Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 | 37x 37x 37x 37x 37x 37x 86x 86x 37x 37x 37x 37x 37x 37x 37x 36x 222x 37x 37x 37x 37x 37x 81x 56x 37x 70x 70x 70x 70x 70x 143x 143x 143x 70x 70x 70x 38x 38x 70x 43x 43x 70x 56x 56x 70x 37x 58x 58x 58x 14x 58x 23x 58x 20x 58x 25x 58x 37x 261x 96x 165x 37x 267x 390x 146x 37x 33x 33x 219x 219x 219x 219x 219x 33x 219x 72x 37x 37x 37x 346x 346x 346x 98x 98x 37x 267x 232x 232x 35x 35x 35x 35x 20x 9x 6x 37x 37x 37x | /* eslint-disable sonarjs/no-nested-template-literals */
import { Cardano, MultipleChoiceSearchFilter, QueryStakePoolsArgs } from '@cardano-sdk/core';
import { OrderByOptions, SubQuery } from './types';
import { findLastEpoch } from '../../util';
import { getStakePoolSortType } from './util';
export const findLastEpochWithData = `
SELECT
epoch."no",
ep.optimal_pool_count
FROM epoch
LEFT JOIN epoch_param ep ON
ep.epoch_no = epoch."no"
ORDER BY no DESC
LIMIT 1`;
export const findPoolsMetrics = `
WITH current_epoch AS (
SELECT
e."no" AS epoch_no,
optimal_pool_count
FROM epoch e
JOIN epoch_param ep ON
ep.epoch_no = e."no"
ORDER BY e.no DESC LIMIT 1
),
blocks_created AS (
SELECT
COUNT(1) AS blocks_created,
pool_hash.id AS pool_hash_id
FROM block
JOIN slot_leader ON block.slot_leader_id = slot_leader.id
JOIN pool_hash ON slot_leader.pool_hash_id = pool_hash.id
WHERE pool_hash.id = ANY($1)
GROUP BY pool_hash.id
),
pools_delegates AS (
SELECT
ph.id AS pool_hash_id,
sa.id AS addr_id
FROM pool_hash ph
JOIN pool_update pu
ON pu.id = (
SELECT id
FROM pool_update pu2
WHERE pu2.hash_id = ph.id
ORDER BY id DESC
LIMIT 1
)
LEFT JOIN pool_retire pr
ON pr.id = (
SELECT id
FROM pool_retire pr2
WHERE pr2.hash_id = ph.id
ORDER BY id desc
LIMIT 1
)
JOIN stake_address sa ON
sa.id = pu.reward_addr_id
WHERE (pr.id is null or pr.announced_tx_id < pu.registered_tx_id) and
ph.id = ANY($1)
),
total_rewards_of_reward_acc AS (
SELECT
SUM(r.amount) AS amount,
pd.pool_hash_id
FROM reward r
JOIN pools_delegates pd ON
pd.addr_id = r.addr_id
GROUP BY pd.pool_hash_id
),
total_withdraws_of_reward_acc AS (
SELECT
SUM(w.amount) AS amount,
pd.pool_hash_id
FROM withdrawal w
JOIN pools_delegates pd ON
pd.addr_id = w.addr_id
GROUP BY pd.pool_hash_id
),
owners_total_utxos AS (
SELECT
sum(tx_out.value) AS amount,
pu.hash_id
FROM tx_out
JOIN pool_owner o ON
o.addr_id = tx_out.stake_address_id
JOIN pool_update pu ON
o.pool_update_id = pu.id
AND pu.hash_id = ANY($1)
LEFT JOIN tx_in ON
tx_out.tx_id = tx_in.tx_out_id AND
tx_out.index = tx_in.tx_out_index
WHERE
tx_in.tx_out_id IS null
GROUP BY pu.hash_id
),
active_stake AS (
SELECT
sum(es.amount) AS active_stake,
es.pool_id AS pool_hash_id
FROM epoch_stake es
WHERE es.pool_id = ANY($1)
AND es.epoch_no = (SELECT epoch_no FROM current_epoch)
GROUP BY es.pool_id
),
active_delegations AS (
SELECT
d1.addr_id,
ph.id AS pool_hash_id
FROM pool_hash ph
JOIN delegation d1 ON
ph.id = d1.pool_hash_id
WHERE ph.id = ANY($1)
AND NOT EXISTS
(SELECT TRUE
FROM delegation d2
WHERE d2.addr_id=d1.addr_id
AND d2.tx_id>d1.tx_id)
AND NOT EXISTS
(SELECT TRUE
FROM stake_deregistration
