    proposer: "validator-3",
    age: "12m ago",
    timestamp: "2026-07-29T10:02:11.000Z",
    parentHash:
      "0xblk894aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    publicAnchorTx:
      "0x99aa88bb77cc66dd55ee44ff33aa221100ffeeddccbbaa998877665544332211",
    transactions: [
      "0x11223344556677889900aabbccddeeff00112233445566778899aabbccddeeff",
    ],
  },
  {
    height: 1284890,
    hash: "0xblk890aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    txCount: 0,
    proposer: "validator-2",
    age: "18m ago",
    timestamp: "2026-07-29T09:56:00.000Z",
    parentHash:
      "0xblk889aa11bb22cc33dd44ee55ff66778899aabbccddeeff00112233445566",
    publicAnchorTx: null,
    transactions: [],
  },
];

export function getTransaction(hash: string): MockTransaction | undefined {
  const q = hash.toLowerCase().replace(/^0x/, "");
  return MOCK_TRANSACTIONS.find((tx) => {
    const h = tx.hash.toLowerCase().replace(/^0x/, "");
    return h === q || h.startsWith(q) || tx.hash.toLowerCase() === hash.toLowerCase();
  });
}

export function getBlock(heightOrHash: string): MockBlock | undefined {
  const asNum = Number(heightOrHash);
  if (!Number.isNaN(asNum) && heightOrHash.trim() !== "") {
    return MOCK_BLOCKS.find((b) => b.height === asNum);
  }
  const q = heightOrHash.toLowerCase().replace(/^0x/, "");
  return MOCK_BLOCKS.find((b) => {
    const h = b.hash.toLowerCase().replace(/^0x/, "");
    return h === q || h.startsWith(q) || b.hash.toLowerCase() === heightOrHash.toLowerCase();
  });
}

export type SearchHit =
  | { kind: "tx"; id: string }
  | { kind: "block"; id: string }
  | { kind: "none" };

/** Resolve a search query against mock txs/blocks. */
export function searchExplorer(query: string): SearchHit {
  const raw = query.trim();
  if (!raw) return { kind: "none" };

  // Block height
  if (/^\d+$/.test(raw)) {
    const block = getBlock(raw);
    if (block) return { kind: "block", id: String(block.height) };
  }

  // Tx hash (full or prefix ≥6 hex chars)
  const tx = getTransaction(raw);
  if (tx) return { kind: "tx", id: tx.hash };

  // Block hash
  const block = getBlock(raw);
  if (block) return { kind: "block", id: String(block.height) };

  // Address: first matching from/to
  const addr = raw.toLowerCase();
  if (addr.startsWith("0x") && addr.length >= 10) {
    const byAddr = MOCK_TRANSACTIONS.find(
      (t) =>
        t.from.toLowerCase().includes(addr) ||
        t.to.toLowerCase().includes(addr),
    );
    if (byAddr) return { kind: "tx", id: byAddr.hash };
  }

  return { kind: "none" };
}

export function shortHash(hash: string, size = 6): string {
  if (hash.length < size * 2 + 2) return hash;
  return `${hash.slice(0, 2 + size)}…${hash.slice(-size)}`;
}

export function formatTime(iso: string | null): string {
  if (!iso) return "—";
  try {
    return new Date(iso).toLocaleString(undefined, {
      dateStyle: "medium",
      timeStyle: "medium",
    });
  } catch {
    return iso;
  }
}