WIP txns csv

lib/services/csv_exporter.dart

@@ -0,0 +1,152 @@
+import 'package:csv/csv.dart';
+
+import '../models/isar/models/blockchain_data/v2/transaction_v2.dart';
+import '../models/isar/models/isar_models.dart';
+import '../utilities/amount/amount.dart';
+import '../utilities/amount/amount_formatter.dart';
+import '../utilities/amount/amount_unit.dart';
+import '../wallets/crypto_currency/crypto_currency.dart';
+
+abstract final class CsvExporter {
+  String transactionV2sToCsv(
+    List<TransactionV2> transactions,
+    List<TransactionNote> notes,
+    CryptoCurrency coin,
+    String locale,
+    EthContract? ethContract,
+    String? sparkChangeAddress,
+  ) {
+    final List<List<dynamic>?> rows = [];
+
+    rows.add([
+      "timestamp",
+      "height",
+      "txid",
+      "amount",
+      "fee",
+      "type",
+      "sub type",
+      "note",
+    ]);
+
+    for (final _transaction in transactions) {
+      final amountFormatter = AmountFormatter(
+        unit: AmountUnit.normal,
+        locale: locale,
+        coin: coin,
+        maxDecimals: coin.fractionDigits,
+      );
+      final List<String> row = [];
+
+      // unix timestamp
+      row.add(_transaction.timestamp.toString());
+
+      // height
+      row.add(_transaction.height.toString());
+
+      // txid
+      row.add(_transaction.txid);
+
+      // amount
+      row.add(
+        _parseAmountFromTxnV2(
+          _transaction,
+          amountFormatter,
+          ethContract,
+          sparkChangeAddress,
+        ),
+      );
+
+      // fee
+      row.add(
+        amountFormatter.format(
+          _transaction.getFee(
+              fractionDigits: amountFormatter.coin.fractionDigits),
+          ethContract: ethContract,
+          withUnitName: false,
+        ),
+      );
+
+      // type
+      row.add(_transaction.type.name);
+
+      // sub type
+      row.add(_transaction.subType.name);
+
+      // note
+      final note = notes.firstWhere(
+        (e) => e.txid == _transaction.txid,
+        orElse: () => TransactionNote(walletId: "", txid: "", value: ""),
+      );
+      row.add(note.value);
+
+      // finally add row
+      rows.add(row);
+    }
+
+    // convert
+    final csv = const ListToCsvConverter().convert(rows);
+
+    return csv;
+  }
+
+  String _parseAmountFromTxnV2(
+    TransactionV2 txn,
+    AmountFormatter amountFormatter,
+    EthContract? ethContract,
+    String? sparkChangeAddress,
+  ) {
+    final Amount amount;
+    final fractionDigits =
+        ethContract?.decimals ?? amountFormatter.coin.fractionDigits;
+    if (txn.subType == TransactionSubType.cashFusion) {
+      amount = txn.getAmountReceivedInThisWallet(
+        fractionDigits: fractionDigits,
+      );
+    } else {
+      switch (txn.type) {
+        case TransactionType.outgoing:
+          amount = txn.getAmountSentFromThisWallet(
+            fractionDigits: fractionDigits,
+          );
+          break;
+
+        case TransactionType.incoming:
+        case TransactionType.sentToSelf:
+          if (txn.subType == TransactionSubType.sparkMint) {
+            amount = txn.getAmountSparkSelfMinted(
+              fractionDigits: fractionDigits,
+            );
+          } else if (txn.subType == TransactionSubType.sparkSpend) {
+            amount = Amount(
+              rawValue: txn.outputs
+                  .where(
+                    (e) =>
+                        e.walletOwns &&
+                        !e.addresses.contains(sparkChangeAddress!),
+                  )
+                  .fold(BigInt.zero, (p, e) => p + e.value),
+              fractionDigits: amountFormatter.coin.fractionDigits,
+            );
+          } else {
+            amount = txn.getAmountReceivedInThisWallet(
+              fractionDigits: fractionDigits,
+            );
+          }
+          break;
+
+        case TransactionType.unknown:
+          amount = txn.getAmountSentFromThisWallet(
+            fractionDigits: fractionDigits,
+          );
+          break;
+      }
+    }
+
+    return amountFormatter.format(
+      amount,
+      ethContract: ethContract,
+      withUnitName: false,
+    );
+  }
+}

pubspec.lock

@@ -376,6 +376,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.0"
+  csv:
+    dependency: "direct main"
+    description:
+      name: csv
+      sha256: c6aa2679b2a18cb57652920f674488d89712efaf4d3fdf2e537215b35fc19d6c
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.0.0"
   cw_core:
     dependency: "direct main"
     description:

scripts/app_config/templates/pubspec.template

@@ -190,6 +190,7 @@ dependencies:
   calendar_date_picker2: ^1.0.2
   sqlite3: ^2.4.3
   sqlite3_flutter_libs: ^0.5.22
+  csv: ^6.0.0
 
 dev_dependencies:
   flutter_test: