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// Generated, do not edit. sha256:1f3b140e78bb63390abe586ae0f82dd70eb59c31c977547efd2e278b927a1a2f
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import * as db from '../db.js';
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import { localDate } from '../../shared/time.js';
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import { ENUMS } from '../../shared/config.js';
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import { fail } from '../../shared/app-error.js';
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import { assertEnum, nowIso } from './_shared.js';
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import { EVENT_JOIN } from './events.js';
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import { trackDelete, trackUpdate } from './change-log.js';
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import { emitChange } from './_events.js';
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export function listInterestForAccount(accountId) {
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return db.all(`${EVENT_JOIN} WHERE e.type = 'interest' AND e.toAccountId = ? ORDER BY e.occurredAt DESC, e.id DESC`, [accountId]);
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}
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export function listInterest() {
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const rows = db.all(`${EVENT_JOIN} WHERE e.type = 'interest' ORDER BY e.occurredAt DESC, e.id DESC`);
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const schedules = listAllSchedules();
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const links = creditLinks();
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for (const r of rows) {
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const s = attributeSchedule(r, schedules, links);
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r.scheduleId = s ? s.id : null;
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r.schedule_label = s ? scheduleLabel(s) : null;
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}
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return rows;
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}
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export function listAllSchedules() {
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return db.all(`
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SELECT s.*, ac.name AS account_name,
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pa.symbol AS principal_symbol, pa.decimals AS principal_decimals,
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pa.unit AS principal_unit, pa.subunit AS principal_subunit, pa.displayUnit AS principal_display_unit,
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po.symbol AS payout_symbol, po.decimals AS payout_decimals,
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po.unit AS payout_unit, po.subunit AS payout_subunit, po.displayUnit AS payout_display_unit
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FROM InterestSchedule s
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JOIN Account ac ON ac.id = s.accountId
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LEFT JOIN Asset pa ON pa.id = s.principalAssetId
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JOIN Asset po ON po.id = s.payoutAssetId
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ORDER BY s.startsOn DESC, s.id DESC`);
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}
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export function scheduleLabel(s) {
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const period = `${s.startsOn}–${s.endsOn || 'heden'}`;
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const kind = s.rateKind === 'variable' ? 'variabel' : `${+(s.annualRate * 100).toFixed(4)}%`;
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return `${s.account_name} · ${s.payout_symbol} · ${kind} · ${period}`;
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}
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export function realizedForSchedule(s, asofIso, sinceIso = null) {
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const stored = listSchedulesForAccount(s.accountId);
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const schedules = stored.some(o => o.id === s.id) ? stored.map(o => (o.id === s.id ? s : o)) : [...stored, s];
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const links = creditLinks();
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return db.all(`SELECT id, occurredAt, toAccountId, assetId, amount FROM Event
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WHERE type = 'interest' AND toAccountId = ? AND assetId = ? AND occurredAt >= ? AND occurredAt <= ?`,
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[s.accountId, s.payoutAssetId, sinceIso || '', `${asofIso}T23:59:59`])
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.filter(ev => attributeSchedule(ev, schedules, links) === s)
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.reduce((n, ev) => n + ev.amount, 0);
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}
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function creditLinks() {
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return new Map(db.all(`SELECT eventId, scheduleId FROM InterestCredit WHERE eventId IS NOT NULL`)
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.map(c => [c.eventId, c.scheduleId]));
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}
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function attributeSchedule(ev, schedules, links) {
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const linkedId = links.get(ev.id);
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const linked = linkedId != null ? schedules.find(s => s.id === linkedId) : null;
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if (linked) return linked;
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const date = localDate(ev.occurredAt);
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let best = null;
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for (const s of schedules) {
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if (s.accountId !== ev.toAccountId || s.payoutAssetId !== ev.assetId) continue;
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if (date < s.startsOn || (s.endsOn && date > s.endsOn)) continue;
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if (!best || s.startsOn > best.startsOn) best = s;
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}
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return best;
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}
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export function listSchedulesForAccount(accountId) {
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return db.all(`
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SELECT s.*,
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pa.symbol AS principal_symbol, pa.decimals AS principal_decimals,
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pa.unit AS principal_unit, pa.subunit AS principal_subunit, pa.displayUnit AS principal_display_unit,
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po.symbol AS payout_symbol, po.decimals AS payout_decimals,
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po.unit AS payout_unit, po.subunit AS payout_subunit, po.displayUnit AS payout_display_unit
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FROM InterestSchedule s
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LEFT JOIN Asset pa ON pa.id = s.principalAssetId
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JOIN Asset po ON po.id = s.payoutAssetId
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WHERE s.accountId = ?
