马良AI写作初始化仓库

This commit is contained in:
邓滨杰
2025-09-10 00:07:52 +08:00
parent 3c06bb1a03
commit 39c0f8840f
1309 changed files with 318528 additions and 0 deletions

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import 'package:equatable/equatable.dart';
/// 管理员认证请求
class AdminAuthRequest extends Equatable {
final String username;
final String password;
const AdminAuthRequest({
required this.username,
required this.password,
});
factory AdminAuthRequest.fromJson(Map<String, dynamic> json) {
return AdminAuthRequest(
username: json['username'] as String,
password: json['password'] as String,
);
}
Map<String, dynamic> toJson() {
return {
'username': username,
'password': password,
};
}
@override
List<Object?> get props => [username, password];
}
/// 管理员认证响应
class AdminAuthResponse extends Equatable {
final String token;
final String refreshToken;
final String userId;
final String username;
final String? displayName;
final List<String> roles;
final List<String> permissions;
const AdminAuthResponse({
required this.token,
required this.refreshToken,
required this.userId,
required this.username,
this.displayName,
required this.roles,
required this.permissions,
});
factory AdminAuthResponse.fromJson(Map<String, dynamic> json) {
return AdminAuthResponse(
token: json['token'] as String,
refreshToken: json['refreshToken'] as String,
userId: json['userId'] as String,
username: json['username'] as String,
displayName: json['displayName'] as String?,
roles: List<String>.from(json['roles'] as List? ?? []),
permissions: List<String>.from(json['permissions'] as List? ?? []),
);
}
Map<String, dynamic> toJson() {
return {
'token': token,
'refreshToken': refreshToken,
'userId': userId,
'username': username,
'displayName': displayName,
'roles': roles,
'permissions': permissions,
};
}
@override
List<Object?> get props => [
token,
refreshToken,
userId,
username,
displayName,
roles,
permissions,
];
}

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import 'package:equatable/equatable.dart';
import 'package:json_annotation/json_annotation.dart';
import '../../utils/date_time_parser.dart';
part 'admin_models.g.dart';
@JsonSerializable()
class AdminDashboardStats extends Equatable {
final int totalUsers;
final int activeUsers;
final int totalNovels;
final int aiRequestsToday;
final double creditsConsumed;
final List<ChartData> userGrowthData;
final List<ChartData> requestsData;
final List<ActivityItem> recentActivities;
const AdminDashboardStats({
required this.totalUsers,
required this.activeUsers,
required this.totalNovels,
required this.aiRequestsToday,
required this.creditsConsumed,
required this.userGrowthData,
required this.requestsData,
required this.recentActivities,
});
factory AdminDashboardStats.fromJson(Map<String, dynamic> json) =>
_$AdminDashboardStatsFromJson(json);
Map<String, dynamic> toJson() => _$AdminDashboardStatsToJson(this);
@override
List<Object> get props => [
totalUsers,
activeUsers,
totalNovels,
aiRequestsToday,
creditsConsumed,
userGrowthData,
requestsData,
recentActivities,
];
}
@JsonSerializable()
class ChartData extends Equatable {
final String label;
final double value;
final DateTime date;
const ChartData({
required this.label,
required this.value,
required this.date,
});
factory ChartData.fromJson(Map<String, dynamic> json) {
return ChartData(
label: json['label'] as String,
value: (json['value'] as num).toDouble(),
date: parseBackendDateTime(json['date']),
);
}
Map<String, dynamic> toJson() => _$ChartDataToJson(this);
@override
List<Object> get props => [label, value, date];
}
@JsonSerializable()
class ActivityItem extends Equatable {
final String id;
final String userId;
final String userName;
final String action;
final String description;
final DateTime timestamp;
final String? metadata;
const ActivityItem({
required this.id,
required this.userId,
required this.userName,
required this.action,
required this.description,
required this.timestamp,
this.metadata,
});
factory ActivityItem.fromJson(Map<String, dynamic> json) {
return ActivityItem(
id: json['id'] as String,
userId: json['userId'] as String,
userName: json['userName'] as String,
action: json['action'] as String,
description: json['description'] as String,
timestamp: parseBackendDateTime(json['timestamp']),
metadata: json['metadata'] as String?,
);
}
Map<String, dynamic> toJson() => _$ActivityItemToJson(this);
@override
List<Object?> get props => [
id,
userId,
userName,
action,
description,
timestamp,
metadata,
];
}
@JsonSerializable()
class AdminUser extends Equatable {
final String id;
final String username;
final String email; // 后端可能返回 null这里统一转换为空串
final String? displayName;
final String accountStatus;
final int credits;
final List<String> roles;
final DateTime createdAt;
final DateTime? updatedAt;
const AdminUser({
required this.id,
required this.username,
required this.email,
this.displayName,
required this.accountStatus,
required this.credits,
required this.roles,
required this.createdAt,
this.updatedAt,
});
factory AdminUser.fromJson(Map<String, dynamic> json) {
return AdminUser(
id: json['id'] as String,
username: json['username'] as String,
email: (json['email'] as String?) ?? '',
displayName: json['displayName'] as String?,
accountStatus: json['accountStatus']?.toString() ?? 'ACTIVE',
credits: (json['credits'] as num?)?.toInt() ?? 0,
roles: (json['roles'] as List?)?.map((e) => e.toString()).toList() ?? [],
createdAt: parseBackendDateTime(json['createdAt']),
updatedAt: json['updatedAt'] != null ? parseBackendDateTime(json['updatedAt']) : null,
);
}
Map<String, dynamic> toJson() => _$AdminUserToJson(this);
@override
List<Object?> get props => [
id,
username,
email,
displayName,
accountStatus,
credits,
roles,
createdAt,
updatedAt,
];
}
@JsonSerializable()
class AdminRole extends Equatable {
final String? id;
final String roleName;
final String displayName;
final String? description;
final List<String> permissions;
final bool enabled;
final int priority;
const AdminRole({
this.id,
required this.roleName,
required this.displayName,
this.description,
required this.permissions,
required this.enabled,
required this.priority,
});
factory AdminRole.fromJson(Map<String, dynamic> json) =>
_$AdminRoleFromJson(json);
Map<String, dynamic> toJson() => _$AdminRoleToJson(this);
@override
List<Object?> get props => [
id,
roleName,
displayName,
description,
permissions,
enabled,
priority,
];
}
@JsonSerializable()
class AdminModelConfig extends Equatable {
final String? id;
final String provider;
final String modelId;
final String? displayName;
final bool enabled;
final List<String> enabledForFeatures;
final double creditRateMultiplier;
final int maxConcurrentRequests;
final int dailyRequestLimit;
final String? description;
const AdminModelConfig({
this.id,
required this.provider,
required this.modelId,
this.displayName,
required this.enabled,
required this.enabledForFeatures,
required this.creditRateMultiplier,
required this.maxConcurrentRequests,
required this.dailyRequestLimit,
this.description,
});
factory AdminModelConfig.fromJson(Map<String, dynamic> json) =>
_$AdminModelConfigFromJson(json);
Map<String, dynamic> toJson() => _$AdminModelConfigToJson(this);
@override
List<Object?> get props => [
id,
provider,
modelId,
displayName,
enabled,
enabledForFeatures,
creditRateMultiplier,
maxConcurrentRequests,
dailyRequestLimit,
description,
];
}
@JsonSerializable()
class AdminSystemConfig extends Equatable {
final String id;
final String configKey;
final String configValue;
final String? description;
final String configType;
final String? configGroup;
final bool enabled;
final bool readOnly;
const AdminSystemConfig({
required this.id,
required this.configKey,
required this.configValue,
this.description,
required this.configType,
this.configGroup,
required this.enabled,
required this.readOnly,
});
factory AdminSystemConfig.fromJson(Map<String, dynamic> json) =>
_$AdminSystemConfigFromJson(json);
Map<String, dynamic> toJson() => _$AdminSystemConfigToJson(this);
@override
List<Object?> get props => [
id,
configKey,
configValue,
description,
configType,
configGroup,
enabled,
readOnly,
];
}

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// GENERATED CODE - DO NOT MODIFY BY HAND
part of 'admin_models.dart';
// **************************************************************************
// JsonSerializableGenerator
// **************************************************************************
AdminDashboardStats _$AdminDashboardStatsFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'AdminDashboardStats',
json,
($checkedConvert) {
final val = AdminDashboardStats(
totalUsers: $checkedConvert('totalUsers', (v) => (v as num).toInt()),
activeUsers:
$checkedConvert('activeUsers', (v) => (v as num).toInt()),
totalNovels:
$checkedConvert('totalNovels', (v) => (v as num).toInt()),
aiRequestsToday:
$checkedConvert('aiRequestsToday', (v) => (v as num).toInt()),
creditsConsumed:
$checkedConvert('creditsConsumed', (v) => (v as num).toDouble()),
userGrowthData: $checkedConvert(
'userGrowthData',
(v) => (v as List<dynamic>)
.map((e) => ChartData.fromJson(e as Map<String, dynamic>))
.toList()),
requestsData: $checkedConvert(
'requestsData',
(v) => (v as List<dynamic>)
.map((e) => ChartData.fromJson(e as Map<String, dynamic>))
.toList()),
recentActivities: $checkedConvert(
'recentActivities',
(v) => (v as List<dynamic>)
.map((e) => ActivityItem.fromJson(e as Map<String, dynamic>))
.toList()),
);
return val;
},
);
Map<String, dynamic> _$AdminDashboardStatsToJson(
AdminDashboardStats instance) =>
<String, dynamic>{
'totalUsers': instance.totalUsers,
'activeUsers': instance.activeUsers,
'totalNovels': instance.totalNovels,
'aiRequestsToday': instance.aiRequestsToday,
'creditsConsumed': instance.creditsConsumed,
'userGrowthData': instance.userGrowthData.map((e) => e.toJson()).toList(),
'requestsData': instance.requestsData.map((e) => e.toJson()).toList(),
'recentActivities':
instance.recentActivities.map((e) => e.toJson()).toList(),
};
ChartData _$ChartDataFromJson(Map<String, dynamic> json) => $checkedCreate(
'ChartData',
json,
($checkedConvert) {
final val = ChartData(
label: $checkedConvert('label', (v) => v as String),
value: $checkedConvert('value', (v) => (v as num).toDouble()),
date: $checkedConvert('date', (v) => DateTime.parse(v as String)),
);
return val;
},
);
Map<String, dynamic> _$ChartDataToJson(ChartData instance) => <String, dynamic>{
'label': instance.label,
'value': instance.value,
'date': instance.date.toIso8601String(),
};
ActivityItem _$ActivityItemFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'ActivityItem',
json,
($checkedConvert) {
final val = ActivityItem(
id: $checkedConvert('id', (v) => v as String),
userId: $checkedConvert('userId', (v) => v as String),
userName: $checkedConvert('userName', (v) => v as String),
action: $checkedConvert('action', (v) => v as String),
description: $checkedConvert('description', (v) => v as String),
timestamp:
$checkedConvert('timestamp', (v) => DateTime.parse(v as String)),
metadata: $checkedConvert('metadata', (v) => v as String?),
);
return val;
},
);
Map<String, dynamic> _$ActivityItemToJson(ActivityItem instance) {
final val = <String, dynamic>{
'id': instance.id,
'userId': instance.userId,
'userName': instance.userName,
'action': instance.action,
'description': instance.description,
'timestamp': instance.timestamp.toIso8601String(),
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('metadata', instance.metadata);
return val;
}
AdminUser _$AdminUserFromJson(Map<String, dynamic> json) => $checkedCreate(
'AdminUser',
json,
($checkedConvert) {
final val = AdminUser(
id: $checkedConvert('id', (v) => v as String),
username: $checkedConvert('username', (v) => v as String),
email: $checkedConvert('email', (v) => v as String),
displayName: $checkedConvert('displayName', (v) => v as String?),
accountStatus: $checkedConvert('accountStatus', (v) => v as String),
credits: $checkedConvert('credits', (v) => (v as num).toInt()),
roles: $checkedConvert('roles',
(v) => (v as List<dynamic>).map((e) => e as String).toList()),
createdAt:
$checkedConvert('createdAt', (v) => DateTime.parse(v as String)),
updatedAt: $checkedConvert('updatedAt',
(v) => v == null ? null : DateTime.parse(v as String)),
);
return val;
},
);
Map<String, dynamic> _$AdminUserToJson(AdminUser instance) {
final val = <String, dynamic>{
'id': instance.id,
'username': instance.username,
'email': instance.email,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('displayName', instance.displayName);
val['accountStatus'] = instance.accountStatus;
val['credits'] = instance.credits;
val['roles'] = instance.roles;
val['createdAt'] = instance.createdAt.toIso8601String();
writeNotNull('updatedAt', instance.updatedAt?.toIso8601String());
return val;
}
AdminRole _$AdminRoleFromJson(Map<String, dynamic> json) => $checkedCreate(
'AdminRole',
json,
($checkedConvert) {
final val = AdminRole(
id: $checkedConvert('id', (v) => v as String?),
roleName: $checkedConvert('roleName', (v) => v as String),
displayName: $checkedConvert('displayName', (v) => v as String),
description: $checkedConvert('description', (v) => v as String?),
permissions: $checkedConvert('permissions',
(v) => (v as List<dynamic>).map((e) => e as String).toList()),
enabled: $checkedConvert('enabled', (v) => v as bool),
priority: $checkedConvert('priority', (v) => (v as num).toInt()),
);
return val;
},
);
Map<String, dynamic> _$AdminRoleToJson(AdminRole instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('id', instance.id);
val['roleName'] = instance.roleName;
val['displayName'] = instance.displayName;
writeNotNull('description', instance.description);
val['permissions'] = instance.permissions;
val['enabled'] = instance.enabled;
val['priority'] = instance.priority;
return val;
}
AdminModelConfig _$AdminModelConfigFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'AdminModelConfig',
json,
($checkedConvert) {
final val = AdminModelConfig(
id: $checkedConvert('id', (v) => v as String?),
provider: $checkedConvert('provider', (v) => v as String),
modelId: $checkedConvert('modelId', (v) => v as String),
displayName: $checkedConvert('displayName', (v) => v as String?),
enabled: $checkedConvert('enabled', (v) => v as bool),
enabledForFeatures: $checkedConvert('enabledForFeatures',
(v) => (v as List<dynamic>).map((e) => e as String).toList()),
creditRateMultiplier: $checkedConvert(
'creditRateMultiplier', (v) => (v as num).toDouble()),
maxConcurrentRequests: $checkedConvert(
'maxConcurrentRequests', (v) => (v as num).toInt()),
dailyRequestLimit:
$checkedConvert('dailyRequestLimit', (v) => (v as num).toInt()),
description: $checkedConvert('description', (v) => v as String?),
);
return val;
},
);
Map<String, dynamic> _$AdminModelConfigToJson(AdminModelConfig instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('id', instance.id);
val['provider'] = instance.provider;
val['modelId'] = instance.modelId;
writeNotNull('displayName', instance.displayName);
val['enabled'] = instance.enabled;
val['enabledForFeatures'] = instance.enabledForFeatures;
val['creditRateMultiplier'] = instance.creditRateMultiplier;
val['maxConcurrentRequests'] = instance.maxConcurrentRequests;
val['dailyRequestLimit'] = instance.dailyRequestLimit;
writeNotNull('description', instance.description);
return val;
}
AdminSystemConfig _$AdminSystemConfigFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'AdminSystemConfig',
json,
($checkedConvert) {
final val = AdminSystemConfig(
id: $checkedConvert('id', (v) => v as String),
configKey: $checkedConvert('configKey', (v) => v as String),
configValue: $checkedConvert('configValue', (v) => v as String),
description: $checkedConvert('description', (v) => v as String?),
configType: $checkedConvert('configType', (v) => v as String),
configGroup: $checkedConvert('configGroup', (v) => v as String?),
enabled: $checkedConvert('enabled', (v) => v as bool),
readOnly: $checkedConvert('readOnly', (v) => v as bool),
);
return val;
},
);
Map<String, dynamic> _$AdminSystemConfigToJson(AdminSystemConfig instance) {
final val = <String, dynamic>{
'id': instance.id,
'configKey': instance.configKey,
'configValue': instance.configValue,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('description', instance.description);
val['configType'] = instance.configType;
writeNotNull('configGroup', instance.configGroup);
val['enabled'] = instance.enabled;
val['readOnly'] = instance.readOnly;
return val;
}

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class CreditTransactionModel {
final String traceId;
final String? userId;
final String? provider;
final String? modelId;
final String? featureType;
final int? inputTokens;
final int? outputTokens;
final int? creditsDeducted;
final String status; // PENDING, DEDUCTED, FAILED, COMPENSATED
final String? errorMessage;
final String? reversalOfTraceId;
final String? operatorUserId;
final String? auditNote;
final String? createdAt; // ISO8601 from backend
CreditTransactionModel({
required this.traceId,
required this.status,
this.userId,
this.provider,
this.modelId,
this.featureType,
this.inputTokens,
this.outputTokens,
this.creditsDeducted,
this.errorMessage,
this.reversalOfTraceId,
this.operatorUserId,
this.auditNote,
this.createdAt,
});
factory CreditTransactionModel.fromJson(Map<String, dynamic> json) {
return CreditTransactionModel(
traceId: (json['traceId'] ?? '').toString(),
userId: json['userId']?.toString(),
provider: json['provider']?.toString(),
modelId: json['modelId']?.toString(),
featureType: json['featureType']?.toString(),
inputTokens: json['inputTokens'] is int ? json['inputTokens'] as int : int.tryParse('${json['inputTokens'] ?? ''}'),
outputTokens: json['outputTokens'] is int ? json['outputTokens'] as int : int.tryParse('${json['outputTokens'] ?? ''}'),
creditsDeducted: json['creditsDeducted'] is int ? json['creditsDeducted'] as int : int.tryParse('${json['creditsDeducted'] ?? ''}'),
status: (json['status'] ?? '').toString(),
errorMessage: json['errorMessage']?.toString(),
reversalOfTraceId: json['reversalOfTraceId']?.toString(),
operatorUserId: json['operatorUserId']?.toString(),
auditNote: json['auditNote']?.toString(),
createdAt: json['createdAt']?.toString(),
);
}
}

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/// LLM可观测性相关数据模型
/// 用于管理后台查看和分析大模型调用日志
import 'package:equatable/equatable.dart';
import 'package:json_annotation/json_annotation.dart';
import '../../utils/date_time_parser.dart';
part 'llm_observability_models.g.dart';
/// 自定义时间戳转换器
class TimestampConverter implements JsonConverter<DateTime, dynamic> {
const TimestampConverter();
@override
DateTime fromJson(dynamic timestamp) {
return parseBackendDateTime(timestamp);
}
@override
dynamic toJson(DateTime timestamp) {
return timestamp.toIso8601String();
}
}
/// LLM调用日志
@JsonSerializable()
class LLMTrace extends Equatable {
final String id;
final String traceId;
final String provider;
final String model;
final String? userId;
final String? sessionId;
@JsonKey(name: 'createdAt')
@TimestampConverter()
final DateTime timestamp;
// 请求信息
final LLMRequest request;
// 响应信息
final LLMResponse? response;
// 性能指标
final LLMPerformanceMetrics? performance;
// 错误信息
final LLMError? error;
// 工具调用
final List<LLMToolCall>? toolCalls;
// 元数据
final Map<String, dynamic>? metadata;
// 状态
@JsonKey(defaultValue: LLMTraceStatus.pending)
final LLMTraceStatus status;
@JsonKey(defaultValue: false)
final bool isStreaming;
const LLMTrace({
required this.id,
required this.traceId,
required this.provider,
required this.model,
this.userId,
this.sessionId,
required this.timestamp,
required this.request,
this.response,
this.performance,
this.error,
this.toolCalls,
this.metadata,
this.status = LLMTraceStatus.pending,
this.isStreaming = false,
});
factory LLMTrace.fromJson(Map<String, dynamic> json) => _$LLMTraceFromJson(json);
