flutter_server_box/lib/data/model/server/server_private_info.dart

import 'dart:convert';

import 'package:hive_flutter/hive_flutter.dart';
import 'package:server_box/data/model/server/custom.dart';
import 'package:server_box/data/model/server/server.dart';
import 'package:server_box/data/model/server/wol_cfg.dart';
import 'package:server_box/data/res/provider.dart';

import 'package:server_box/data/model/app/error.dart';

part 'server_private_info.g.dart';

/// In former version, it's called `ServerPrivateInfo`.
@HiveType(typeId: 3)
class ServerPrivateInfo {
  @HiveField(0)
  final String name;
  @HiveField(1)
  final String ip;
  @HiveField(2)
  final int port;
  @HiveField(3)
  final String user;
  @HiveField(4)
  final String? pwd;

  /// [id] of private key
  @HiveField(5)
  final String? keyId;
  @HiveField(6)
  final List<String>? tags;
  @HiveField(7)
  final String? alterUrl;
  @HiveField(8)
  final bool? autoConnect;

  /// [id] of the jump server
  @HiveField(9)
  final String? jumpId;

  @HiveField(10)
  final ServerCustom? custom;

  @HiveField(11)
  final WakeOnLanCfg? wolCfg;

  /// It only applies to SSH terminal.
  @HiveField(12)
  final Map<String, String>? envs;

  final String id;

  const ServerPrivateInfo({
    required this.name,
    required this.ip,
    required this.port,
    required this.user,
    required this.pwd,
    this.keyId,
    this.tags,
    this.alterUrl,
    this.autoConnect,
    this.jumpId,
    this.custom,
    this.wolCfg,
    this.envs,
  }) : id = '$user@$ip:$port';

  static ServerPrivateInfo fromJson(Map<String, dynamic> json) {
    final ip = json['ip'] as String? ?? '';
    final port = json['port'] as int? ?? 22;
    final user = json['user'] as String? ?? 'root';
    final name = json['name'] as String? ?? '';
    final pwd = json['pwd'] as String? ?? json['authorization'] as String?;
    final keyId = json['pubKeyId'] as String?;
    final tags = (json['tags'] as List?)?.cast<String>();
    final alterUrl = json['alterUrl'] as String?;
    final autoConnect = json['autoConnect'] as bool?;
    final jumpId = json['jumpId'] as String?;
    final custom = json['customCmd'] == null
        ? null
        : ServerCustom.fromJson(json['custom'].cast<String, dynamic>());
    final wolCfg = json['wolCfg'] == null
        ? null
        : WakeOnLanCfg.fromJson(json['wolCfg'].cast<String, dynamic>());
    final envs_ = json['envs'] as Map<String, dynamic>?;
    final envs = <String, String>{};
    if (envs_ != null) {
      envs_.forEach((key, value) {
        if (value is String) {
          envs[key] = value;
        }
      });
    }

    return ServerPrivateInfo(
      name: name,
      ip: ip,
      port: port,
      user: user,
      pwd: pwd,
      keyId: keyId,
      tags: tags,
      alterUrl: alterUrl,
      autoConnect: autoConnect,
      jumpId: jumpId,
      custom: custom,
      wolCfg: wolCfg,
      envs: envs.isEmpty ? null : envs,
    );
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = <String, dynamic>{};
    data['name'] = name;
    data['ip'] = ip;
    data['port'] = port;
    data['user'] = user;
    if (pwd != null) {
      data['pwd'] = pwd;
    }
    if (keyId != null) {
      data['pubKeyId'] = keyId;
    }
    if (tags != null) {
      data['tags'] = tags;
    }
    if (alterUrl != null) {
      data['alterUrl'] = alterUrl;
    }
    if (autoConnect != null) {
      data['autoConnect'] = autoConnect;
    }
    if (jumpId != null) {
      data['jumpId'] = jumpId;
    }
    if (custom != null) {
      data['custom'] = custom?.toJson();
    }
    if (wolCfg != null) {
      data['wolCfg'] = wolCfg?.toJson();
    }
    if (envs != null) {
      data['envs'] = envs;
    }
    return data;
  }

  String toJsonString() => json.encode(toJson());

  Server? get server => Pros.server.pick(spi: this);
  Server? get jumpServer => Pros.server.pick(id: jumpId);

  bool shouldReconnect(ServerPrivateInfo old) {
    return id != old.id ||
        pwd != old.pwd ||
        keyId != old.keyId ||
        alterUrl != old.alterUrl ||
        jumpId != old.jumpId ||
        custom?.cmds != old.custom?.cmds;
  }

  IpPort fromStringUrl() {
    if (alterUrl == null) {
      throw SSHErr(type: SSHErrType.connect, message: 'alterUrl is null');
    }
    final splited = alterUrl!.split('@');
    if (splited.length != 2) {
      throw SSHErr(type: SSHErrType.connect, message: 'alterUrl no @');
    }
    final splited2 = splited[1].split(':');
    if (splited2.length != 2) {
      throw SSHErr(type: SSHErrType.connect, message: 'alterUrl no :');
    }
    final ip_ = splited2[0];
    final port_ = int.tryParse(splited2[1]) ?? 22;
    if (port <= 0 || port > 65535) {
      throw SSHErr(type: SSHErrType.connect, message: 'alterUrl port error');
    }
    return IpPort(ip_, port_);
  }

  @override
  String toString() {
    return id;
  }

  static const example = ServerPrivateInfo(
    name: 'name',
    ip: 'ip',
    port: 22,
    user: 'root',
    pwd: 'pwd',
    keyId: 'private_key_id',
    tags: ['tag1', 'tag2'],
    alterUrl: 'user@ip:port',
    autoConnect: true,
    jumpId: 'jump_server_id',
    custom: ServerCustom(
      pveAddr: 'http://localhost:8006',
      pveIgnoreCert: false,
      cmds: {
        'echo': 'echo hello',
      },
      preferTempDev: 'nvme-pci-0400',
      logoUrl: 'https://example.com/logo.png',
    ),
  );
}

class IpPort {
  final String ip;
  final int port;

  IpPort(this.ip, this.port);
}