import 'dart:convert';

import 'package:fis_common/index.dart';
import 'package:fis_jsonrpc/rpc.dart';
import 'package:vitalapp/architecture/storage/file_storage_native_and_web.dart';
import 'package:vitalapp/architecture/storage/text_storage.dart';
import 'package:vitalapp/managers/interfaces/template.dart';
import 'package:vitalapp/rpc.dart';
import 'package:vitalapp/store/store.dart';
import 'package:fis_common/logger/logger.dart';

class TemplateManager implements ITemplateManager {
  /// 获取系统模板设置

  @override
  Future<SyncSettingsDTO?> syncSetting(SyncSettingRequest request) async {
    try {
      request.token = Store.user.token;
      final result = await rpc.vitalSystemSetting.syncSettingAsync(request);
      return result;
    } catch (e) {
      logger.e("TemplateManager query patient paged list error.", e);
      return null;
    }
  }

  @override
  Future<TemplateDTO?> getTemplateDetail(GetTemplateRequest request) async {
    try {
      request.token = Store.user.token;
      final result = await rpc.vitalTemplate.getTemplateDetailAsync(request);
      return result;
    } catch (e) {
      logger.e("TemplateManager query patient paged list error.", e);
      return null;
    }
  }

  @override
  Future<bool?> saveTemplate() async {
    try {
      if (FPlatform.current == FPlatformEnum.android) {
        ///下载模版之前删除旧模版，保证每次下载的都是新模版
        FileStorageNativeAndWeb templateDel =
            FileStorageNativeAndWeb.createInstance("template");
        var isDeleteSuccess = await templateDel.deleteDirectory("template");
        logger.i(
            "TemplateManager saveTemplate is delete template success:${isDeleteSuccess}.");
      }

      Map<String, String> currentTemplateIndex = {};
      SyncSettingRequest syncSettingRequest = SyncSettingRequest();
      var syncSettingsDTO = await syncSetting(syncSettingRequest);
      logger.i(
          "TemplateManager saveTemplate  template count:${syncSettingsDTO?.templates?.length}.");
      for (TemplateDTO i in syncSettingsDTO?.templates ?? []) {
        TemplateDTO? templateDTO = await getTemplateDetail(
          GetTemplateRequest(
            code: i.code!,
          ),
        );
        TextStorage template = TextStorage(
          fileName: i.code!,
          directory: "template/${i.code!}",
        );
        currentTemplateIndex[templateDTO!.key!] = templateDTO.code!;
        await template.save(jsonEncode(templateDTO.toJson()));
        logger.i(
            "TemplateManager saveTemplate  template Code:${i.code} , key:${i.key}.");
      }

      ///Excel生化模板
      if (syncSettingsDTO?.biochemicalTemplate?.code.isNotNullOrEmpty ??
          false) {
        var code = syncSettingsDTO!.biochemicalTemplate!.code!;
        TextStorage template = TextStorage(
          fileName: code,
          directory: "template/$code",
        );
        var key = syncSettingsDTO.biochemicalTemplate!.key!;
        currentTemplateIndex[key] = code;
        Store.user.biochemicalTemplateKey = key;
        await template.save(jsonEncode(syncSettingsDTO.biochemicalTemplate));
        logger
            .i("TemplateManager saveTemplate  template Code:$code , key:$key.");
      }

      ///Excel血常规模板
      if (syncSettingsDTO?.bloodRoutineTemplate?.code.isNotNullOrEmpty ??
          false) {
        var code = syncSettingsDTO!.bloodRoutineTemplate!.code!;
        TextStorage template = TextStorage(
          fileName: code,
          directory: "template/$code",
        );
        var key = syncSettingsDTO.bloodRoutineTemplate!.key!;
        currentTemplateIndex[key] = code;
        Store.user.bloodRoutineTemplateKey = key;
        await template.save(jsonEncode(syncSettingsDTO.bloodRoutineTemplate));
        logger
            .i("TemplateManager saveTemplate  template Code:$code , key:$key.");
      }

      /// 模板索引
      TextStorage templateRelation = TextStorage(
        fileName: "templateRelation",
        directory: "templateRelation",
      );
      await templateRelation.deleteDirectory();
      await templateRelation.save(jsonEncode(currentTemplateIndex));
      return true;
    } catch (e) {
      logger.e("TemplateManager saveTemplate error.", e);
      return null;
    }
  }

  @override
  Future<String?> readTemplateRelation(String fileName) async {
    try {
      TextStorage t =
          TextStorage(fileName: fileName, directory: "templateRelation");
      final str = await t.read();
      return str;
    } catch (e) {
      logger.e("TemplateManager readTemplate error.", e);
      return null;
    }
  }

  @override
  Future<String> getTemplateByKey(String key) async {
    var templates = await readTemplateRelation('templateRelation');
    var templateRelation = jsonDecode(templates!);
    var templateCode = templateRelation[key] ?? '';
    var template = await readTemplate(templateCode) ?? '';
    String templateContent =
        TemplateDTO.fromJson(jsonDecode(template)).templateContent!;
    return templateContent;
  }

  @override
  Future<String?> readTemplate(String fileName) async {
    try {
      TextStorage t =
          TextStorage(fileName: fileName, directory: "template/$fileName");
      final str = await t.read();
      return str;
    } catch (e) {
      logger.e("TemplateManager readTemplate error.", e);
      return null;
    }
  }
}