Map<String, dynamic> toJson() => _$LLMTraceToJson(this);
@override
List<Object?> get props => [id, traceId, provider, model, userId, sessionId, timestamp, request, response, performance, error, toolCalls, metadata, status, isStreaming];
}
/// LLM请求信息
@JsonSerializable()
class LLMRequest extends Equatable {
final List<LLMMessage>? messages;
// 模型参数
final double? temperature;
final double? topP;
final int? topK;
final int? maxTokens;
final int? seed;
// 工具调用
final List<LLMTool>? tools;
final String? toolChoice;
// 格式设置
final String? responseFormat;
// 其他参数
final Map<String, dynamic>? additionalParameters;
const LLMRequest({
this.messages,
this.temperature,
this.topP,
this.topK,
this.maxTokens,
this.seed,
this.tools,
this.toolChoice,
this.responseFormat,
this.additionalParameters,
});
factory LLMRequest.fromJson(Map<String, dynamic> json) => _$LLMRequestFromJson(json);
Map<String, dynamic> toJson() => _$LLMRequestToJson(this);
@override
List<Object?> get props => [messages, temperature, topP, topK, maxTokens, seed, tools, toolChoice, responseFormat, additionalParameters];
}
/// LLM响应信息
@JsonSerializable()
class LLMResponse extends Equatable {
final String? id;
final String? content;
// Token使用情况
final LLMTokenUsage? tokenUsage;
// 完成原因
final String? finishReason;
// 工具调用结果
final List<LLMToolCallResult>? toolCallResults;
// 元数据
final Map<String, dynamic>? metadata;
// 流式数据
final List<String>? streamChunks;
const LLMResponse({
this.id,
this.content,
this.tokenUsage,
this.finishReason,
this.toolCallResults,
this.metadata,
this.streamChunks,
});
factory LLMResponse.fromJson(Map<String, dynamic> json) => _$LLMResponseFromJson(json);
Map<String, dynamic> toJson() => _$LLMResponseToJson(this);
@override
List<Object?> get props => [id, content, tokenUsage, finishReason, toolCallResults, metadata, streamChunks];
}
/// LLM消息
@JsonSerializable()
class LLMMessage extends Equatable {
final String role;
final String? content;
final String? name;
final Map<String, dynamic>? metadata;
const LLMMessage({
required this.role,
this.content,
this.name,
this.metadata,
});
factory LLMMessage.fromJson(Map<String, dynamic> json) => _$LLMMessageFromJson(json);
Map<String, dynamic> toJson() => _$LLMMessageToJson(this);
@override
List<Object?> get props => [role, content, name, metadata];
}
/// LLM工具定义
@JsonSerializable()
class LLMTool extends Equatable {
final String name;
final String? description;
final Map<String, dynamic>? parameters;
const LLMTool({
required this.name,
this.description,
this.parameters,
});
factory LLMTool.fromJson(Map<String, dynamic> json) => _$LLMToolFromJson(json);
Map<String, dynamic> toJson() => _$LLMToolToJson(this);
@override
List<Object?> get props => [name, description, parameters];
}
/// LLM工具调用
@JsonSerializable()
class LLMToolCall extends Equatable {
final String id;
final String name;
final Map<String, dynamic>? arguments;
final DateTime? timestamp;
const LLMToolCall({
required this.id,
required this.name,
this.arguments,
this.timestamp,
});
factory LLMToolCall.fromJson(Map<String, dynamic> json) => _$LLMToolCallFromJson(json);
Map<String, dynamic> toJson() => _$LLMToolCallToJson(this);
@override
List<Object?> get props => [id, name, arguments, timestamp];
}
/// LLM工具调用结果
@JsonSerializable()
class LLMToolCallResult extends Equatable {
final String toolCallId;
final String? result;
final LLMError? error;
const LLMToolCallResult({
required this.toolCallId,
this.result,
this.error,
});
factory LLMToolCallResult.fromJson(Map<String, dynamic> json) => _$LLMToolCallResultFromJson(json);
Map<String, dynamic> toJson() => _$LLMToolCallResultToJson(this);
@override
List<Object?> get props => [toolCallId, result, error];
}
/// Token使用情况
@JsonSerializable()
class LLMTokenUsage extends Equatable {
final int? promptTokens;
final int? completionTokens;
final int? totalTokens;
// 详细分解
final int? inputTokens;
final int? outputTokens;
final int? reasoningTokens;
final int? cachedTokens;
const LLMTokenUsage({
this.promptTokens,
this.completionTokens,
this.totalTokens,
this.inputTokens,
this.outputTokens,
this.reasoningTokens,
this.cachedTokens,
});
factory LLMTokenUsage.fromJson(Map<String, dynamic> json) => _$LLMTokenUsageFromJson(json);
Map<String, dynamic> toJson() => _$LLMTokenUsageToJson(this);
@override
List<Object?> get props => [promptTokens, completionTokens, totalTokens, inputTokens, outputTokens, reasoningTokens, cachedTokens];
}
/// 性能指标
@JsonSerializable()
class LLMPerformanceMetrics extends Equatable {
final int? requestLatencyMs;
final int? firstTokenLatencyMs;
final int? totalDurationMs;
// 吞吐量
final double? tokensPerSecond;
final double? charactersPerSecond;
// 队列时间
final int? queueTimeMs;
final int? processingTimeMs;
const LLMPerformanceMetrics({
this.requestLatencyMs,
this.firstTokenLatencyMs,
this.totalDurationMs,
this.tokensPerSecond,
this.charactersPerSecond,
this.queueTimeMs,
this.processingTimeMs,
});
factory LLMPerformanceMetrics.fromJson(Map<String, dynamic> json) => _$LLMPerformanceMetricsFromJson(json);
Map<String, dynamic> toJson() => _$LLMPerformanceMetricsToJson(this);
@override
List<Object?> get props => [requestLatencyMs, firstTokenLatencyMs, totalDurationMs, tokensPerSecond, charactersPerSecond, queueTimeMs, processingTimeMs];
}
/// 错误信息
@JsonSerializable()
class LLMError extends Equatable {
final String? type;
final String? message;
final String? code;
final String? stackTrace;
final Map<String, dynamic>? details;
const LLMError({
this.type,
this.message,
this.code,
this.stackTrace,
this.details,
});
factory LLMError.fromJson(Map<String, dynamic> json) => _$LLMErrorFromJson(json);
Map<String, dynamic> toJson() => _$LLMErrorToJson(this);
@override
List<Object?> get props => [type, message, code, stackTrace, details];
}
/// LLM调用状态
enum LLMTraceStatus {
@JsonValue('pending')
pending,
@JsonValue('success')
success,
@JsonValue('error')
error,
@JsonValue('timeout')
timeout,
@JsonValue('cancelled')
cancelled,
}
/// 统计信息基类
@JsonSerializable()
class LLMStatistics extends Equatable {
final int totalCalls;
final int successfulCalls;
final int failedCalls;
final double successRate;
final double averageLatency;
final int totalTokens;
// 时间范围
final DateTime? startTime;
final DateTime? endTime;
// 详细统计
final Map<String, dynamic>? details;
const LLMStatistics({
required this.totalCalls,
required this.successfulCalls,
required this.failedCalls,
required this.successRate,
required this.averageLatency,
required this.totalTokens,
this.startTime,
this.endTime,
this.details,
});
factory LLMStatistics.fromJson(Map<String, dynamic> json) => _$LLMStatisticsFromJson(json);
Map<String, dynamic> toJson() => _$LLMStatisticsToJson(this);
@override
List<Object?> get props => [totalCalls, successfulCalls, failedCalls, successRate, averageLatency, totalTokens, startTime, endTime, details];
}
/// 提供商统计
@JsonSerializable()
class ProviderStatistics extends Equatable {
final String provider;
final LLMStatistics statistics;
final List<ModelStatistics> models;
const ProviderStatistics({
required this.provider,
required this.statistics,
required this.models,
});
factory ProviderStatistics.fromJson(Map<String, dynamic> json) => _$ProviderStatisticsFromJson(json);
Map<String, dynamic> toJson() => _$ProviderStatisticsToJson(this);
@override
List<Object?> get props => [provider, statistics, models];
}
/// 模型统计
@JsonSerializable()
class ModelStatistics extends Equatable {
final String modelName;
final String provider;
final LLMStatistics statistics;
const ModelStatistics({
required this.modelName,
required this.provider,
required this.statistics,
});
factory ModelStatistics.fromJson(Map<String, dynamic> json) => _$ModelStatisticsFromJson(json);
Map<String, dynamic> toJson() => _$ModelStatisticsToJson(this);
@override
List<Object?> get props => [modelName, provider, statistics];
}
/// 用户统计
@JsonSerializable()
class UserStatistics extends Equatable {
final String userId;
final String? username;
final LLMStatistics statistics;
final List<String> topModels;
final List<String> topProviders;
const UserStatistics({
required this.userId,
this.username,
required this.statistics,
required this.topModels,
required this.topProviders,
});
factory UserStatistics.fromJson(Map<String, dynamic> json) => _$UserStatisticsFromJson(json);
Map<String, dynamic> toJson() => _$UserStatisticsToJson(this);
@override
List<Object?> get props => [userId, username, statistics, topModels, topProviders];
}
/// 错误统计
@JsonSerializable()
class ErrorStatistics extends Equatable {
final String errorType;
final int count;
final double percentage;
final List<String> topErrorMessages;
final List<String> affectedModels;
const ErrorStatistics({
required this.errorType,
required this.count,
required this.percentage,
required this.topErrorMessages,
required this.affectedModels,
});
factory ErrorStatistics.fromJson(Map<String, dynamic> json) => _$ErrorStatisticsFromJson(json);
Map<String, dynamic> toJson() => _$ErrorStatisticsToJson(this);
@override
List<Object?> get props => [errorType, count, percentage, topErrorMessages, affectedModels];
}
/// 性能统计
@JsonSerializable()
class PerformanceStatistics extends Equatable {
final double averageLatency;
final double medianLatency;
final double p95Latency;
final double p99Latency;
final double averageThroughput;
// 按时间分组的统计
final List<TimeBasedMetric> latencyTrends;
final List<TimeBasedMetric> throughputTrends;
const PerformanceStatistics({
required this.averageLatency,
required this.medianLatency,
required this.p95Latency,
required this.p99Latency,
required this.averageThroughput,
required this.latencyTrends,
required this.throughputTrends,
});
factory PerformanceStatistics.fromJson(Map<String, dynamic> json) => _$PerformanceStatisticsFromJson(json);
Map<String, dynamic> toJson() => _$PerformanceStatisticsToJson(this);
@override
List<Object?> get props => [averageLatency, medianLatency, p95Latency, p99Latency, averageThroughput, latencyTrends, throughputTrends];
