import 'dart:async';
import 'dart:convert';
import 'dart:io';

import 'package:intl/intl.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:uuid/uuid.dart';
import 'theme_provider.dart';
import 'package:provider/provider.dart';
import 'User.dart' as User;

class Category {
  Category(this.category_id, this.name, this.color, this.productive);

  String category_id;
  String name;
  String color;
  bool productive;

  static String colCatId = "category_id";
  static String colName = "name";
  static String colColor = "color";
  static String colProductive = "productive";
}

class TaskType {
  TaskType(this.id, this.name, this.category, {this.relatedProject, this.cat});

  String id;
  String name;
  String category;
  Category? cat;
  Project? relatedProject;

  static String colId = "id";
  static String colName = "name";
  static String colCategory = "category_id";
  static String colRelatedProject = "related_project";

  static String getDisplayName(TaskType taskType) {
    return (taskType.name +
        ((taskType.relatedProject != null)
            ? ' [${taskType.relatedProject!.name}]'
            : ''));
  }
}

class Activity {
  Activity(this.taskType, this.startTime, this.endTime,
      {this.metadata, DateTime? tEndTime, DateTime? tStartTime}) {
    trueStartTime = tStartTime ?? startTime;
    trueEndTime = tEndTime ?? endTime;
  }
  late DateTime trueStartTime;
  late DateTime trueEndTime;
  TaskType taskType;
  DateTime startTime;
  DateTime endTime;
  String? metadata;

  Activity.fromJson(Map<String, dynamic> json)
      : taskType = json['taskType'],
        startTime = json['sTime'],
        endTime = json['eTime'];

  Map<String, dynamic> toJson() =>
      {'taskType': taskType, 'sTime': startTime, 'eTime': endTime};

  static String colType = "type";
  static String colStartTime = "s_time";
  static String colEndTime = "e_time";
  static String colMetadata = "metadata";
}

class InitialData {
  static List<TaskType> getTaskTypes(String username) {
    List<TaskType> tasks = [
      TaskType(username + 'Sleep', 'Sleep', 'Relax'),
      TaskType(username + 'Physics', 'Physics', 'Study'),
      TaskType(username + 'History', 'History', 'Study'),
      TaskType(username + 'Football', 'Football', 'Play'),
      TaskType(username + 'At work', 'At work', 'Work'),
      TaskType(username + 'Chores', 'Chores', 'Daily Activities'),
      TaskType(username + 'Eat', 'Eat', 'Daily Activities'),
      TaskType(username + 'Hang out', 'Hang out', 'Social')
    ];
    return tasks;
  }

  static List<Category> getCategories(String username) {
    List<Category> cats = [
      Category(username + 'Relax', 'Relax', '#555555', false),
      Category(
          username + 'Daily Activities', 'Daily Activities', '#009955', false),
      Category(username + 'Study', 'Study', '#00FF00', true),
      Category(username + 'Play', 'Play', '#FF0000', false),
      Category(username + 'Work', 'Work', '#00AAFF', true),
      Category(username + 'Social', 'Social', '#00AAAA', false)
    ];

    return cats;
  }
}

class Queries {
  Queries(this.link, this.data);

  String link;
  String data;

  static String colLink = "file";
  static String colData = "data";
}

class Project {
  Project(this.name, this.category, this.steps, this.eta, this.deadline,
      {this.cat});

  String name;
  String getName() => name.replaceAll(User.username, "");
  String category;
  Category? cat;
  List<ProjectStep> steps;
  int? eta;
  DateTime deadline;

  static String colName = "name";
  static String colCat = "category_id";
  static String colSteps = "steps";
  static String colDeadline = "deadline";
  static String colEta = "eta";
}

class ProjectStep {
  ProjectStep(this.stepName, this.eta, this.progress);

  ProjectStep.fromJson(Map<String, dynamic> json)
      : stepName = json['name'],
        eta = json['eta'],
        progress = json['progress'],
        finishedDate = (json['finishedDate'] != null)
            ? DateTime.parse(json['finishedDate'])
            : null;

  Map<String, dynamic> toJson() => {
        'name': stepName,
        'eta': eta,
        'progress': progress,
        if (finishedDate != null) 'finishedDate': finishedDate.toString()
      };

