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Feat/issue 2 type definitions - #13

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mevlutkural merged 15 commits into
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feat/issue-2-type-definitions
Apr 9, 2026
Merged

Feat/issue 2 type definitions#13
mevlutkural merged 15 commits into
mainfrom
feat/issue-2-type-definitions

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Summary

Implements the complete domain-modular type system for all 28 EsnekPos API endpoints across 9 domains. No runtime logic — pure type definitions, result classes with behavior, and service contracts that will be implemented in subsequent issues.

Closes #2

Changes

Architecture:

  • Split types into params.ts (input interfaces), results.ts (result classes + output model interfaces), and contract.ts (service interface) per domain
  • Internal raw types live in src/internal/*.types.ts — SCREAMING_SNAKE_CASE matching the EsnekPos API exactly, never exported
  • Each internal type file is annotated with @endpoint, @Req, @res, @note JSDoc — the internal types themselves serve as a compact API reference

Result classes expose normalized camelCase getters over raw API responses and provide a PCI-safe toJSON() on every class. Notable:

  • ProcessQueryResult — isSuccessful / isCancelled / isRefunded / isPending computed from status; handles ORDER_CANCEL (RETURN_CODE 300) transparently
  • Pay3DInitResult / CommonPaymentResult — redirectUrl, masking via CreditCardInput
  • QueryRecurringPlanResult / ListRecurringPlansResult — normalizes COSTUMER_* API typos
  • SetSubMerchantResult — handles PascalCase response (ResultCode/ResultMessage) unique to this endpoint

Shared foundation

  • CreditCardInput class with PCI-DSS compliant toJSON() (card number masked, CVV always ***)
  • TransactionStatusId enum for all payment lifecycle states
  • DateRange — date format inconsistency documented (GetReceiptList uses YYYY-MM-DD, GetPaymentList/GetExtractList use DD-MM-YYYY)

API compatibility fixes caught during doc verification

  • GetDealerBalanceParams.currency narrowed to 'TRY' | 'USD' | 'EUR' (GBP not accepted by this endpoint despite being in the shared Currency type)
  • CreateRecurringPlanParams.cards and AddRecurringCardParams.card use RecurringCard instead of CreditCardInput — recurring API has no installment concept at the card level
  • ProcessQueryResult now exposes orderRefNo, paymentDate, successTransactionId (previously missing from public API)
  • Marketplace SubMerchantDetail renamed to MarketplaceSubMerchant to avoid conflict with query domain's SubMerchantDetail

Testing

No runtime implementation yet — this PR is type definitions only. Verified with:

  • pnpm tsc --noEmit — zero type errors
  • pnpm biome check src/ — zero lint/format violations
  • pnpm build — builds cleanly to 88.59 KB .d.ts

All 28 endpoint response shapes cross-referenced against .temp/md-docs/ API documentation. Discrepancies found and corrected (see Changes above).

Checklist

  • Tests added or updated — N/A: no runtime logic in this PR
  • JSDoc updated for any changed public API
  • pnpm typecheck passes
  • pnpm lint passes
  • pnpm build passes
  • Changeset added (pnpm changeset) if this is a user-facing change — will add before merge

mevlutkural and others added 14 commits April 4, 2026 23:17
fix: pass vitest when no test files exist yet
…types

Adds the core building blocks used across all domains:
- src/shared/common.ts: Currency, PaymentLocale, TransactionStatusId, CustomerInfo,
  CustomerInfoWithIp, ProductItem, DateRange, CreditCardInput (PCI-DSS safe toJSON)
- src/config/config.ts: EsnekPosClientConfig, EsnekPosEnvironment, EsnekPosDebugOptions
- src/internal/shared.types.ts: RawBaseResponse, RawTransaction, RawAmountTransferDetail,
  RawSubMerchantDetail, RawProduct — shared sub-types reused across all raw response types
Adds SCREAMING_SNAKE_CASE raw response types matching the EsnekPos API exactly.
Each file is annotated with @endpoint, @Req, @res, and @note JSDoc tags so the
internal types serve as a compact API reference without needing the full MD docs.

Domains covered: payment, query, refund, callback, card, reporting, recurring,
marketplace, payment-request.

