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Keep contact GPS location saved

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Janez T
2026-03-07 18:30:22 +01:00
parent fa37a20fc7
commit 6bfc08f3ae
6 changed files with 238 additions and 124 deletions
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16
lib/models/contact.dart
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@@ -46,12 +46,19 @@ class ContactRouteCodec {
static const int maxPathBytes = 64;
static const int _unknownDescriptor = 0xFF;
static ParsedContactRoute parse(String input) {
static ParsedContactRoute parse(String input, {int? expectedHashSize}) {
final normalized = input.trim().toUpperCase();
if (normalized.isEmpty) {
throw const ContactRouteFormatException('Route cannot be empty.');
}
if (expectedHashSize != null &&
(expectedHashSize < 1 || expectedHashSize > maxHashSize)) {
throw const ContactRouteFormatException(
'Hash size must be 1, 2, or 3 bytes.',
);
}
final hopTokens = normalized
.split(',')
.map((token) => token.trim())
@@ -80,6 +87,13 @@ class ContactRouteCodec {
);
}
if (expectedHashSize != null && currentHashSize != expectedHashSize) {
throw ContactRouteFormatException(
'Hop "$token" must be $expectedHashSize '
'byte${expectedHashSize == 1 ? '' : 's'}.',
);
}
hashSize ??= currentHashSize;
if (hashSize != currentHashSize) {
throw const ContactRouteFormatException(