Add decred (#1938)

* decred: Add decred. (#1322)

* multi: Add initial decred screens. (#1165)

Use a mock libwallet for now.

* cw_decred: add libdcrwallet dependency and link library for android, ios and macos (#1240)

* change cw_decred from package to plugin

* add libdcrwallet dependency and link library for android, ios and macos

* remove spvwallet, make some libdcrwallet fns async, light refactor

* libdcrwallet: use json payload returns

* use specific libwallet commit hash

* decred: fix Rename wallet.

---------

Co-authored-by: JoeGruff <joegruffins@gmail.com>

* decred: Add sync.

* decred: Add send transaction.

* decred: Fix fee estimation.

* decred: List transactions.

* decred: Add rescan.

* decred: Sign message.

* decred: Add new addr and addrs.

* decred: Add change wallet pass.

* decred: Add restore from seed.

* decred: Add watching only wallets.

* decred: Enable mainnet.

* decred: Allow using blank node address.

This allows a persistent peer to be unset, falling back to decred
seeders.

* decred: Rescan from wallet birthday.

* add and update macos build scripts, update build readme, gitignore macos project.pbxproj

Signed-off-by: Philemon Ukane <ukanephilemon@gmail.com>

* multi: hide decred rescan page if it's not ready

-  move hasRescan method to WalletBase and implement for decred

Signed-off-by: Philemon Ukane <ukanephilemon@gmail.com>

* cw_decred: fix bug where decred wallets are not loaded after app restart

Signed-off-by: Philemon Ukane <ukanephilemon@gmail.com>

* add buy and sell for decred via onramp

Signed-off-by: Philemon Ukane <ukanephilemon@gmail.com>

* bug-fix: account for other send outputs that are part of the same tx

Signed-off-by: Philemon Ukane <ukanephilemon@gmail.com>

* decred: Return address with no peers.

* decred: Update pubspec.

* decred: Add verify message.

* upgrade hive_generator dep in cw_decred

* decred: Clean up code.

---------

Signed-off-by: Philemon Ukane <ukanephilemon@gmail.com>
Co-authored-by: Wisdom Arerosuoghene <wisdom.arerosuoghene@gmail.com>
Co-authored-by: Philemon Ukane <ukanephilemon@gmail.com>

* fix extracted addresses not used
fix conflicts with main

* remove print [skip ci]

* minor formatting

* fix initial migration version

* add build decred script to workflow

* install go before build decred
fix switch cases

* trial 2 to fix decred build

* re-install go

* revert build script change

* refactor/clean nodes functions

* Fix address book issue
Fix send ALL (to be continued with the fees point)

* Fix transactions display issues
Add missing file

* Fix unconfirmed balance not displayed
Change Wallet order
Minor cleanup

* Fix workflow

* Fix workflow

* Fix workflow

* test

* hardcode path for now

* fix + cleanup decred build script to work on mac and linux

* Update decred build script

* Run actions on pull requests, extract commit message

* run after checkout

* add safe directory

* Get commit message from base.sha instead of last commit

* base -> head

* Do not merge main branch into pr

* [skip slack] [run tests] clone by sha

* Proper name for decred library in the build script

* Throw an error when ANDROID_HOME or ANDROID_NDK_VERSION is missing

* Fix conflicts with main

* minor code enhancement

* decred: Add used address history.  (#1941)

* decred: Update pubspec.

* decred testnet

* decred: Add used address history.

* decred: Remove default node list.

* populate transaction history before sync begins

* decred: Add some awaits.

* decred: Fix send all.

* decred: Add clang export to build script.

* decred: Update logo colors.

* cleanup cw_decred.dart

* make decred wallet addresses selectable in receive page

* decred: Always set default addr when used.

* decred: Add back default node list.

* decred: Allow creating addresses manually.

---------

Co-authored-by: Wisdom Arerosuoghene <wisdom.arerosuoghene@gmail.com>
Co-authored-by: Omar Hatem <omarh.ismail1@gmail.com>

* minor fixes and cleanup

* minor fix, feel free to test now

* - Fix transaction details
- Fix Nodes
- Add processing sync status

* Add decred info card

* push missing file

* Add missing text for decred info card

* minor: change docs link [skip ci]

* decred: Update derivation info. (#2013)

* decred: Update derivation info.

* decred: Allow unsynced unused addresses.

* decred: Update dcrwallet dep to 4.3.0.

