esewa_flutter 3.0.1

An un-official Flutter plugin for eSewa Payment Gateway, integrate with ease and without any hassle.

1.0.0

• Initial release of the esewa_flutter package.

1.0.1

• Updated README.md file with more detailed instructions on how to use the package.

1.1.0

• Added EsewaPayButton widget for ease of initiating payments.
• Updated README.md file with documentation for EsewaPayButton and instructions on how to add a cover image.
• Added example images to the README.md file.
• Minor bug fixes.

1.1.1

• Minor bug fixes.
• Updated README.md file, removed un-necessary mentions

1.1.2

• Made minimum Flutter SDK requirement 3.
• Example project bug fixes

2.0.0

• Migrates to Dart SDK 3.5.3 and Flutter 3.24.3
• Updated flutter_inappwebview:^5.7.2+3 to version ^6.1.5

3.0.0

• Migrate to eSewa v2 form API with server endpoints (RC/Live)
• New configuration model ESewaConfig.dev/live with fields:
  • amount, taxAmount, productServiceCharge, productDeliveryCharge, totalAmount
  • productCode, transactionUuid, successUrl, failureUrl, signedFieldNames, secretKey, serverUrl
• HMAC-SHA256 signature generation moved to Dart
• WebView now posts application/x-www-form-urlencoded directly to v2 endpoint
• Success redirect returns only base64 data; plugin surfaces EsewaPaymentResponse(data)
• Failure redirect surfaces error message (if present) or a generic message
• Handle completion strictly on redirects to successUrl / failureUrl and prevent double pops
• Add dependency: crypto for HMAC signature
• Breaking changes:
  • Removed legacy params (scd, pid, su, fu, tAmt, txAmt, psc, pdc names in public API)
  • EsewaPaymentResponse now only exposes data (base64)
  • Older URL query-style flow replaced with form POST + signature

3.0.1

• update response integrity verification guide and transaction status enquiry endpoints in readme