import { CellValueType, ColumnConfig } from './dataTable.types';

export const columnWidth = (width: number) => ({ 
  width: `${width}%`, 
  'min-width': `${width}%`,
});

export const getDefaultColumnWidth = <T>(config: ColumnConfig<T>[]) => {
  const fixedWidthSum = config.map(item => item.width ?? 0).reduce((first, second) => first + second);
  const defaultWidth = (100 - fixedWidthSum) / (config.filter(item => !item.width).length);
  
  return defaultWidth;
};

type SupportedOrderingMethods = 'date' | 'fullDate' | 'boolean' | 'number' | 'text';
export const reorderData = <T>(data: T[], valueExtractor: (item: T) => CellValueType, orderMethod: SupportedOrderingMethods, ascending: boolean): T[] => {
  switch (orderMethod) {
    case 'date':
    case 'fullDate':
      return data.sort((first, second) => {
        const firstValue = new Date(valueExtractor(first) as string).getTime();
        const secondValue = new Date(valueExtractor(second) as string).getTime();

        const sortResult = firstValue - secondValue;
        return ascending ? sortResult : sortResult * -1;
      });
    case 'boolean':
      return data.sort((first, second) => {
        const firstValue = Boolean(valueExtractor(first));
        const secondValue = Boolean(valueExtractor(second));

        const sortResult = (firstValue === secondValue) ? 0 : (firstValue ? 1 : -1);
        return ascending ? sortResult : sortResult * -1;
      });
    case 'number':
      return data.sort((first, second) => {
        const firstValue = Number(valueExtractor(first));
        const secondValue = Number(valueExtractor(second));

        const sortResult = firstValue - secondValue;
        return ascending ? sortResult : sortResult * -1;
      });
    case 'text':
      return data.sort((first, second) => {
        const firstValue = valueExtractor(first) as string;
        const secondValue = valueExtractor(second) as string;
  
        return ascending ? firstValue.localeCompare(secondValue) : secondValue.localeCompare(firstValue);
      });
    default:
      return data;
  }
};

export default {
  columnWidth,
  getDefaultColumnWidth,
  reorderData,
};