}
/// 基于时间的指标
@JsonSerializable()
class TimeBasedMetric extends Equatable {
final DateTime timestamp;
final double value;
final String? label;
const TimeBasedMetric({
required this.timestamp,
required this.value,
this.label,
});
factory TimeBasedMetric.fromJson(Map<String, dynamic> json) => _$TimeBasedMetricFromJson(json);
Map<String, dynamic> toJson() => _$TimeBasedMetricToJson(this);
@override
List<Object?> get props => [timestamp, value, label];
}
/// 系统健康状态
@JsonSerializable()
class SystemHealthStatus extends Equatable {
@JsonKey(defaultValue: HealthStatus.healthy)
final HealthStatus status;
final Map<String, ComponentHealth> components;
final String? message;
final DateTime? lastChecked;
const SystemHealthStatus({
this.status = HealthStatus.healthy,
required this.components,
this.message,
this.lastChecked,
});
factory SystemHealthStatus.fromJson(Map<String, dynamic> json) => _$SystemHealthStatusFromJson(json);
Map<String, dynamic> toJson() => _$SystemHealthStatusToJson(this);
@override
List<Object?> get props => [status, components, message, lastChecked];
}
/// 组件健康状态
@JsonSerializable()
class ComponentHealth extends Equatable {
@JsonKey(defaultValue: HealthStatus.healthy)
final HealthStatus status;
final String? message;
final Map<String, dynamic>? metrics;
const ComponentHealth({
this.status = HealthStatus.healthy,
this.message,
this.metrics,
});
factory ComponentHealth.fromJson(Map<String, dynamic> json) => _$ComponentHealthFromJson(json);
Map<String, dynamic> toJson() => _$ComponentHealthToJson(this);
@override
List<Object?> get props => [status, message, metrics];
}
/// 健康状态枚举
enum HealthStatus {
@JsonValue('healthy')
healthy,
@JsonValue('degraded')
degraded,
@JsonValue('unhealthy')
unhealthy,
@JsonValue('unknown')
unknown,
}
/// LLM日志搜索条件
@JsonSerializable()
class LLMTraceSearchCriteria extends Equatable {
final String? userId;
final String? provider;
final String? model;
final String? sessionId;
final bool? hasError;
final LLMTraceStatus? status;
final DateTime? startTime;
final DateTime? endTime;
// 分页
@JsonKey(defaultValue: 0)
final int page;
@JsonKey(defaultValue: 20)
final int size;
@JsonKey(defaultValue: 'timestamp')
final String sortBy;
@JsonKey(defaultValue: 'desc')
final String sortDir;
const LLMTraceSearchCriteria({
this.userId,
this.provider,
this.model,
this.sessionId,
this.hasError,
this.status,
this.startTime,
this.endTime,
this.page = 0,
this.size = 20,
this.sortBy = 'timestamp',
this.sortDir = 'desc',
});
factory LLMTraceSearchCriteria.fromJson(Map<String, dynamic> json) => _$LLMTraceSearchCriteriaFromJson(json);
Map<String, dynamic> toJson() => _$LLMTraceSearchCriteriaToJson(this);
@override
List<Object?> get props => [userId, provider, model, sessionId, hasError, status, startTime, endTime, page, size, sortBy, sortDir];
}
/// API响应包装类
@JsonSerializable(genericArgumentFactories: true)
class ApiResponse<T> extends Equatable {
final bool success;
final String? message;
final T? data;
final String? error;
const ApiResponse({
required this.success,
this.message,
this.data,
this.error,
});
factory ApiResponse.fromJson(Map<String, dynamic> json, T Function(Object? json) fromJsonT) =>
_$ApiResponseFromJson(json, fromJsonT);
Map<String, dynamic> toJson(Object? Function(T value) toJsonT) =>
_$ApiResponseToJson(this, toJsonT);
@override
List<Object?> get props => [success, message, data, error];
}
/// 分页响应
@JsonSerializable(genericArgumentFactories: true)
class PagedResponse<T> extends Equatable {
final List<T> content;
final int page;
final int size;
final int totalElements;
final int totalPages;
@JsonKey(defaultValue: false)
final bool first;
@JsonKey(defaultValue: false)
final bool last;
const PagedResponse({
required this.content,
required this.page,
required this.size,
required this.totalElements,
required this.totalPages,
this.first = false,
this.last = false,
});
factory PagedResponse.fromJson(Map<String, dynamic> json, T Function(Object? json) fromJsonT) =>
_$PagedResponseFromJson(json, fromJsonT);
Map<String, dynamic> toJson(Object? Function(T value) toJsonT) =>
_$PagedResponseToJson(this, toJsonT);
@override
List<Object?> get props => [content, page, size, totalElements, totalPages, first, last];
}
/// 游标分页响应
@JsonSerializable(genericArgumentFactories: true)
class CursorPageResponse<T> extends Equatable {
final List<T> items;
final String? nextCursor;
@JsonKey(defaultValue: false)
final bool hasMore;
const CursorPageResponse({
required this.items,
this.nextCursor,
this.hasMore = false,
});
factory CursorPageResponse.fromJson(Map<String, dynamic> json, T Function(Object? json) fromJsonT) =>
_$CursorPageResponseFromJson(json, fromJsonT);
Map<String, dynamic> toJson(Object? Function(T value) toJsonT) =>
_$CursorPageResponseToJson(this, toJsonT);
@override
List<Object?> get props => [items, nextCursor, hasMore];
}

View File

@@ -0,0 +1,951 @@
// GENERATED CODE - DO NOT MODIFY BY HAND
part of 'llm_observability_models.dart';
// **************************************************************************
// JsonSerializableGenerator
// **************************************************************************
LLMTrace _$LLMTraceFromJson(Map<String, dynamic> json) => $checkedCreate(
'LLMTrace',
json,
($checkedConvert) {
final val = LLMTrace(
id: $checkedConvert('id', (v) => v as String),
traceId: $checkedConvert('traceId', (v) => v as String),
provider: $checkedConvert('provider', (v) => v as String),
model: $checkedConvert('model', (v) => v as String),
userId: $checkedConvert('userId', (v) => v as String?),
sessionId: $checkedConvert('sessionId', (v) => v as String?),
timestamp: $checkedConvert(
'createdAt', (v) => const TimestampConverter().fromJson(v)),
request: $checkedConvert(
'request', (v) => LLMRequest.fromJson(v as Map<String, dynamic>)),
response: $checkedConvert(
'response',
(v) => v == null
? null
: LLMResponse.fromJson(v as Map<String, dynamic>)),
performance: $checkedConvert(
'performance',
(v) => v == null
? null
: LLMPerformanceMetrics.fromJson(v as Map<String, dynamic>)),
error: $checkedConvert(
'error',
(v) => v == null
? null
: LLMError.fromJson(v as Map<String, dynamic>)),
toolCalls: $checkedConvert(
'toolCalls',
(v) => (v as List<dynamic>?)
?.map((e) => LLMToolCall.fromJson(e as Map<String, dynamic>))
.toList()),
metadata:
$checkedConvert('metadata', (v) => v as Map<String, dynamic>?),
status: $checkedConvert(
'status',
(v) =>
$enumDecodeNullable(_$LLMTraceStatusEnumMap, v) ??
LLMTraceStatus.pending),
isStreaming:
$checkedConvert('isStreaming', (v) => v as bool? ?? false),
);
return val;
},
fieldKeyMap: const {'timestamp': 'createdAt'},
);
Map<String, dynamic> _$LLMTraceToJson(LLMTrace instance) {
final val = <String, dynamic>{
'id': instance.id,
'traceId': instance.traceId,
'provider': instance.provider,
'model': instance.model,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('userId', instance.userId);
writeNotNull('sessionId', instance.sessionId);
writeNotNull(
'createdAt', const TimestampConverter().toJson(instance.timestamp));
val['request'] = instance.request.toJson();
writeNotNull('response', instance.response?.toJson());
writeNotNull('performance', instance.performance?.toJson());
writeNotNull('error', instance.error?.toJson());
writeNotNull(
'toolCalls', instance.toolCalls?.map((e) => e.toJson()).toList());
writeNotNull('metadata', instance.metadata);
val['status'] = _$LLMTraceStatusEnumMap[instance.status]!;
val['isStreaming'] = instance.isStreaming;
return val;
}
const _$LLMTraceStatusEnumMap = {
LLMTraceStatus.pending: 'pending',
LLMTraceStatus.success: 'success',
LLMTraceStatus.error: 'error',
LLMTraceStatus.timeout: 'timeout',
LLMTraceStatus.cancelled: 'cancelled',
};
LLMRequest _$LLMRequestFromJson(Map<String, dynamic> json) => $checkedCreate(
'LLMRequest',
json,
($checkedConvert) {
final val = LLMRequest(
messages: $checkedConvert(
'messages',
(v) => (v as List<dynamic>?)
?.map((e) => LLMMessage.fromJson(e as Map<String, dynamic>))
.toList()),
temperature:
$checkedConvert('temperature', (v) => (v as num?)?.toDouble()),
topP: $checkedConvert('topP', (v) => (v as num?)?.toDouble()),
topK: $checkedConvert('topK', (v) => (v as num?)?.toInt()),
maxTokens: $checkedConvert('maxTokens', (v) => (v as num?)?.toInt()),
seed: $checkedConvert('seed', (v) => (v as num?)?.toInt()),
tools: $checkedConvert(
'tools',
(v) => (v as List<dynamic>?)
?.map((e) => LLMTool.fromJson(e as Map<String, dynamic>))
.toList()),
toolChoice: $checkedConvert('toolChoice', (v) => v as String?),
responseFormat:
$checkedConvert('responseFormat', (v) => v as String?),
additionalParameters: $checkedConvert(
'additionalParameters', (v) => v as Map<String, dynamic>?),
);
return val;
},
);
Map<String, dynamic> _$LLMRequestToJson(LLMRequest instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('messages', instance.messages?.map((e) => e.toJson()).toList());
writeNotNull('temperature', instance.temperature);
writeNotNull('topP', instance.topP);
writeNotNull('topK', instance.topK);
writeNotNull('maxTokens', instance.maxTokens);
writeNotNull('seed', instance.seed);
writeNotNull('tools', instance.tools?.map((e) => e.toJson()).toList());
writeNotNull('toolChoice', instance.toolChoice);
writeNotNull('responseFormat', instance.responseFormat);
writeNotNull('additionalParameters', instance.additionalParameters);
return val;
}
LLMResponse _$LLMResponseFromJson(Map<String, dynamic> json) => $checkedCreate(
'LLMResponse',
json,
($checkedConvert) {
final val = LLMResponse(
id: $checkedConvert('id', (v) => v as String?),
content: $checkedConvert('content', (v) => v as String?),
tokenUsage: $checkedConvert(
'tokenUsage',
(v) => v == null
? null
: LLMTokenUsage.fromJson(v as Map<String, dynamic>)),
finishReason: $checkedConvert('finishReason', (v) => v as String?),
toolCallResults: $checkedConvert(
'toolCallResults',
(v) => (v as List<dynamic>?)