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ORDER BY s.startsOn DESC, s.id DESC`, [accountId]);
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}
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function assertSchedule(s) {
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assertEnum('rateKind', ENUMS.INTEREST_RATE_KIND, s.rateKind);
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if (!s.payoutAssetId) fail('accounts.schPayoutRequired', null, 'A schedule needs a payout asset.');
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if (!s.startsOn) fail('accounts.schStartRequired', null, 'A schedule needs a start date.');
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if (s.endsOn && s.endsOn < s.startsOn) fail('accounts.schEndBeforeStart', null, 'The end date precedes the start date.');
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if (s.rateKind === 'variable') {
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if (s.principalAssetId != null || s.principalAmount != null || s.annualRate != null) throw new Error('A schedule on "manual or import" has no principal or rate: the app computes nothing there.');
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if (s.creditCadence != null || s.creditWeekday != null || s.creditDayOfMonth != null) throw new Error('A schedule on "manual or import" has no credit cadence: the interest comes from outside.');
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if (s.compounding) throw new Error('A schedule on "manual or import" has no interest on interest: the app computes nothing there.');
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return;
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}
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if (s.compounding) {
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if (s.principalAmount == null) fail('interest.compoundingNeedsPrincipal', null, 'Interest on interest needs a fixed principal; a principal that follows the balance already grows by every credit.');
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if (s.principalAssetId !== s.payoutAssetId) fail('interest.compoundingNeedsSameAsset', null, 'Interest on interest needs the payout in the principal asset.');
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}
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if (!s.principalAssetId) fail('accounts.schAssetRequired', null, 'A schedule needs a principal asset.');
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if (s.principalAmount != null && !(s.principalAmount > 0)) {
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fail('interest.principalPositive', null, 'The principal has to be greater than 0; leave it empty to follow the account balance.');
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}
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if (!(s.annualRate >= 0)) fail('interest.rateNotNegative', null, 'The annual rate may not be negative.');
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assertEnum('creditCadence', ENUMS.INTEREST_CADENCE, s.creditCadence);
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if (s.creditCadence === 'weekly') {
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if (!Number.isInteger(s.creditWeekday) || s.creditWeekday < 0 || s.creditWeekday > 6) fail('interest.weekdayRequired', null, 'Pick a weekday for the weekly credit.');
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if (s.creditDayOfMonth != null) throw new Error('A weekly schedule has no day of the month.');
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} else if (s.creditCadence === 'monthly') {
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if (!Number.isInteger(s.creditDayOfMonth) || s.creditDayOfMonth < 1 || s.creditDayOfMonth > 31) fail('interest.dayOfMonthRequired', null, 'Pick a day of the month for the monthly credit.');
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if (s.creditWeekday != null) throw new Error('A monthly schedule has no weekday.');
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} else if (s.creditWeekday != null || s.creditDayOfMonth != null) {
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throw new Error('This cadence uses neither a weekday nor a day of the month.');
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}
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}
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export async function createSchedule(s) {
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assertSchedule(s);
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db.run(`INSERT INTO InterestSchedule
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(accountId, rateKind, principalAssetId, payoutAssetId, principalAmount, annualRate, startsOn, endsOn, creditCadence, creditWeekday, creditDayOfMonth, compounding, note, createdAt)
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VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?)`,
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[s.accountId, s.rateKind, s.principalAssetId ?? null, s.payoutAssetId, s.principalAmount ?? null, s.annualRate ?? null,
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s.startsOn, s.endsOn ?? null, s.creditCadence ?? null, s.creditWeekday ?? null, s.creditDayOfMonth ?? null,
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s.compounding ? 1 : 0, s.note ?? null, nowIso()]);
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const id = db.lastId();
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await db.persist();
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emitChange('ledger-changed');
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return id;
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}
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export async function updateSchedule(id, s) {
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assertSchedule(s);
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if (!s.accountId) fail('interest.schAccountRequired', null, 'A schedule needs an account.');
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trackUpdate('InterestSchedule', id, () =>
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db.run(`UPDATE InterestSchedule SET
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accountId = ?, rateKind = ?, principalAssetId = ?, payoutAssetId = ?, principalAmount = ?, annualRate = ?,
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startsOn = ?, endsOn = ?, creditCadence = ?, creditWeekday = ?, creditDayOfMonth = ?, compounding = ?, note = ?
