Frontend first draft

frontend/pshared/lib/models/permissions/access.dart

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+import 'package:pshared/models/permissions/data/permissions.dart';
+import 'package:pshared/models/permissions/descriptions/permissions.dart';
+
+
+class UserAccess {
+  final PermissionsDescription descriptions;
+  final PermissionsData permissions;
+
+  const UserAccess({
+    required this.descriptions,
+    required this.permissions,
+  });
+}

frontend/pshared/lib/models/permissions/action.dart

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+enum Action {
+  create,
+  read,
+  update,
+  delete,
+}
+
+extension ActionExtension on Action {
+  String toShortString() => toString().split('.').last;
+
+  static Action fromString(String value) => Action.values.firstWhere(
+    (e) => e.toShortString() == value,
+    orElse: () => throw ArgumentError('Invalid action: $value'),
+  );
+}

frontend/pshared/lib/models/permissions/action_effect.dart

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+import 'package:pshared/models/permissions/action.dart';
+import 'package:pshared/models/permissions/effect.dart';
+
+
+class ActionEffect {
+  final Action action; // The action allowed or denied
+  final Effect effect; // The effect of the policy ("allow" or "deny")
+
+  const ActionEffect({
+    required this.action,
+    required this.effect,
+  });
+}

frontend/pshared/lib/models/permissions/data/permission.dart

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+import 'package:pshared/models/permissions/data/policy.dart';
+
+
+class Permission {
+  final Policy policy;
+  final String accountRef;
+
+  const Permission({
+    required this.policy,
+    required this.accountRef,
+  });
+}

frontend/pshared/lib/models/permissions/data/permissions.dart

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+import 'package:pshared/models/permissions/data/permission.dart';
+import 'package:pshared/models/permissions/data/policy.dart';
+import 'package:pshared/models/permissions/data/role.dart';
+
+
+class PermissionsData {
+  final List<Role> roles;
+  final List<Policy> policies;
+  final List<Permission> permissions;
+
+  const PermissionsData({
+    required this.roles,
+    required this.policies,
+    required this.permissions,
+  });
+}

frontend/pshared/lib/models/permissions/data/policy.dart

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+import 'package:pshared/models/permissions/action_effect.dart';
+
+
+class Policy {
+  final String roleDescriptionRef;
+  final String organizationRef;
+  final String descriptionRef;
+  final String? objectRef;
+  final ActionEffect effect;
+
+  const Policy({
+    required this.roleDescriptionRef,
+    required this.organizationRef,
+    required this.descriptionRef,
+    required this.objectRef,
+    required this.effect,
+  });
+}

frontend/pshared/lib/models/permissions/data/role.dart

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+class Role {
+  final String accountRef;
+  final String organizationRef;
+  final String descriptionRef;
+
+  const Role({
+    required this.accountRef,
+    required this.descriptionRef,
+    required this.organizationRef,
+  });
+}

frontend/pshared/lib/models/permissions/descriptions/permissions.dart

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+import 'package:pshared/models/permissions/descriptions/policy.dart';
+import 'package:pshared/models/permissions/descriptions/role.dart';
+
+
+class PermissionsDescription {
+  final List<RoleDescription> roles;
+  final List<PolicyDescription> policies;
+
+  const PermissionsDescription({
+    required this.roles,
+    required this.policies,
+  });
+}

frontend/pshared/lib/models/permissions/descriptions/policy.dart

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+import 'package:pshared/models/resources.dart';
+import 'package:pshared/models/storable.dart';
+
+
+class PolicyDescription implements Storable {
+  final Storable storable;
+  final List<ResourceType>? resourceTypes;
+  final String? organizationRef;
+
+  @override
+  String get id => storable.id;
+  @override
+  DateTime get createdAt => storable.createdAt;
+  @override
+  DateTime get updatedAt => storable.updatedAt;
+
+  const PolicyDescription({
+    required this.storable,
+    required this.resourceTypes,
+    required this.organizationRef,
+  });
+}

frontend/pshared/lib/models/permissions/descriptions/role.dart

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+import 'package:pshared/models/storable.dart';
+
+
+class RoleDescription implements Storable {
+  final Storable storable;
+
+  @override
+  String get id => storable.id;
+  @override
+  DateTime get createdAt => storable.createdAt;
+  @override
+  DateTime get updatedAt => storable.updatedAt;
+  
+  final String organizationRef;
+
+  const RoleDescription({
+    required this.storable,
+    required this.organizationRef,
+  });
+
+  factory RoleDescription.build({
+    required String organizationRef,
+  }) => RoleDescription(
+      storable: newStorable(), 
+      organizationRef: organizationRef
+    );
+}

frontend/pshared/lib/models/permissions/effect.dart

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+enum Effect {
+  allow,
+  deny,
+}
+
+extension EffectExtension on Effect {
+  String toShortString() => toString().split('.').last;
+
+  static Effect fromString(String value) => Effect.values.firstWhere(
+    (e) => e.toShortString() == value,
+    orElse: () => throw ArgumentError('Invalid effect: $value'),
+  );
+}