import 'dart:convert';

class NewSMSTemplateEntity {
  NewSMSTemplateEntity({
    this.errorCode,
    this.description,
    this.errorMsg,
    this.dataList,
  });

  NewSMSTemplateEntity.fromJson(Map<String, dynamic> json) {
    errorCode = json['errorCode'];
    description = json['description'];
    errorMsg = json['errorMsg'];
    if (json['data'] != null) {
      dataList = <LangData>[];
      json['data'].forEach((v) {
        dataList!.add(LangData.fromJson(v));
      });
    }
  }

  int? errorCode;
  String? description;
  String? errorMsg;
  List<LangData>? dataList;

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = <String, dynamic>{};
    data['errorCode'] = errorCode;
    data['description'] = description;
    data['errorMsg'] = errorMsg;
    if (dataList != null) {
      data['data'] = dataList!.map((v) => v.toJson()).toList();
    }
    return data;
  }
}

class LangData {
  LangData({
    this.langType,
    this.langName,
    this.templates,
  });

  LangData.fromJson(Map<String, dynamic> json) {
    langType = json['langType'];
    langName = json['langName'];
    if (json['templates'] != null) {
      templates = <TemplateData>[];
      json['templates'].forEach((v) {
        templates!.add(TemplateData.fromJson(v));
      });
    }
  }

  int? langType;
  String? langName;
  List<TemplateData>? templates;

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = <String, dynamic>{};
    data['langType'] = langType;
    data['langName'] = langName;
    if (templates != null) {
      data['templates'] = templates!.map((v) => v.toJson()).toList();
    }
    return data;
  }
}

class TemplateData {
  TemplateData({
    this.langType,
    this.langName,
    this.templateType,
    this.templateName,
    this.template,
    this.templatePreviewCode,
  });

  TemplateData.fromJson(Map<String, dynamic> json) {
    langType = json['langType'];
    langName = json['langName'];
    templateType = json['templateType'];
    templateName = json['templateName'];
    template = json['template'];
    templatePreviewCode = json['templatePreviewCode'] != null
        ? jsonEncode(json['templatePreviewCode'])
        : null;
  }

  int? langType;
  String? langName;
  int? templateType;
  String? templateName;
  String? template;
  String? fixedKey;
  String? templatePreviewCode; // Changed to String
  String? regards = '';
  String? tips = '';
  int? id;
  String? name;
  int? channelType;
  bool? isUpdate = false;

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = <String, dynamic>{};
    data['langType'] = langType;
    data['langName'] = langName;
    data['templateType'] = templateType;
    data['templateName'] = templateName;
    data['template'] = template;
    if (templatePreviewCode != null) {
      data['templatePreviewCode'] = jsonDecode(templatePreviewCode!);
    }
    return data;
  }

  // New method to replace template variables with values from templatePreviewCode
  String generatePreview() {
    if (template == null || templatePreviewCode == null) {
      return '';
    }

    // Decode the templatePreviewCode string back to a map
    final Map<String, String> previewCodeMap =
        Map<String, String>.from(jsonDecode(templatePreviewCode!));

    String previewTemplate = template!;
    previewCodeMap.forEach((String key, String value) {
      previewTemplate = previewTemplate.replaceAll(
          key, value + (value.length > 2 ? '\n' : ''));
    });

    return previewTemplate;
  }
}


/*
class NewSMSTemplateEntity {
  NewSMSTemplateEntity({
    this.errorCode,
    this.description,
    this.errorMsg,
    this.dataList,
  });

  NewSMSTemplateEntity.fromJson(Map<String, dynamic> json) {
    errorCode = json['errorCode'];
    description = json['description'];
    errorMsg = json['errorMsg'];
    if (json['data'] != null) {
      dataList = <SMSTemplateData>[];
      json['data'].forEach((v) {
        dataList!.add(SMSTemplateData.fromJson(v));
      });
    }
  }

  int? errorCode;
  String? description;
  String? errorMsg;
  List<SMSTemplateData>? dataList;

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = <String, dynamic>{};
    data['errorCode'] = errorCode;
    data['description'] = description;
    data['errorMsg'] = errorMsg;
    if (dataList != null) {
      data['data'] = dataList!.map((v) => v.toJson()).toList();
    }
    return data;
  }
}

class SMSTemplateData {
  SMSTemplateData({
    this.contentType,
    this.typeName,
    this.template,
    this.fixedKey,
    this.templatePreviewCode,
  });

  SMSTemplateData.fromJson(Map<String, dynamic> json) {
    contentType = json['content_type'];
    typeName = json['typeName'];
    template = json['template'];
    fixedKey = json['fixed_key'];
    templatePreviewCode = json['template_preview_code'] != null
        ? jsonEncode(json['template_preview_code'])
        : null;
  }

  int? contentType;
  String? typeName;
  String? template;
  String? fixedKey;
  String? templatePreviewCode; // Changed to String
  String? regards = '';
  String? tips = '';
  int? id;
  String? name;
  int? type;
  bool? isUpdate = false;

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = <String, dynamic>{};
    data['content_type'] = contentType;
    data['typeName'] = typeName;
    data['template'] = template;
    data['fixed_key'] = fixedKey;
    if (templatePreviewCode != null) {
      data['template_preview_code'] = jsonDecode(templatePreviewCode!);
    }
    return data;
  }

  // New method to replace template variables with values from templatePreviewCode
  String generatePreview() {
    if (template == null || templatePreviewCode == null) {
      return '';
    }

    // Decode the templatePreviewCode string back to a map
    final Map<String, String> previewCodeMap =
        Map<String, String>.from(jsonDecode(templatePreviewCode!));

    String previewTemplate = template!;
    previewCodeMap.forEach((String key, String value) {
      previewTemplate = previewTemplate.replaceAll(
          key, value + (value.length > 2 ? '\n' : ''));
    });

    return previewTemplate;
  }
}
*/