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WHERE id = ?`,
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[s.accountId, s.rateKind, s.principalAssetId ?? null, s.payoutAssetId, s.principalAmount ?? null, s.annualRate ?? null,
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s.startsOn, s.endsOn ?? null, s.creditCadence ?? null, s.creditWeekday ?? null, s.creditDayOfMonth ?? null,
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s.compounding ? 1 : 0, s.note ?? null, id]));
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await db.persist();
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emitChange('ledger-changed');
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}
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export async function deleteSchedule(id) {
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trackDelete('InterestSchedule', id, () => db.run(`DELETE FROM InterestSchedule WHERE id = ?`, [id]));
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await db.persist();
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emitChange('ledger-changed');
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}
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export function listPeriods(scheduleId) {
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return db.all(`SELECT * FROM InterestPeriod WHERE scheduleId = ? ORDER BY startsOn ASC`, [scheduleId]);
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}
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function assertPeriod(scheduleId, p) {
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const s = db.one(`SELECT startsOn, endsOn, rateKind FROM InterestSchedule WHERE id = ?`, [scheduleId]);
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if (!s) fail('interest.unknownSchedule', null, 'Unknown interest schedule.');
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if (s.rateKind !== 'fixed') throw new Error('A schedule on "manual or import" has no rate, and therefore no interest periods.');
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if (!p.startsOn) fail('interest.periodStartRequired', null, 'A period needs a start date.');
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if (p.startsOn <= s.startsOn) {
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fail('interest.periodStartBeforeSchedule', { start: s.startsOn },
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`The start date has to be after the start of the schedule (${s.startsOn}); the rate from that day on is on the schedule itself.`);
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}
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if (s.endsOn && p.startsOn > s.endsOn) {
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fail('interest.periodStartAfterEnd', { eind: s.endsOn },
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`The start date is after the end of the schedule (${s.endsOn}).`);
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}
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if (!(p.annualRate >= 0)) fail('interest.rateNotNegative', null, 'The annual rate may not be negative.');
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}
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export async function createPeriod(scheduleId, p) {
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assertPeriod(scheduleId, p);
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db.run(`INSERT INTO InterestPeriod (scheduleId, startsOn, annualRate) VALUES (?,?,?)`,
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[scheduleId, p.startsOn, p.annualRate]);
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const id = db.lastId();
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await db.persist();
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return id;
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}
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export async function updatePeriod(id, p) {
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const bestaand = db.one(`SELECT scheduleId FROM InterestPeriod WHERE id = ?`, [id]);
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if (!bestaand) fail('interest.unknownPeriod', null, 'Unknown interest period.');
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assertPeriod(bestaand.scheduleId, p);
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trackUpdate('InterestPeriod', id, () =>
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db.run(`UPDATE InterestPeriod SET startsOn = ?, annualRate = ? WHERE id = ?`, [p.startsOn, p.annualRate, id]));
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await db.persist();
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}
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export async function deletePeriod(id) {
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trackDelete('InterestPeriod', id, () => db.run(`DELETE FROM InterestPeriod WHERE id = ?`, [id]));
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await db.persist();
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}
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