WHERE stake_deregistration.addr_id=d1.addr_id
AND stake_deregistration.tx_id>d1.tx_id)
),
delegators AS (
SELECT
COUNT(1) AS delegators,
d.pool_hash_id
FROM active_delegations d
GROUP BY d.pool_hash_id
),
total_utxos AS (
SELECT
COALESCE(SUM(tx_out.value),0) AS total_amount,
ad.pool_hash_id
FROM active_delegations ad
JOIN tx_out ON
tx_out.stake_address_id = ad.addr_id
LEFT JOIN tx_in ON
tx_out.tx_id = tx_in.tx_out_id AND
tx_out.index = tx_in.tx_out_index
WHERE
tx_in.tx_out_id IS NULL
GROUP BY ad.pool_hash_id
),
total_rewards AS (
SELECT
COALESCE(SUM(r.amount),0) AS total_amount,
ad.pool_hash_id
FROM active_delegations ad
JOIN reward r ON
ad.addr_id = r.addr_id
WHERE r.spendable_epoch <= (SELECT epoch_no FROM current_epoch)
GROUP BY ad.pool_hash_id
),
total_withdraws AS (
SELECT
COALESCE(SUM(w.amount),0) AS total_amount,
ad.pool_hash_id
FROM withdrawal w
JOIN active_delegations ad ON ad.addr_id = w.addr_id
GROUP BY ad.pool_hash_id
),
live_stake AS (
SELECT
(total_utxos.total_amount +
COALESCE(tr.total_amount,0) -
COALESCE(tw.total_amount,0)) AS live_stake,
total_utxos.pool_hash_id
FROM total_utxos
LEFT JOIN total_rewards tr ON
total_utxos.pool_hash_id = tr.pool_hash_id
LEFT JOIN total_withdraws tw ON
total_utxos.pool_hash_id = tw.pool_hash_id
)
SELECT
COALESCE(bc.blocks_created,0)::integer AS blocks_created,
COALESCE(d.delegators,0)::integer AS delegators,
COALESCE(a_stake.active_stake,0) AS active_stake,
COALESCE(l_stake.live_stake,0) AS live_stake,
(COALESCE(tr.amount,0) - COALESCE(tw.amount,0) + COALESCE (otu.amount,0))
AS live_pledge,
CASE
WHEN $2::numeric = 0::numeric
THEN 0::numeric
ELSE
(
COALESCE(l_stake.live_stake,0::numeric) *
((SELECT optimal_pool_count FROM current_epoch)::NUMERIC) /
($2::numeric)
)::numeric
END AS saturation,
CASE
WHEN (COALESCE(l_stake.live_stake,0))::numeric = 0::numeric
THEN 0::numeric
ELSE
(COALESCE(a_stake.active_stake,0)/COALESCE(l_stake.live_stake,0))
END AS active_stake_percentage,
ph.id AS pool_hash_id
FROM pool_hash ph
LEFT JOIN blocks_created bc ON
bc.pool_hash_id = ph.id
LEFT JOIN delegators d ON
d.pool_hash_id = ph.id
LEFT JOIN active_stake a_stake ON
a_stake.pool_hash_id = ph.id
LEFT JOIN live_stake l_stake ON
l_stake.pool_hash_id = ph.id
LEFT JOIN total_rewards_of_reward_acc AS tr ON
tr.pool_hash_id = ph.id
LEFT JOIN total_withdraws_of_reward_acc AS tw ON
tw.pool_hash_id = ph.id
LEFT JOIN owners_total_utxos otu ON
otu.hash_id = ph.id
WHERE id = ANY($1)
`;
export const findBlockfrostPoolsMetrics = `
SELECT
COALESCE(blocks_created, 0) AS blocks_created,
COALESCE(delegators, 0) AS delegators,
COALESCE(active_stake, 0) AS active_stake,
COALESCE(live_stake, 0) AS live_stake,
COALESCE(live_pledge, 0) AS live_pledge,
COALESCE(saturation, 0) AS saturation,
COALESCE(active_stake / NULLIF(live_stake, 0), 0) AS active_stake_percentage,
COALESCE(reward_address, '') AS reward_address,
COALESCE(extra, '[[],[],[]]') AS extra,
COALESCE(status, 'retired') AS status,
pool_hash_id
FROM pool_hash
LEFT JOIN blockfrost.pool_metric ON
pool_hash_id = id
WHERE
id = ANY($1)
`;
const epochRewardsSubqueries = (epochLength: number, limit?: number) => `