  String stepName;
  int eta;
  int progress;
  DateTime? finishedDate;
}

class Journal {
  Journal(this.id, this.day, {this.title, this.description});

  String id;
  DateTime day;
  String? title;
  String? description;

  static String colTitle = 'Title';
  static String colDescription = 'Desc';
}

class Todo {
  Todo(this.id, this.category, this.metadata, this.dueDate,
      {this.notificationTime, this.task});

  String id;
  String category;
  TaskType? task;
  String metadata;
  DateTime dueDate;
  DateTime? notificationTime;

  static String colCat = 'category';
  static String colMetadata = 'metadata';
  static String colDueDate = 'due_date';
  static String colNotificationTime = 'notification_time';
}

class Settings {
  static Future<String> UUID() async {
    final prefs = await SharedPreferences.getInstance();
    if (prefs.containsKey('uuid')) {
      return await Future.value(prefs.getString('uuid'));
    } else {
      var uuid = Uuid();
      String _uuid = uuid.v4();
      // if(Platform.isAndroid){
      //
      // }
      await prefs.setString('uuid', _uuid);
      return Future.value(_uuid);
    }
  }

  static Future<void> setTheme(int value) async {
    final prefs = await SharedPreferences.getInstance();
    await prefs.setInt("theme", value);
  }

  static String notification_key = "notification_interval";
  static String adaptive_notification_key = "adaptive_notification";
  static String untracked_unprod_key = "untracked_unproductive";
  static String auto_log_key = "auto_log";

  static Future<int> getNotificationInterval() async {
    final prefs = await SharedPreferences.getInstance();

    int _value = 1;
    if (prefs.containsKey(notification_key)) {
      _value = await prefs.getInt(notification_key) ?? 1;
    } else {
      prefs.setInt(notification_key, _value);
    }

    return _value;
  }

  static Future<void> setNotificationInterval(int value) async {
    final prefs = await SharedPreferences.getInstance();
    prefs.setInt(notification_key, value);
  }

  static List<String> notificationOptions = <String>[
    'Off',
    '1 hour',
    '2 hour',
    '3 hour',
    '4 hour',
    '5 hour',
    '6 hour'
  ];
  static bool adaptiveNotificationAvailable() {
    List<String> dates = [];
    if (User.activities.length < 10) {
      return false;
    } else {
      for (var element in User.activities) {
        String thisDate = DateFormat("MM/dd").format(element.startTime);
        if (!dates.contains(thisDate)) {
          dates.add(thisDate);
        }
      }
    }

    return (dates.length > 2);
  }

  static Future<bool> getAdaptiveNotification() async {
    final prefs = await SharedPreferences.getInstance();

    bool _value = true;
    if (prefs.containsKey(notification_key)) {
      _value = await prefs.getBool(adaptive_notification_key) ?? true;
    } else {
      prefs.setBool(adaptive_notification_key, _value);
    }

    return _value;
  }

  static Future<void> setAdaptiveNotification(bool value) async {
    final prefs = await SharedPreferences.getInstance();
    prefs.setBool(adaptive_notification_key, value);
  }

  static Future<bool> getUntrackedUnproductive() async {
    final prefs = await SharedPreferences.getInstance();

    bool _value = true;
    if (prefs.containsKey(untracked_unprod_key)) {
      _value = await prefs.getBool(untracked_unprod_key) ?? true;
    } else {
      prefs.setBool(untracked_unprod_key, _value);
    }

    return _value;
  }

  static Future<bool> getAutoLog() async {
    final prefs = await SharedPreferences.getInstance();

    bool _value = true;
    if (prefs.containsKey(auto_log_key)) {
      _value = await prefs.getBool(auto_log_key) ?? true;
    } else {
      prefs.setBool(auto_log_key, _value);
    }

    return _value;
  }

  static Future<void> setUntrackedUnproductive(bool value) async {
    final prefs = await SharedPreferences.getInstance();
    prefs.setBool(untracked_unprod_key, value);
  }

  static Future<void> setAutoLog(bool value) async {
    final prefs = await SharedPreferences.getInstance();
    prefs.setBool(auto_log_key, value);
  }
}

final settings = Settings();