?.map((e) =>
LLMToolCallResult.fromJson(e as Map<String, dynamic>))
.toList()),
metadata:
$checkedConvert('metadata', (v) => v as Map<String, dynamic>?),
streamChunks: $checkedConvert('streamChunks',
(v) => (v as List<dynamic>?)?.map((e) => e as String).toList()),
);
return val;
},
);
Map<String, dynamic> _$LLMResponseToJson(LLMResponse instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('id', instance.id);
writeNotNull('content', instance.content);
writeNotNull('tokenUsage', instance.tokenUsage?.toJson());
writeNotNull('finishReason', instance.finishReason);
writeNotNull('toolCallResults',
instance.toolCallResults?.map((e) => e.toJson()).toList());
writeNotNull('metadata', instance.metadata);
writeNotNull('streamChunks', instance.streamChunks);
return val;
}
LLMMessage _$LLMMessageFromJson(Map<String, dynamic> json) => $checkedCreate(
'LLMMessage',
json,
($checkedConvert) {
final val = LLMMessage(
role: $checkedConvert('role', (v) => v as String),
content: $checkedConvert('content', (v) => v as String?),
name: $checkedConvert('name', (v) => v as String?),
metadata:
$checkedConvert('metadata', (v) => v as Map<String, dynamic>?),
);
return val;
},
);
Map<String, dynamic> _$LLMMessageToJson(LLMMessage instance) {
final val = <String, dynamic>{
'role': instance.role,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('content', instance.content);
writeNotNull('name', instance.name);
writeNotNull('metadata', instance.metadata);
return val;
}
LLMTool _$LLMToolFromJson(Map<String, dynamic> json) => $checkedCreate(
'LLMTool',
json,
($checkedConvert) {
final val = LLMTool(
name: $checkedConvert('name', (v) => v as String),
description: $checkedConvert('description', (v) => v as String?),
parameters:
$checkedConvert('parameters', (v) => v as Map<String, dynamic>?),
);
return val;
},
);
Map<String, dynamic> _$LLMToolToJson(LLMTool instance) {
final val = <String, dynamic>{
'name': instance.name,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('description', instance.description);
writeNotNull('parameters', instance.parameters);
return val;
}
LLMToolCall _$LLMToolCallFromJson(Map<String, dynamic> json) => $checkedCreate(
'LLMToolCall',
json,
($checkedConvert) {
final val = LLMToolCall(
id: $checkedConvert('id', (v) => v as String),
name: $checkedConvert('name', (v) => v as String),
arguments:
$checkedConvert('arguments', (v) => v as Map<String, dynamic>?),
timestamp: $checkedConvert('timestamp',
(v) => v == null ? null : DateTime.parse(v as String)),
);
return val;
},
);
Map<String, dynamic> _$LLMToolCallToJson(LLMToolCall instance) {
final val = <String, dynamic>{
'id': instance.id,
'name': instance.name,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('arguments', instance.arguments);
writeNotNull('timestamp', instance.timestamp?.toIso8601String());
return val;
}
LLMToolCallResult _$LLMToolCallResultFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'LLMToolCallResult',
json,
($checkedConvert) {
final val = LLMToolCallResult(
toolCallId: $checkedConvert('toolCallId', (v) => v as String),
result: $checkedConvert('result', (v) => v as String?),
error: $checkedConvert(
'error',
(v) => v == null
? null
: LLMError.fromJson(v as Map<String, dynamic>)),
);
return val;
},
);
Map<String, dynamic> _$LLMToolCallResultToJson(LLMToolCallResult instance) {
final val = <String, dynamic>{
'toolCallId': instance.toolCallId,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('result', instance.result);
writeNotNull('error', instance.error?.toJson());
return val;
}
LLMTokenUsage _$LLMTokenUsageFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'LLMTokenUsage',
json,
($checkedConvert) {
final val = LLMTokenUsage(
promptTokens:
$checkedConvert('promptTokens', (v) => (v as num?)?.toInt()),
completionTokens:
$checkedConvert('completionTokens', (v) => (v as num?)?.toInt()),
totalTokens:
$checkedConvert('totalTokens', (v) => (v as num?)?.toInt()),
inputTokens:
$checkedConvert('inputTokens', (v) => (v as num?)?.toInt()),
outputTokens:
$checkedConvert('outputTokens', (v) => (v as num?)?.toInt()),
reasoningTokens:
$checkedConvert('reasoningTokens', (v) => (v as num?)?.toInt()),
cachedTokens:
$checkedConvert('cachedTokens', (v) => (v as num?)?.toInt()),
);
return val;
},
);
Map<String, dynamic> _$LLMTokenUsageToJson(LLMTokenUsage instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('promptTokens', instance.promptTokens);
writeNotNull('completionTokens', instance.completionTokens);
writeNotNull('totalTokens', instance.totalTokens);
writeNotNull('inputTokens', instance.inputTokens);
writeNotNull('outputTokens', instance.outputTokens);
writeNotNull('reasoningTokens', instance.reasoningTokens);
writeNotNull('cachedTokens', instance.cachedTokens);
return val;
}
LLMPerformanceMetrics _$LLMPerformanceMetricsFromJson(
Map<String, dynamic> json) =>
$checkedCreate(
'LLMPerformanceMetrics',
json,
($checkedConvert) {
final val = LLMPerformanceMetrics(
requestLatencyMs:
$checkedConvert('requestLatencyMs', (v) => (v as num?)?.toInt()),
firstTokenLatencyMs: $checkedConvert(
'firstTokenLatencyMs', (v) => (v as num?)?.toInt()),
totalDurationMs:
$checkedConvert('totalDurationMs', (v) => (v as num?)?.toInt()),
tokensPerSecond: $checkedConvert(
'tokensPerSecond', (v) => (v as num?)?.toDouble()),
charactersPerSecond: $checkedConvert(
'charactersPerSecond', (v) => (v as num?)?.toDouble()),
queueTimeMs:
$checkedConvert('queueTimeMs', (v) => (v as num?)?.toInt()),
processingTimeMs:
$checkedConvert('processingTimeMs', (v) => (v as num?)?.toInt()),
);
return val;
},
);
Map<String, dynamic> _$LLMPerformanceMetricsToJson(
LLMPerformanceMetrics instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('requestLatencyMs', instance.requestLatencyMs);
writeNotNull('firstTokenLatencyMs', instance.firstTokenLatencyMs);
writeNotNull('totalDurationMs', instance.totalDurationMs);
writeNotNull('tokensPerSecond', instance.tokensPerSecond);
writeNotNull('charactersPerSecond', instance.charactersPerSecond);
writeNotNull('queueTimeMs', instance.queueTimeMs);
writeNotNull('processingTimeMs', instance.processingTimeMs);
return val;
}
LLMError _$LLMErrorFromJson(Map<String, dynamic> json) => $checkedCreate(
'LLMError',
json,
($checkedConvert) {
final val = LLMError(
type: $checkedConvert('type', (v) => v as String?),
message: $checkedConvert('message', (v) => v as String?),
code: $checkedConvert('code', (v) => v as String?),
stackTrace: $checkedConvert('stackTrace', (v) => v as String?),
details:
$checkedConvert('details', (v) => v as Map<String, dynamic>?),
);
return val;
},
);
Map<String, dynamic> _$LLMErrorToJson(LLMError instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('type', instance.type);
writeNotNull('message', instance.message);
writeNotNull('code', instance.code);
writeNotNull('stackTrace', instance.stackTrace);
writeNotNull('details', instance.details);
return val;
}
LLMStatistics _$LLMStatisticsFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'LLMStatistics',
json,
($checkedConvert) {
final val = LLMStatistics(
totalCalls: $checkedConvert('totalCalls', (v) => (v as num).toInt()),
successfulCalls:
$checkedConvert('successfulCalls', (v) => (v as num).toInt()),
failedCalls:
$checkedConvert('failedCalls', (v) => (v as num).toInt()),
successRate:
$checkedConvert('successRate', (v) => (v as num).toDouble()),
averageLatency:
$checkedConvert('averageLatency', (v) => (v as num).toDouble()),
totalTokens:
$checkedConvert('totalTokens', (v) => (v as num).toInt()),
startTime: $checkedConvert('startTime',
(v) => v == null ? null : DateTime.parse(v as String)),
endTime: $checkedConvert(
'endTime', (v) => v == null ? null : DateTime.parse(v as String)),
details:
$checkedConvert('details', (v) => v as Map<String, dynamic>?),
);
return val;
},
);
Map<String, dynamic> _$LLMStatisticsToJson(LLMStatistics instance) {
final val = <String, dynamic>{
'totalCalls': instance.totalCalls,
'successfulCalls': instance.successfulCalls,
'failedCalls': instance.failedCalls,
'successRate': instance.successRate,
'averageLatency': instance.averageLatency,
'totalTokens': instance.totalTokens,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('startTime', instance.startTime?.toIso8601String());
writeNotNull('endTime', instance.endTime?.toIso8601String());
writeNotNull('details', instance.details);
return val;
}
ProviderStatistics _$ProviderStatisticsFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'ProviderStatistics',
json,
($checkedConvert) {
final val = ProviderStatistics(
provider: $checkedConvert('provider', (v) => v as String),
statistics: $checkedConvert('statistics',
(v) => LLMStatistics.fromJson(v as Map<String, dynamic>)),
models: $checkedConvert(
'models',
(v) => (v as List<dynamic>)
.map((e) =>
ModelStatistics.fromJson(e as Map<String, dynamic>))
.toList()),
);
return val;
},
);
Map<String, dynamic> _$ProviderStatisticsToJson(ProviderStatistics instance) =>
<String, dynamic>{
'provider': instance.provider,
'statistics': instance.statistics.toJson(),
'models': instance.models.map((e) => e.toJson()).toList(),
};
ModelStatistics _$ModelStatisticsFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'ModelStatistics',
json,
($checkedConvert) {
final val = ModelStatistics(
modelName: $checkedConvert('modelName', (v) => v as String),
