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30 lines
1.4 KiB
TypeScript
30 lines
1.4 KiB
TypeScript
import { formatDocNo } from '@sims/domain'
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import type { DB } from './db'
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export const TYPE_PREFIX: Record<string, string> = {
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QUOTATION: 'QT', PROFORMA: 'PI', INVOICE: 'INV', RECEIPT: 'RCT', CREDIT_NOTE: 'CN',
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}
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export function nextDocNo(db: DB, docType: string, fy: string): string {
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const prefix = `${TYPE_PREFIX[docType]}/${fy.slice(2)}`
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db.prepare(
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// Portability quirk: ON CONFLICT upsert is SQLite/Postgres dialect (standard SQL has MERGE).
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`INSERT INTO doc_series (doc_type, fy, prefix, next_seq) VALUES (?, ?, ?, 1)
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ON CONFLICT (doc_type, fy) DO NOTHING`,
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).run(docType, fy, prefix)
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const row = db.prepare(`SELECT prefix, next_seq FROM doc_series WHERE doc_type=? AND fy=?`)
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.get(docType, fy) as { prefix: string; next_seq: number }
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db.prepare(`UPDATE doc_series SET next_seq = next_seq + 1 WHERE doc_type=? AND fy=?`).run(docType, fy)
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return formatDocNo(row.prefix, row.next_seq, 4)
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}
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/** Mid-FY cutover (spec §4): continue after the last APEX-issued number. */
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export function seedSeries(db: DB, docType: string, fy: string, lastUsedSeq: number): void {
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const prefix = `${TYPE_PREFIX[docType]}/${fy.slice(2)}`
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db.prepare(
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// Portability quirk: ON CONFLICT upsert is SQLite/Postgres dialect (standard SQL has MERGE).
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`INSERT INTO doc_series (doc_type, fy, prefix, next_seq) VALUES (?, ?, ?, ?)
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ON CONFLICT (doc_type, fy) DO UPDATE SET next_seq = excluded.next_seq`,
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).run(docType, fy, prefix, lastUsedSeq + 1)
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}
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