WITH epochs AS (
SELECT
"no" AS epoch_no,
CASE
WHEN "no" = (SELECT MAX("no") FROM epoch)
THEN EXTRACT(EPOCH FROM (end_time - start_time)) * 1000
ELSE
${epochLength}
END AS epoch_length
FROM epoch
ORDER BY no DESC
${limit !== undefined ? `LIMIT ${limit}` : ''}
),
pool_mixed_rewards_per_epoch AS (
SELECT
reward.pool_id AS hash_id,
epochs.epoch_no,
reward.type,
SUM(reward.amount) AS amount
FROM epochs
JOIN reward
ON reward.earned_epoch = epochs.epoch_no
AND reward.pool_id = ANY($1)
WHERE reward.type IN ('leader', 'member')
GROUP BY reward.pool_id, epochs.epoch_no, reward.type
),
pool_rewards_per_epoch AS (
SELECT
leader.hash_id,
leader.epoch_no,
leader.amount AS leader_rewards,
member.amount AS member_rewards
FROM pool_mixed_rewards_per_epoch AS leader
JOIN pool_mixed_rewards_per_epoch AS member
ON leader.hash_id = member.hash_id
AND leader.epoch_no = member.epoch_no
WHERE leader.type = 'leader'
AND member.type = 'member'
),
pool_stake_per_epoch AS (
SELECT
epoch_stake.pool_id AS hash_id,
epochs.epoch_no,
SUM(epoch_stake.amount) AS active_stake
FROM epochs
JOIN epoch_stake
ON epoch_stake.epoch_no = epochs.epoch_no
AND epoch_stake.pool_id = ANY($1)
GROUP BY epoch_stake.pool_id, epochs.epoch_no
),
epoch_rewards AS (
SELECT
epochs.epoch_no,
epochs.epoch_length,
stake.hash_id,
COALESCE(rewards.leader_rewards, 0) AS leader_rewards,
COALESCE(rewards.member_rewards, 0) AS member_rewards,
COALESCE(stake.active_stake, 0) AS active_stake,
pool.pledge,
COALESCE(rewards.member_rewards / NULLIF(stake.active_stake - pool.pledge, 0), 0)::DOUBLE PRECISION AS member_roi
FROM pool_stake_per_epoch AS stake
JOIN epochs
ON epochs.epoch_no = stake.epoch_no
LEFT JOIN pool_rewards_per_epoch AS rewards
ON rewards.epoch_no = stake.epoch_no
AND rewards.hash_id = stake.hash_id
JOIN pool_update AS pool
ON pool.id = (
SELECT id
FROM pool_update
WHERE hash_id = stake.hash_id
AND active_epoch_no <= epochs.epoch_no
ORDER BY id DESC
LIMIT 1
)
)`;
export const findPoolAPY = (epochLength: number, limit?: number) => `
${epochRewardsSubqueries(epochLength, limit)}
SELECT
hash_id,
COALESCE(
(SUM(member_rewards) / NULLIF(SUM(active_stake) - SUM(pledge), 0)) /
NULLIF(${epochLength} / 86400000, 0) * 365,
0
)::DOUBLE PRECISION AS apy
FROM epoch_rewards
WHERE
epoch_no < (SELECT MAX("no") - 1 FROM epoch)
GROUP BY
hash_id
`;
export const findPools = `
SELECT
ph.id,
pu.id AS update_id
FROM pool_hash ph
JOIN pool_update pu
ON pu.id = (
SELECT id
FROM pool_update pu2
WHERE pu2.hash_id = ph.id
ORDER BY id DESC
LIMIT 1
)
`;
export const findPoolsRelays = `
SELECT
hash_id,
update_id,
ipv4,
ipv6,
port,
dns_name,
dns_srv_name AS hostname --fixme: check this is correct
FROM pool_relay
JOIN pool_update
ON pool_relay.update_id = pool_update.id
WHERE update_id = ANY($1)
`;
export const findPoolsOwners = `
SELECT
address."view" AS address,
pool_update.hash_id AS hash_id
FROM pool_owner AS "owner"
JOIN pool_update
ON "owner".pool_update_id = pool_update.id
JOIN stake_address AS address
ON "owner".addr_id = address.id
WHERE pool_update.id = ANY($1)
`;
export const findPoolsRegistrations = `
SELECT
tx.hash AS tx_hash,
pu.hash_id AS hash_id,
active_epoch_no
FROM pool_update pu
JOIN tx
ON tx.id = pu.registered_tx_id
WHERE pu.hash_id = ANY($1)
ORDER BY pu.id DESC
`;
export const findPoolsRetirements = `
SELECT
tx.hash AS tx_hash,
pr.hash_id AS hash_id,
retiring_epoch
FROM pool_retire pr
JOIN tx
ON tx.id = pr.announced_tx_id
WHERE pr.hash_id = ANY($1)
`;
export const poolsByPledgeMetSubqueries: readonly SubQuery[] = [
{
id: { name: 'pools_delegated' },
query: `
SELECT
ph.id,
ph.view,
pu.id AS update_id,
pu.active_epoch_no,
pu.pledge,
sa.id AS stake_address_id
FROM pool_hash ph
JOIN pool_update pu
ON pu.id = (
SELECT id
FROM pool_update pu2
WHERE pu2.hash_id = ph.id
ORDER BY id DESC
LIMIT 1
)
JOIN stake_address sa ON
sa.id = pu.reward_addr_id
LEFT JOIN delegation d1 ON
sa.id = d1.addr_id
WHERE NOT EXISTS
(SELECT TRUE
FROM delegation d2
WHERE d2.addr_id=d1.addr_id
AND d2.tx_id>d1.tx_id)
AND NOT EXISTS
(SELECT TRUE
FROM stake_deregistration
WHERE stake_deregistration.addr_id=d1.addr_id
AND stake_deregistration.tx_id>d1.tx_id)
`
},
{
id: { name: 'pool_owner_rewards' },
query: `
SELECT
COALESCE(SUM(r.amount),0) AS total_amount,
sa.id AS stake_address_id,
r.pool_id
FROM reward r
JOIN stake_address sa ON
sa.id = r.addr_id
WHERE sa.id in (SELECT stake_address_id FROM pools_delegated) and
r.spendable_epoch <= (SELECT "no" FROM current_epoch)
GROUP BY r.pool_id, sa.id`
},
{
id: { name: 'pool_owner_withdraws' },
query: `
SELECT
COALESCE(SUM(w.amount),0) AS total_amount,
sa.id AS stake_address_id
FROM withdrawal w
JOIN stake_address sa ON sa.id = w.addr_id
JOIN pools_delegated pool ON pool.stake_address_id = sa.id
GROUP BY sa.id`
},
{
id: { name: 'reward_acc_balance' },
query: `
SELECT
(r.total_amount - w.total_amount) AS total_amount,
r.stake_address_id,
r.pool_id
FROM pool_owner_rewards r
JOIN pool_owner_withdraws w
ON r.stake_address_id = w.stake_address_id `
},
{
id: { name: 'owners_utxo' },
query: `
SELECT
tx_out.value AS value,
pu.hash_id
FROM tx_out
JOIN pool_owner o ON
o.addr_id = tx_out.stake_address_id
JOIN pool_update pu ON
o.pool_update_id = pu.id
AND pu.hash_id IN (SELECT id FROM pools_delegated)
LEFT JOIN tx_in ON
tx_out.tx_id = tx_in.tx_out_id AND
tx_out.index = tx_in.tx_out_index
WHERE
tx_in.tx_out_id IS NULL`
},
{
id: { name: 'owners_balance' },
query: `
SELECT
SUM(value) AS total_amount,
hash_id AS pool_hash_id
FROM owners_utxo
GROUP BY hash_id`
}
];
export const POOLS_WITH_PLEDGE_MET = {
JOIN_CLAUSE: `
LEFT JOIN owners_balance o_balance ON
ph.id = o_balance.pool_hash_id
LEFT JOIN reward_acc_balance r_balance ON
r_balance.pool_id = ph.id`,
SELECT_CLAUSE: `
SELECT
ph.id,
ph.update_id
FROM pools_delegated AS ph`,
WHERE_CLAUSE: (metPledge: boolean) => `
((COALESCE(o_balance.total_amount,0) +
COALESCE (r_balance.total_amount, 0))
${metPledge ? ' >=' : '<'} ph.pledge)`,
WITH_CLAUSE: `WITH
current_epoch AS (${findLastEpoch}),
${poolsByPledgeMetSubqueries.map((subQuery) => `${subQuery.id.name} AS (${subQuery.query})`).join(', ')}
`
};
export const STATUS_QUERY = {
SELECT_CLAUSE: `
SELECT
ph.id,
pu.id AS update_id