provider: $checkedConvert('provider', (v) => v as String),
statistics: $checkedConvert('statistics',
(v) => LLMStatistics.fromJson(v as Map<String, dynamic>)),
);
return val;
},
);
Map<String, dynamic> _$ModelStatisticsToJson(ModelStatistics instance) =>
<String, dynamic>{
'modelName': instance.modelName,
'provider': instance.provider,
'statistics': instance.statistics.toJson(),
};
UserStatistics _$UserStatisticsFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'UserStatistics',
json,
($checkedConvert) {
final val = UserStatistics(
userId: $checkedConvert('userId', (v) => v as String),
username: $checkedConvert('username', (v) => v as String?),
statistics: $checkedConvert('statistics',
(v) => LLMStatistics.fromJson(v as Map<String, dynamic>)),
topModels: $checkedConvert('topModels',
(v) => (v as List<dynamic>).map((e) => e as String).toList()),
topProviders: $checkedConvert('topProviders',
(v) => (v as List<dynamic>).map((e) => e as String).toList()),
);
return val;
},
);
Map<String, dynamic> _$UserStatisticsToJson(UserStatistics instance) {
final val = <String, dynamic>{
'userId': instance.userId,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('username', instance.username);
val['statistics'] = instance.statistics.toJson();
val['topModels'] = instance.topModels;
val['topProviders'] = instance.topProviders;
return val;
}
ErrorStatistics _$ErrorStatisticsFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'ErrorStatistics',
json,
($checkedConvert) {
final val = ErrorStatistics(
errorType: $checkedConvert('errorType', (v) => v as String),
count: $checkedConvert('count', (v) => (v as num).toInt()),
percentage:
$checkedConvert('percentage', (v) => (v as num).toDouble()),
topErrorMessages: $checkedConvert('topErrorMessages',
(v) => (v as List<dynamic>).map((e) => e as String).toList()),
affectedModels: $checkedConvert('affectedModels',
(v) => (v as List<dynamic>).map((e) => e as String).toList()),
);
return val;
},
);
Map<String, dynamic> _$ErrorStatisticsToJson(ErrorStatistics instance) =>
<String, dynamic>{
'errorType': instance.errorType,
'count': instance.count,
'percentage': instance.percentage,
'topErrorMessages': instance.topErrorMessages,
'affectedModels': instance.affectedModels,
};
PerformanceStatistics _$PerformanceStatisticsFromJson(
Map<String, dynamic> json) =>
$checkedCreate(
'PerformanceStatistics',
json,
($checkedConvert) {
final val = PerformanceStatistics(
averageLatency:
$checkedConvert('averageLatency', (v) => (v as num).toDouble()),
medianLatency:
$checkedConvert('medianLatency', (v) => (v as num).toDouble()),
p95Latency:
$checkedConvert('p95Latency', (v) => (v as num).toDouble()),
p99Latency:
$checkedConvert('p99Latency', (v) => (v as num).toDouble()),
averageThroughput: $checkedConvert(
'averageThroughput', (v) => (v as num).toDouble()),
latencyTrends: $checkedConvert(
'latencyTrends',
(v) => (v as List<dynamic>)
.map((e) =>
TimeBasedMetric.fromJson(e as Map<String, dynamic>))
.toList()),
throughputTrends: $checkedConvert(
'throughputTrends',
(v) => (v as List<dynamic>)
.map((e) =>
TimeBasedMetric.fromJson(e as Map<String, dynamic>))
.toList()),
);
return val;
},
);
Map<String, dynamic> _$PerformanceStatisticsToJson(
PerformanceStatistics instance) =>
<String, dynamic>{
'averageLatency': instance.averageLatency,
'medianLatency': instance.medianLatency,
'p95Latency': instance.p95Latency,
'p99Latency': instance.p99Latency,
'averageThroughput': instance.averageThroughput,
'latencyTrends': instance.latencyTrends.map((e) => e.toJson()).toList(),
'throughputTrends':
instance.throughputTrends.map((e) => e.toJson()).toList(),
};
TimeBasedMetric _$TimeBasedMetricFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'TimeBasedMetric',
json,
($checkedConvert) {
final val = TimeBasedMetric(
timestamp:
$checkedConvert('timestamp', (v) => DateTime.parse(v as String)),
value: $checkedConvert('value', (v) => (v as num).toDouble()),
label: $checkedConvert('label', (v) => v as String?),
);
return val;
},
);
Map<String, dynamic> _$TimeBasedMetricToJson(TimeBasedMetric instance) {
final val = <String, dynamic>{
'timestamp': instance.timestamp.toIso8601String(),
'value': instance.value,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('label', instance.label);
return val;
}
SystemHealthStatus _$SystemHealthStatusFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'SystemHealthStatus',
json,
($checkedConvert) {
final val = SystemHealthStatus(
status: $checkedConvert(
'status',
(v) =>
$enumDecodeNullable(_$HealthStatusEnumMap, v) ??
HealthStatus.healthy),
components: $checkedConvert(
'components',
(v) => (v as Map<String, dynamic>).map(
(k, e) => MapEntry(
k, ComponentHealth.fromJson(e as Map<String, dynamic>)),
)),
message: $checkedConvert('message', (v) => v as String?),
lastChecked: $checkedConvert('lastChecked',
(v) => v == null ? null : DateTime.parse(v as String)),
);
return val;
},
);
Map<String, dynamic> _$SystemHealthStatusToJson(SystemHealthStatus instance) {
final val = <String, dynamic>{
'status': _$HealthStatusEnumMap[instance.status]!,
'components': instance.components.map((k, e) => MapEntry(k, e.toJson())),
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('message', instance.message);
writeNotNull('lastChecked', instance.lastChecked?.toIso8601String());
return val;
}
const _$HealthStatusEnumMap = {
HealthStatus.healthy: 'healthy',
HealthStatus.degraded: 'degraded',
HealthStatus.unhealthy: 'unhealthy',
HealthStatus.unknown: 'unknown',
};
ComponentHealth _$ComponentHealthFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'ComponentHealth',
json,
($checkedConvert) {
final val = ComponentHealth(
status: $checkedConvert(
'status',
(v) =>
$enumDecodeNullable(_$HealthStatusEnumMap, v) ??
HealthStatus.healthy),
message: $checkedConvert('message', (v) => v as String?),
metrics:
$checkedConvert('metrics', (v) => v as Map<String, dynamic>?),
);
return val;
},
);
Map<String, dynamic> _$ComponentHealthToJson(ComponentHealth instance) {
final val = <String, dynamic>{
'status': _$HealthStatusEnumMap[instance.status]!,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('message', instance.message);
writeNotNull('metrics', instance.metrics);
return val;
}
LLMTraceSearchCriteria _$LLMTraceSearchCriteriaFromJson(
Map<String, dynamic> json) =>
$checkedCreate(
'LLMTraceSearchCriteria',
json,
($checkedConvert) {
final val = LLMTraceSearchCriteria(
userId: $checkedConvert('userId', (v) => v as String?),
provider: $checkedConvert('provider', (v) => v as String?),
model: $checkedConvert('model', (v) => v as String?),
sessionId: $checkedConvert('sessionId', (v) => v as String?),
hasError: $checkedConvert('hasError', (v) => v as bool?),
status: $checkedConvert(
'status', (v) => $enumDecodeNullable(_$LLMTraceStatusEnumMap, v)),
startTime: $checkedConvert('startTime',
(v) => v == null ? null : DateTime.parse(v as String)),
endTime: $checkedConvert(
'endTime', (v) => v == null ? null : DateTime.parse(v as String)),
page: $checkedConvert('page', (v) => (v as num?)?.toInt() ?? 0),
size: $checkedConvert('size', (v) => (v as num?)?.toInt() ?? 20),
sortBy: $checkedConvert('sortBy', (v) => v as String? ?? 'timestamp'),
sortDir: $checkedConvert('sortDir', (v) => v as String? ?? 'desc'),
);
return val;
},
);
Map<String, dynamic> _$LLMTraceSearchCriteriaToJson(
LLMTraceSearchCriteria instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('userId', instance.userId);
writeNotNull('provider', instance.provider);
writeNotNull('model', instance.model);
writeNotNull('sessionId', instance.sessionId);
writeNotNull('hasError', instance.hasError);
writeNotNull('status', _$LLMTraceStatusEnumMap[instance.status]);
writeNotNull('startTime', instance.startTime?.toIso8601String());
writeNotNull('endTime', instance.endTime?.toIso8601String());
val['page'] = instance.page;
val['size'] = instance.size;
val['sortBy'] = instance.sortBy;
val['sortDir'] = instance.sortDir;
return val;
}
ApiResponse<T> _$ApiResponseFromJson<T>(
Map<String, dynamic> json,
T Function(Object? json) fromJsonT,
) =>
$checkedCreate(
'ApiResponse',
json,
($checkedConvert) {
final val = ApiResponse<T>(
success: $checkedConvert('success', (v) => v as bool),
message: $checkedConvert('message', (v) => v as String?),
data: $checkedConvert(
'data', (v) => _$nullableGenericFromJson(v, fromJsonT)),
error: $checkedConvert('error', (v) => v as String?),
);
return val;
},
);
Map<String, dynamic> _$ApiResponseToJson<T>(
ApiResponse<T> instance,
Object? Function(T value) toJsonT,
) {
final val = <String, dynamic>{
'success': instance.success,
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('message', instance.message);
writeNotNull('data', _$nullableGenericToJson(instance.data, toJsonT));
writeNotNull('error', instance.error);
return val;
}
T? _$nullableGenericFromJson<T>(
Object? input,
T Function(Object? json) fromJson,
) =>
input == null ? null : fromJson(input);
Object? _$nullableGenericToJson<T>(
T? input,
Object? Function(T value) toJson,
) =>
input == null ? null : toJson(input);
PagedResponse<T> _$PagedResponseFromJson<T>(
Map<String, dynamic> json,
T Function(Object? json) fromJsonT,
) =>
$checkedCreate(
'PagedResponse',
json,
($checkedConvert) {
final val = PagedResponse<T>(
content: $checkedConvert(
'content', (v) => (v as List<dynamic>).map(fromJsonT).toList()),
