fix leaderboard formatting, save shared users to drafts, display shared legs

lib/objects/objects.dart

@@ -1061,6 +1061,8 @@ class Leg {
   final String origin, destination;
   final List<String> route;
   final String? legShareId;
+  final LegShareMeta? sharedFrom;
+  final List<LegShareMeta> sharedTo;
   final DateTime beginTime;
   final DateTime? endTime;
   final DateTime? originTime;
@@ -1092,6 +1094,8 @@ class Leg {
     this.origin = '',
     this.destination = '',
     this.legShareId,
+    this.sharedFrom,
+    this.sharedTo = const [],
   });
 
   factory Leg.fromJson(Map<String, dynamic> json) {
@@ -1099,6 +1103,25 @@ class Leg {
     final parsedEndTime = (endTimeRaw == null || '$endTimeRaw'.isEmpty)
         ? null
         : _asDateTime(endTimeRaw);
+    LegShareMeta? sharedFrom;
+    final sharedFromJson = json['shared_from'];
+    if (sharedFromJson is Map) {
+      sharedFrom = LegShareMeta.fromJson(
+        sharedFromJson.map((k, v) => MapEntry(k.toString(), v)),
+      );
+    }
+    List<LegShareMeta> sharedTo = const [];
+    final sharedToJson = json['shared_to'];
+    if (sharedToJson is List) {
+      sharedTo = sharedToJson
+          .whereType<Map>()
+          .map(
+            (e) => LegShareMeta.fromJson(
+              e.map((k, v) => MapEntry(k.toString(), v)),
+            ),
+          )
+          .toList();
+    }
     return Leg(
       id: _asInt(json['leg_id']),
       tripId: _asInt(json['leg_trip']),
@@ -1133,10 +1156,73 @@ class Leg {
       origin: _asString(json['leg_origin']),
       destination: _asString(json['leg_destination']),
       legShareId: _asString(json['leg_share_id']),
+      sharedFrom: sharedFrom,
+      sharedTo: sharedTo,
     );
   }
 }
 
+class LegShareMeta {
+  final int? legShareId;
+  final int? legId;
+  final String sharedToUserId;
+  final String sharedByUserId;
+  final String status;
+  final DateTime? respondedAt;
+  final bool? acceptedEdits;
+  final DateTime? sharedAt;
+  final String sharedToUsername;
+  final String sharedToFullName;
+  final String sharedByUsername;
+  final String sharedByFullName;
+
+  LegShareMeta({
+    this.legShareId,
+    this.legId,
+    required this.sharedToUserId,
+    required this.sharedByUserId,
+    required this.status,
+    this.respondedAt,
+    this.acceptedEdits,
+    this.sharedAt,
+    this.sharedToUsername = '',
+    this.sharedToFullName = '',
+    this.sharedByUsername = '',
+    this.sharedByFullName = '',
+  });
+
+  factory LegShareMeta.fromJson(Map<String, dynamic> json) {
+    DateTime? parseDate(dynamic raw) {
+      if (raw == null) return null;
+      if (raw is DateTime) return raw;
+      return DateTime.tryParse(raw.toString());
+    }
+
+    return LegShareMeta(
+      legShareId: _asInt(json['leg_share_id']),
+      legId: _asInt(json['leg_id']),
+      sharedToUserId: _asString(json['shared_to_user_id']),
+      sharedByUserId: _asString(json['shared_by_user_id']),
+      status: _asString(json['status'], 'pending'),
+      respondedAt: parseDate(json['responded_at']),
+      acceptedEdits: json['accepted_edits'] == null
+          ? null
+          : _asBool(json['accepted_edits'], false),
+      sharedAt: parseDate(json['shared_at']),
+      sharedToUsername: _asString(json['shared_to_username']),
+      sharedToFullName: _asString(json['shared_to_full_name']),
+      sharedByUsername: _asString(json['shared_by_username']),
+      sharedByFullName: _asString(json['shared_by_full_name']),
+    );
+  }
+
+  String get sharedFromDisplay =>
+      sharedByFullName.isNotEmpty ? sharedByFullName : sharedByUsername;
+
+  String get sharedToDisplay =>
+      sharedToFullName.isNotEmpty ? sharedToFullName : sharedToUsername;
+}
+
 class LegShareData {
   final String id;
   final Leg entry;