68 lines
2.2 KiB
TypeScript
68 lines
2.2 KiB
TypeScript
import type { BASAccount } from '@/types'
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import {
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suggestVatTreatment,
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type AccountVatTreatment,
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} from '@/lib/vat/account-vat-treatment'
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import type { AccountMapping } from './types'
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/**
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* Add reviewable VAT suggestions to identity mappings. SIE itself has no VAT
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* treatment record, so suggestions come only from the account label and are
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* never considered reviewed until the user continues from the mapping step.
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*/
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export function enrichAccountMappingsWithVat(
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mappings: AccountMapping[],
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existingAccounts: BASAccount[],
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): AccountMapping[] {
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const existingByNumber = new Map(
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existingAccounts.map((account) => [account.account_number, account]),
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)
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return mappings.map((mapping) => {
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if (!mapping.targetAccount || mapping.sourceAccount !== mapping.targetAccount) return mapping
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const accountClass = Number(mapping.sourceAccount.charAt(0))
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if (accountClass < 3 || accountClass > 6) return mapping
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const existing = existingByNumber.get(mapping.targetAccount)
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if (existing?.default_vat_treatment) {
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return {
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...mapping,
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defaultVatTreatment: existing.default_vat_treatment,
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defaultVatRate: existing.default_vat_rate,
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vatTreatmentReviewed: true,
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vatTreatmentSuggested: false,
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requiresVatTreatmentReview: false,
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}
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}
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const suggestion = suggestVatTreatment(mapping.sourceAccount, mapping.sourceName)
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return {
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...mapping,
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defaultVatTreatment: suggestion?.treatment ?? null,
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defaultVatRate: suggestion?.rate ?? existing?.default_vat_rate ?? null,
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vatTreatmentSuggested: Boolean(suggestion),
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vatTreatmentReviewed: false,
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requiresVatTreatmentReview: accountClass >= 3 && accountClass <= 6,
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}
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})
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}
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export function applyVatTreatmentReview(
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mappings: AccountMapping[],
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sourceAccount: string,
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treatment: AccountVatTreatment | null,
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rate: number | null,
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): AccountMapping[] {
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return mappings.map((mapping) =>
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mapping.sourceAccount === sourceAccount
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? {
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...mapping,
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defaultVatTreatment: treatment,
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defaultVatRate: rate,
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vatTreatmentSuggested: false,
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vatTreatmentReviewed: true,
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}
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: mapping
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)
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}
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