page: $checkedConvert('page', (v) => (v as num).toInt()),
size: $checkedConvert('size', (v) => (v as num).toInt()),
totalElements:
$checkedConvert('totalElements', (v) => (v as num).toInt()),
totalPages: $checkedConvert('totalPages', (v) => (v as num).toInt()),
first: $checkedConvert('first', (v) => v as bool? ?? false),
last: $checkedConvert('last', (v) => v as bool? ?? false),
);
return val;
},
);
Map<String, dynamic> _$PagedResponseToJson<T>(
PagedResponse<T> instance,
Object? Function(T value) toJsonT,
) =>
<String, dynamic>{
'content': instance.content.map(toJsonT).toList(),
'page': instance.page,
'size': instance.size,
'totalElements': instance.totalElements,
'totalPages': instance.totalPages,
'first': instance.first,
'last': instance.last,
};
CursorPageResponse<T> _$CursorPageResponseFromJson<T>(
Map<String, dynamic> json,
T Function(Object? json) fromJsonT,
) =>
$checkedCreate(
'CursorPageResponse',
json,
($checkedConvert) {
final val = CursorPageResponse<T>(
items: $checkedConvert(
'items', (v) => (v as List<dynamic>).map(fromJsonT).toList()),
nextCursor: $checkedConvert('nextCursor', (v) => v as String?),
hasMore: $checkedConvert('hasMore', (v) => v as bool? ?? false),
);
return val;
},
);
Map<String, dynamic> _$CursorPageResponseToJson<T>(
CursorPageResponse<T> instance,
Object? Function(T value) toJsonT,
) {
final val = <String, dynamic>{
'items': instance.items.map(toJsonT).toList(),
};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('nextCursor', instance.nextCursor);
val['hasMore'] = instance.hasMore;
return val;
}

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@@ -0,0 +1,429 @@
import 'package:equatable/equatable.dart';
import 'package:json_annotation/json_annotation.dart';
import '../../utils/date_time_parser.dart';
part 'subscription_models.g.dart';
/// 订阅计划模型
@JsonSerializable()
class SubscriptionPlan extends Equatable {
final String? id;
final String planName;
final String? description;
final double price;
final String currency;
final BillingCycle billingCycle;
final String? roleId;
final int? creditsGranted;
final bool active;
final bool recommended;
final int priority;
final Map<String, dynamic>? features;
final int trialDays;
final int maxUsers;
final DateTime? createdAt;
final DateTime? updatedAt;
const SubscriptionPlan({
this.id,
required this.planName,
this.description,
required this.price,
required this.currency,
required this.billingCycle,
this.roleId,
this.creditsGranted,
this.active = true,
this.recommended = false,
this.priority = 0,
this.features,
this.trialDays = 0,
this.maxUsers = -1,
this.createdAt,
this.updatedAt,
});
factory SubscriptionPlan.fromJson(Map<String, dynamic> json) {
// 兼容后端字段可能为空或类型不一致(如 BigDecimal 序列化为字符串)
final dynamic priceRaw = json['price'];
final double parsedPrice = priceRaw is num
? priceRaw.toDouble()
: (priceRaw is String ? double.tryParse(priceRaw) ?? 0.0 : 0.0);
final dynamic priorityRaw = json['priority'];
final int parsedPriority = priorityRaw is num
? priorityRaw.toInt()
: (priorityRaw is String ? int.tryParse(priorityRaw) ?? 0 : 0);
final dynamic creditsRaw = json['creditsGranted'];
final int? parsedCredits = creditsRaw == null
? null
: (creditsRaw is num
? creditsRaw.toInt()
: (creditsRaw is String ? int.tryParse(creditsRaw) : null));
final dynamic activeRaw = json['active'];
final bool parsedActive = activeRaw is bool
? activeRaw
: (activeRaw is String ? activeRaw.toLowerCase() == 'true' : true);
final dynamic recommendedRaw = json['recommended'];
final bool parsedRecommended = recommendedRaw is bool
? recommendedRaw
: (recommendedRaw is String ? recommendedRaw.toLowerCase() == 'true' : false);
final featuresRaw = json['features'];
final Map<String, dynamic>? parsedFeatures =
featuresRaw is Map<String, dynamic> ? featuresRaw : null;
return SubscriptionPlan(
id: json['id'] as String?,
planName: (json['planName'] as String?) ?? '未命名套餐',
description: json['description'] as String?,
price: parsedPrice,
currency: (json['currency'] as String?) ?? 'CNY',
billingCycle: _parseBillingCycle(json['billingCycle']),
roleId: json['roleId'] as String?,
creditsGranted: parsedCredits,
active: parsedActive,
recommended: parsedRecommended,
priority: parsedPriority,
features: parsedFeatures,
trialDays: ((json['trialDays'] is String)
? int.tryParse(json['trialDays'])
: (json['trialDays'] as num?))
?.toInt() ?? 0,
maxUsers: ((json['maxUsers'] is String)
? int.tryParse(json['maxUsers'])
: (json['maxUsers'] as num?))
?.toInt() ?? -1,
createdAt: json['createdAt'] != null ? parseBackendDateTime(json['createdAt']) : null,
updatedAt: json['updatedAt'] != null ? parseBackendDateTime(json['updatedAt']) : null,
);
}
Map<String, dynamic> toJson() => _$SubscriptionPlanToJson(this);
@override
List<Object?> get props => [
id,
planName,
description,
price,
currency,
billingCycle,
roleId,
creditsGranted,
active,
recommended,
priority,
features,
trialDays,
maxUsers,
createdAt,
updatedAt,
];
/// 获取月度等价价格
double get monthlyEquivalentPrice {
switch (billingCycle) {
case BillingCycle.monthly:
return price;
case BillingCycle.quarterly:
return price / 3;
case BillingCycle.yearly:
return price / 12;
case BillingCycle.lifetime:
return price / 120; // 假设10年使用期
}
}
/// 获取计费周期显示文本
String get billingCycleText {
switch (billingCycle) {
case BillingCycle.monthly:
return '月付';
case BillingCycle.quarterly:
return '季付';
case BillingCycle.yearly:
return '年付';
case BillingCycle.lifetime:
return '终身';
}
}
/// 获取格式化价格
String get formattedPrice {
return '$currency ${price.toStringAsFixed(2)}';
}
/// 解析BillingCycle枚举
static BillingCycle _parseBillingCycle(dynamic value) {
if (value == null) return BillingCycle.monthly;
final stringValue = value.toString().toUpperCase();
switch (stringValue) {
case 'MONTHLY':
return BillingCycle.monthly;
case 'QUARTERLY':
return BillingCycle.quarterly;
case 'YEARLY':
return BillingCycle.yearly;
case 'LIFETIME':
return BillingCycle.lifetime;
default:
return BillingCycle.monthly;
}
}
/// 创建副本
SubscriptionPlan copyWith({
String? id,
String? planName,
String? description,
double? price,
String? currency,
BillingCycle? billingCycle,
String? roleId,
int? creditsGranted,
bool? active,
bool? recommended,
int? priority,
Map<String, dynamic>? features,
int? trialDays,
int? maxUsers,
DateTime? createdAt,
DateTime? updatedAt,
}) {
return SubscriptionPlan(
id: id ?? this.id,
planName: planName ?? this.planName,
description: description ?? this.description,
price: price ?? this.price,
currency: currency ?? this.currency,
billingCycle: billingCycle ?? this.billingCycle,
roleId: roleId ?? this.roleId,
creditsGranted: creditsGranted ?? this.creditsGranted,
active: active ?? this.active,
recommended: recommended ?? this.recommended,
priority: priority ?? this.priority,
features: features ?? this.features,
trialDays: trialDays ?? this.trialDays,
maxUsers: maxUsers ?? this.maxUsers,
createdAt: createdAt ?? this.createdAt,
updatedAt: updatedAt ?? this.updatedAt,
);
}
}
/// 计费周期枚举
enum BillingCycle {
@JsonValue('MONTHLY')
monthly,
@JsonValue('QUARTERLY')
quarterly,
@JsonValue('YEARLY')
yearly,
@JsonValue('LIFETIME')
lifetime,
}
/// 用户订阅模型
@JsonSerializable()
class UserSubscription extends Equatable {
final String? id;
final String userId;
final String planId;
final DateTime? startDate;
final DateTime? endDate;
final SubscriptionStatus status;
final bool autoRenewal;
final String? paymentMethod;
final String? transactionId;
final int creditsUsed;
final int totalCredits;
final DateTime? canceledAt;
final String? cancelReason;
final DateTime? trialEndDate;
final bool isTrial;
final DateTime? createdAt;
final DateTime? updatedAt;
const UserSubscription({
this.id,
required this.userId,
required this.planId,
this.startDate,
this.endDate,
required this.status,
this.autoRenewal = false,
this.paymentMethod,
this.transactionId,
this.creditsUsed = 0,
this.totalCredits = 0,
this.canceledAt,
this.cancelReason,
this.trialEndDate,
this.isTrial = false,
this.createdAt,
this.updatedAt,
});
factory UserSubscription.fromJson(Map<String, dynamic> json) {
return UserSubscription(
id: json['id'] as String?,
userId: json['userId'] as String,
planId: json['planId'] as String,
startDate: json['startDate'] != null ? parseBackendDateTime(json['startDate']) : null,
endDate: json['endDate'] != null ? parseBackendDateTime(json['endDate']) : null,
status: _parseSubscriptionStatus(json['status']),
autoRenewal: json['autoRenewal'] as bool? ?? false,
paymentMethod: json['paymentMethod'] as String?,
transactionId: json['transactionId'] as String?,
creditsUsed: (json['creditsUsed'] as num?)?.toInt() ?? 0,
totalCredits: (json['totalCredits'] as num?)?.toInt() ?? 0,
canceledAt: json['canceledAt'] != null ? parseBackendDateTime(json['canceledAt']) : null,
cancelReason: json['cancelReason'] as String?,
trialEndDate: json['trialEndDate'] != null ? parseBackendDateTime(json['trialEndDate']) : null,
isTrial: json['isTrial'] as bool? ?? false,
createdAt: json['createdAt'] != null ? parseBackendDateTime(json['createdAt']) : null,
updatedAt: json['updatedAt'] != null ? parseBackendDateTime(json['updatedAt']) : null,
);
}
Map<String, dynamic> toJson() => _$UserSubscriptionToJson(this);
@override
List<Object?> get props => [
id,
userId,
planId,
startDate,
endDate,
status,
autoRenewal,
paymentMethod,
transactionId,
creditsUsed,
totalCredits,
canceledAt,
