import { BaseSelfControl } from './BaseSelfControl';
import { ValidationChain, ValidationEventArgs } from '../chainOfResponsibility';
import { EnumValidateState } from '../enums';

export class SelfSelect extends BaseSelfControl<
  number | undefined,
  number | undefined,
  number | undefined,
  HTMLDivElement
> {
  public defaultValueSelected?: number;

  private validateNormal = (eventArgs: ValidationEventArgs): void => {
    return;
  };
  private validateRequired = (eventArgs: ValidationEventArgs): void => {
    if (this.required) {
      if (typeof this.value !== 'number') {
        eventArgs.error = 'هیچ موردی انتخاب نشده است';
        eventArgs.state = EnumValidateState.empty;
        eventArgs.cancel = true;
      }
    }
  };


  isValueEmpty = () => {
    return typeof this.#value === 'number';
  }
  isValueNotEmpty = () => {
    return !this.isValueEmpty();
  }

  validate = (): void => {
    const validationChain = new ValidationChain();

    validationChain.validators.add(this.validateNormal);
    validationChain.validators.add(this.validateRequired);

    this.validation = validationChain.validate();
  };

  public cleaningClassInitializer = (): void => {
    this.hasChange = false;
    this.defaultValue = undefined;
    this.initializeListener = false;
    this.initializeProperties = false;
    this.validation = true;
  };
  public refreshHasChange = (): void => {
    if (this.showHasChangeFlag) {
      this.hasChange = this.defaultValue !== this.#value;
    }
  };
  public restartDefaultValue = (): void => {
    this.defaultValue = this.value;
    this.refreshHasChange();
  };

  #value: number | undefined;
  public cleaner?: () => void;
  public get value(): number | undefined {
    return this.#value;
  }
  public set value(value: number | undefined) {
    return;
  }

  public setValue = (value: number | undefined): void => {
    this.#value = value;
    this.refreshHasChange();
  };

  public deserialize = (value: number | undefined) => {
    if (typeof this.defaultValueSelected === 'number' && typeof value !== 'number') {
      this.#value = this.defaultValueSelected;
    } else {
      this.#value = value;
    }
    this.restartDefaultValue();
  };

  constructor(value: number | undefined) {
    super();
    this.#value = value;
    this.restartDefaultValue();
  }

  static empty(): SelfSelect {
    return new SelfSelect(undefined);
  }
  static deserialize(value?: number | null): SelfSelect {
    return new SelfSelect(
      (typeof value === 'number' ? value : undefined) as any
    );
  }
}