FROM pool_hash ph
JOIN pool_update pu
ON pu.id = (
SELECT id
FROM pool_update pu2
WHERE pu2.hash_id = ph.id
ORDER BY id DESC
LIMIT 1
)
LEFT JOIN pool_retire pr
ON pr.id = (
SELECT id
FROM pool_retire pr2
WHERE pr2.hash_id = ph.id
ORDER BY id desc
LIMIT 1
)
`,
WITH_CLAUSE: `WITH
current_epoch AS (${findLastEpoch})`
};
export const IDENTIFIER_QUERY = {
JOIN_CLAUSE: {
OFFLINE_METADATA: `
LEFT JOIN off_chain_pool_data pod
ON pod.pool_id = ph.id
`,
POOL_UPDATE: `
JOIN pool_update pu
ON pu.id = (
SELECT id
FROM pool_update pu2
WHERE pu2.hash_id = ph.id
ORDER BY id DESC
LIMIT 1
)`
},
SELECT_CLAUSE: `
SELECT
ph.id,
pu.id AS update_id
FROM pool_hash ph
`
};
export const getIdentifierFullJoinClause = () => `
${IDENTIFIER_QUERY.JOIN_CLAUSE.POOL_UPDATE}
${IDENTIFIER_QUERY.JOIN_CLAUSE.OFFLINE_METADATA}`;
export const findPoolsData = `
SELECT
pu.hash_id,
ph.hash_raw AS pool_hash,
pu.id AS update_id,
ph.view AS pool_id,
sa.view AS reward_address,
pu.reward_addr_id,
pu.pledge,
pu.fixed_cost,
pu.margin,
pu.vrf_key_hash,
metadata.url AS metadata_url,
metadata.hash AS metadata_hash,
pod.json AS offline_data
FROM pool_update pu
JOIN pool_hash ph ON
ph.id = pu.hash_id
JOIN stake_address sa ON
sa.id = pu.reward_addr_id
LEFT JOIN pool_metadata_ref metadata
ON metadata.id = pu.meta_id
LEFT JOIN off_chain_pool_data pod
ON metadata.id = pod.pmr_id
WHERE pu.id = ANY($1)
`;
export const findBlockfrostPoolsData = `
SELECT
pu.hash_id,
ph.hash_raw AS pool_hash,
pu.id AS update_id,
ph.view AS pool_id,
pu.reward_addr_id,
pu.pledge,
pu.fixed_cost,
pu.margin,
pu.vrf_key_hash,
metadata.url AS metadata_url,
metadata.hash AS metadata_hash,
pod.json AS offline_data
FROM pool_update pu
JOIN pool_hash ph ON
ph.id = pu.hash_id
LEFT JOIN pool_metadata_ref metadata
ON metadata.id = pu.meta_id
LEFT JOIN off_chain_pool_data pod
ON metadata.id = pod.pmr_id
WHERE pu.id = ANY($1)
`;
const toCaseInsensitiveParam = (_array: string[]) => `${_array.join('|')}`;
const toSimilarToString = (_array: string[]) => `%(${_array.join('|')})%`;
export const getIdentifierWhereClause = (
identifier: MultipleChoiceSearchFilter<
Partial<Pick<Cardano.PoolParameters, 'id'> & Pick<Cardano.StakePoolMetadata, 'name' | 'ticker'>>
>
) => {
const condition = identifier._condition ? ` ${identifier._condition} ` : ' or ';
const names = [];
const tickers = [];
const ids = [];
for (const value of identifier.values) {
value.id && ids.push(value.id);
value.ticker && tickers.push(value.ticker);
value.name && names.push(value.name);
}
const whereConditions = [];
const params = [];
if (names.length > 0) {
params.push(toCaseInsensitiveParam(names));
// eslint-disable-next-line quotes
whereConditions.push(`(pod."json" ->>'name')::varchar ~* $1`);
}
if (tickers.length > 0) {
params.push(toCaseInsensitiveParam(tickers));
whereConditions.push(`pod.ticker_name ~* $${params.length}`);
}
if (ids.length > 0) {
params.push(toSimilarToString(ids));
whereConditions.push(`ph.view SIMILAR TO $${params.length}`);
}
return { params, where: `(${whereConditions.join(condition)})` };
};
export const getStatusWhereClause = (
