@onepay-payment-sdk/server/dist/index.mjs.map

server payment sdk for onepay payment gateway

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const ENVIRONMENT_API = {\n  LIVE: \"https://merchant-api-live-v2.onepay.lk/api/ipg/gateway\",\n} as const;\n","export class PaymentException extends Error {\n  constructor(message: string) {\n    super(message);\n\n    this.name = \"PaymentError\";\n    this.message = message;\n  }\n}\n","import { PaymentException } from \"../exceptions/PaymentException\";\nimport { BasicPaymentParams } from \"../interfaces\";\n\nexport function isValidUrl(url: string): boolean {\n  try {\n    new URL(url);\n    return true;\n  } catch {\n    return false;\n  }\n}\n\nfunction isValidEmail(email: string) {\n  const atIndex = email.indexOf(\"@\");\n  const dotIndex = email.lastIndexOf(\".\");\n\n  // Check if '@' exists and is not at the start or end\n  if (atIndex < 1 || atIndex === email.length - 1) {\n    return false;\n  }\n\n  // Check if a '.' exists after the '@' symbol\n  if (dotIndex < atIndex + 2 || dotIndex === email.length - 1) {\n    return false;\n  }\n\n  // Check if the email contains spaces\n  if (email.includes(\" \")) {\n    return false;\n  }\n\n  return true;\n}\n\nexport function validatePayLink(url: string): URL {\n  let urlObj: URL;\n\n  try {\n    urlObj = new URL(url);\n\n    if (!urlObj.protocol.startsWith(\"https\")) {\n      throw new Error(\"URL must use HTTPS Protocol\");\n    }\n\n    if (urlObj.searchParams.get(\"hash\") === null) {\n      throw new Error(\"Missing salt query parameter\");\n    }\n\n    return urlObj;\n  } catch (error: unknown) {\n    if (error instanceof PaymentException) {\n      throw new PaymentException(error.message);\n    } else {\n      throw new Error(\"Failed to parse URL\");\n    }\n  }\n}\n\n// simple payment params validation for prevent unnecessary api calls\nexport function validatePaymentParams(\n  basicParams: BasicPaymentParams,\n): BasicPaymentParams {\n  if (\n    typeof basicParams.firstName !== \"string\" ||\n    basicParams.firstName.length < 1\n  ) {\n    throw new Error(\"First name must be a non-empty string\");\n  }\n\n  if (\n    typeof basicParams.lastName !== \"string\" ||\n    basicParams.lastName.length < 1\n  ) {\n    throw new Error(\"Last name must be a non-empty string\");\n  }\n\n  if (\n    typeof basicParams.email !== \"string\" ||\n    !isValidEmail(basicParams.email)\n  ) {\n    throw new Error(\"Email must be a valid email address\");\n  }\n\n  if (typeof basicParams.phone !== \"string\") {\n    throw new Error(\"Phone number must be a string\");\n  }\n\n  if (typeof basicParams.amount !== \"number\" || basicParams.amount < 100) {\n    throw new Error(\"Amount must be a number greater than or equal to 100\");\n  }\n\n  if (\n    typeof basicParams.reference !== \"string\" ||\n    basicParams.reference.length < 10 ||\n    basicParams.reference.length > 20\n  ) {\n    throw new Error(\n      \"Reference must be a string with a length between 10 and 20 characters\",\n    );\n  }\n\n  if (\n    typeof basicParams.transactionRedirectUrl !== \"string\" ||\n    !isValidUrl(basicParams.transactionRedirectUrl)\n  ) {\n    throw new Error(\"Transaction redirect URL is not valid\");\n  }\n\n  return basicParams;\n}\n","export const Currency = {\n  USD: \"USD\",\n  LKR: \"LKR\",\n} as const;\n\nexport type CurrencyType = keyof typeof Currency;\n","import https, { RequestOptions } from \"https\";\nimport { OnepayPaymentParams, PaymentResponse } from \"../interfaces\";\nimport { validatePayLink } from \"../validation\";\n\nasync function paymentRequest(\n  url: string,\n  token: string,\n  body: OnepayPaymentParams,\n): Promise<PaymentResponse> {\n  if (!url && !token && !body) {\n    throw new Error(\"Missing required parameters\");\n  }\n\n  const urlObj = validatePayLink(url);\n\n  const hashParam = urlObj.searchParams.get(\"hash\");\n\n  const TIMEOUT_MS = 30000;\n\n  const options: RequestOptions = {\n    hostname: urlObj.hostname,\n    path: urlObj.pathname + `?hash=${hashParam}`,\n    method: \"POST\",\n    headers: {\n      \"Content-Type\": \"application/json\",\n      authorization: token,\n    },\n    timeout: TIMEOUT_MS,\n  };\n\n  return new Promise((resolve, reject) => {\n    const req = https.request(options, (res) => {\n      const chunks: Buffer[] = [];\n\n      res.setTimeout(TIMEOUT_MS, () => {\n        req.destroy(new Error(\"Response timeout\"));\n      });\n\n      res.on(\"data\", (chunk) => {\n        chunks.push(Buffer.from(chunk));\n      });\n\n      res.on(\"end\", () => {\n        try {\n          const data = Buffer.concat(chunks).toString(\"utf8\");\n\n          const response: PaymentResponse = JSON.parse(data);\n\n          //   if (!response.status || !response.message || !response.data) {\n          //     throw new Error(\"Invalid response format\");\n          //   }\n\n          if (res.statusCode === 200 && response.status === 1000) {\n            resolve({\n              status: response.status,\n              message: response.message,\n              data: response.data,\n            });\n          } else {\n            const error: Error = new Error(data);\n            reject(error);\n          }\n        } catch (err) {\n          const error: Error = new Error(\"Failed to Process response\" + err);\n          reject(error);\n        }\n      });\n    });\n\n    req.on(\"error\", (error) => {\n      reject(error);\n    });\n\n    req.write(JSON.stringify(body));\n\n    req.end();\n  });\n}\n\nexport { paymentRequest };\n","import crypto from \"crypto\";\nimport { PaymentLinkParams } from \"../interfaces\";\n\nexport function generatePaymentLink(\n  paymentLinkParams: PaymentLinkParams,\n): string {\n  const { baseURL, salt, paymentParams } = paymentLinkParams;\n\n  if (!baseURL) {\n    throw new Error(\"Missing required parameter : BaseURL\");\n  }\n\n  if (!salt) {\n    throw new Error(\"Missing required parameter : Salt\");\n  }\n\n  if (!paymentParams || typeof paymentParams !== \"object\") {\n    throw new Error(\"Invalid or missing paymentParams. It must be an object.\");\n  }\n\n  try {\n    const paymentParamsString = JSON.stringify(paymentParams);\n\n    // Generate hash\n    const hash = crypto\n      .createHash(\"sha256\")\n      .update(paymentParamsString + salt)\n      .digest(\"hex\");\n\n    // Normalize base URL to remove trailing slash if exists\n    const normalizeBaseURL = baseURL.endsWith(\"/\")\n      ? baseURL.slice(0, -1)\n      : baseURL;\n\n    const paymentLink = new URL(`${normalizeBaseURL}/request-payment-link/`);\n\n    // append query parameters\n    paymentLink.searchParams.append(\"hash\", hash);\n\n    return paymentLink.toString();\n  } catch (error: unknown) {\n    throw new Error(\n      `Failed to generate payment link : ${error instanceof Error ? error.message : String(error)}`,\n      {\n        cause: error,\n      },\n    );\n  }\n}\n","import type {\n  OnepayConfig,\n  BasicPaymentParams,\n  OnepayPaymentParams,\n  PaymentResponse,\n} from \"./interfaces\";\n\nimport { ENVIRONMENT_API } from \"./constants/environment\";\nimport { validatePaymentParams } from \"./validation\";\nimport { Currency } from \"./constants\";\nimport { paymentRequest } from \"./api/requests\";\nimport { generatePaymentLink } from \"./utils\";\n\nexport class Onepay {\n  private appId: string;\n  private token: string;\n  private salt: string;\n  private baseUrl: string;\n  private paymentParams: OnepayPaymentParams | null;\n\n  constructor(onepayConfig: OnepayConfig) {\n    this.appId = onepayConfig.appId;\n    this.token = onepayConfig.token;\n    this.salt = onepayConfig.salt;\n    this.baseUrl = ENVIRONMENT_API.LIVE;\n    this.paymentParams = null;\n  }\n\n  public generatePaymentParams(\n    basicParams: BasicPaymentParams\n  ): OnepayPaymentParams {\n    if (!this.appId) {\n      throw new Error(\"App ID not initialized\");\n    }\n\n    const validatedParams = validatePaymentParams(basicParams);\n\n    const paymentDetailsWithAppId: OnepayPaymentParams = {\n      amount: validatedParams.amount,\n      reference: validatedParams.reference,\n      customer_email: validatedParams.email,\n      customer_first_name: validatedParams.firstName,\n      customer_last_name: validatedParams.lastName,\n      customer_phone_number: validatedParams.phone,\n      transaction_redirect_url: validatedParams.transactionRedirectUrl,\n      ...(validatedParams.additionalData && {\n        additional_data: validatedParams.additionalData,\n      }),\n      currency: validatedParams.currency || Currency.LKR,\n      app_id: this.appId,\n    };\n\n    this.paymentParams = paymentDetailsWithAppId;\n\n    try {\n      return this.paymentParams;\n    } catch (err: unknown) {\n      if (err instanceof Error) {\n        throw new Error(`Failed to serialize payment: ${err.message}`);\n      } else {\n        throw new Error(\"Failed to serialize payment:\");\n      }\n    }\n  }\n\n  public async createPaymentRequest(\n    onepayPaymentParams: OnepayPaymentParams\n  ): Promise<PaymentResponse> {\n    if (!this.token) {\n      throw new Error(\"Token not initialized\");\n    }\n\n    if (!this.salt) {\n      throw new Error(\"Salt not initialized\");\n    }\n\n    try {\n      const paymentRequestUrl = generatePaymentLink({\n        baseURL: this.baseUrl,\n        paymentParams: onepayPaymentParams,\n        salt: this.salt,\n      });\n\n      const response = await paymentRequest(\n        paymentRequestUrl,\n        this.token,\n        onepayPaymentParams\n      );\n\n      return response;\n    } catch (err) {\n      throw new Error(\"Failed to create payment request\" + err);\n    }\n  }\n}\n","import { Onepay } from \"./onepay\";\nimport { ENVIRONMENT_API, Currency, CurrencyType } from \"./constants\";\n\nexport { Onepay, ENVIRONMENT_API, Currency };\nexport type { CurrencyType };\n\nexport default Onepay;\n"]}