cancelReason,
trialEndDate,
isTrial,
createdAt,
updatedAt,
];
/// 获取剩余积分
int get remainingCredits => (totalCredits - creditsUsed).clamp(0, totalCredits);
/// 检查订阅是否有效
bool get isValid {
final now = DateTime.now();
return (status == SubscriptionStatus.active || status == SubscriptionStatus.trial) &&
(endDate == null || endDate!.isAfter(now));
}
/// 检查是否即将过期7天内
bool get isExpiringSoon {
if (endDate == null) return false;
final now = DateTime.now();
final sevenDaysLater = now.add(const Duration(days: 7));
return endDate!.isBefore(sevenDaysLater) && endDate!.isAfter(now);
}
/// 解析SubscriptionStatus枚举
static SubscriptionStatus _parseSubscriptionStatus(dynamic value) {
if (value == null) return SubscriptionStatus.active;
final stringValue = value.toString().toUpperCase();
switch (stringValue) {
case 'ACTIVE':
return SubscriptionStatus.active;
case 'TRIAL':
return SubscriptionStatus.trial;
case 'CANCELED':
return SubscriptionStatus.canceled;
case 'EXPIRED':
return SubscriptionStatus.expired;
case 'SUSPENDED':
return SubscriptionStatus.suspended;
case 'REFUNDED':
return SubscriptionStatus.refunded;
default:
return SubscriptionStatus.active;
}
}
/// 获取状态显示文本
String get statusText {
switch (status) {
case SubscriptionStatus.active:
return '活跃';
case SubscriptionStatus.trial:
return '试用期';
case SubscriptionStatus.canceled:
return '已取消';
case SubscriptionStatus.expired:
return '已过期';
case SubscriptionStatus.suspended:
return '暂停';
case SubscriptionStatus.refunded:
return '已退款';
}
}
}
/// 订阅状态枚举
enum SubscriptionStatus {
@JsonValue('ACTIVE')
active,
@JsonValue('TRIAL')
trial,
@JsonValue('CANCELED')
canceled,
@JsonValue('EXPIRED')
expired,
@JsonValue('SUSPENDED')
suspended,
@JsonValue('REFUNDED')
refunded,
}
/// 订阅统计信息
@JsonSerializable()
class SubscriptionStatistics extends Equatable {
final int totalPlans;
final int activePlans;
final int totalSubscriptions;
final int activeSubscriptions;
final int trialSubscriptions;
final double monthlyRevenue;
final double yearlyRevenue;
const SubscriptionStatistics({
required this.totalPlans,
required this.activePlans,
required this.totalSubscriptions,
required this.activeSubscriptions,
required this.trialSubscriptions,
required this.monthlyRevenue,
required this.yearlyRevenue,
});
factory SubscriptionStatistics.fromJson(Map<String, dynamic> json) =>
_$SubscriptionStatisticsFromJson(json);
Map<String, dynamic> toJson() => _$SubscriptionStatisticsToJson(this);
@override
List<Object?> get props => [
totalPlans,
activePlans,
totalSubscriptions,
activeSubscriptions,
trialSubscriptions,
monthlyRevenue,
yearlyRevenue,
];
}

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@@ -0,0 +1,191 @@
// GENERATED CODE - DO NOT MODIFY BY HAND
part of 'subscription_models.dart';
// **************************************************************************
// JsonSerializableGenerator
// **************************************************************************
SubscriptionPlan _$SubscriptionPlanFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'SubscriptionPlan',
json,
($checkedConvert) {
final val = SubscriptionPlan(
id: $checkedConvert('id', (v) => v as String?),
planName: $checkedConvert('planName', (v) => v as String),
description: $checkedConvert('description', (v) => v as String?),
price: $checkedConvert('price', (v) => (v as num).toDouble()),
currency: $checkedConvert('currency', (v) => v as String),
billingCycle: $checkedConvert(
'billingCycle', (v) => $enumDecode(_$BillingCycleEnumMap, v)),
roleId: $checkedConvert('roleId', (v) => v as String?),
creditsGranted:
$checkedConvert('creditsGranted', (v) => (v as num?)?.toInt()),
active: $checkedConvert('active', (v) => v as bool? ?? true),
recommended:
$checkedConvert('recommended', (v) => v as bool? ?? false),
priority:
$checkedConvert('priority', (v) => (v as num?)?.toInt() ?? 0),
features:
$checkedConvert('features', (v) => v as Map<String, dynamic>?),
trialDays:
$checkedConvert('trialDays', (v) => (v as num?)?.toInt() ?? 0),
maxUsers:
$checkedConvert('maxUsers', (v) => (v as num?)?.toInt() ?? -1),
createdAt: $checkedConvert('createdAt',
(v) => v == null ? null : DateTime.parse(v as String)),
updatedAt: $checkedConvert('updatedAt',
(v) => v == null ? null : DateTime.parse(v as String)),
);
return val;
},
);
Map<String, dynamic> _$SubscriptionPlanToJson(SubscriptionPlan instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('id', instance.id);
val['planName'] = instance.planName;
writeNotNull('description', instance.description);
val['price'] = instance.price;
val['currency'] = instance.currency;
val['billingCycle'] = _$BillingCycleEnumMap[instance.billingCycle]!;
writeNotNull('roleId', instance.roleId);
writeNotNull('creditsGranted', instance.creditsGranted);
val['active'] = instance.active;
val['recommended'] = instance.recommended;
val['priority'] = instance.priority;
writeNotNull('features', instance.features);
val['trialDays'] = instance.trialDays;
val['maxUsers'] = instance.maxUsers;
writeNotNull('createdAt', instance.createdAt?.toIso8601String());
writeNotNull('updatedAt', instance.updatedAt?.toIso8601String());
return val;
}
const _$BillingCycleEnumMap = {
BillingCycle.monthly: 'MONTHLY',
BillingCycle.quarterly: 'QUARTERLY',
BillingCycle.yearly: 'YEARLY',
BillingCycle.lifetime: 'LIFETIME',
};
UserSubscription _$UserSubscriptionFromJson(Map<String, dynamic> json) =>
$checkedCreate(
'UserSubscription',
json,
($checkedConvert) {
final val = UserSubscription(
id: $checkedConvert('id', (v) => v as String?),
userId: $checkedConvert('userId', (v) => v as String),
planId: $checkedConvert('planId', (v) => v as String),
startDate: $checkedConvert('startDate',
(v) => v == null ? null : DateTime.parse(v as String)),
endDate: $checkedConvert(
'endDate', (v) => v == null ? null : DateTime.parse(v as String)),
status: $checkedConvert(
'status', (v) => $enumDecode(_$SubscriptionStatusEnumMap, v)),
autoRenewal:
$checkedConvert('autoRenewal', (v) => v as bool? ?? false),
paymentMethod: $checkedConvert('paymentMethod', (v) => v as String?),
transactionId: $checkedConvert('transactionId', (v) => v as String?),
creditsUsed:
$checkedConvert('creditsUsed', (v) => (v as num?)?.toInt() ?? 0),
totalCredits:
$checkedConvert('totalCredits', (v) => (v as num?)?.toInt() ?? 0),
canceledAt: $checkedConvert('canceledAt',
(v) => v == null ? null : DateTime.parse(v as String)),
cancelReason: $checkedConvert('cancelReason', (v) => v as String?),
trialEndDate: $checkedConvert('trialEndDate',
(v) => v == null ? null : DateTime.parse(v as String)),
isTrial: $checkedConvert('isTrial', (v) => v as bool? ?? false),
createdAt: $checkedConvert('createdAt',
(v) => v == null ? null : DateTime.parse(v as String)),
updatedAt: $checkedConvert('updatedAt',
(v) => v == null ? null : DateTime.parse(v as String)),
);
return val;
},
);
Map<String, dynamic> _$UserSubscriptionToJson(UserSubscription instance) {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('id', instance.id);
val['userId'] = instance.userId;
val['planId'] = instance.planId;
writeNotNull('startDate', instance.startDate?.toIso8601String());
writeNotNull('endDate', instance.endDate?.toIso8601String());
val['status'] = _$SubscriptionStatusEnumMap[instance.status]!;
val['autoRenewal'] = instance.autoRenewal;
writeNotNull('paymentMethod', instance.paymentMethod);
writeNotNull('transactionId', instance.transactionId);
val['creditsUsed'] = instance.creditsUsed;
val['totalCredits'] = instance.totalCredits;
writeNotNull('canceledAt', instance.canceledAt?.toIso8601String());
writeNotNull('cancelReason', instance.cancelReason);
writeNotNull('trialEndDate', instance.trialEndDate?.toIso8601String());
val['isTrial'] = instance.isTrial;
writeNotNull('createdAt', instance.createdAt?.toIso8601String());
writeNotNull('updatedAt', instance.updatedAt?.toIso8601String());
return val;
}
const _$SubscriptionStatusEnumMap = {
SubscriptionStatus.active: 'ACTIVE',
SubscriptionStatus.trial: 'TRIAL',
SubscriptionStatus.canceled: 'CANCELED',
SubscriptionStatus.expired: 'EXPIRED',
SubscriptionStatus.suspended: 'SUSPENDED',
SubscriptionStatus.refunded: 'REFUNDED',
};
SubscriptionStatistics _$SubscriptionStatisticsFromJson(
Map<String, dynamic> json) =>
$checkedCreate(
'SubscriptionStatistics',
json,
($checkedConvert) {
final val = SubscriptionStatistics(
totalPlans: $checkedConvert('totalPlans', (v) => (v as num).toInt()),
activePlans:
$checkedConvert('activePlans', (v) => (v as num).toInt()),
totalSubscriptions:
$checkedConvert('totalSubscriptions', (v) => (v as num).toInt()),
activeSubscriptions:
$checkedConvert('activeSubscriptions', (v) => (v as num).toInt()),
trialSubscriptions:
$checkedConvert('trialSubscriptions', (v) => (v as num).toInt()),
monthlyRevenue:
$checkedConvert('monthlyRevenue', (v) => (v as num).toDouble()),
yearlyRevenue:
$checkedConvert('yearlyRevenue', (v) => (v as num).toDouble()),
);
return val;
},
);
Map<String, dynamic> _$SubscriptionStatisticsToJson(
SubscriptionStatistics instance) =>
<String, dynamic>{
'totalPlans': instance.totalPlans,
'activePlans': instance.activePlans,
'totalSubscriptions': instance.totalSubscriptions,
'activeSubscriptions': instance.activeSubscriptions,
'trialSubscriptions': instance.trialSubscriptions,
'monthlyRevenue': instance.monthlyRevenue,
'yearlyRevenue': instance.yearlyRevenue,
};