Notable quirks documented inline:
- ProcessQuery uses ORDER_REF_NO (not ORDER_REF_NUMBER)
- SubMerchantSet response uses PascalCase (ResultCode, ResultMessage)
- SubMerchantQuery returns MERCHANT_DETAIL (not SUBMERCHANT_DETAIL)
- COSTUMER_* typos in recurring API preserved as-is
- BIN query response uses mixed-case keys (Bank_Name, Card_Type)
- Pay3DParams: 3D Secure payment initiation (card + CustomerInfoWithIp + products)
- CommonPageParams: hosted payment page initiation (no card, CustomerInfo)
- Pay3DInitResult: isAccepted, redirectUrl, refNo, orderRefNumber, maskedCardNumber,
  isNon3DPayment, date — with PCI-safe toJSON()
- CommonPaymentResult: isAccepted, redirectUrl, refNo, orderRefNumber, date
- IPaymentService contract
- ProcessQueryParams / ProcessQueryDetailParams / ListPaymentsParams
- ProcessQueryResult: isSuccessful, isCancelled, isRefunded, isPending, orderRefNo,
  refNo, amount, installment, date, paymentDate, successTransactionId, transactions,
  lastTransaction — handles ORDER_CANCEL status transparently
- ProcessQueryDetailResult: full card/customer/commission/transaction detail
- ListPaymentsResult: paginated payment list with normalized TransactionItem[]
- Shared output model types: AmountTransferDetail, SubMerchantDetail, TransactionItem,
  PaymentProduct, PaymentListItem
- IQueryService contract
- RefundParams: orderRefNumber, amount, syncWithPos (optional, default async)
- RefundResult: isAccepted, message, orderRefNumber, refNo, transactionId
  (transactionId only present when syncWithPos=true and bank confirms immediately)
- IRefundService contract
- CallbackPayload: type alias for the form-POST body EsnekPos sends to BACK_URL
- PaymentCallbackResult: isSuccessful, isCancelled, orderRefNumber, refNo,
  returnCode, message, amount, installment, customerInfo — with warning that
  callback alone is not proof of payment (must verify via processQuery)
- CallbackCustomerInfo output model
- ICallbackService contract
- BinQueryParams: cardNumber (first 6-8 digits, no auth required)
- GetInstallmentsParams: cardNumber, amount, currency
- BinQueryResult: bankName, bankBrand, cardType, cardFamily, cardKind
  (BIN endpoint returns mixed-case keys — normalized here)
- InstallmentOption output model
- GetInstallmentsResult: installments[] with rate, amountPerInstallment, total,
  dealerAmount
- ICardService contract
- ListReceiptsParams / ListExtractsParams / GetDealerBalanceParams
  (getDealerBalance currency narrowed to TRY|USD|EUR — GBP not supported by API)
- ListReceiptsResult: receipts[] with number, serial, dealerName, url
- ListExtractsResult: extracts[] with full batch detail and nested transactions
- GetDealerBalanceResult: balance, depositBalance, chargebackBalance, totalBalance
- Output model types: ReceiptItem, ExtractTransaction, ExtractItem, DealerBalance
- IReportingService contract
- RecurringCard: plain card interface without installments (recurring API has no
  installment concept at card level — CreditCardInput would be incorrect here)
- RecurringCustomer, CreateRecurringPlanParams, CancelRecurringPlanParams,
  RemoveRecurringCardParams, AddRecurringCardParams, QueryRecurringPlanParams,
  ListRecurringPlansParams
- CreateRecurringPlanResult, CancelRecurringPlanResult, RemoveRecurringCardResult,
  AddRecurringCardResult, QueryRecurringPlanResult, ListRecurringPlansResult
- Output model types: RecurringPaymentTry, RecurringPaymentTransaction,
  RecurringPlanListItem
- IRecurringService contract
- SubMerchantBankAccount, SubMerchantType (PERSONAL|PERSONAL_COMPANY|COMPANY)
- SetSubMerchantParams, QuerySubMerchantParams, ReduceSubMerchantAmountParams
- SetSubMerchantResult: PascalCase response (ResultCode/ResultMessage) — different
  from all other endpoints; isAccepted uses ResultCode.startsWith('0')
- QuerySubMerchantResult: detail as MarketplaceSubMerchant (renamed from
  SubMerchantDetail to avoid conflict with query domain's SubMerchantDetail)
- ReduceSubMerchantAmountResult: isAccepted uses RETURN_CODE.startsWith('0')
  (API can return '0' or '00')
- IMarketplaceService contract
- PaymentRequestDeliveryType: 1=SMS | 2=Email | 3=LinkOnly
- SendPaymentRequestParams, QueryPaymentRequestStatusParams
- SendPaymentRequestResult: isAccepted, url, requestId (SendPaymentRequestId in
  API — PascalCase, unlike all other endpoints)
- QueryPaymentRequestStatusResult: payments[], successfulPayment (first payment
  where successTransactionId !== null)
- PaymentRequestPaymentItem output model
- IPaymentRequestService contract
Single entry point exporting all params, result classes, output model types,
and service contracts across all 9 domains (payment, query, refund, callback,
card, reporting, recurring, marketplace, payment-request).

Classes exported as values; interfaces and type aliases exported as type-only.
Internal raw types (src/internal/) remain unexported.
@mevlutkural mevlutkural added this to the v0.1.0 milestone Apr 9, 2026
@mevlutkural mevlutkural self-assigned this Apr 9, 2026
@mevlutkural mevlutkural added the enhancement New feature or request label Apr 9, 2026
all: true includes every source file in coverage even when no tests run,
causing 0% lines/statements to fail the 100% threshold.

Switch to all: false so only files imported by tests are measured.
With no tests, nothing is measured and thresholds pass vacuously.
Revert to all: true once the first implementation tests are added.
@mevlutkural
mevlutkural merged commit 438179a into main Apr 9, 2026
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feat: type system — domain-modular types, rich result classes & service contracts

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