* Merge main and fix conflicts

* Merge main and fix conflicts

* decred: Fix background sync panic. (#2080)

* decred: Run libwallet in isolate. (#2077)

* decred: Fix contact save inquiry. (#2083)

Also fix tx time and the fee shown on pending transactions.

* Disable send button in view only decred wallets

* - Fix frozen coins
- Add URI support
- Fix fees in tx details
- Handle empty coins send
- Handle wallets in address book

* Merge main

* remove print [skip ci]

* Fix restore from QR

* minor improvement for QR restore

* minor fixes [skip ci]

* decred: Get slip44 addrs before sync completes. (#2092)

* - Fix loading wallet more than one time
- Fix minor UI issue

---------

Signed-off-by: Philemon Ukane <ukanephilemon@gmail.com>
Co-authored-by: JoeGruffins <34998433+JoeGruffins@users.noreply.github.com>
Co-authored-by: Wisdom Arerosuoghene <wisdom.arerosuoghene@gmail.com>
Co-authored-by: Philemon Ukane <ukanephilemon@gmail.com>
Co-authored-by: Czarek Nakamoto <cyjan@mrcyjanek.net>

lib/view_model/node_list/node_create_or_edit_view_model.dart

@@ -63,13 +63,13 @@ abstract class NodeCreateOrEditViewModelBase with Store {
   String socksProxyAddress;
 
   @computed
-  bool get isReady => address.isNotEmpty && port.isNotEmpty;
+  bool get isReady =>
+      (address.isNotEmpty && port.isNotEmpty) ||
+      _walletType == WalletType.decred; // Allow an empty address.
 
   bool get hasAuthCredentials =>
       _walletType == WalletType.monero || _walletType == WalletType.wownero || _walletType == WalletType.haven;
 
-  bool get hasTestnetSupport => _walletType == WalletType.bitcoin;
-
   bool get hasPathSupport {
     switch (_walletType) {
       case WalletType.ethereum:
@@ -87,6 +87,7 @@ abstract class NodeCreateOrEditViewModelBase with Store {
       case WalletType.bitcoinCash:
       case WalletType.bitcoin:
       case WalletType.zano:
+      case WalletType.decred:
         return false;
     }
   }

lib/view_model/node_list/node_list_view_model.dart

@@ -49,50 +49,10 @@ abstract class NodeListViewModelBase with Store {
     await resetToDefault(_nodeSource);
 
     Node node;
-
-    switch (_appStore.wallet!.type) {
-      case WalletType.bitcoin:
-        if (_appStore.wallet!.isTestnet) {
-          node = getBitcoinTestnetDefaultElectrumServer(nodes: _nodeSource)!;
-        } else {
-          node = getBitcoinDefaultElectrumServer(nodes: _nodeSource)!;
-        }
-        break;
-      case WalletType.monero:
-        node = getMoneroDefaultNode(nodes: _nodeSource);
-        break;
-      case WalletType.litecoin:
-        node = getLitecoinDefaultElectrumServer(nodes: _nodeSource)!;
-        break;
-      case WalletType.haven:
-        node = getHavenDefaultNode(nodes: _nodeSource)!;
-        break;
-      case WalletType.ethereum:
-        node = getEthereumDefaultNode(nodes: _nodeSource)!;
-        break;
-      case WalletType.bitcoinCash:
-        node = getBitcoinCashDefaultElectrumServer(nodes: _nodeSource)!;
-        break;
-      case WalletType.nano:
-        node = getNanoDefaultNode(nodes: _nodeSource)!;
-        break;
-      case WalletType.polygon:
-        node = getPolygonDefaultNode(nodes: _nodeSource)!;
-        break;
-      case WalletType.solana:
-        node = getSolanaDefaultNode(nodes: _nodeSource)!;
-        break;
-      case WalletType.tron:
-        node = getTronDefaultNode(nodes: _nodeSource)!;
-        break;
-      case WalletType.wownero:
-        node = getWowneroDefaultNode(nodes: _nodeSource);
-        break;
-      case WalletType.zano:
-        node = getZanoDefaultNode(nodes: _nodeSource)!;
-        break;
-      default:
-        throw Exception('Unexpected wallet type: ${_appStore.wallet!.type}');
+    if (_appStore.wallet!.type == WalletType.bitcoin && _appStore.wallet!.isTestnet) {
+      node = getBitcoinTestnetDefaultElectrumServer(nodes: _nodeSource)!;
+    } else {
+      node = getDefaultNode(nodes: _nodeSource, type: _appStore.wallet!.type)!;
     }
 
     await setAsCurrent(node);