status: Cardano.StakePoolStatus[],
columns?: {
activeEpoch?: string;
}
) => {
const whereClause = [];
const activeEpochColumn = columns?.activeEpoch || 'pu.active_epoch_no';
if (status.includes(Cardano.StakePoolStatus.Retiring))
whereClause.push(
`(COALESCE(pr.retiring_epoch,0) > (SELECT "no" FROM current_epoch)
AND COALESCE(pr.retiring_epoch,0) > ${activeEpochColumn})`
);
if (status.includes(Cardano.StakePoolStatus.Retired))
whereClause.push(
`(COALESCE(pr.retiring_epoch,0) <= (SELECT "no" FROM current_epoch)
AND COALESCE(pr.retiring_epoch,0) > ${activeEpochColumn})`
);
if (status.includes(Cardano.StakePoolStatus.Activating))
whereClause.push(
`(${activeEpochColumn} > (SELECT "no" FROM current_epoch)
AND COALESCE(pr.retiring_epoch,0) <= ${activeEpochColumn})`
);
if (status.includes(Cardano.StakePoolStatus.Active))
whereClause.push(
`(${activeEpochColumn} <= (SELECT "no" FROM current_epoch)
AND COALESCE(pr.retiring_epoch,0) < ${activeEpochColumn})`
);
return `(${whereClause.join(' OR ')})`;
};
export const withPagination = (query: string, args: unknown[], pagination?: QueryStakePoolsArgs['pagination']) => {
if (pagination) {
return {
args: [...args, pagination.limit, pagination.startAt],
query: `${query} LIMIT $${args.length + 1} OFFSET $${args.length + 2}`
};
}
return { args, query };
};
const orderBy = (query: string, sort: OrderByOptions[]) =>
sort && sort.length > 0
? `${query} ORDER BY ${sort.map(({ field, order }) => `${field} ${order} NULLS LAST`).join(', ')}`
: query;
export const addSentenceToQuery = (query: string, sentence: string) => query + sentence;
export const buildOrQueryFromClauses = (clauses: SubQuery[]) => {
const uniqueIds = new Set();
const uniqueClauses = clauses.filter((clause) => {
const isDuplicate = uniqueIds.has(clause.id);
uniqueIds.add(clause.id);
if (!isDuplicate) {
return true;
}
});
const primarySubQueries = clauses.filter((clause) => clause.id.isPrimary);
return `
WITH ${uniqueClauses.map(({ id, query }) => `${id.name} AS (${query})`).join(', ')}
SELECT id, update_id
FROM
(${primarySubQueries.map((subQuery) => `SELECT id, update_id FROM ${subQuery.id.name}`).join(' UNION ')})
AS pools
GROUP BY id,update_id
ORDER BY id DESC
`;
};
export const findPoolStats = `
WITH current_epoch AS (
SELECT MAX(epoch_no) AS epoch_no
FROM block
),
last_pool_update AS (
SELECT
pool_update.hash_id,
pool_update.registered_tx_id,
pool_update.active_epoch_no
FROM pool_update
JOIN (
SELECT hash_id, MAX(registered_tx_id) AS tx_id
FROM pool_update
WHERE active_epoch_no <= (SELECT epoch_no FROM current_epoch)
GROUP BY hash_id
) AS last_update ON pool_update.hash_id = last_update.hash_id
AND pool_update.registered_tx_id = last_update.tx_id
),
last_pool_retire AS (
SELECT
pool_retire.hash_id,
MAX(pool_retire.announced_tx_id) AS announced_tx_id,
pool_retire.retiring_epoch FROM pool_retire
JOIN (
SELECT hash_id, MAX(retiring_epoch) AS epoch
FROM pool_retire
GROUP BY hash_id
) AS last_retired ON pool_retire.hash_id = last_retired.hash_id
AND pool_retire.retiring_epoch = last_retired.epoch
GROUP BY pool_retire.hash_id, pool_retire.retiring_epoch
)
SELECT
COUNT(
CASE WHEN pool_retire.hash_id IS NULL
OR (
pool_update.active_epoch_no > pool_retire.retiring_epoch
AND pool_retire.retiring_epoch <= (SELECT epoch_no FROM current_epoch)
) THEN 1 ELSE NULL END) AS active,
COUNT(
CASE WHEN pool_retire.hash_id IS NOT NULL
AND (
pool_update.active_epoch_no <= pool_retire.retiring_epoch
AND pool_retire.retiring_epoch <= (SELECT epoch_no FROM current_epoch)
) THEN 1 ELSE NULL END) AS retired,
COUNT(
CASE WHEN pool_retire.hash_id IS NOT NULL
AND (
pool_update.active_epoch_no <= pool_retire.retiring_epoch
AND pool_retire.retiring_epoch > (SELECT epoch_no FROM current_epoch)
) THEN 1 ELSE NULL END) AS retiring
FROM last_pool_update AS pool_update
LEFT JOIN last_pool_retire AS pool_retire
ON pool_update.hash_id = pool_retire.hash_id`;
const sortFieldMapping: Record<string, { field: string; secondary?: string[] }> = {
cost: { field: 'fixed_cost', secondary: ['margin'] },
name: { field: "lower((pod.json ->> 'name')::TEXT)" }
};
const mapSort = (sort: OrderByOptions | undefined) => {
Iif (!sort) return [];
const mapping = sortFieldMapping[sort.field];
if (!mapping) return [{ field: sort.field, order: sort.order }];
const secondarySorts = mapping.secondary?.map((field) => ({ field, order: sort.order })) ?? [];
return [{ field: mapping.field, order: sort.order }, ...secondarySorts];
};
export const withSort = (query: string, sort?: QueryStakePoolsArgs['sort'], defaultSort?: OrderByOptions[]) => {
if (!sort?.field && defaultSort) {
const defaultMappedSort = defaultSort.flatMap(mapSort);
return orderBy(query, defaultMappedSort);
}
Iif (!sort?.field) return query;
const sortType = getStakePoolSortType(sort.field);
const mappedSort = mapSort(sort);
switch (sortType) {
case 'data':
return orderBy(query, [...mappedSort, { field: 'pool_id', order: 'asc' }]);
case 'metrics':
return orderBy(query, [...mappedSort, { field: 'id', order: 'asc' }]);
case 'apy':
return orderBy(query, [...mappedSort, { field: 'hash_id', order: 'asc' }]);
default:
return orderBy(query, [...mappedSort]);
}
};
export const blockfrostQuery = {
SELECT: `
WITH pool_updates AS (
SELECT
hash_id,
MAX(id) AS update_id
FROM pool_update
GROUP BY hash_id
)
SELECT
ph.id,
pu.update_id
FROM pool_hash ph
JOIN pool_updates pu ON
pu.hash_id = ph.id`,
identifier: {
JOIN: `
LEFT JOIN off_chain_pool_data pod ON
pmr_id = meta_id`
},
identifierOrPledge: {
JOIN: `
JOIN pool_update pl ON
pl.id = pu.update_id`
},
pledge: { WHERE: (pledgeMet: boolean) => `live_pledge ${pledgeMet ? '>=' : '<'} pledge` },
pledgeOrStatus: {
JOIN: `
LEFT JOIN blockfrost.pool_metric pm ON
pm.pool_hash_id = ph.id`
},
status: { WHERE: (status: Cardano.StakePoolStatus[]) => `(${status.map((_) => `status = '${_}'`).join(' OR ')})` }
} as const;
const Queries = {
IDENTIFIER_QUERY,
POOLS_WITH_PLEDGE_MET,
STATUS_QUERY,
findBlockfrostPoolsData,
findBlockfrostPoolsMetrics,
findLastEpoch,
findLastEpochWithData,
findPoolAPY,
findPoolStats,
findPools,
findPoolsData,
findPoolsMetrics,
findPoolsOwners,
findPoolsRegistrations,
findPoolsRelays,
findPoolsRetirements
};
export default Queries;
|