分区相关

lib/features/regions/data/models/region_model.dart

@@ -0,0 +1,45 @@
+import '../../domain/entities/region_draft.dart';
+
+/// 列表接口字段可为数字或字符串，空编码/备注在领域内统一为空串。
+class RegionModel {
+  static RegionDraft fromJson(Map<String, dynamic> json) {
+    int? integer(dynamic value) => int.tryParse('$value');
+    double? number(dynamic value) =>
+        value is num ? value.toDouble() : double.tryParse('$value');
+    final id = integer(json['id']);
+    final siteId = integer(json['siteId']);
+    if (id == null || id <= 0 || siteId == null || siteId <= 0) {
+      throw const FormatException('分区 ID 或场站 ID 无效');
+    }
+    final points = <RegionPoint>[];
+    for (final raw
+        in json['scope'] is List ? json['scope'] as List : const []) {
+      if (raw is! Map) continue;
+      final lat = number(raw['lat']);
+      final lng = number(raw['lng']);
+      if (lat == null || lng == null) continue;
+      final point = RegionPoint(lat: lat, lng: lng);
+      if (point.isValid) points.add(point);
+    }
+    return RegionDraft(
+      id: id,
+      siteId: siteId,
+      name: json['regionName']?.toString() ?? '',
+      code: json['regionCode']?.toString() ?? '',
+      remark: json['remark']?.toString() ?? '',
+      scope: points,
+      enabled:
+          json['status'] == null ||
+          json['status'] == true ||
+          '${json['status']}' == '1',
+      defaultRouteId: integer(json['defaultRoute']),
+      boundRouteIds: [
+        for (final raw
+            in json['bindRoutes'] is List
+                ? json['bindRoutes'] as List
+                : const [])
+          if (integer(raw) != null && integer(raw)! > 0) integer(raw)!,
+      ],
+    );
+  }
+}